[ 26.979964][ T26] audit: type=1800 audit(1573329302.962:22): pid=7042 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 41.586064][ T7208] IPVS: ftp: loaded support on port[0] = 21 [ 41.993964][ T7192] can: request_module (can-proto-0) failed. [ 44.788262][ T7192] can: request_module (can-proto-0) failed. Warning: Permanently added '10.128.10.51' (ECDSA) to the list of known hosts. 2019/11/09 19:55:28 parsed 1 programs 2019/11/09 19:55:28 executed programs: 0 [ 53.013909][ T7291] IPVS: ftp: loaded support on port[0] = 21 [ 53.029161][ T7288] IPVS: ftp: loaded support on port[0] = 21 [ 53.037639][ T7284] IPVS: ftp: loaded support on port[0] = 21 [ 53.048103][ T7287] IPVS: ftp: loaded support on port[0] = 21 [ 53.048904][ T7292] IPVS: ftp: loaded support on port[0] = 21 [ 53.067913][ T7293] IPVS: ftp: loaded support on port[0] = 21 [ 53.208390][ T7288] chnl_net:caif_netlink_parms(): no params data found [ 53.281776][ T7291] chnl_net:caif_netlink_parms(): no params data found [ 53.294737][ T7288] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.302627][ T7288] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.310378][ T7288] device bridge_slave_0 entered promiscuous mode [ 53.318694][ T7288] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.325780][ T7288] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.333588][ T7288] device bridge_slave_1 entered promiscuous mode [ 53.390696][ T7284] chnl_net:caif_netlink_parms(): no params data found [ 53.413365][ T7288] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.452326][ T7284] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.459721][ T7284] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.467262][ T7284] device bridge_slave_0 entered promiscuous mode [ 53.475566][ T7284] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.482692][ T7284] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.490574][ T7284] device bridge_slave_1 entered promiscuous mode [ 53.498646][ T7288] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.524570][ T7287] chnl_net:caif_netlink_parms(): no params data found [ 53.565251][ T7291] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.572566][ T7291] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.580549][ T7291] device bridge_slave_0 entered promiscuous mode [ 53.595907][ T7288] team0: Port device team_slave_0 added [ 53.603347][ T7284] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.614041][ T7284] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.626216][ T7291] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.633416][ T7291] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.641185][ T7291] device bridge_slave_1 entered promiscuous mode [ 53.657101][ T7288] team0: Port device team_slave_1 added [ 53.671240][ T7292] chnl_net:caif_netlink_parms(): no params data found [ 53.679680][ T7293] chnl_net:caif_netlink_parms(): no params data found [ 53.701117][ T7291] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 53.713020][ T7284] team0: Port device team_slave_0 added [ 53.733884][ T7291] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 53.752504][ T7284] team0: Port device team_slave_1 added [ 53.761214][ T7287] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.768522][ T7287] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.776232][ T7287] device bridge_slave_0 entered promiscuous mode [ 53.829120][ T7288] device hsr_slave_0 entered promiscuous mode [ 53.866738][ T7288] device hsr_slave_1 entered promiscuous mode [ 53.916758][ T7287] bridge0: port 2(bridge_slave_1) entered blocking state [ 53.923834][ T7287] bridge0: port 2(bridge_slave_1) entered disabled state [ 53.931653][ T7287] device bridge_slave_1 entered promiscuous mode [ 53.955620][ T7291] team0: Port device team_slave_0 added [ 53.972167][ T7293] bridge0: port 1(bridge_slave_0) entered blocking state [ 53.979334][ T7293] bridge0: port 1(bridge_slave_0) entered disabled state [ 53.987381][ T7293] device bridge_slave_0 entered promiscuous mode [ 54.000842][ T7287] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.012724][ T7287] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.023062][ T7291] team0: Port device team_slave_1 added [ 54.069110][ T7284] device hsr_slave_0 entered promiscuous mode [ 54.126653][ T7284] device hsr_slave_1 entered promiscuous mode [ 54.176649][ T7284] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.185071][ T7293] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.192407][ T7293] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.200553][ T7293] device bridge_slave_1 entered promiscuous mode [ 54.207522][ T7292] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.214566][ T7292] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.223024][ T7292] device bridge_slave_0 entered promiscuous mode [ 54.234119][ T7292] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.241307][ T7292] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.249414][ T7292] device bridge_slave_1 entered promiscuous mode [ 54.265497][ T7288] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.272670][ T7288] bridge0: port 2(bridge_slave_1) entered forwarding state [ 54.280569][ T7288] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.287675][ T7288] bridge0: port 1(bridge_slave_0) entered forwarding state [ 54.308892][ T2961] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.328781][ T2961] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.399017][ T7291] device hsr_slave_0 entered promiscuous mode [ 54.439397][ T7291] device hsr_slave_1 entered promiscuous mode [ 54.476569][ T7291] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.491307][ T7293] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.503423][ T7293] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.514912][ T7287] team0: Port device team_slave_0 added [ 54.522389][ T7292] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 54.534610][ T7292] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 54.562388][ T7287] team0: Port device team_slave_1 added [ 54.580938][ T7292] team0: Port device team_slave_0 added [ 54.588418][ T7293] team0: Port device team_slave_0 added [ 54.594884][ T7292] team0: Port device team_slave_1 added [ 54.660915][ T7287] device hsr_slave_0 entered promiscuous mode [ 54.716672][ T7287] device hsr_slave_1 entered promiscuous mode [ 54.766694][ T7287] debugfs: Directory 'hsr0' with parent '/' already present! [ 54.777979][ T7293] team0: Port device team_slave_1 added [ 54.858142][ T7292] device hsr_slave_0 entered promiscuous mode [ 54.906814][ T7292] device hsr_slave_1 entered promiscuous mode [ 54.966487][ T7292] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.059310][ T7293] device hsr_slave_0 entered promiscuous mode [ 55.096816][ T7293] device hsr_slave_1 entered promiscuous mode [ 55.146550][ T7293] debugfs: Directory 'hsr0' with parent '/' already present! [ 55.189786][ T7291] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.203530][ T7288] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.215322][ T7284] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.250650][ T7291] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.268492][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.277875][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.285398][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.293208][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.301541][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.310281][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.318959][ T7213] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.326000][ T7213] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.333736][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.342507][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.350860][ T7213] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.357940][ T7213] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.366691][ T7213] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.379778][ T7284] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.394872][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.403106][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.411064][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.421280][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.439560][ T7288] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.462016][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.471053][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.479855][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.488441][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.497213][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.505571][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.514501][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.523793][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.532739][ T2998] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.540900][ T2998] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.550467][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.559067][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 55.567502][ T2998] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.574668][ T2998] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.582452][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.590981][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.599569][ T2998] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.606668][ T2998] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.614066][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.622909][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.630697][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 55.653026][ T7292] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.663783][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.673510][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 55.682416][ T7302] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.689518][ T7302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.697657][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 55.705983][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.714410][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.722796][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.732064][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.739716][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.748243][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.765927][ T7293] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.780455][ T7291] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.792815][ T7291] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.801898][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 55.810786][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 55.819739][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.828010][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 55.836661][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.844877][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 55.853140][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 55.861432][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.869124][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.877135][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.892547][ T7293] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.901992][ T7292] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.917731][ T7291] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 55.925031][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 55.934049][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 55.950019][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.958324][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.970930][ T7288] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 55.981889][ T7288] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 55.994897][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.008151][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.019364][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.027750][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.035822][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.044708][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.053129][ T7302] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.060193][ T7302] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.068562][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.077182][ T7302] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.085409][ T7302] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.092478][ T7302] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.101930][ T7287] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.114078][ T7284] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.127849][ T7284] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.145156][ T7288] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.155009][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.163440][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 56.177929][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.187343][ T2998] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.194397][ T2998] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.202216][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.210770][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.220395][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 56.229048][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.237991][ T2998] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.245026][ T2998] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.253008][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 56.279000][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.297545][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 56.312776][ T7313] FAULT_INJECTION: forcing a failure. [ 56.312776][ T7313] name failslab, interval 1, probability 0, space 0, times 1 [ 56.316590][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.325391][ T7313] CPU: 1 PID: 7313 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 56.337579][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.341245][ T7313] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.341250][ T7313] Call Trace: [ 56.349956][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.359183][ T7313] dump_stack+0x12d/0x187 [ 56.359194][ T7313] should_fail.cold.4+0x5/0x13 [ 56.359201][ T7313] ? fault_create_debugfs_attr+0x150/0x150 [ 56.359207][ T7313] ? __kasan_check_read+0x11/0x20 [ 56.359218][ T7313] __should_failslab+0xba/0xf0 [ 56.359225][ T7313] should_failslab+0x9/0x14 [ 56.359231][ T7313] kmem_cache_alloc_node+0x56/0x760 [ 56.369901][ T7284] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.370284][ T7313] ? __kasan_check_write+0x14/0x20 [ 56.379330][ T7313] cache_grow_begin+0x9d2/0xd60 [ 56.379334][ T7313] ? kmem_cache_alloc+0x9c/0x750 [ 56.379340][ T7313] ? trace_hardirqs_off+0x41/0x1a0 [ 56.379346][ T7313] kmem_cache_alloc+0x68b/0x750 [ 56.379358][ T7313] p9_client_prepare_req.part.5+0x3a/0x670 [ 56.379367][ T7313] p9_client_rpc+0x174/0xe50 [ 56.379370][ T7313] ? trace_hardirqs_on+0x28/0x1b0 [ 56.379375][ T7313] ? __kasan_check_read+0x11/0x20 [ 56.456624][ T7313] ? p9_client_prepare_req.part.5+0x670/0x670 [ 56.462662][ T7313] ? add_wait_queue+0x107/0x160 [ 56.467486][ T7313] ? p9_pollwait+0x182/0x210 [ 56.472058][ T7313] ? pipe_poll+0x7e/0x2a0 [ 56.476361][ T7313] ? p9_fd_poll+0x19b/0x2a0 [ 56.480831][ T7313] ? p9_conn_create+0x399/0x4e0 [ 56.485662][ T7313] ? p9_conn_create+0x4e0/0x4e0 [ 56.490485][ T7313] p9_client_create+0x7ec/0x10e0 [ 56.496889][ T7313] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 56.503141][ T7313] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.508656][ T7313] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.514690][ T7313] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.520462][ T7313] ? __kmalloc_track_caller+0x60e/0x780 [ 56.525985][ T7313] ? __x64_sys_mount+0xb9/0x150 [ 56.530815][ T7313] ? do_syscall_64+0xd0/0x5e0 [ 56.535484][ T7313] ? lockdep_init_map+0x1b6/0x6c0 [ 56.540479][ T7313] v9fs_session_init+0x1ed/0x14c0 [ 56.545479][ T7313] ? v9fs_session_init+0x1ed/0x14c0 [ 56.550653][ T7313] ? find_held_lock+0x36/0x1d0 [ 56.555398][ T7313] ? v9fs_show_options+0x6c0/0x6c0 [ 56.560480][ T7313] ? mlx4_ib_remove+0x188/0x630 [ 56.565310][ T7313] ? v9fs_mount+0x55/0x7f0 [ 56.569696][ T7313] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.575218][ T7313] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.581253][ T7313] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.587027][ T7313] ? kmem_cache_alloc_trace+0x39e/0x780 [ 56.592546][ T7313] v9fs_mount+0x72/0x7f0 [ 56.596758][ T7313] ? v9fs_write_inode+0x50/0x50 [ 56.601579][ T7313] legacy_get_tree+0x103/0x1f0 [ 56.606319][ T7313] vfs_get_tree+0x8b/0x2d0 [ 56.610724][ T7313] ? capable+0x14/0x20 [ 56.614762][ T7313] do_mount+0x1281/0x1b60 [ 56.619060][ T7313] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.624583][ T7313] ? copy_mount_string+0x20/0x20 [ 56.629500][ T7313] ? kmem_cache_alloc_trace+0x39e/0x780 [ 56.635034][ T7313] ? __kasan_check_write+0x14/0x20 [ 56.640122][ T7313] ? __kasan_check_read+0x11/0x20 [ 56.645125][ T7313] ? copy_mount_options+0x77/0x2c0 [ 56.650219][ T7313] ksys_mount+0xba/0xe0 [ 56.654350][ T7313] __x64_sys_mount+0xb9/0x150 [ 56.659058][ T7313] do_syscall_64+0xd0/0x5e0 [ 56.663559][ T7313] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 56.669477][ T7313] RIP: 0033:0x458da9 [ 56.673342][ T7313] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 56.692917][ T7313] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 56.701317][ T7313] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 56.709259][ T7313] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 56.717212][ T7313] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 56.725168][ T7313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 56.733112][ T7313] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 56.762402][ T7293] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 56.783174][ T7321] FAULT_INJECTION: forcing a failure. [ 56.783174][ T7321] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 56.796409][ T7321] CPU: 1 PID: 7321 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 56.796668][ T7293] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 56.804196][ T7321] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.804201][ T7321] Call Trace: [ 56.816657][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.824585][ T7321] dump_stack+0x12d/0x187 [ 56.828916][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.835033][ T7321] should_fail.cold.4+0x5/0x13 [ 56.840255][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.847233][ T7321] ? do_mount+0x1281/0x1b60 [ 56.847243][ T7321] ? fault_create_debugfs_attr+0x150/0x150 [ 56.847252][ T7321] ? find_held_lock+0x36/0x1d0 [ 56.847262][ T7321] should_fail_alloc_page+0x50/0x60 [ 56.847266][ T7321] __alloc_pages_nodemask+0x17f/0x880 [ 56.847271][ T7321] ? cache_grow_end+0xa8/0x190 [ 56.847276][ T7321] ? __alloc_pages_slowpath+0x2570/0x2570 [ 56.847283][ T7321] ? do_raw_spin_lock+0x123/0x2d0 [ 56.853627][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 56.859817][ T7321] cache_grow_begin+0x92/0xd60 [ 56.859821][ T7321] ? __kmalloc+0xc5/0x790 [ 56.859829][ T7321] ? trace_hardirqs_off+0x41/0x1a0 [ 56.859836][ T7321] __kmalloc+0x6cd/0x790 [ 56.859845][ T7321] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 56.859852][ T7321] p9_fcall_init.isra.2+0x55/0x1c0 [ 56.859859][ T7321] p9_client_prepare_req.part.5+0x116/0x670 [ 56.867152][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 56.870136][ T7321] p9_client_rpc+0x174/0xe50 [ 56.875313][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.880041][ T7321] ? trace_hardirqs_on+0x28/0x1b0 [ 56.880047][ T7321] ? __kasan_check_read+0x11/0x20 [ 56.880058][ T7321] ? p9_client_prepare_req.part.5+0x670/0x670 [ 56.880068][ T7321] ? add_wait_queue+0x107/0x160 [ 56.880076][ T7321] ? p9_pollwait+0x182/0x210 [ 56.880086][ T7321] ? pipe_poll+0x7e/0x2a0 [ 56.887554][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 56.890174][ T7321] ? p9_fd_poll+0x19b/0x2a0 [ 56.896758][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.900882][ T7321] ? p9_conn_create+0x399/0x4e0 [ 56.909232][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 56.913538][ T7321] ? p9_conn_create+0x4e0/0x4e0 [ 56.913547][ T7321] p9_client_create+0x7ec/0x10e0 [ 56.913556][ T7321] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 56.913562][ T7321] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.913568][ T7321] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.913580][ T7321] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 56.913589][ T7321] ? __kmalloc_track_caller+0x60e/0x780 [ 56.913597][ T7321] ? __x64_sys_mount+0xb9/0x150 [ 56.918947][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.923088][ T7321] ? do_syscall_64+0xd0/0x5e0 [ 56.928151][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 56.932584][ T7321] ? lockdep_init_map+0x1b6/0x6c0 [ 56.938560][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.943557][ T7321] v9fs_session_init+0x1ed/0x14c0 [ 56.952198][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.955898][ T7321] ? v9fs_session_init+0x1ed/0x14c0 [ 56.964313][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.968584][ T7321] ? find_held_lock+0x36/0x1d0 [ 56.968597][ T7321] ? v9fs_show_options+0x6c0/0x6c0 [ 56.968606][ T7321] ? mlx4_ib_remove+0x188/0x630 [ 56.968612][ T7321] ? v9fs_mount+0x55/0x7f0 [ 56.968620][ T7321] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.968625][ T7321] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 56.968633][ T7321] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.163940][ T7321] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.169472][ T7321] v9fs_mount+0x72/0x7f0 [ 57.173706][ T7321] ? v9fs_write_inode+0x50/0x50 [ 57.178540][ T7321] legacy_get_tree+0x103/0x1f0 [ 57.183300][ T7321] vfs_get_tree+0x8b/0x2d0 [ 57.187698][ T7321] ? capable+0x14/0x20 [ 57.191750][ T7321] do_mount+0x1281/0x1b60 [ 57.196051][ T7321] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.201579][ T7321] ? copy_mount_string+0x20/0x20 [ 57.206486][ T7321] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.212003][ T7321] ? __kasan_check_write+0x14/0x20 [ 57.217101][ T7321] ? _copy_from_user+0xd6/0x110 [ 57.221921][ T7321] ? __kasan_check_read+0x11/0x20 [ 57.226922][ T7321] ? copy_mount_options+0x77/0x2c0 [ 57.232039][ T7321] ksys_mount+0xba/0xe0 [ 57.236177][ T7321] __x64_sys_mount+0xb9/0x150 [ 57.240838][ T7321] do_syscall_64+0xd0/0x5e0 [ 57.245330][ T7321] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.251199][ T7321] RIP: 0033:0x458da9 [ 57.255067][ T7321] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.274658][ T7321] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.283038][ T7321] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 57.290989][ T7321] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 57.298929][ T7321] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 57.306870][ T7321] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 57.314899][ T7321] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 57.340483][ T7287] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.356950][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 57.365184][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 57.380068][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.393079][ T7325] FAULT_INJECTION: forcing a failure. [ 57.393079][ T7325] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 57.394649][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.406432][ T7325] CPU: 0 PID: 7325 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 57.406436][ T7325] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.406439][ T7325] Call Trace: [ 57.406455][ T7325] dump_stack+0x12d/0x187 [ 57.406466][ T7325] should_fail.cold.4+0x5/0x13 [ 57.406474][ T7325] ? do_mount+0x1281/0x1b60 [ 57.406479][ T7325] ? fault_create_debugfs_attr+0x150/0x150 [ 57.406495][ T7325] ? find_held_lock+0x36/0x1d0 [ 57.406505][ T7325] should_fail_alloc_page+0x50/0x60 [ 57.406509][ T7325] __alloc_pages_nodemask+0x17f/0x880 [ 57.406514][ T7325] ? cache_grow_end+0xa8/0x190 [ 57.406519][ T7325] ? __alloc_pages_slowpath+0x2570/0x2570 [ 57.406524][ T7325] ? do_raw_spin_lock+0x123/0x2d0 [ 57.406536][ T7325] cache_grow_begin+0x92/0xd60 [ 57.406539][ T7325] ? __kmalloc+0xc5/0x790 [ 57.406545][ T7325] ? trace_hardirqs_off+0x41/0x1a0 [ 57.406552][ T7325] __kmalloc+0x6cd/0x790 [ 57.406562][ T7325] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 57.406569][ T7325] p9_fcall_init.isra.2+0x55/0x1c0 [ 57.406575][ T7325] p9_client_prepare_req.part.5+0x116/0x670 [ 57.406584][ T7325] p9_client_rpc+0x174/0xe50 [ 57.406588][ T7325] ? trace_hardirqs_on+0x28/0x1b0 [ 57.406593][ T7325] ? __kasan_check_read+0x11/0x20 [ 57.406602][ T7325] ? p9_client_prepare_req.part.5+0x670/0x670 [ 57.414419][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 57.421641][ T7325] ? add_wait_queue+0x107/0x160 [ 57.421651][ T7325] ? p9_pollwait+0x182/0x210 [ 57.421660][ T7325] ? pipe_poll+0x7e/0x2a0 [ 57.421667][ T7325] ? p9_fd_poll+0x19b/0x2a0 [ 57.421673][ T7325] ? p9_conn_create+0x399/0x4e0 [ 57.421680][ T7325] ? p9_conn_create+0x4e0/0x4e0 [ 57.421691][ T7325] p9_client_create+0x7ec/0x10e0 [ 57.421702][ T7325] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 57.421710][ T7325] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.421715][ T7325] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.421721][ T7325] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.421730][ T7325] ? __kmalloc_track_caller+0x60e/0x780 [ 57.421736][ T7325] ? __x64_sys_mount+0xb9/0x150 [ 57.421742][ T7325] ? do_syscall_64+0xd0/0x5e0 [ 57.421748][ T7325] ? lockdep_init_map+0x1b6/0x6c0 [ 57.421761][ T7325] v9fs_session_init+0x1ed/0x14c0 [ 57.421766][ T7325] ? v9fs_session_init+0x1ed/0x14c0 [ 57.421773][ T7325] ? find_held_lock+0x36/0x1d0 [ 57.421785][ T7325] ? v9fs_show_options+0x6c0/0x6c0 [ 57.421794][ T7325] ? v9fs_mount+0x55/0x7f0 [ 57.421801][ T7325] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.421807][ T7325] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.421811][ T7325] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.421820][ T7325] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.421831][ T7325] v9fs_mount+0x72/0x7f0 [ 57.421838][ T7325] ? v9fs_write_inode+0x50/0x50 [ 57.421845][ T7325] legacy_get_tree+0x103/0x1f0 [ 57.421855][ T7325] vfs_get_tree+0x8b/0x2d0 [ 57.421860][ T7325] ? capable+0x14/0x20 [ 57.421868][ T7325] do_mount+0x1281/0x1b60 [ 57.421874][ T7325] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.421881][ T7325] ? copy_mount_string+0x20/0x20 [ 57.421888][ T7325] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.421895][ T7325] ? __kasan_check_write+0x14/0x20 [ 57.421902][ T7325] ? _copy_from_user+0xd6/0x110 [ 57.421909][ T7325] ? __kasan_check_read+0x11/0x20 [ 57.421914][ T7325] ? copy_mount_options+0x77/0x2c0 [ 57.421922][ T7325] ksys_mount+0xba/0xe0 [ 57.421931][ T7325] __x64_sys_mount+0xb9/0x150 [ 57.421939][ T7325] do_syscall_64+0xd0/0x5e0 [ 57.421949][ T7325] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.421955][ T7325] RIP: 0033:0x458da9 [ 57.421962][ T7325] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.421966][ T7325] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.421972][ T7325] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 57.421975][ T7325] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 57.421979][ T7325] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 57.421982][ T7325] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 57.421985][ T7325] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 57.445904][ T2998] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 57.495875][ T7328] FAULT_INJECTION: forcing a failure. [ 57.495875][ T7328] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 57.521552][ T7293] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.521751][ T7328] CPU: 1 PID: 7328 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 57.550170][ T7328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.550174][ T7328] Call Trace: [ 57.550187][ T7328] dump_stack+0x12d/0x187 [ 57.550200][ T7328] should_fail.cold.4+0x5/0x13 [ 57.550206][ T7328] ? kmem_cache_alloc+0x121/0x750 [ 57.550213][ T7328] ? fault_create_debugfs_attr+0x150/0x150 [ 57.556521][ T7292] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 57.559623][ T7328] ? vfs_get_tree+0x8b/0x2d0 [ 57.568182][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.568425][ T7328] ? do_mount+0x1281/0x1b60 [ 57.573814][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.578077][ T7328] ? ksys_mount+0xba/0xe0 [ 57.578082][ T7328] ? __x64_sys_mount+0xb9/0x150 [ 57.578090][ T7328] ? do_syscall_64+0xd0/0x5e0 [ 57.578097][ T7328] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.578109][ T7328] should_fail_alloc_page+0x50/0x60 [ 57.578114][ T7328] __alloc_pages_nodemask+0x17f/0x880 [ 57.578121][ T7328] ? __alloc_pages_slowpath+0x2570/0x2570 [ 57.578135][ T7328] cache_grow_begin+0x92/0xd60 [ 57.578139][ T7328] ? __kmalloc+0xc5/0x790 [ 57.578146][ T7328] ? trace_hardirqs_off+0x41/0x1a0 [ 57.578153][ T7328] __kmalloc+0x6cd/0x790 [ 57.587227][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.589114][ T7328] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 57.589124][ T7328] p9_fcall_init.isra.2+0x55/0x1c0 [ 57.589132][ T7328] p9_client_prepare_req.part.5+0x96/0x670 [ 57.589142][ T7328] p9_client_rpc+0x174/0xe50 [ 57.589149][ T7328] ? trace_hardirqs_on+0x28/0x1b0 [ 57.594695][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.600704][ T7328] ? __kasan_check_read+0x11/0x20 [ 57.600713][ T7328] ? p9_client_prepare_req.part.5+0x670/0x670 [ 57.600718][ T7328] ? add_wait_queue+0x107/0x160 [ 57.600726][ T7328] ? p9_pollwait+0x182/0x210 [ 57.600736][ T7328] ? pipe_poll+0x7e/0x2a0 [ 57.600743][ T7328] ? p9_fd_poll+0x19b/0x2a0 [ 57.600750][ T7328] ? p9_conn_create+0x399/0x4e0 [ 57.600759][ T7328] ? p9_conn_create+0x4e0/0x4e0 [ 57.611643][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.612070][ T7328] p9_client_create+0x7ec/0x10e0 [ 57.617478][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.621560][ T7328] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 57.621569][ T7328] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.621576][ T7328] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.621582][ T7328] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.621591][ T7328] ? __kmalloc_track_caller+0x60e/0x780 [ 57.631595][ T7328] ? __x64_sys_mount+0xb9/0x150 [ 57.646680][ T7328] ? do_syscall_64+0xd0/0x5e0 [ 57.646688][ T7328] ? lockdep_init_map+0x1b6/0x6c0 [ 57.646703][ T7328] v9fs_session_init+0x1ed/0x14c0 [ 57.646708][ T7328] ? v9fs_session_init+0x1ed/0x14c0 [ 57.646714][ T7328] ? find_held_lock+0x36/0x1d0 [ 57.646726][ T7328] ? v9fs_show_options+0x6c0/0x6c0 [ 57.646734][ T7328] ? v9fs_mount+0x55/0x7f0 [ 57.646743][ T7328] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.646751][ T7328] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.653877][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.656684][ T7328] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.656695][ T7328] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.656706][ T7328] v9fs_mount+0x72/0x7f0 [ 57.656715][ T7328] ? v9fs_write_inode+0x50/0x50 [ 57.656722][ T7328] legacy_get_tree+0x103/0x1f0 [ 57.656731][ T7328] vfs_get_tree+0x8b/0x2d0 [ 57.656736][ T7328] ? capable+0x14/0x20 [ 57.656744][ T7328] do_mount+0x1281/0x1b60 [ 57.662804][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.668566][ T7328] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.668573][ T7328] ? copy_mount_string+0x20/0x20 [ 57.668580][ T7328] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.668586][ T7328] ? __kasan_check_write+0x14/0x20 [ 57.668594][ T7328] ? __kasan_check_read+0x11/0x20 [ 57.678329][ T7328] ? copy_mount_options+0x77/0x2c0 [ 57.678338][ T7328] ksys_mount+0xba/0xe0 [ 57.678347][ T7328] __x64_sys_mount+0xb9/0x150 [ 57.678357][ T7328] do_syscall_64+0xd0/0x5e0 [ 57.687932][ T7328] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 57.687937][ T7328] RIP: 0033:0x458da9 [ 57.687944][ T7328] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 57.687947][ T7328] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 57.687953][ T7328] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 57.687956][ T7328] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 57.687959][ T7328] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 57.687962][ T7328] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 57.687965][ T7328] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 57.701934][ T7335] FAULT_INJECTION: forcing a failure. [ 57.701934][ T7335] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 57.709128][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.713593][ T7335] CPU: 1 PID: 7335 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 57.713597][ T7335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.713600][ T7335] Call Trace: [ 57.713613][ T7335] dump_stack+0x12d/0x187 [ 57.713624][ T7335] should_fail.cold.4+0x5/0x13 [ 57.713630][ T7335] ? do_mount+0x1281/0x1b60 [ 57.713637][ T7335] ? fault_create_debugfs_attr+0x150/0x150 [ 57.722109][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 57.724262][ T7335] ? find_held_lock+0x36/0x1d0 [ 57.724274][ T7335] should_fail_alloc_page+0x50/0x60 [ 57.724280][ T7335] __alloc_pages_nodemask+0x17f/0x880 [ 57.724286][ T7335] ? cache_grow_end+0xa8/0x190 [ 57.724292][ T7335] ? __alloc_pages_slowpath+0x2570/0x2570 [ 57.724297][ T7335] ? do_raw_spin_lock+0x123/0x2d0 [ 57.724311][ T7335] cache_grow_begin+0x92/0xd60 [ 57.740573][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 57.743661][ T7335] ? __kmalloc+0xc5/0x790 [ 57.743671][ T7335] ? trace_hardirqs_off+0x41/0x1a0 [ 57.743679][ T7335] __kmalloc+0x6cd/0x790 [ 57.743691][ T7335] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 57.743699][ T7335] p9_fcall_init.isra.2+0x55/0x1c0 [ 57.753243][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 57.758740][ T7335] p9_client_prepare_req.part.5+0x116/0x670 [ 57.758751][ T7335] p9_client_rpc+0x174/0xe50 [ 57.758758][ T7335] ? trace_hardirqs_on+0x28/0x1b0 [ 57.758764][ T7335] ? __kasan_check_read+0x11/0x20 [ 57.758771][ T7335] ? p9_client_prepare_req.part.5+0x670/0x670 [ 57.758777][ T7335] ? add_wait_queue+0x107/0x160 [ 57.758785][ T7335] ? p9_pollwait+0x182/0x210 [ 57.758796][ T7335] ? pipe_poll+0x7e/0x2a0 [ 57.758805][ T7335] ? p9_fd_poll+0x19b/0x2a0 [ 57.772875][ T7292] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 57.783245][ T7335] ? p9_conn_create+0x399/0x4e0 [ 57.783254][ T7335] ? p9_conn_create+0x4e0/0x4e0 [ 57.783268][ T7335] p9_client_create+0x7ec/0x10e0 [ 57.799630][ T7335] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 57.799640][ T7335] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.799647][ T7335] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.799653][ T7335] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.799662][ T7335] ? __kmalloc_track_caller+0x60e/0x780 [ 57.799669][ T7335] ? __x64_sys_mount+0xb9/0x150 [ 57.799675][ T7335] ? do_syscall_64+0xd0/0x5e0 [ 57.799680][ T7335] ? lockdep_init_map+0x1b6/0x6c0 [ 57.799693][ T7335] v9fs_session_init+0x1ed/0x14c0 [ 57.857482][ T7334] FAULT_INJECTION: forcing a failure. [ 57.857482][ T7334] name failslab, interval 1, probability 0, space 0, times 0 [ 57.859389][ T7335] ? v9fs_session_init+0x1ed/0x14c0 [ 57.859399][ T7335] ? find_held_lock+0x36/0x1d0 [ 57.859415][ T7335] ? v9fs_show_options+0x6c0/0x6c0 [ 57.877625][ T7335] ? v9fs_mount+0x55/0x7f0 [ 57.877636][ T7335] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 57.877641][ T7335] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 57.877648][ T7335] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 57.877657][ T7335] ? kmem_cache_alloc_trace+0x39e/0x780 [ 57.877668][ T7335] v9fs_mount+0x72/0x7f0 [ 57.877679][ T7335] ? v9fs_write_inode+0x50/0x50 [ 57.885258][ T7335] legacy_get_tree+0x103/0x1f0 [ 57.885269][ T7335] vfs_get_tree+0x8b/0x2d0 [ 57.885274][ T7335] ? capable+0x14/0x20 [ 57.885282][ T7335] do_mount+0x1281/0x1b60 [ 58.680468][ T7335] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.685998][ T7335] ? copy_mount_string+0x20/0x20 [ 58.690908][ T7335] ? kmem_cache_alloc_trace+0x39e/0x780 [ 58.696424][ T7335] ? __kasan_check_write+0x14/0x20 [ 58.701508][ T7335] ? __kasan_check_read+0x11/0x20 [ 58.706506][ T7335] ? copy_mount_options+0x77/0x2c0 [ 58.711596][ T7335] ksys_mount+0xba/0xe0 [ 58.715733][ T7335] __x64_sys_mount+0xb9/0x150 [ 58.720393][ T7335] do_syscall_64+0xd0/0x5e0 [ 58.726181][ T7335] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.732054][ T7335] RIP: 0033:0x458da9 [ 58.735920][ T7335] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.755502][ T7335] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 58.763889][ T7335] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 58.771922][ T7335] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 58.779870][ T7335] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 58.787815][ T7335] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 58.795760][ T7335] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 58.803729][ T7334] CPU: 0 PID: 7334 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 58.811541][ T7334] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.821863][ T7334] Call Trace: [ 58.825152][ T7334] dump_stack+0x12d/0x187 [ 58.829481][ T7334] should_fail.cold.4+0x5/0x13 [ 58.834241][ T7334] ? fault_create_debugfs_attr+0x150/0x150 [ 58.838937][ T7348] FAULT_INJECTION: forcing a failure. [ 58.838937][ T7348] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 58.840043][ T7334] ? ___might_sleep+0x16b/0x2b0 [ 58.858068][ T7334] __should_failslab+0xba/0xf0 [ 58.862807][ T7334] should_failslab+0x9/0x14 [ 58.867281][ T7334] __kmalloc+0x2eb/0x790 [ 58.871497][ T7334] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 58.876751][ T7334] ? kmem_cache_alloc+0x376/0x750 [ 58.881749][ T7334] p9_fcall_init.isra.2+0x55/0x1c0 [ 58.886830][ T7334] p9_client_prepare_req.part.5+0x96/0x670 [ 58.892607][ T7334] p9_client_rpc+0x174/0xe50 [ 58.897167][ T7334] ? trace_hardirqs_on+0x28/0x1b0 [ 58.902172][ T7334] ? __kasan_check_read+0x11/0x20 [ 58.907170][ T7334] ? p9_client_prepare_req.part.5+0x670/0x670 [ 58.913215][ T7334] ? add_wait_queue+0x107/0x160 [ 58.918036][ T7334] ? p9_pollwait+0x182/0x210 [ 58.922602][ T7334] ? pipe_poll+0x7e/0x2a0 [ 58.926906][ T7334] ? p9_fd_poll+0x19b/0x2a0 [ 58.931381][ T7334] ? p9_conn_create+0x399/0x4e0 [ 58.936212][ T7334] ? p9_conn_create+0x4e0/0x4e0 [ 58.941040][ T7334] p9_client_create+0x7ec/0x10e0 [ 58.945955][ T7334] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 58.952015][ T7334] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.957533][ T7334] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 58.963572][ T7334] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 58.969351][ T7334] ? __kmalloc_track_caller+0x60e/0x780 [ 58.974865][ T7334] ? __x64_sys_mount+0xb9/0x150 [ 58.979685][ T7334] ? do_syscall_64+0xd0/0x5e0 [ 58.984331][ T7334] ? lockdep_init_map+0x1b6/0x6c0 [ 58.989328][ T7334] v9fs_session_init+0x1ed/0x14c0 [ 58.994320][ T7334] ? v9fs_session_init+0x1ed/0x14c0 [ 58.999496][ T7334] ? find_held_lock+0x36/0x1d0 [ 59.004236][ T7334] ? v9fs_show_options+0x6c0/0x6c0 [ 59.009319][ T7334] ? v9fs_mount+0x55/0x7f0 [ 59.013708][ T7334] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.019233][ T7334] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.025272][ T7334] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.031056][ T7334] ? kmem_cache_alloc_trace+0x39e/0x780 [ 59.036582][ T7334] v9fs_mount+0x72/0x7f0 [ 59.040796][ T7334] ? v9fs_write_inode+0x50/0x50 [ 59.045623][ T7334] legacy_get_tree+0x103/0x1f0 [ 59.050362][ T7334] vfs_get_tree+0x8b/0x2d0 [ 59.054788][ T7334] ? capable+0x14/0x20 [ 59.058857][ T7334] do_mount+0x1281/0x1b60 [ 59.063183][ T7334] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.068716][ T7334] ? copy_mount_string+0x20/0x20 [ 59.073651][ T7334] ? kmem_cache_alloc_trace+0x39e/0x780 [ 59.079184][ T7334] ? __kasan_check_write+0x14/0x20 [ 59.084280][ T7334] ? __kasan_check_read+0x11/0x20 [ 59.089275][ T7334] ? copy_mount_options+0x77/0x2c0 [ 59.094359][ T7334] ksys_mount+0xba/0xe0 [ 59.098490][ T7334] __x64_sys_mount+0xb9/0x150 [ 59.103143][ T7334] do_syscall_64+0xd0/0x5e0 [ 59.107617][ T7334] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.113487][ T7334] RIP: 0033:0x458da9 [ 59.117365][ T7334] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.136942][ T7334] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.145326][ T7334] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 59.153270][ T7334] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 59.161213][ T7334] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 59.169188][ T7334] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 59.177140][ T7334] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 59.185114][ T7348] CPU: 1 PID: 7348 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 59.192952][ T7348] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.195660][ T7287] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.203013][ T7348] Call Trace: [ 59.203028][ T7348] dump_stack+0x12d/0x187 [ 59.203038][ T7348] should_fail.cold.4+0x5/0x13 [ 59.203044][ T7348] ? kmem_cache_alloc+0x121/0x750 [ 59.203050][ T7348] ? fault_create_debugfs_attr+0x150/0x150 [ 59.203055][ T7348] ? vfs_get_tree+0x8b/0x2d0 [ 59.203061][ T7348] ? do_mount+0x1281/0x1b60 [ 59.203064][ T7348] ? ksys_mount+0xba/0xe0 [ 59.203072][ T7348] ? __x64_sys_mount+0xb9/0x150 [ 59.242926][ T7287] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.245532][ T7348] ? do_syscall_64+0xd0/0x5e0 [ 59.245540][ T7348] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.245554][ T7348] should_fail_alloc_page+0x50/0x60 [ 59.245558][ T7348] __alloc_pages_nodemask+0x17f/0x880 [ 59.253141][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.254706][ T7348] ? __alloc_pages_slowpath+0x2570/0x2570 [ 59.254722][ T7348] cache_grow_begin+0x92/0xd60 [ 59.254727][ T7348] ? __kmalloc+0xc5/0x790 [ 59.254733][ T7348] ? trace_hardirqs_off+0x41/0x1a0 [ 59.254741][ T7348] __kmalloc+0x6cd/0x790 [ 59.267472][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.269702][ T7348] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 59.269711][ T7348] p9_fcall_init.isra.2+0x55/0x1c0 [ 59.269719][ T7348] p9_client_prepare_req.part.5+0x96/0x670 [ 59.269729][ T7348] p9_client_rpc+0x174/0xe50 [ 59.269734][ T7348] ? trace_hardirqs_on+0x28/0x1b0 [ 59.269742][ T7348] ? __kasan_check_read+0x11/0x20 [ 59.276663][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.280978][ T7348] ? p9_client_prepare_req.part.5+0x670/0x670 [ 59.280986][ T7348] ? add_wait_queue+0x107/0x160 [ 59.280994][ T7348] ? p9_pollwait+0x182/0x210 [ 59.281003][ T7348] ? pipe_poll+0x7e/0x2a0 [ 59.281010][ T7348] ? p9_fd_poll+0x19b/0x2a0 [ 59.287090][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.293726][ T7348] ? p9_conn_create+0x399/0x4e0 [ 59.293734][ T7348] ? p9_conn_create+0x4e0/0x4e0 [ 59.293746][ T7348] p9_client_create+0x7ec/0x10e0 [ 59.293758][ T7348] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 59.293766][ T7348] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.293772][ T7348] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.300514][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.304209][ T7348] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.304219][ T7348] ? __kmalloc_track_caller+0x60e/0x780 2019/11/09 19:55:35 executed programs: 10 [ 59.304226][ T7348] ? __x64_sys_mount+0xb9/0x150 [ 59.304233][ T7348] ? do_syscall_64+0xd0/0x5e0 [ 59.304239][ T7348] ? lockdep_init_map+0x1b6/0x6c0 [ 59.304253][ T7348] v9fs_session_init+0x1ed/0x14c0 [ 59.309686][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.313833][ T7348] ? v9fs_session_init+0x1ed/0x14c0 [ 59.313846][ T7348] ? lock_downgrade+0x900/0x900 [ 59.313851][ T7348] ? __kasan_check_write+0x14/0x20 [ 59.313858][ T7348] ? v9fs_show_options+0x6c0/0x6c0 [ 59.313866][ T7348] ? v9fs_mount+0x55/0x7f0 [ 59.313875][ T7348] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.313881][ T7348] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.313887][ T7348] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.319377][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.325420][ T7348] ? kmem_cache_alloc_trace+0x39e/0x780 [ 59.325435][ T7348] v9fs_mount+0x72/0x7f0 [ 59.325443][ T7348] ? v9fs_write_inode+0x50/0x50 [ 59.325450][ T7348] legacy_get_tree+0x103/0x1f0 [ 59.325459][ T7348] vfs_get_tree+0x8b/0x2d0 [ 59.331657][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.335819][ T7348] ? capable+0x14/0x20 [ 59.335830][ T7348] do_mount+0x1281/0x1b60 [ 59.335838][ T7348] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.335846][ T7348] ? copy_mount_string+0x20/0x20 [ 59.335855][ T7348] ? kmem_cache_alloc_trace+0x39e/0x780 [ 59.335860][ T7348] ? __kasan_check_write+0x14/0x20 [ 59.335868][ T7348] ? __kasan_check_read+0x11/0x20 [ 59.361210][ T7300] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.364127][ T7348] ? copy_mount_options+0x77/0x2c0 [ 59.364136][ T7348] ksys_mount+0xba/0xe0 [ 59.364146][ T7348] __x64_sys_mount+0xb9/0x150 [ 59.364158][ T7348] do_syscall_64+0xd0/0x5e0 [ 59.379066][ T7287] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.379642][ T7348] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.388424][ T7348] RIP: 0033:0x458da9 [ 59.388431][ T7348] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 59.388434][ T7348] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 59.388439][ T7348] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 59.388442][ T7348] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 59.388445][ T7348] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 59.388448][ T7348] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 59.388451][ T7348] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 59.511338][ T7355] FAULT_INJECTION: forcing a failure. [ 59.511338][ T7355] name failslab, interval 1, probability 0, space 0, times 0 [ 59.531643][ T7356] FAULT_INJECTION: forcing a failure. [ 59.531643][ T7356] name failslab, interval 1, probability 0, space 0, times 0 [ 59.536037][ T7358] FAULT_INJECTION: forcing a failure. [ 59.536037][ T7358] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 59.538480][ T7356] CPU: 1 PID: 7356 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 59.750642][ T7356] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.760670][ T7356] Call Trace: [ 59.763940][ T7356] dump_stack+0x12d/0x187 [ 59.768250][ T7356] should_fail.cold.4+0x5/0x13 [ 59.772990][ T7356] ? stack_trace_save+0x82/0xb0 [ 59.777820][ T7356] ? fault_create_debugfs_attr+0x150/0x150 [ 59.783610][ T7356] __should_failslab+0xba/0xf0 [ 59.788358][ T7356] should_failslab+0x9/0x14 [ 59.792834][ T7356] kmem_cache_alloc+0x47/0x750 [ 59.797571][ T7356] ? ksys_mount+0xba/0xe0 [ 59.801873][ T7356] ? __x64_sys_mount+0xb9/0x150 [ 59.806699][ T7356] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.812741][ T7356] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 59.819134][ T7356] ? __kasan_check_read+0x11/0x20 [ 59.824141][ T7356] idr_get_free+0x35d/0x880 [ 59.828625][ T7356] idr_alloc_u32+0x13a/0x330 [ 59.833278][ T7356] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 59.838812][ T7356] ? mark_held_locks+0x130/0x130 [ 59.843727][ T7356] ? __kasan_check_write+0x14/0x20 [ 59.848810][ T7356] ? do_raw_spin_lock+0x123/0x2d0 [ 59.853812][ T7356] idr_alloc+0x7d/0xc0 [ 59.857855][ T7356] ? idr_alloc_u32+0x330/0x330 [ 59.862599][ T7356] p9_client_prepare_req.part.5+0x571/0x670 [ 59.868554][ T7356] p9_client_rpc+0x174/0xe50 [ 59.873115][ T7356] ? trace_hardirqs_on+0x28/0x1b0 [ 59.878122][ T7356] ? __kasan_check_read+0x11/0x20 [ 59.883125][ T7356] ? p9_client_prepare_req.part.5+0x670/0x670 [ 59.889164][ T7356] ? add_wait_queue+0x107/0x160 [ 59.893988][ T7356] ? p9_pollwait+0x182/0x210 [ 59.898551][ T7356] ? pipe_poll+0x7e/0x2a0 [ 59.902883][ T7356] ? p9_fd_poll+0x19b/0x2a0 [ 59.907361][ T7356] ? p9_conn_create+0x399/0x4e0 [ 59.912185][ T7356] ? p9_conn_create+0x4e0/0x4e0 [ 59.917010][ T7356] p9_client_create+0x7ec/0x10e0 [ 59.921927][ T7356] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 59.927976][ T7356] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.933505][ T7356] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 59.939541][ T7356] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 59.945332][ T7356] ? __kmalloc_track_caller+0x60e/0x780 [ 59.950881][ T7356] ? __x64_sys_mount+0xb9/0x150 [ 59.955703][ T7356] ? do_syscall_64+0xd0/0x5e0 [ 59.960350][ T7356] ? lockdep_init_map+0x1b6/0x6c0 [ 59.965352][ T7356] v9fs_session_init+0x1ed/0x14c0 [ 59.970352][ T7356] ? v9fs_session_init+0x1ed/0x14c0 [ 59.975534][ T7356] ? find_held_lock+0x36/0x1d0 [ 59.980284][ T7356] ? v9fs_show_options+0x6c0/0x6c0 [ 59.985366][ T7356] ? v9fs_mount+0x55/0x7f0 [ 59.989757][ T7356] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 59.995277][ T7356] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.001315][ T7356] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.007094][ T7356] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.012617][ T7356] v9fs_mount+0x72/0x7f0 [ 60.016850][ T7356] ? v9fs_write_inode+0x50/0x50 [ 60.021674][ T7356] legacy_get_tree+0x103/0x1f0 [ 60.026419][ T7356] vfs_get_tree+0x8b/0x2d0 [ 60.030902][ T7356] ? capable+0x14/0x20 [ 60.034948][ T7356] do_mount+0x1281/0x1b60 [ 60.039258][ T7356] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.044778][ T7356] ? copy_mount_string+0x20/0x20 [ 60.049698][ T7356] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.055213][ T7356] ? __kasan_check_write+0x14/0x20 [ 60.060316][ T7356] ? _copy_from_user+0xd6/0x110 [ 60.066096][ T7356] ? __kasan_check_read+0x11/0x20 [ 60.071101][ T7356] ? copy_mount_options+0x77/0x2c0 [ 60.076194][ T7356] ksys_mount+0xba/0xe0 [ 60.080332][ T7356] __x64_sys_mount+0xb9/0x150 [ 60.084984][ T7356] do_syscall_64+0xd0/0x5e0 [ 60.089458][ T7356] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.095333][ T7356] RIP: 0033:0x458da9 [ 60.099217][ T7356] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.118926][ T7356] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.127341][ T7356] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 60.135303][ T7356] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 60.143259][ T7356] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 60.151298][ T7356] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 60.159372][ T7356] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 60.167361][ T7358] CPU: 0 PID: 7358 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 60.175170][ T7358] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.185222][ T7358] Call Trace: [ 60.188521][ T7358] dump_stack+0x12d/0x187 [ 60.192841][ T7358] should_fail.cold.4+0x5/0x13 [ 60.192847][ T7358] ? kmem_cache_alloc+0x121/0x750 [ 60.192854][ T7358] ? fault_create_debugfs_attr+0x150/0x150 [ 60.192861][ T7358] ? vfs_get_tree+0x8b/0x2d0 [ 60.192866][ T7358] ? do_mount+0x1281/0x1b60 [ 60.192871][ T7358] ? ksys_mount+0xba/0xe0 [ 60.192875][ T7358] ? __x64_sys_mount+0xb9/0x150 [ 60.192883][ T7358] ? do_syscall_64+0xd0/0x5e0 [ 60.202643][ T7358] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.213186][ T7358] should_fail_alloc_page+0x50/0x60 [ 60.213191][ T7358] __alloc_pages_nodemask+0x17f/0x880 [ 60.213200][ T7358] ? __alloc_pages_slowpath+0x2570/0x2570 [ 60.213215][ T7358] cache_grow_begin+0x92/0xd60 [ 60.226821][ T7358] ? __kmalloc+0xc5/0x790 [ 60.237530][ T7358] ? trace_hardirqs_off+0x41/0x1a0 [ 60.237540][ T7358] __kmalloc+0x6cd/0x790 [ 60.237552][ T7358] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 60.237559][ T7358] p9_fcall_init.isra.2+0x55/0x1c0 [ 60.237565][ T7358] p9_client_prepare_req.part.5+0x96/0x670 [ 60.237574][ T7358] p9_client_rpc+0x174/0xe50 [ 60.237578][ T7358] ? trace_hardirqs_on+0x28/0x1b0 [ 60.237582][ T7358] ? __kasan_check_read+0x11/0x20 [ 60.237589][ T7358] ? p9_client_prepare_req.part.5+0x670/0x670 [ 60.237595][ T7358] ? add_wait_queue+0x107/0x160 [ 60.237604][ T7358] ? p9_pollwait+0x182/0x210 [ 60.237613][ T7358] ? pipe_poll+0x7e/0x2a0 [ 60.237620][ T7358] ? p9_fd_poll+0x19b/0x2a0 [ 60.237627][ T7358] ? p9_conn_create+0x399/0x4e0 [ 60.237636][ T7358] ? p9_conn_create+0x4e0/0x4e0 [ 60.237648][ T7358] p9_client_create+0x7ec/0x10e0 [ 60.237658][ T7358] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 60.237665][ T7358] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.237672][ T7358] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.254948][ T7358] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.254959][ T7358] ? __kmalloc_track_caller+0x60e/0x780 [ 60.254965][ T7358] ? __x64_sys_mount+0xb9/0x150 [ 60.254972][ T7358] ? do_syscall_64+0xd0/0x5e0 [ 60.269122][ T7358] ? lockdep_init_map+0x1b6/0x6c0 [ 60.269137][ T7358] v9fs_session_init+0x1ed/0x14c0 [ 60.269143][ T7358] ? v9fs_session_init+0x1ed/0x14c0 [ 60.269150][ T7358] ? find_held_lock+0x36/0x1d0 [ 60.269160][ T7358] ? v9fs_show_options+0x6c0/0x6c0 [ 60.269167][ T7358] ? v9fs_mount+0x55/0x7f0 [ 60.269176][ T7358] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.269182][ T7358] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.269187][ T7358] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.269195][ T7358] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.269206][ T7358] v9fs_mount+0x72/0x7f0 [ 60.269214][ T7358] ? v9fs_write_inode+0x50/0x50 [ 60.269221][ T7358] legacy_get_tree+0x103/0x1f0 [ 60.269230][ T7358] vfs_get_tree+0x8b/0x2d0 [ 60.269235][ T7358] ? capable+0x14/0x20 [ 60.269242][ T7358] do_mount+0x1281/0x1b60 [ 60.269247][ T7358] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.269254][ T7358] ? copy_mount_string+0x20/0x20 [ 60.269261][ T7358] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.269267][ T7358] ? __kasan_check_write+0x14/0x20 [ 60.269276][ T7358] ? __kasan_check_read+0x11/0x20 [ 60.269280][ T7358] ? copy_mount_options+0x77/0x2c0 [ 60.269288][ T7358] ksys_mount+0xba/0xe0 [ 60.289636][ T7358] __x64_sys_mount+0xb9/0x150 [ 60.289647][ T7358] do_syscall_64+0xd0/0x5e0 [ 60.289657][ T7358] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.289662][ T7358] RIP: 0033:0x458da9 [ 60.289669][ T7358] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.289672][ T7358] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.289678][ T7358] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 60.289681][ T7358] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 60.289683][ T7358] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 60.289686][ T7358] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 60.289689][ T7358] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 60.350972][ T7366] FAULT_INJECTION: forcing a failure. [ 60.350972][ T7366] name failslab, interval 1, probability 0, space 0, times 0 [ 60.359441][ T26] kauditd_printk_skb: 8 callbacks suppressed [ 60.359447][ T26] audit: type=1804 audit(1573329336.342:31): pid=7366 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/1/file0" dev="sda1" ino=16540 res=1 [ 60.380128][ T7368] FAULT_INJECTION: forcing a failure. [ 60.380128][ T7368] name failslab, interval 1, probability 0, space 0, times 0 [ 60.383035][ T7355] CPU: 1 PID: 7355 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 60.645891][ T7355] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.650288][ T7371] FAULT_INJECTION: forcing a failure. [ 60.650288][ T7371] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 60.655935][ T7355] Call Trace: [ 60.672377][ T7355] dump_stack+0x12d/0x187 [ 60.676681][ T7355] should_fail.cold.4+0x5/0x13 [ 60.681419][ T7355] ? fault_create_debugfs_attr+0x150/0x150 [ 60.687202][ T7355] ? ___might_sleep+0x16b/0x2b0 [ 60.692027][ T7355] __should_failslab+0xba/0xf0 [ 60.696851][ T7355] should_failslab+0x9/0x14 [ 60.701332][ T7355] __kmalloc+0x2eb/0x790 [ 60.705552][ T7355] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 60.710811][ T7355] p9_fcall_init.isra.2+0x55/0x1c0 [ 60.715949][ T7355] p9_client_prepare_req.part.5+0x116/0x670 [ 60.721816][ T7355] p9_client_rpc+0x174/0xe50 [ 60.726465][ T7355] ? trace_hardirqs_on+0x28/0x1b0 [ 60.731467][ T7355] ? __kasan_check_read+0x11/0x20 [ 60.736462][ T7355] ? p9_client_prepare_req.part.5+0x670/0x670 [ 60.742501][ T7355] ? add_wait_queue+0x107/0x160 [ 60.747327][ T7355] ? p9_pollwait+0x182/0x210 [ 60.751892][ T7355] ? pipe_poll+0x7e/0x2a0 [ 60.756202][ T7355] ? p9_fd_poll+0x19b/0x2a0 [ 60.760674][ T7355] ? p9_conn_create+0x399/0x4e0 [ 60.765497][ T7355] ? p9_conn_create+0x4e0/0x4e0 [ 60.770329][ T7355] p9_client_create+0x7ec/0x10e0 [ 60.775255][ T7355] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 60.781305][ T7355] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.786821][ T7355] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.792865][ T7355] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.798641][ T7355] ? __kmalloc_track_caller+0x60e/0x780 [ 60.804158][ T7355] ? __x64_sys_mount+0xb9/0x150 [ 60.808982][ T7355] ? do_syscall_64+0xd0/0x5e0 [ 60.813631][ T7355] ? lockdep_init_map+0x1b6/0x6c0 [ 60.818640][ T7355] v9fs_session_init+0x1ed/0x14c0 [ 60.823633][ T7355] ? v9fs_session_init+0x1ed/0x14c0 [ 60.828800][ T7355] ? find_held_lock+0x36/0x1d0 [ 60.833557][ T7355] ? v9fs_show_options+0x6c0/0x6c0 [ 60.838735][ T7355] ? v9fs_mount+0x55/0x7f0 [ 60.843123][ T7355] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.848637][ T7355] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 60.854680][ T7355] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 60.860465][ T7355] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.865999][ T7355] v9fs_mount+0x72/0x7f0 [ 60.870312][ T7355] ? v9fs_write_inode+0x50/0x50 [ 60.875136][ T7355] legacy_get_tree+0x103/0x1f0 [ 60.879884][ T7355] vfs_get_tree+0x8b/0x2d0 [ 60.884273][ T7355] ? capable+0x14/0x20 [ 60.888313][ T7355] do_mount+0x1281/0x1b60 [ 60.892624][ T7355] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 60.898144][ T7355] ? copy_mount_string+0x20/0x20 [ 60.903487][ T7355] ? kmem_cache_alloc_trace+0x39e/0x780 [ 60.909008][ T7355] ? __kasan_check_write+0x14/0x20 [ 60.914089][ T7355] ? __kasan_check_read+0x11/0x20 [ 60.919084][ T7355] ? copy_mount_options+0x77/0x2c0 [ 60.924167][ T7355] ksys_mount+0xba/0xe0 [ 60.928296][ T7355] __x64_sys_mount+0xb9/0x150 [ 60.932972][ T7355] do_syscall_64+0xd0/0x5e0 [ 60.937460][ T7355] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.943323][ T7355] RIP: 0033:0x458da9 [ 60.947190][ T7355] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.966943][ T7355] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 60.975330][ T7355] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 60.983275][ T7355] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 60.991230][ T7355] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 60.999174][ T7355] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 61.007121][ T7355] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 61.015081][ T7371] CPU: 0 PID: 7371 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 61.022879][ T7371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.032926][ T7371] Call Trace: [ 61.032941][ T7371] dump_stack+0x12d/0x187 [ 61.032952][ T7371] should_fail.cold.4+0x5/0x13 [ 61.032958][ T7371] ? do_mount+0x1281/0x1b60 [ 61.032965][ T7371] ? fault_create_debugfs_attr+0x150/0x150 [ 61.032975][ T7371] ? find_held_lock+0x36/0x1d0 [ 61.032983][ T7371] should_fail_alloc_page+0x50/0x60 [ 61.032987][ T7371] __alloc_pages_nodemask+0x17f/0x880 [ 61.032992][ T7371] ? cache_grow_end+0xa8/0x190 [ 61.032997][ T7371] ? __alloc_pages_slowpath+0x2570/0x2570 [ 61.033001][ T7371] ? do_raw_spin_lock+0x123/0x2d0 [ 61.033013][ T7371] cache_grow_begin+0x92/0xd60 [ 61.033017][ T7371] ? __kmalloc+0xc5/0x790 [ 61.033023][ T7371] ? trace_hardirqs_off+0x41/0x1a0 [ 61.033031][ T7371] __kmalloc+0x6cd/0x790 [ 61.060359][ T7371] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 61.060368][ T7371] p9_fcall_init.isra.2+0x55/0x1c0 [ 61.060377][ T7371] p9_client_prepare_req.part.5+0x116/0x670 [ 61.060387][ T7371] p9_client_rpc+0x174/0xe50 [ 61.060394][ T7371] ? trace_hardirqs_on+0x28/0x1b0 [ 61.070915][ T7371] ? __kasan_check_read+0x11/0x20 [ 61.070922][ T7371] ? p9_client_prepare_req.part.5+0x670/0x670 [ 61.070928][ T7371] ? add_wait_queue+0x107/0x160 [ 61.070936][ T7371] ? p9_pollwait+0x182/0x210 [ 61.070946][ T7371] ? pipe_poll+0x7e/0x2a0 [ 61.070954][ T7371] ? p9_fd_poll+0x19b/0x2a0 [ 61.070961][ T7371] ? p9_conn_create+0x399/0x4e0 [ 61.070971][ T7371] ? p9_conn_create+0x4e0/0x4e0 [ 61.070981][ T7371] p9_client_create+0x7ec/0x10e0 [ 61.070992][ T7371] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 61.070999][ T7371] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.071005][ T7371] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.171856][ T7371] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.200184][ T7371] ? __kmalloc_track_caller+0x60e/0x780 [ 61.205738][ T7371] ? __x64_sys_mount+0xb9/0x150 [ 61.210597][ T7371] ? do_syscall_64+0xd0/0x5e0 [ 61.210604][ T7371] ? lockdep_init_map+0x1b6/0x6c0 [ 61.210619][ T7371] v9fs_session_init+0x1ed/0x14c0 [ 61.210623][ T7371] ? v9fs_session_init+0x1ed/0x14c0 [ 61.210629][ T7371] ? find_held_lock+0x36/0x1d0 [ 61.210640][ T7371] ? v9fs_show_options+0x6c0/0x6c0 [ 61.210647][ T7371] ? v9fs_mount+0x55/0x7f0 [ 61.210655][ T7371] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.210661][ T7371] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.210666][ T7371] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.210675][ T7371] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.210685][ T7371] v9fs_mount+0x72/0x7f0 [ 61.210692][ T7371] ? v9fs_write_inode+0x50/0x50 [ 61.210699][ T7371] legacy_get_tree+0x103/0x1f0 [ 61.210708][ T7371] vfs_get_tree+0x8b/0x2d0 [ 61.210716][ T7371] ? capable+0x14/0x20 [ 61.290240][ T7371] do_mount+0x1281/0x1b60 [ 61.294546][ T7371] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.300066][ T7371] ? copy_mount_string+0x20/0x20 [ 61.304982][ T7371] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.310627][ T7371] ? __kasan_check_write+0x14/0x20 [ 61.315713][ T7371] ? _copy_from_user+0xd6/0x110 [ 61.320538][ T7371] ? __kasan_check_read+0x11/0x20 [ 61.325553][ T7371] ? copy_mount_options+0x77/0x2c0 [ 61.330644][ T7371] ksys_mount+0xba/0xe0 [ 61.334792][ T7371] __x64_sys_mount+0xb9/0x150 [ 61.339461][ T7371] do_syscall_64+0xd0/0x5e0 [ 61.343953][ T7371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.349825][ T7371] RIP: 0033:0x458da9 [ 61.353702][ T7371] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.373391][ T7371] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.381784][ T7371] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 61.389741][ T7371] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 61.397865][ T7371] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 61.405988][ T7371] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 61.413932][ T7371] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 61.421906][ T7368] CPU: 1 PID: 7368 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 61.429713][ T7368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.439780][ T7368] Call Trace: [ 61.443069][ T7368] dump_stack+0x12d/0x187 [ 61.447394][ T7368] should_fail.cold.4+0x5/0x13 [ 61.452150][ T7368] ? fault_create_debugfs_attr+0x150/0x150 [ 61.457948][ T7368] ? ___might_sleep+0x16b/0x2b0 [ 61.462792][ T7368] __should_failslab+0xba/0xf0 [ 61.467534][ T7368] should_failslab+0x9/0x14 [ 61.472130][ T7368] __kmalloc+0x2eb/0x790 [ 61.476356][ T7368] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 61.481622][ T7368] p9_fcall_init.isra.2+0x55/0x1c0 [ 61.486721][ T7368] p9_client_prepare_req.part.5+0x116/0x670 [ 61.492593][ T7368] p9_client_rpc+0x174/0xe50 [ 61.497155][ T7368] ? trace_hardirqs_on+0x28/0x1b0 [ 61.502149][ T7368] ? __kasan_check_read+0x11/0x20 [ 61.507157][ T7368] ? p9_client_prepare_req.part.5+0x670/0x670 [ 61.513206][ T7368] ? add_wait_queue+0x107/0x160 [ 61.518033][ T7368] ? p9_pollwait+0x182/0x210 [ 61.522596][ T7368] ? pipe_poll+0x7e/0x2a0 [ 61.526917][ T7368] ? p9_fd_poll+0x19b/0x2a0 [ 61.531394][ T7368] ? p9_conn_create+0x399/0x4e0 [ 61.536310][ T7368] ? p9_conn_create+0x4e0/0x4e0 [ 61.541147][ T7368] p9_client_create+0x7ec/0x10e0 [ 61.546061][ T7368] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 61.552097][ T7368] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.557613][ T7368] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.563659][ T7368] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.569437][ T7368] ? __kmalloc_track_caller+0x60e/0x780 [ 61.574961][ T7368] ? __x64_sys_mount+0xb9/0x150 [ 61.579790][ T7368] ? do_syscall_64+0xd0/0x5e0 [ 61.584445][ T7368] ? lockdep_init_map+0x1b6/0x6c0 [ 61.589445][ T7368] v9fs_session_init+0x1ed/0x14c0 [ 61.594458][ T7368] ? v9fs_session_init+0x1ed/0x14c0 [ 61.599642][ T7368] ? lock_downgrade+0x900/0x900 [ 61.604464][ T7368] ? __kasan_check_write+0x14/0x20 [ 61.609549][ T7368] ? v9fs_show_options+0x6c0/0x6c0 [ 61.614630][ T7368] ? v9fs_mount+0x55/0x7f0 [ 61.619021][ T7368] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.624534][ T7368] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.630581][ T7368] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.636358][ T7368] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.641878][ T7368] v9fs_mount+0x72/0x7f0 [ 61.646091][ T7368] ? v9fs_write_inode+0x50/0x50 [ 61.650923][ T7368] legacy_get_tree+0x103/0x1f0 [ 61.655673][ T7368] vfs_get_tree+0x8b/0x2d0 [ 61.660071][ T7368] ? capable+0x14/0x20 [ 61.664115][ T7368] do_mount+0x1281/0x1b60 [ 61.668417][ T7368] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.673953][ T7368] ? copy_mount_string+0x20/0x20 [ 61.678872][ T7368] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.684396][ T7368] ? __kasan_check_write+0x14/0x20 [ 61.689498][ T7368] ? _copy_from_user+0xd6/0x110 [ 61.694320][ T7368] ? __kasan_check_read+0x11/0x20 [ 61.699317][ T7368] ? copy_mount_options+0x77/0x2c0 [ 61.704414][ T7368] ksys_mount+0xba/0xe0 [ 61.708554][ T7368] __x64_sys_mount+0xb9/0x150 [ 61.713214][ T7368] do_syscall_64+0xd0/0x5e0 [ 61.717690][ T7368] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.723552][ T7368] RIP: 0033:0x458da9 [ 61.727430][ T7368] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.747006][ T7368] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.755389][ T7368] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 61.763683][ T7368] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 61.771630][ T7368] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 61.779575][ T7368] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 61.787524][ T7368] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 61.795483][ T7366] CPU: 0 PID: 7366 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 61.803292][ T7366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.813334][ T7366] Call Trace: [ 61.813347][ T7366] dump_stack+0x12d/0x187 [ 61.813358][ T7366] should_fail.cold.4+0x5/0x13 [ 61.813365][ T7366] ? fault_create_debugfs_attr+0x150/0x150 [ 61.813376][ T7366] ? ___might_sleep+0x16b/0x2b0 [ 61.813386][ T7366] __should_failslab+0xba/0xf0 [ 61.841066][ T7366] should_failslab+0x9/0x14 [ 61.845565][ T7366] __kmalloc+0x2eb/0x790 [ 61.849800][ T7366] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 61.855075][ T7366] p9_fcall_init.isra.2+0x55/0x1c0 [ 61.855083][ T7366] p9_client_prepare_req.part.5+0x116/0x670 [ 61.855094][ T7366] p9_client_rpc+0x174/0xe50 [ 61.866062][ T7366] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 61.866072][ T7366] ? p9_client_prepare_req.part.5+0x670/0x670 [ 61.866084][ T7366] ? free_object+0x70/0x70 [ 61.886887][ T7366] ? ksys_dup3+0x2e0/0x2e0 [ 61.891305][ T7366] ? lockdep_init_map+0x1b6/0x6c0 [ 61.896343][ T7366] ? __kasan_check_write+0x14/0x20 [ 61.896351][ T7366] ? p9_conn_create+0x3c2/0x4e0 [ 61.896359][ T7366] ? p9_conn_create+0x4e0/0x4e0 [ 61.896369][ T7366] p9_client_create+0x7ec/0x10e0 [ 61.896381][ T7366] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 61.896389][ T7366] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.896394][ T7366] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.896398][ T7366] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.896406][ T7366] ? __kmalloc_track_caller+0x60e/0x780 [ 61.896413][ T7366] ? __x64_sys_mount+0xb9/0x150 [ 61.896420][ T7366] ? do_syscall_64+0xd0/0x5e0 [ 61.896425][ T7366] ? lockdep_init_map+0x1b6/0x6c0 [ 61.896437][ T7366] v9fs_session_init+0x1ed/0x14c0 [ 61.896441][ T7366] ? v9fs_session_init+0x1ed/0x14c0 [ 61.896448][ T7366] ? find_held_lock+0x36/0x1d0 [ 61.896458][ T7366] ? v9fs_show_options+0x6c0/0x6c0 [ 61.896464][ T7366] ? v9fs_mount+0x55/0x7f0 [ 61.896469][ T7366] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.896474][ T7366] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 61.896477][ T7366] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 61.896485][ T7366] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.896494][ T7366] v9fs_mount+0x72/0x7f0 [ 61.896500][ T7366] ? v9fs_write_inode+0x50/0x50 [ 61.896507][ T7366] legacy_get_tree+0x103/0x1f0 [ 61.896516][ T7366] vfs_get_tree+0x8b/0x2d0 [ 61.896521][ T7366] ? capable+0x14/0x20 [ 61.896527][ T7366] do_mount+0x1281/0x1b60 [ 61.896533][ T7366] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 61.896540][ T7366] ? copy_mount_string+0x20/0x20 [ 61.896548][ T7366] ? kmem_cache_alloc_trace+0x39e/0x780 [ 61.896557][ T7366] ? __kasan_check_read+0x11/0x20 [ 61.896562][ T7366] ? copy_mount_options+0x77/0x2c0 [ 61.896569][ T7366] ksys_mount+0xba/0xe0 [ 61.896576][ T7366] __x64_sys_mount+0xb9/0x150 [ 61.896584][ T7366] do_syscall_64+0xd0/0x5e0 [ 61.896593][ T7366] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 61.896600][ T7366] RIP: 0033:0x458da9 [ 61.896606][ T7366] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 61.896608][ T7366] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 61.896614][ T7366] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 61.896617][ T7366] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 61.896622][ T7366] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 61.906548][ T7366] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 61.906551][ T7366] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 61.918808][ T7387] FAULT_INJECTION: forcing a failure. [ 61.918808][ T7387] name failslab, interval 1, probability 0, space 0, times 0 [ 61.930136][ T7391] FAULT_INJECTION: forcing a failure. [ 61.930136][ T7391] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.938296][ T7392] FAULT_INJECTION: forcing a failure. [ 61.938296][ T7392] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 61.940236][ T7391] CPU: 1 PID: 7391 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 62.197588][ T7391] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.207623][ T7391] Call Trace: [ 62.210910][ T7391] dump_stack+0x12d/0x187 [ 62.215222][ T7391] should_fail.cold.4+0x5/0x13 [ 62.221695][ T7391] ? do_mount+0x1281/0x1b60 [ 62.226171][ T7391] ? fault_create_debugfs_attr+0x150/0x150 [ 62.231951][ T7391] ? find_held_lock+0x36/0x1d0 [ 62.236700][ T7391] should_fail_alloc_page+0x50/0x60 [ 62.241868][ T7391] __alloc_pages_nodemask+0x17f/0x880 [ 62.247210][ T7391] ? cache_grow_end+0xa8/0x190 [ 62.251945][ T7391] ? __alloc_pages_slowpath+0x2570/0x2570 [ 62.257633][ T7391] ? do_raw_spin_lock+0x123/0x2d0 [ 62.262636][ T7391] cache_grow_begin+0x92/0xd60 [ 62.267388][ T7391] ? __kmalloc+0xc5/0x790 [ 62.271699][ T7391] ? trace_hardirqs_off+0x41/0x1a0 [ 62.276812][ T7391] __kmalloc+0x6cd/0x790 [ 62.281042][ T7391] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 62.286324][ T7391] p9_fcall_init.isra.2+0x55/0x1c0 [ 62.291413][ T7391] p9_client_prepare_req.part.5+0x116/0x670 [ 62.297284][ T7391] p9_client_rpc+0x174/0xe50 [ 62.301857][ T7391] ? trace_hardirqs_on+0x28/0x1b0 [ 62.306858][ T7391] ? __kasan_check_read+0x11/0x20 [ 62.311857][ T7391] ? p9_client_prepare_req.part.5+0x670/0x670 [ 62.317895][ T7391] ? add_wait_queue+0x107/0x160 [ 62.322728][ T7391] ? p9_pollwait+0x182/0x210 [ 62.327301][ T7391] ? pipe_poll+0x7e/0x2a0 [ 62.331605][ T7391] ? p9_fd_poll+0x19b/0x2a0 [ 62.336080][ T7391] ? p9_conn_create+0x399/0x4e0 [ 62.340905][ T7391] ? p9_conn_create+0x4e0/0x4e0 [ 62.345860][ T7391] p9_client_create+0x7ec/0x10e0 [ 62.350792][ T7391] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 62.356838][ T7391] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.362453][ T7391] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.368498][ T7391] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 62.374308][ T7391] ? __kmalloc_track_caller+0x60e/0x780 [ 62.379826][ T7391] ? __x64_sys_mount+0xb9/0x150 [ 62.384658][ T7391] ? do_syscall_64+0xd0/0x5e0 [ 62.389304][ T7391] ? lockdep_init_map+0x1b6/0x6c0 [ 62.394480][ T7391] v9fs_session_init+0x1ed/0x14c0 [ 62.399473][ T7391] ? v9fs_session_init+0x1ed/0x14c0 [ 62.404647][ T7391] ? find_held_lock+0x36/0x1d0 [ 62.409386][ T7391] ? v9fs_show_options+0x6c0/0x6c0 [ 62.414472][ T7391] ? v9fs_mount+0x55/0x7f0 [ 62.418859][ T7391] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.424393][ T7391] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.430430][ T7391] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 62.436209][ T7391] ? kmem_cache_alloc_trace+0x39e/0x780 [ 62.442165][ T7391] v9fs_mount+0x72/0x7f0 [ 62.446377][ T7391] ? v9fs_write_inode+0x50/0x50 [ 62.451202][ T7391] legacy_get_tree+0x103/0x1f0 [ 62.456029][ T7391] vfs_get_tree+0x8b/0x2d0 [ 62.460415][ T7391] ? capable+0x14/0x20 [ 62.464455][ T7391] do_mount+0x1281/0x1b60 [ 62.468758][ T7391] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.474284][ T7391] ? copy_mount_string+0x20/0x20 [ 62.479193][ T7391] ? kmem_cache_alloc_trace+0x39e/0x780 [ 62.484707][ T7391] ? __kasan_check_write+0x14/0x20 [ 62.489788][ T7391] ? _copy_from_user+0xd6/0x110 [ 62.494612][ T7391] ? __kasan_check_read+0x11/0x20 [ 62.499606][ T7391] ? copy_mount_options+0x77/0x2c0 [ 62.504696][ T7391] ksys_mount+0xba/0xe0 [ 62.508832][ T7391] __x64_sys_mount+0xb9/0x150 [ 62.513581][ T7391] do_syscall_64+0xd0/0x5e0 [ 62.518060][ T7391] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.523926][ T7391] RIP: 0033:0x458da9 [ 62.527803][ T7391] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.547389][ T7391] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.555791][ T7391] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 62.563745][ T7391] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 62.571700][ T7391] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 62.579648][ T7391] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 62.587590][ T7391] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 62.595563][ T7392] CPU: 0 PID: 7392 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 62.603367][ T7392] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 62.613419][ T7392] Call Trace: [ 62.616707][ T7392] dump_stack+0x12d/0x187 [ 62.621034][ T7392] should_fail.cold.4+0x5/0x13 [ 62.622319][ T7394] FAULT_INJECTION: forcing a failure. [ 62.622319][ T7394] name failslab, interval 1, probability 0, space 0, times 0 [ 62.625787][ T7392] ? do_mount+0x1281/0x1b60 [ 62.642827][ T7392] ? fault_create_debugfs_attr+0x150/0x150 [ 62.648608][ T7392] ? find_held_lock+0x36/0x1d0 [ 62.653350][ T7392] should_fail_alloc_page+0x50/0x60 [ 62.658539][ T7392] __alloc_pages_nodemask+0x17f/0x880 [ 62.663878][ T7392] ? cache_grow_end+0xa8/0x190 [ 62.668615][ T7392] ? __alloc_pages_slowpath+0x2570/0x2570 [ 62.674308][ T7392] ? do_raw_spin_lock+0x123/0x2d0 [ 62.679308][ T7392] cache_grow_begin+0x92/0xd60 [ 62.684042][ T7392] ? __kmalloc+0xc5/0x790 [ 62.688343][ T7392] ? trace_hardirqs_off+0x41/0x1a0 [ 62.693427][ T7392] __kmalloc+0x6cd/0x790 [ 62.697655][ T7392] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 62.702909][ T7392] p9_fcall_init.isra.2+0x55/0x1c0 [ 62.707993][ T7392] p9_client_prepare_req.part.5+0x116/0x670 [ 62.713859][ T7392] p9_client_rpc+0x174/0xe50 [ 62.718426][ T7392] ? trace_hardirqs_on+0x28/0x1b0 [ 62.723417][ T7392] ? __kasan_check_read+0x11/0x20 [ 62.728412][ T7392] ? p9_client_prepare_req.part.5+0x670/0x670 [ 62.734465][ T7392] ? add_wait_queue+0x107/0x160 [ 62.739292][ T7392] ? p9_pollwait+0x182/0x210 [ 62.743854][ T7392] ? pipe_poll+0x7e/0x2a0 [ 62.748156][ T7392] ? p9_fd_poll+0x19b/0x2a0 [ 62.752637][ T7392] ? p9_conn_create+0x399/0x4e0 [ 62.757467][ T7392] ? p9_conn_create+0x4e0/0x4e0 [ 62.762296][ T7392] p9_client_create+0x7ec/0x10e0 [ 62.767209][ T7392] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 62.773244][ T7392] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.778761][ T7392] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.784807][ T7392] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 62.790587][ T7392] ? __kmalloc_track_caller+0x60e/0x780 [ 62.796106][ T7392] ? __x64_sys_mount+0xb9/0x150 [ 62.801022][ T7392] ? do_syscall_64+0xd0/0x5e0 [ 62.805705][ T7392] ? lockdep_init_map+0x1b6/0x6c0 [ 62.810714][ T7392] v9fs_session_init+0x1ed/0x14c0 [ 62.815709][ T7392] ? v9fs_session_init+0x1ed/0x14c0 [ 62.820879][ T7392] ? find_held_lock+0x36/0x1d0 [ 62.825626][ T7392] ? v9fs_show_options+0x6c0/0x6c0 [ 62.830711][ T7392] ? v9fs_mount+0x55/0x7f0 [ 62.835101][ T7392] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.840623][ T7392] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 62.846657][ T7392] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 62.852436][ T7392] ? kmem_cache_alloc_trace+0x39e/0x780 [ 62.857956][ T7392] v9fs_mount+0x72/0x7f0 [ 62.862172][ T7392] ? v9fs_write_inode+0x50/0x50 [ 62.866993][ T7392] legacy_get_tree+0x103/0x1f0 [ 62.871729][ T7392] vfs_get_tree+0x8b/0x2d0 [ 62.876117][ T7392] ? capable+0x14/0x20 [ 62.880156][ T7392] do_mount+0x1281/0x1b60 [ 62.884454][ T7392] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 62.889971][ T7392] ? copy_mount_string+0x20/0x20 [ 62.894881][ T7392] ? kmem_cache_alloc_trace+0x39e/0x780 [ 62.900399][ T7392] ? __kasan_check_write+0x14/0x20 [ 62.905481][ T7392] ? _copy_from_user+0xd6/0x110 [ 62.910304][ T7392] ? __kasan_check_read+0x11/0x20 [ 62.915303][ T7392] ? copy_mount_options+0x77/0x2c0 [ 62.920389][ T7392] ksys_mount+0xba/0xe0 [ 62.924520][ T7392] __x64_sys_mount+0xb9/0x150 [ 62.929180][ T7392] do_syscall_64+0xd0/0x5e0 [ 62.933668][ T7392] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 62.939532][ T7392] RIP: 0033:0x458da9 [ 62.943408][ T7392] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 62.962988][ T7392] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 62.971369][ T7392] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 62.979323][ T7392] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 62.987268][ T7392] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 62.995210][ T7392] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 63.003156][ T7392] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 63.011120][ T7394] CPU: 1 PID: 7394 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 63.018927][ T7394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.028975][ T7394] Call Trace: [ 63.032243][ T7394] dump_stack+0x12d/0x187 [ 63.036552][ T7394] should_fail.cold.4+0x5/0x13 [ 63.041294][ T7394] ? stack_trace_save+0x82/0xb0 [ 63.046132][ T7394] ? fault_create_debugfs_attr+0x150/0x150 [ 63.051925][ T7394] __should_failslab+0xba/0xf0 [ 63.056672][ T7394] should_failslab+0x9/0x14 [ 63.061149][ T7394] kmem_cache_alloc+0x47/0x750 [ 63.062699][ T7397] FAULT_INJECTION: forcing a failure. [ 63.062699][ T7397] name failslab, interval 1, probability 0, space 0, times 0 [ 63.065896][ T7394] ? ksys_mount+0xba/0xe0 [ 63.065902][ T7394] ? __x64_sys_mount+0xb9/0x150 [ 63.065910][ T7394] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.065923][ T7394] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 63.100034][ T7394] ? __kasan_check_read+0x11/0x20 [ 63.105036][ T7394] idr_get_free+0x35d/0x880 [ 63.109524][ T7394] idr_alloc_u32+0x13a/0x330 [ 63.114100][ T7394] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 63.119630][ T7394] ? mark_held_locks+0x130/0x130 [ 63.124544][ T7394] ? __kasan_check_write+0x14/0x20 [ 63.129627][ T7394] ? do_raw_spin_lock+0x123/0x2d0 [ 63.134625][ T7394] idr_alloc+0x7d/0xc0 [ 63.138669][ T7394] ? idr_alloc_u32+0x330/0x330 [ 63.143409][ T7394] p9_client_prepare_req.part.5+0x571/0x670 [ 63.149286][ T7394] p9_client_rpc+0x174/0xe50 [ 63.153860][ T7394] ? trace_hardirqs_on+0x28/0x1b0 [ 63.158858][ T7394] ? __kasan_check_read+0x11/0x20 [ 63.163864][ T7394] ? p9_client_prepare_req.part.5+0x670/0x670 [ 63.169915][ T7394] ? add_wait_queue+0x107/0x160 [ 63.174749][ T7394] ? p9_pollwait+0x182/0x210 [ 63.179312][ T7394] ? pipe_poll+0x7e/0x2a0 [ 63.183627][ T7394] ? p9_fd_poll+0x19b/0x2a0 [ 63.188103][ T7394] ? p9_conn_create+0x399/0x4e0 [ 63.192930][ T7394] ? p9_conn_create+0x4e0/0x4e0 [ 63.197754][ T7394] p9_client_create+0x7ec/0x10e0 [ 63.202667][ T7394] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 63.208703][ T7394] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.214219][ T7394] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.220282][ T7394] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.226074][ T7394] ? __kmalloc_track_caller+0x60e/0x780 [ 63.231607][ T7394] ? __x64_sys_mount+0xb9/0x150 [ 63.236427][ T7394] ? lockdep_init_map+0x1b6/0x6c0 [ 63.241426][ T7394] v9fs_session_init+0x1ed/0x14c0 [ 63.246422][ T7394] ? v9fs_session_init+0x1ed/0x14c0 [ 63.251591][ T7394] ? find_held_lock+0x36/0x1d0 [ 63.256337][ T7394] ? v9fs_show_options+0x6c0/0x6c0 [ 63.261432][ T7394] ? v9fs_mount+0x55/0x7f0 [ 63.265831][ T7394] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.271347][ T7394] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.277383][ T7394] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.283173][ T7394] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.288692][ T7394] v9fs_mount+0x72/0x7f0 [ 63.292922][ T7394] ? v9fs_write_inode+0x50/0x50 [ 63.297745][ T7394] legacy_get_tree+0x103/0x1f0 [ 63.302481][ T7394] vfs_get_tree+0x8b/0x2d0 [ 63.306871][ T7394] ? capable+0x14/0x20 [ 63.310916][ T7394] do_mount+0x1281/0x1b60 [ 63.315221][ T7394] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.320747][ T7394] ? copy_mount_string+0x20/0x20 [ 63.325667][ T7394] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.331305][ T7394] ? __kasan_check_write+0x14/0x20 [ 63.336407][ T7394] ? _copy_from_user+0xd6/0x110 [ 63.341246][ T7394] ? __kasan_check_read+0x11/0x20 [ 63.346267][ T7394] ? copy_mount_options+0x77/0x2c0 [ 63.351361][ T7394] ksys_mount+0xba/0xe0 [ 63.355496][ T7394] __x64_sys_mount+0xb9/0x150 [ 63.360759][ T7394] do_syscall_64+0xd0/0x5e0 [ 63.365337][ T7394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.371199][ T7394] RIP: 0033:0x458da9 [ 63.375067][ T7394] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.394646][ T7394] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.403041][ T7394] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 63.410989][ T7394] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 63.418941][ T7394] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 63.426888][ T7394] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 63.434832][ T7394] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 63.442804][ T7397] CPU: 0 PID: 7397 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 63.450610][ T7397] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.456625][ T26] audit: type=1804 audit(1573329338.622:32): pid=7397 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/6/file0" dev="sda1" ino=16554 res=1 [ 63.460656][ T7397] Call Trace: [ 63.488217][ T7397] dump_stack+0x12d/0x187 [ 63.492551][ T7397] should_fail.cold.4+0x5/0x13 [ 63.497310][ T7397] ? fault_create_debugfs_attr+0x150/0x150 [ 63.503104][ T7397] ? ___might_sleep+0x16b/0x2b0 [ 63.503120][ T7397] __should_failslab+0xba/0xf0 [ 63.503128][ T7397] should_failslab+0x9/0x14 [ 63.517184][ T7397] __kmalloc+0x2eb/0x790 [ 63.521414][ T7397] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 63.526688][ T7397] p9_fcall_init.isra.2+0x55/0x1c0 [ 63.531775][ T7397] p9_client_prepare_req.part.5+0x116/0x670 [ 63.537657][ T7397] p9_client_rpc+0x174/0xe50 [ 63.542241][ T7397] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 63.548038][ T7397] ? p9_client_prepare_req.part.5+0x670/0x670 [ 63.554096][ T7397] ? free_object+0x70/0x70 [ 63.558493][ T7397] ? ksys_dup3+0x2e0/0x2e0 [ 63.558501][ T7397] ? lockdep_init_map+0x1b6/0x6c0 [ 63.558508][ T7397] ? __kasan_check_write+0x14/0x20 [ 63.558514][ T7397] ? p9_conn_create+0x3c2/0x4e0 [ 63.558522][ T7397] ? p9_conn_create+0x4e0/0x4e0 [ 63.558534][ T7397] p9_client_create+0x7ec/0x10e0 [ 63.558545][ T7397] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 63.558552][ T7397] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.558558][ T7397] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.558562][ T7397] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.558571][ T7397] ? __kmalloc_track_caller+0x60e/0x780 [ 63.558577][ T7397] ? __x64_sys_mount+0xb9/0x150 [ 63.558583][ T7397] ? do_syscall_64+0xd0/0x5e0 [ 63.558588][ T7397] ? lockdep_init_map+0x1b6/0x6c0 [ 63.558601][ T7397] v9fs_session_init+0x1ed/0x14c0 [ 63.558606][ T7397] ? v9fs_session_init+0x1ed/0x14c0 [ 63.558617][ T7397] ? lock_downgrade+0x900/0x900 [ 63.558621][ T7397] ? __kasan_check_write+0x14/0x20 [ 63.558626][ T7397] ? v9fs_show_options+0x6c0/0x6c0 [ 63.558634][ T7397] ? v9fs_mount+0x55/0x7f0 [ 63.558640][ T7397] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.580389][ T7406] FAULT_INJECTION: forcing a failure. [ 63.580389][ T7406] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.582817][ T7397] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 63.685304][ T7397] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 63.691122][ T7397] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.696684][ T7397] v9fs_mount+0x72/0x7f0 [ 63.700916][ T7397] ? v9fs_write_inode+0x50/0x50 [ 63.705741][ T7397] legacy_get_tree+0x103/0x1f0 [ 63.710481][ T7397] vfs_get_tree+0x8b/0x2d0 [ 63.714875][ T7397] ? capable+0x14/0x20 [ 63.718918][ T7397] do_mount+0x1281/0x1b60 [ 63.723228][ T7397] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.728757][ T7397] ? copy_mount_string+0x20/0x20 [ 63.733665][ T7397] ? kmem_cache_alloc_trace+0x39e/0x780 [ 63.739182][ T7397] ? __kasan_check_write+0x14/0x20 [ 63.744280][ T7397] ? _copy_from_user+0xd6/0x110 [ 63.749113][ T7397] ? __kasan_check_read+0x11/0x20 [ 63.754115][ T7397] ? copy_mount_options+0x77/0x2c0 [ 63.760412][ T7397] ksys_mount+0xba/0xe0 [ 63.764549][ T7397] __x64_sys_mount+0xb9/0x150 [ 63.769202][ T7397] do_syscall_64+0xd0/0x5e0 [ 63.773688][ T7397] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 63.779553][ T7397] RIP: 0033:0x458da9 [ 63.783420][ T7397] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 63.802995][ T7397] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.811377][ T7397] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 63.819332][ T7397] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 63.827277][ T7397] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 63.835221][ T7397] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 63.843165][ T7397] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 63.851134][ T7406] CPU: 1 PID: 7406 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 63.858945][ T7406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.868994][ T7406] Call Trace: [ 63.872288][ T7406] dump_stack+0x12d/0x187 [ 63.876631][ T7406] should_fail.cold.4+0x5/0x13 [ 63.881376][ T7406] ? do_mount+0x1281/0x1b60 [ 63.886915][ T7406] ? fault_create_debugfs_attr+0x150/0x150 [ 63.892699][ T7406] ? find_held_lock+0x36/0x1d0 [ 63.897441][ T7406] should_fail_alloc_page+0x50/0x60 [ 63.902618][ T7406] __alloc_pages_nodemask+0x17f/0x880 [ 63.903868][ T7408] FAULT_INJECTION: forcing a failure. [ 63.903868][ T7408] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 63.907971][ T7406] ? cache_grow_end+0xa8/0x190 [ 63.925882][ T7406] ? __alloc_pages_slowpath+0x2570/0x2570 [ 63.931584][ T7406] ? do_raw_spin_lock+0x123/0x2d0 [ 63.936584][ T7406] cache_grow_begin+0x92/0xd60 [ 63.941318][ T7406] ? __kmalloc+0xc5/0x790 [ 63.945620][ T7406] ? trace_hardirqs_off+0x41/0x1a0 [ 63.950704][ T7406] __kmalloc+0x6cd/0x790 [ 63.954921][ T7406] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 63.960185][ T7406] p9_fcall_init.isra.2+0x55/0x1c0 [ 63.965269][ T7406] p9_client_prepare_req.part.5+0x116/0x670 [ 63.971141][ T7406] p9_client_rpc+0x174/0xe50 [ 63.975809][ T7406] ? trace_hardirqs_on+0x28/0x1b0 [ 63.980804][ T7406] ? __kasan_check_read+0x11/0x20 [ 63.986410][ T7406] ? p9_client_prepare_req.part.5+0x670/0x670 [ 63.992465][ T7406] ? add_wait_queue+0x107/0x160 [ 63.997286][ T7406] ? p9_pollwait+0x182/0x210 [ 64.001849][ T7406] ? pipe_poll+0x7e/0x2a0 [ 64.006151][ T7406] ? p9_fd_poll+0x19b/0x2a0 [ 64.010627][ T7406] ? p9_conn_create+0x399/0x4e0 [ 64.015451][ T7406] ? p9_conn_create+0x4e0/0x4e0 [ 64.020290][ T7406] p9_client_create+0x7ec/0x10e0 [ 64.025204][ T7406] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 64.031249][ T7406] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.036766][ T7406] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.042802][ T7406] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.048580][ T7406] ? __kmalloc_track_caller+0x60e/0x780 [ 64.054102][ T7406] ? __x64_sys_mount+0xb9/0x150 [ 64.059096][ T7406] ? do_syscall_64+0xd0/0x5e0 [ 64.063760][ T7406] ? lockdep_init_map+0x1b6/0x6c0 [ 64.068759][ T7406] v9fs_session_init+0x1ed/0x14c0 [ 64.073775][ T7406] ? v9fs_session_init+0x1ed/0x14c0 [ 64.078955][ T7406] ? lock_downgrade+0x900/0x900 [ 64.083784][ T7406] ? __kasan_check_write+0x14/0x20 [ 64.088885][ T7406] ? v9fs_show_options+0x6c0/0x6c0 [ 64.093970][ T7406] ? v9fs_mount+0x55/0x7f0 [ 64.098359][ T7406] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.103883][ T7406] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.109919][ T7406] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.115697][ T7406] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.121216][ T7406] v9fs_mount+0x72/0x7f0 [ 64.125528][ T7406] ? v9fs_write_inode+0x50/0x50 [ 64.130359][ T7406] legacy_get_tree+0x103/0x1f0 [ 64.135103][ T7406] vfs_get_tree+0x8b/0x2d0 [ 64.139490][ T7406] ? capable+0x14/0x20 [ 64.143532][ T7406] do_mount+0x1281/0x1b60 [ 64.147834][ T7406] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.153352][ T7406] ? copy_mount_string+0x20/0x20 [ 64.158260][ T7406] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.163776][ T7406] ? __kasan_check_write+0x14/0x20 [ 64.168857][ T7406] ? _copy_from_user+0xd6/0x110 [ 64.173807][ T7406] ? __kasan_check_read+0x11/0x20 [ 64.178833][ T7406] ? copy_mount_options+0x77/0x2c0 [ 64.183920][ T7406] ksys_mount+0xba/0xe0 [ 64.188068][ T7406] __x64_sys_mount+0xb9/0x150 [ 64.192728][ T7406] do_syscall_64+0xd0/0x5e0 [ 64.197209][ T7406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.203074][ T7406] RIP: 0033:0x458da9 [ 64.206958][ T7406] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.226536][ T7406] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.234926][ T7406] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 64.242868][ T7406] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 64.250813][ T7406] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 64.258766][ T7406] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 64.266719][ T7406] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 64.274717][ T7408] CPU: 0 PID: 7408 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 64.278148][ T26] audit: type=1804 audit(1573329339.582:33): pid=7408 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/2/file0" dev="sda1" ino=16533 res=1 [ 64.282547][ T7408] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.282553][ T7408] Call Trace: [ 64.320423][ T7408] dump_stack+0x12d/0x187 [ 64.320435][ T7408] should_fail.cold.4+0x5/0x13 [ 64.320443][ T7408] ? do_mount+0x1281/0x1b60 [ 64.333990][ T7408] ? fault_create_debugfs_attr+0x150/0x150 [ 64.339779][ T7408] ? find_held_lock+0x36/0x1d0 [ 64.339789][ T7408] should_fail_alloc_page+0x50/0x60 [ 64.339794][ T7408] __alloc_pages_nodemask+0x17f/0x880 [ 64.339800][ T7408] ? cache_grow_end+0xa8/0x190 [ 64.339805][ T7408] ? __alloc_pages_slowpath+0x2570/0x2570 [ 64.339809][ T7408] ? do_raw_spin_lock+0x123/0x2d0 [ 64.339822][ T7408] cache_grow_begin+0x92/0xd60 [ 64.339826][ T7408] ? __kmalloc+0xc5/0x790 [ 64.339832][ T7408] ? trace_hardirqs_off+0x41/0x1a0 [ 64.339839][ T7408] __kmalloc+0x6cd/0x790 [ 64.339849][ T7408] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 64.339857][ T7408] p9_fcall_init.isra.2+0x55/0x1c0 [ 64.339864][ T7408] p9_client_prepare_req.part.5+0x116/0x670 [ 64.339874][ T7408] p9_client_rpc+0x174/0xe50 [ 64.339880][ T7408] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 64.339888][ T7408] ? p9_client_prepare_req.part.5+0x670/0x670 [ 64.349823][ T7408] ? free_object+0x70/0x70 [ 64.349833][ T7408] ? ksys_dup3+0x2e0/0x2e0 [ 64.349842][ T7408] ? lockdep_init_map+0x1b6/0x6c0 [ 64.349849][ T7408] ? __kasan_check_write+0x14/0x20 [ 64.349858][ T7408] ? p9_conn_create+0x3c2/0x4e0 [ 64.359944][ T7408] ? p9_conn_create+0x4e0/0x4e0 [ 64.359957][ T7408] p9_client_create+0x7ec/0x10e0 [ 64.359968][ T7408] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 64.410118][ T7408] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.421966][ T7408] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.421973][ T7408] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.421981][ T7408] ? __kmalloc_track_caller+0x60e/0x780 [ 64.421987][ T7408] ? __x64_sys_mount+0xb9/0x150 [ 64.421992][ T7408] ? do_syscall_64+0xd0/0x5e0 [ 64.421998][ T7408] ? lockdep_init_map+0x1b6/0x6c0 [ 64.422009][ T7408] v9fs_session_init+0x1ed/0x14c0 [ 64.422013][ T7408] ? v9fs_session_init+0x1ed/0x14c0 [ 64.422019][ T7408] ? find_held_lock+0x36/0x1d0 [ 64.422029][ T7408] ? v9fs_show_options+0x6c0/0x6c0 [ 64.422036][ T7408] ? v9fs_mount+0x55/0x7f0 [ 64.422042][ T7408] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.422047][ T7408] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.422051][ T7408] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.422059][ T7408] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.422070][ T7408] v9fs_mount+0x72/0x7f0 [ 64.470817][ T7417] FAULT_INJECTION: forcing a failure. [ 64.470817][ T7417] name failslab, interval 1, probability 0, space 0, times 0 [ 64.473176][ T7408] ? v9fs_write_inode+0x50/0x50 [ 64.473184][ T7408] legacy_get_tree+0x103/0x1f0 [ 64.473195][ T7408] vfs_get_tree+0x8b/0x2d0 [ 64.473201][ T7408] ? capable+0x14/0x20 [ 64.473210][ T7408] do_mount+0x1281/0x1b60 [ 64.473218][ T7408] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.473225][ T7408] ? copy_mount_string+0x20/0x20 [ 64.494044][ T7408] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.494052][ T7408] ? __kasan_check_write+0x14/0x20 [ 64.494060][ T7408] ? _copy_from_user+0xd6/0x110 [ 64.494068][ T7408] ? __kasan_check_read+0x11/0x20 [ 64.494074][ T7408] ? copy_mount_options+0x77/0x2c0 [ 64.494083][ T7408] ksys_mount+0xba/0xe0 [ 64.494092][ T7408] __x64_sys_mount+0xb9/0x150 [ 64.494101][ T7408] do_syscall_64+0xd0/0x5e0 [ 64.494110][ T7408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 64.523496][ T7408] RIP: 0033:0x458da9 [ 64.523503][ T7408] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.523511][ T7408] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.523517][ T7408] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 64.523521][ T7408] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 64.523524][ T7408] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 64.523528][ T7408] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 64.523531][ T7408] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 64.528592][ T7418] FAULT_INJECTION: forcing a failure. [ 64.528592][ T7418] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 64.536849][ T7387] CPU: 1 PID: 7387 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 64.733980][ T7387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.744012][ T7387] Call Trace: [ 64.747282][ T7387] dump_stack+0x12d/0x187 [ 64.751606][ T7387] should_fail.cold.4+0x5/0x13 [ 64.756340][ T7387] ? fault_create_debugfs_attr+0x150/0x150 [ 64.762119][ T7387] ? ___might_sleep+0x16b/0x2b0 [ 64.766942][ T7387] __should_failslab+0xba/0xf0 [ 64.771773][ T7387] should_failslab+0x9/0x14 [ 64.776244][ T7387] __kmalloc+0x2eb/0x790 [ 64.780456][ T7387] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 64.785712][ T7387] p9_fcall_init.isra.2+0x55/0x1c0 [ 64.790793][ T7387] p9_client_prepare_req.part.5+0x116/0x670 [ 64.796664][ T7387] p9_client_rpc+0x174/0xe50 [ 64.801226][ T7387] ? trace_hardirqs_on+0x28/0x1b0 [ 64.806235][ T7387] ? __kasan_check_read+0x11/0x20 [ 64.811236][ T7387] ? p9_client_prepare_req.part.5+0x670/0x670 [ 64.817271][ T7387] ? add_wait_queue+0x107/0x160 [ 64.822095][ T7387] ? p9_pollwait+0x182/0x210 [ 64.826672][ T7387] ? pipe_poll+0x7e/0x2a0 [ 64.830974][ T7387] ? p9_fd_poll+0x19b/0x2a0 [ 64.835452][ T7387] ? p9_conn_create+0x399/0x4e0 [ 64.840276][ T7387] ? p9_conn_create+0x4e0/0x4e0 [ 64.845102][ T7387] p9_client_create+0x7ec/0x10e0 [ 64.850015][ T7387] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 64.856053][ T7387] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.861572][ T7387] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.867695][ T7387] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.873495][ T7387] ? __kmalloc_track_caller+0x60e/0x780 [ 64.879021][ T7387] ? __x64_sys_mount+0xb9/0x150 [ 64.883842][ T7387] ? do_syscall_64+0xd0/0x5e0 [ 64.888750][ T7387] ? lockdep_init_map+0x1b6/0x6c0 [ 64.893759][ T7387] v9fs_session_init+0x1ed/0x14c0 [ 64.898781][ T7387] ? v9fs_session_init+0x1ed/0x14c0 [ 64.903949][ T7387] ? find_held_lock+0x36/0x1d0 [ 64.908690][ T7387] ? v9fs_show_options+0x6c0/0x6c0 [ 64.913771][ T7387] ? v9fs_mount+0x55/0x7f0 [ 64.918168][ T7387] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.923684][ T7387] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 64.929717][ T7387] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 64.935496][ T7387] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.941018][ T7387] v9fs_mount+0x72/0x7f0 [ 64.945241][ T7387] ? v9fs_write_inode+0x50/0x50 [ 64.950063][ T7387] legacy_get_tree+0x103/0x1f0 [ 64.954809][ T7387] vfs_get_tree+0x8b/0x2d0 [ 64.959196][ T7387] ? capable+0x14/0x20 [ 64.963239][ T7387] do_mount+0x1281/0x1b60 [ 64.967540][ T7387] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.973056][ T7387] ? copy_mount_string+0x20/0x20 [ 64.977966][ T7387] ? kmem_cache_alloc_trace+0x39e/0x780 [ 64.983484][ T7387] ? __kasan_check_write+0x14/0x20 [ 64.988569][ T7387] ? _copy_from_user+0xd6/0x110 [ 64.993406][ T7387] ? __kasan_check_read+0x11/0x20 [ 64.998406][ T7387] ? copy_mount_options+0x77/0x2c0 [ 65.003507][ T7387] ksys_mount+0xba/0xe0 [ 65.007637][ T7387] __x64_sys_mount+0xb9/0x150 [ 65.012291][ T7387] do_syscall_64+0xd0/0x5e0 [ 65.016765][ T7387] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.022628][ T7387] RIP: 0033:0x458da9 [ 65.026495][ T7387] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.046071][ T7387] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.054452][ T7387] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 65.062398][ T7387] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 65.070341][ T7387] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 65.078295][ T7387] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 65.086238][ T7387] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 65.094203][ T7418] CPU: 0 PID: 7418 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 65.102024][ T7418] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.112066][ T7418] Call Trace: [ 65.115351][ T7418] dump_stack+0x12d/0x187 [ 65.119678][ T7418] should_fail.cold.4+0x5/0x13 [ 65.124428][ T7418] ? do_mount+0x1281/0x1b60 [ 65.128918][ T7418] ? fault_create_debugfs_attr+0x150/0x150 [ 65.134720][ T7418] ? find_held_lock+0x36/0x1d0 [ 65.139479][ T7418] should_fail_alloc_page+0x50/0x60 [ 65.145280][ T7418] __alloc_pages_nodemask+0x17f/0x880 [ 65.150633][ T7418] ? cache_grow_end+0xa8/0x190 [ 65.155459][ T7418] ? __alloc_pages_slowpath+0x2570/0x2570 [ 65.161161][ T7418] ? do_raw_spin_lock+0x123/0x2d0 [ 65.166360][ T7418] cache_grow_begin+0x92/0xd60 [ 65.171105][ T7418] ? __kmalloc+0xc5/0x790 [ 65.175411][ T7418] ? trace_hardirqs_off+0x41/0x1a0 [ 65.180498][ T7418] __kmalloc+0x6cd/0x790 [ 65.184721][ T7418] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 65.190011][ T7418] p9_fcall_init.isra.2+0x55/0x1c0 [ 65.191520][ T7422] FAULT_INJECTION: forcing a failure. [ 65.191520][ T7422] name failslab, interval 1, probability 0, space 0, times 0 [ 65.195134][ T7418] p9_client_prepare_req.part.5+0x116/0x670 [ 65.195145][ T7418] p9_client_rpc+0x174/0xe50 [ 65.195151][ T7418] ? trace_hardirqs_on+0x28/0x1b0 [ 65.195157][ T7418] ? __kasan_check_read+0x11/0x20 [ 65.195166][ T7418] ? p9_client_prepare_req.part.5+0x670/0x670 [ 65.195173][ T7418] ? add_wait_queue+0x107/0x160 [ 65.195180][ T7418] ? p9_pollwait+0x182/0x210 [ 65.195190][ T7418] ? pipe_poll+0x7e/0x2a0 [ 65.247930][ T7418] ? p9_fd_poll+0x19b/0x2a0 [ 65.252420][ T7418] ? p9_conn_create+0x399/0x4e0 [ 65.257257][ T7418] ? p9_conn_create+0x4e0/0x4e0 [ 65.261248][ T7420] FAULT_INJECTION: forcing a failure. [ 65.261248][ T7420] name failslab, interval 1, probability 0, space 0, times 0 [ 65.262118][ T7418] p9_client_create+0x7ec/0x10e0 [ 65.262130][ T7418] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 65.285704][ T7418] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.291226][ T7418] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.291232][ T7418] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.291240][ T7418] ? __kmalloc_track_caller+0x60e/0x780 [ 65.291246][ T7418] ? __x64_sys_mount+0xb9/0x150 [ 65.291252][ T7418] ? do_syscall_64+0xd0/0x5e0 [ 65.291258][ T7418] ? lockdep_init_map+0x1b6/0x6c0 [ 65.291270][ T7418] v9fs_session_init+0x1ed/0x14c0 [ 65.291275][ T7418] ? v9fs_session_init+0x1ed/0x14c0 [ 65.291281][ T7418] ? find_held_lock+0x36/0x1d0 [ 65.291292][ T7418] ? v9fs_show_options+0x6c0/0x6c0 [ 65.291298][ T7418] ? v9fs_mount+0x55/0x7f0 [ 65.291304][ T7418] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.291309][ T7418] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.291313][ T7418] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.291321][ T7418] ? kmem_cache_alloc_trace+0x39e/0x780 [ 65.291333][ T7418] v9fs_mount+0x72/0x7f0 [ 65.291339][ T7418] ? v9fs_write_inode+0x50/0x50 [ 65.291347][ T7418] legacy_get_tree+0x103/0x1f0 [ 65.291356][ T7418] vfs_get_tree+0x8b/0x2d0 [ 65.388891][ T7418] ? capable+0x14/0x20 [ 65.392952][ T7418] do_mount+0x1281/0x1b60 [ 65.397281][ T7418] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.402811][ T7418] ? copy_mount_string+0x20/0x20 [ 65.407733][ T7418] ? kmem_cache_alloc_trace+0x39e/0x780 [ 65.413281][ T7418] ? __kasan_check_write+0x14/0x20 [ 65.418365][ T7418] ? _copy_from_user+0xd6/0x110 [ 65.423199][ T7418] ? __kasan_check_read+0x11/0x20 2019/11/09 19:55:41 executed programs: 24 [ 65.429070][ T7418] ? copy_mount_options+0x77/0x2c0 [ 65.434165][ T7418] ksys_mount+0xba/0xe0 [ 65.438319][ T7418] __x64_sys_mount+0xb9/0x150 [ 65.442977][ T7418] do_syscall_64+0xd0/0x5e0 [ 65.445754][ T7430] FAULT_INJECTION: forcing a failure. [ 65.445754][ T7430] name failslab, interval 1, probability 0, space 0, times 0 [ 65.447465][ T7418] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.447472][ T7418] RIP: 0033:0x458da9 [ 65.447479][ T7418] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.447482][ T7418] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.447487][ T7418] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 65.447490][ T7418] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 65.447493][ T7418] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 65.447496][ T7418] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 65.447499][ T7418] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 65.487248][ T7433] FAULT_INJECTION: forcing a failure. [ 65.487248][ T7433] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 65.493392][ T26] audit: type=1804 audit(1573329341.442:34): pid=7430 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/3/file0" dev="sda1" ino=16543 res=1 [ 65.498337][ T7433] CPU: 0 PID: 7433 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 65.498341][ T7433] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.498344][ T7433] Call Trace: [ 65.498357][ T7433] dump_stack+0x12d/0x187 [ 65.498368][ T7433] should_fail.cold.4+0x5/0x13 [ 65.498374][ T7433] ? do_mount+0x1281/0x1b60 [ 65.498381][ T7433] ? fault_create_debugfs_attr+0x150/0x150 [ 65.514395][ T7433] ? find_held_lock+0x36/0x1d0 [ 65.575694][ T7433] should_fail_alloc_page+0x50/0x60 [ 65.575700][ T7433] __alloc_pages_nodemask+0x17f/0x880 [ 65.575706][ T7433] ? cache_grow_end+0xa8/0x190 [ 65.575712][ T7433] ? __alloc_pages_slowpath+0x2570/0x2570 [ 65.575718][ T7433] ? do_raw_spin_lock+0x123/0x2d0 [ 65.575731][ T7433] cache_grow_begin+0x92/0xd60 [ 65.575735][ T7433] ? __kmalloc+0xc5/0x790 [ 65.575741][ T7433] ? trace_hardirqs_off+0x41/0x1a0 [ 65.575748][ T7433] __kmalloc+0x6cd/0x790 [ 65.575758][ T7433] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 65.575766][ T7433] p9_fcall_init.isra.2+0x55/0x1c0 [ 65.575774][ T7433] p9_client_prepare_req.part.5+0x116/0x670 [ 65.575784][ T7433] p9_client_rpc+0x174/0xe50 [ 65.575788][ T7433] ? trace_hardirqs_on+0x28/0x1b0 [ 65.575793][ T7433] ? __kasan_check_read+0x11/0x20 [ 65.575800][ T7433] ? p9_client_prepare_req.part.5+0x670/0x670 [ 65.575806][ T7433] ? add_wait_queue+0x107/0x160 [ 65.575814][ T7433] ? p9_pollwait+0x182/0x210 [ 65.685971][ T7433] ? pipe_poll+0x7e/0x2a0 [ 65.715792][ T7433] ? p9_fd_poll+0x19b/0x2a0 [ 65.720273][ T7433] ? p9_conn_create+0x399/0x4e0 [ 65.725108][ T7433] ? p9_conn_create+0x4e0/0x4e0 [ 65.729936][ T7433] p9_client_create+0x7ec/0x10e0 [ 65.734870][ T7433] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 65.740928][ T7433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.746456][ T7433] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.752497][ T7433] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.758279][ T7433] ? __kmalloc_track_caller+0x60e/0x780 [ 65.763799][ T7433] ? __x64_sys_mount+0xb9/0x150 [ 65.768632][ T7433] ? do_syscall_64+0xd0/0x5e0 [ 65.773324][ T7433] ? lockdep_init_map+0x1b6/0x6c0 [ 65.778326][ T7433] v9fs_session_init+0x1ed/0x14c0 [ 65.783325][ T7433] ? v9fs_session_init+0x1ed/0x14c0 [ 65.788508][ T7433] ? find_held_lock+0x36/0x1d0 [ 65.793255][ T7433] ? v9fs_show_options+0x6c0/0x6c0 [ 65.798341][ T7433] ? v9fs_mount+0x55/0x7f0 [ 65.802746][ T7433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.808266][ T7433] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 65.814311][ T7433] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 65.820092][ T7433] ? kmem_cache_alloc_trace+0x39e/0x780 [ 65.825611][ T7433] v9fs_mount+0x72/0x7f0 [ 65.829838][ T7433] ? v9fs_write_inode+0x50/0x50 [ 65.835007][ T7433] legacy_get_tree+0x103/0x1f0 [ 65.839773][ T7433] vfs_get_tree+0x8b/0x2d0 [ 65.844164][ T7433] ? capable+0x14/0x20 [ 65.848214][ T7433] do_mount+0x1281/0x1b60 [ 65.852528][ T7433] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 65.858054][ T7433] ? copy_mount_string+0x20/0x20 [ 65.862970][ T7433] ? kmem_cache_alloc_trace+0x39e/0x780 [ 65.868493][ T7433] ? __kasan_check_write+0x14/0x20 [ 65.873757][ T7433] ? _copy_from_user+0xd6/0x110 [ 65.878586][ T7433] ? __kasan_check_read+0x11/0x20 [ 65.883587][ T7433] ? copy_mount_options+0x77/0x2c0 [ 65.888677][ T7433] ksys_mount+0xba/0xe0 [ 65.892814][ T7433] __x64_sys_mount+0xb9/0x150 [ 65.897469][ T7433] do_syscall_64+0xd0/0x5e0 [ 65.901955][ T7433] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 65.907831][ T7433] RIP: 0033:0x458da9 [ 65.911707][ T7433] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 65.931306][ T7433] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 65.939704][ T7433] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 65.947653][ T7433] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 65.955618][ T7433] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 65.963579][ T7433] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 65.971528][ T7433] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 65.979498][ T7430] CPU: 1 PID: 7430 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 65.987307][ T7430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.992680][ T7438] FAULT_INJECTION: forcing a failure. [ 65.992680][ T7438] name failslab, interval 1, probability 0, space 0, times 0 [ 65.997379][ T7430] Call Trace: [ 65.997391][ T7430] dump_stack+0x12d/0x187 [ 65.997402][ T7430] should_fail.cold.4+0x5/0x13 [ 65.997409][ T7430] ? mark_lock+0xc5/0x11d0 [ 65.997416][ T7430] ? fault_create_debugfs_attr+0x150/0x150 [ 65.997425][ T7430] ? ___might_sleep+0x16b/0x2b0 [ 65.997435][ T7430] __should_failslab+0xba/0xf0 [ 65.997442][ T7430] should_failslab+0x9/0x14 [ 65.997447][ T7430] __kmalloc+0x2eb/0x790 [ 65.997456][ T7430] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 65.997460][ T7430] ? kmem_cache_alloc+0x376/0x750 [ 65.997468][ T7430] p9_fcall_init.isra.2+0x55/0x1c0 [ 65.997476][ T7430] p9_client_prepare_req.part.5+0x96/0x670 [ 65.997486][ T7430] p9_client_rpc+0x174/0xe50 [ 65.997492][ T7430] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 65.997501][ T7430] ? p9_client_prepare_req.part.5+0x670/0x670 [ 65.997512][ T7430] ? free_object+0x70/0x70 [ 65.997521][ T7430] ? ksys_dup3+0x2e0/0x2e0 [ 65.997527][ T7430] ? lockdep_init_map+0x1b6/0x6c0 [ 65.997533][ T7430] ? __kasan_check_write+0x14/0x20 [ 65.997541][ T7430] ? p9_conn_create+0x3c2/0x4e0 [ 66.111992][ T7430] ? p9_conn_create+0x4e0/0x4e0 [ 66.116823][ T7430] p9_client_create+0x7ec/0x10e0 [ 66.121746][ T7430] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 66.127786][ T7430] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.133745][ T7430] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.139792][ T7430] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.145574][ T7430] ? __kmalloc_track_caller+0x60e/0x780 [ 66.151110][ T7430] ? __x64_sys_mount+0xb9/0x150 [ 66.156036][ T7430] ? do_syscall_64+0xd0/0x5e0 [ 66.160706][ T7430] ? lockdep_init_map+0x1b6/0x6c0 [ 66.165715][ T7430] v9fs_session_init+0x1ed/0x14c0 [ 66.170838][ T7430] ? v9fs_session_init+0x1ed/0x14c0 [ 66.176033][ T7430] ? lock_downgrade+0x900/0x900 [ 66.180869][ T7430] ? __kasan_check_write+0x14/0x20 [ 66.185966][ T7430] ? v9fs_show_options+0x6c0/0x6c0 [ 66.191056][ T7430] ? v9fs_mount+0x55/0x7f0 [ 66.195449][ T7430] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.200966][ T7430] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.207011][ T7430] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.212790][ T7430] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.218314][ T7430] v9fs_mount+0x72/0x7f0 [ 66.222535][ T7430] ? v9fs_write_inode+0x50/0x50 [ 66.227359][ T7430] legacy_get_tree+0x103/0x1f0 [ 66.232096][ T7430] vfs_get_tree+0x8b/0x2d0 [ 66.236488][ T7430] ? capable+0x14/0x20 [ 66.240541][ T7430] do_mount+0x1281/0x1b60 [ 66.244860][ T7430] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.250377][ T7430] ? copy_mount_string+0x20/0x20 [ 66.255284][ T7430] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.260804][ T7430] ? __kasan_check_write+0x14/0x20 [ 66.265926][ T7430] ? __kasan_check_read+0x11/0x20 [ 66.270921][ T7430] ? copy_mount_options+0x77/0x2c0 [ 66.276014][ T7430] ksys_mount+0xba/0xe0 [ 66.280294][ T7430] __x64_sys_mount+0xb9/0x150 [ 66.284963][ T7430] do_syscall_64+0xd0/0x5e0 [ 66.289449][ T7430] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.295320][ T7430] RIP: 0033:0x458da9 [ 66.299194][ T7430] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.318926][ T7430] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.327323][ T7430] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 66.335289][ T7430] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 66.343399][ T7430] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 66.351353][ T7430] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 66.359301][ T7430] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 66.367263][ T7438] CPU: 0 PID: 7438 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 66.375073][ T7438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.385118][ T7438] Call Trace: [ 66.388397][ T7438] dump_stack+0x12d/0x187 [ 66.392713][ T7438] should_fail.cold.4+0x5/0x13 [ 66.397496][ T7438] ? fault_create_debugfs_attr+0x150/0x150 [ 66.403278][ T7438] ? ___might_sleep+0x16b/0x2b0 [ 66.408113][ T7438] __should_failslab+0xba/0xf0 [ 66.412859][ T7438] should_failslab+0x9/0x14 [ 66.417337][ T7438] __kmalloc+0x2eb/0x790 [ 66.421555][ T7438] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 66.426819][ T7438] p9_fcall_init.isra.2+0x55/0x1c0 [ 66.431908][ T7438] p9_client_prepare_req.part.5+0x116/0x670 [ 66.437772][ T7438] p9_client_rpc+0x174/0xe50 [ 66.442330][ T7438] ? trace_hardirqs_on+0x28/0x1b0 [ 66.447330][ T7438] ? __kasan_check_read+0x11/0x20 [ 66.452335][ T7438] ? p9_client_prepare_req.part.5+0x670/0x670 [ 66.458461][ T7438] ? add_wait_queue+0x107/0x160 [ 66.463290][ T7438] ? p9_pollwait+0x182/0x210 [ 66.467862][ T7438] ? pipe_poll+0x7e/0x2a0 [ 66.472171][ T7438] ? p9_fd_poll+0x19b/0x2a0 [ 66.476645][ T7438] ? p9_conn_create+0x399/0x4e0 [ 66.481479][ T7438] ? p9_conn_create+0x4e0/0x4e0 [ 66.486310][ T7438] p9_client_create+0x7ec/0x10e0 [ 66.491230][ T7438] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 66.497282][ T7438] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.502802][ T7438] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.508843][ T7438] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.514630][ T7438] ? __kmalloc_track_caller+0x60e/0x780 [ 66.520161][ T7438] ? __x64_sys_mount+0xb9/0x150 [ 66.524982][ T7438] ? do_syscall_64+0xd0/0x5e0 [ 66.529640][ T7438] ? lockdep_init_map+0x1b6/0x6c0 [ 66.534646][ T7438] v9fs_session_init+0x1ed/0x14c0 [ 66.539656][ T7438] ? v9fs_session_init+0x1ed/0x14c0 [ 66.544852][ T7438] ? lock_downgrade+0x900/0x900 [ 66.549686][ T7438] ? __kasan_check_write+0x14/0x20 [ 66.554897][ T7438] ? v9fs_show_options+0x6c0/0x6c0 [ 66.559997][ T7438] ? v9fs_mount+0x55/0x7f0 [ 66.564393][ T7438] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.569923][ T7438] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.576155][ T7438] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.581944][ T7438] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.587476][ T7438] v9fs_mount+0x72/0x7f0 [ 66.591712][ T7438] ? v9fs_write_inode+0x50/0x50 [ 66.596635][ T7438] legacy_get_tree+0x103/0x1f0 [ 66.601375][ T7438] vfs_get_tree+0x8b/0x2d0 [ 66.605769][ T7438] ? capable+0x14/0x20 [ 66.609823][ T7438] do_mount+0x1281/0x1b60 [ 66.614134][ T7438] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.619655][ T7438] ? copy_mount_string+0x20/0x20 [ 66.624588][ T7438] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.630116][ T7438] ? __kasan_check_write+0x14/0x20 [ 66.635211][ T7438] ? _copy_from_user+0xd6/0x110 [ 66.640035][ T7438] ? __kasan_check_read+0x11/0x20 [ 66.645044][ T7438] ? copy_mount_options+0x77/0x2c0 [ 66.650138][ T7438] ksys_mount+0xba/0xe0 [ 66.654275][ T7438] __x64_sys_mount+0xb9/0x150 [ 66.658936][ T7438] do_syscall_64+0xd0/0x5e0 [ 66.663414][ T7438] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 66.669283][ T7438] RIP: 0033:0x458da9 [ 66.673161][ T7438] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 66.692749][ T7438] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 66.701135][ T7438] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 66.709089][ T7438] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 66.717049][ T7438] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 66.725138][ T7438] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 66.733093][ T7438] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 66.741060][ T7422] CPU: 1 PID: 7422 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 66.748864][ T7422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 66.758913][ T7422] Call Trace: [ 66.762202][ T7422] dump_stack+0x12d/0x187 [ 66.766026][ T7442] FAULT_INJECTION: forcing a failure. [ 66.766026][ T7442] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 66.766523][ T7422] should_fail.cold.4+0x5/0x13 [ 66.784442][ T7422] ? fault_create_debugfs_attr+0x150/0x150 [ 66.790232][ T7422] ? ___might_sleep+0x16b/0x2b0 [ 66.795058][ T7422] __should_failslab+0xba/0xf0 [ 66.799801][ T7422] should_failslab+0x9/0x14 [ 66.804273][ T7422] __kmalloc+0x2eb/0x790 [ 66.808489][ T7422] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 66.813745][ T7422] p9_fcall_init.isra.2+0x55/0x1c0 [ 66.818835][ T7422] p9_client_prepare_req.part.5+0x116/0x670 [ 66.824703][ T7422] p9_client_rpc+0x174/0xe50 [ 66.829260][ T7422] ? trace_hardirqs_on+0x28/0x1b0 [ 66.834262][ T7422] ? __kasan_check_read+0x11/0x20 [ 66.839261][ T7422] ? p9_client_prepare_req.part.5+0x670/0x670 [ 66.845303][ T7422] ? add_wait_queue+0x107/0x160 [ 66.850136][ T7422] ? p9_pollwait+0x182/0x210 [ 66.854710][ T7422] ? pipe_poll+0x7e/0x2a0 [ 66.859015][ T7422] ? p9_fd_poll+0x19b/0x2a0 [ 66.863490][ T7422] ? p9_conn_create+0x399/0x4e0 [ 66.868313][ T7422] ? p9_conn_create+0x4e0/0x4e0 [ 66.873142][ T7422] p9_client_create+0x7ec/0x10e0 [ 66.878073][ T7422] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 66.884125][ T7422] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.889650][ T7422] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.895693][ T7422] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.901484][ T7422] ? __kmalloc_track_caller+0x60e/0x780 [ 66.907004][ T7422] ? __x64_sys_mount+0xb9/0x150 [ 66.911825][ T7422] ? do_syscall_64+0xd0/0x5e0 [ 66.916478][ T7422] ? lockdep_init_map+0x1b6/0x6c0 [ 66.921501][ T7422] v9fs_session_init+0x1ed/0x14c0 [ 66.926495][ T7422] ? v9fs_session_init+0x1ed/0x14c0 [ 66.931673][ T7422] ? find_held_lock+0x36/0x1d0 [ 66.936412][ T7422] ? v9fs_show_options+0x6c0/0x6c0 [ 66.941513][ T7422] ? v9fs_mount+0x55/0x7f0 [ 66.945902][ T7422] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 66.951418][ T7422] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 66.957460][ T7422] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 66.963238][ T7422] ? kmem_cache_alloc_trace+0x39e/0x780 [ 66.968760][ T7422] v9fs_mount+0x72/0x7f0 [ 66.972978][ T7422] ? v9fs_write_inode+0x50/0x50 [ 66.977797][ T7422] legacy_get_tree+0x103/0x1f0 [ 66.982541][ T7422] vfs_get_tree+0x8b/0x2d0 [ 66.986935][ T7422] ? capable+0x14/0x20 [ 66.990980][ T7422] do_mount+0x1281/0x1b60 [ 66.995285][ T7422] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.000802][ T7422] ? copy_mount_string+0x20/0x20 [ 67.005717][ T7422] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.011234][ T7422] ? __kasan_check_write+0x14/0x20 [ 67.016319][ T7422] ? __kasan_check_read+0x11/0x20 [ 67.021315][ T7422] ? copy_mount_options+0x77/0x2c0 [ 67.026573][ T7422] ksys_mount+0xba/0xe0 [ 67.030707][ T7422] __x64_sys_mount+0xb9/0x150 [ 67.035357][ T7422] do_syscall_64+0xd0/0x5e0 [ 67.039834][ T7422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.045704][ T7422] RIP: 0033:0x458da9 [ 67.049584][ T7422] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.069170][ T7422] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.077554][ T7422] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 67.085502][ T7422] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 67.093456][ T7422] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 67.101410][ T7422] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 67.109354][ T7422] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 67.117353][ T7442] CPU: 0 PID: 7442 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 67.125156][ T7442] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.135192][ T7442] Call Trace: [ 67.135204][ T7442] dump_stack+0x12d/0x187 [ 67.135215][ T7442] should_fail.cold.4+0x5/0x13 [ 67.135221][ T7442] ? do_mount+0x1281/0x1b60 [ 67.135227][ T7442] ? fault_create_debugfs_attr+0x150/0x150 [ 67.135235][ T7442] ? find_held_lock+0x36/0x1d0 [ 67.135243][ T7442] should_fail_alloc_page+0x50/0x60 [ 67.135247][ T7442] __alloc_pages_nodemask+0x17f/0x880 [ 67.135252][ T7442] ? cache_grow_end+0xa8/0x190 [ 67.135258][ T7442] ? __alloc_pages_slowpath+0x2570/0x2570 [ 67.135262][ T7442] ? do_raw_spin_lock+0x123/0x2d0 [ 67.135273][ T7442] cache_grow_begin+0x92/0xd60 [ 67.135276][ T7442] ? __kmalloc+0xc5/0x790 [ 67.135282][ T7442] ? trace_hardirqs_off+0x41/0x1a0 [ 67.135288][ T7442] __kmalloc+0x6cd/0x790 [ 67.135297][ T7442] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 67.135305][ T7442] p9_fcall_init.isra.2+0x55/0x1c0 [ 67.135313][ T7442] p9_client_prepare_req.part.5+0x116/0x670 [ 67.218293][ T7442] p9_client_rpc+0x174/0xe50 [ 67.228724][ T7442] ? trace_hardirqs_on+0x28/0x1b0 [ 67.228730][ T7442] ? __kasan_check_read+0x11/0x20 [ 67.228738][ T7442] ? p9_client_prepare_req.part.5+0x670/0x670 [ 67.228747][ T7442] ? add_wait_queue+0x107/0x160 [ 67.228755][ T7442] ? p9_pollwait+0x182/0x210 [ 67.228763][ T7442] ? pipe_poll+0x7e/0x2a0 [ 67.228769][ T7442] ? p9_fd_poll+0x19b/0x2a0 [ 67.228776][ T7442] ? p9_conn_create+0x399/0x4e0 [ 67.228783][ T7442] ? p9_conn_create+0x4e0/0x4e0 [ 67.228793][ T7442] p9_client_create+0x7ec/0x10e0 [ 67.228804][ T7442] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 67.228811][ T7442] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.228817][ T7442] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.228822][ T7442] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.228831][ T7442] ? __kmalloc_track_caller+0x60e/0x780 [ 67.228838][ T7442] ? __x64_sys_mount+0xb9/0x150 [ 67.228845][ T7442] ? do_syscall_64+0xd0/0x5e0 [ 67.228851][ T7442] ? lockdep_init_map+0x1b6/0x6c0 [ 67.321226][ T7442] v9fs_session_init+0x1ed/0x14c0 [ 67.326238][ T7442] ? v9fs_session_init+0x1ed/0x14c0 [ 67.331587][ T7442] ? find_held_lock+0x36/0x1d0 [ 67.336335][ T7442] ? v9fs_show_options+0x6c0/0x6c0 [ 67.341455][ T7442] ? v9fs_mount+0x55/0x7f0 [ 67.346011][ T7442] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.351547][ T7442] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.357595][ T7442] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.363400][ T7442] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.368945][ T7442] v9fs_mount+0x72/0x7f0 [ 67.373169][ T7442] ? v9fs_write_inode+0x50/0x50 [ 67.378013][ T7442] legacy_get_tree+0x103/0x1f0 [ 67.382759][ T7442] vfs_get_tree+0x8b/0x2d0 [ 67.387160][ T7442] ? capable+0x14/0x20 [ 67.391203][ T7442] do_mount+0x1281/0x1b60 [ 67.395504][ T7442] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.401039][ T7442] ? copy_mount_string+0x20/0x20 [ 67.405962][ T7442] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.411513][ T7442] ? __kasan_check_write+0x14/0x20 [ 67.416606][ T7442] ? _copy_from_user+0xd6/0x110 [ 67.421443][ T7442] ? __kasan_check_read+0x11/0x20 [ 67.426449][ T7442] ? copy_mount_options+0x77/0x2c0 [ 67.431539][ T7442] ksys_mount+0xba/0xe0 [ 67.435781][ T7442] __x64_sys_mount+0xb9/0x150 [ 67.440440][ T7442] do_syscall_64+0xd0/0x5e0 [ 67.444927][ T7442] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.450794][ T7442] RIP: 0033:0x458da9 [ 67.454664][ T7442] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.474249][ T7442] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.482641][ T7442] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 67.490596][ T7442] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 67.499589][ T7442] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 67.507547][ T7442] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 67.515519][ T7442] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 67.523485][ T7417] CPU: 1 PID: 7417 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 67.531292][ T7417] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.538332][ T7446] FAULT_INJECTION: forcing a failure. [ 67.538332][ T7446] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.541340][ T7417] Call Trace: [ 67.557863][ T7417] dump_stack+0x12d/0x187 [ 67.562192][ T7417] should_fail.cold.4+0x5/0x13 [ 67.566930][ T7417] ? fault_create_debugfs_attr+0x150/0x150 [ 67.572714][ T7417] ? ___might_sleep+0x16b/0x2b0 [ 67.577539][ T7417] __should_failslab+0xba/0xf0 [ 67.582277][ T7417] should_failslab+0x9/0x14 [ 67.586750][ T7417] __kmalloc+0x2eb/0x790 [ 67.590975][ T7417] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 67.596235][ T7417] p9_fcall_init.isra.2+0x55/0x1c0 [ 67.601328][ T7417] p9_client_prepare_req.part.5+0x116/0x670 [ 67.607196][ T7417] p9_client_rpc+0x174/0xe50 [ 67.611766][ T7417] ? trace_hardirqs_on+0x28/0x1b0 [ 67.616767][ T7417] ? __kasan_check_read+0x11/0x20 [ 67.621771][ T7417] ? p9_client_prepare_req.part.5+0x670/0x670 [ 67.627809][ T7417] ? add_wait_queue+0x107/0x160 [ 67.632762][ T7417] ? p9_pollwait+0x182/0x210 [ 67.637335][ T7417] ? pipe_poll+0x7e/0x2a0 [ 67.641648][ T7417] ? p9_fd_poll+0x19b/0x2a0 [ 67.646136][ T7417] ? p9_conn_create+0x399/0x4e0 [ 67.650968][ T7417] ? p9_conn_create+0x4e0/0x4e0 [ 67.655799][ T7417] p9_client_create+0x7ec/0x10e0 [ 67.660714][ T7417] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 67.666766][ T7417] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.672372][ T7417] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.678418][ T7417] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.684198][ T7417] ? __kmalloc_track_caller+0x60e/0x780 [ 67.689723][ T7417] ? __x64_sys_mount+0xb9/0x150 [ 67.694553][ T7417] ? do_syscall_64+0xd0/0x5e0 [ 67.699202][ T7417] ? lockdep_init_map+0x1b6/0x6c0 [ 67.704982][ T7417] v9fs_session_init+0x1ed/0x14c0 [ 67.709977][ T7417] ? v9fs_session_init+0x1ed/0x14c0 [ 67.715156][ T7417] ? find_held_lock+0x36/0x1d0 [ 67.719897][ T7417] ? v9fs_show_options+0x6c0/0x6c0 [ 67.724992][ T7417] ? v9fs_mount+0x55/0x7f0 [ 67.729389][ T7417] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.734916][ T7417] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 67.740962][ T7417] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 67.746738][ T7417] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.752257][ T7417] v9fs_mount+0x72/0x7f0 [ 67.756682][ T7417] ? v9fs_write_inode+0x50/0x50 [ 67.761516][ T7417] legacy_get_tree+0x103/0x1f0 [ 67.766265][ T7417] vfs_get_tree+0x8b/0x2d0 [ 67.770660][ T7417] ? capable+0x14/0x20 [ 67.774700][ T7417] do_mount+0x1281/0x1b60 [ 67.779025][ T7417] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 67.784544][ T7417] ? copy_mount_string+0x20/0x20 [ 67.789451][ T7417] ? kmem_cache_alloc_trace+0x39e/0x780 [ 67.794968][ T7417] ? __kasan_check_write+0x14/0x20 [ 67.800050][ T7417] ? _copy_from_user+0xd6/0x110 [ 67.804886][ T7417] ? __kasan_check_read+0x11/0x20 [ 67.809883][ T7417] ? copy_mount_options+0x77/0x2c0 [ 67.814968][ T7417] ksys_mount+0xba/0xe0 [ 67.819108][ T7417] __x64_sys_mount+0xb9/0x150 [ 67.823764][ T7417] do_syscall_64+0xd0/0x5e0 [ 67.828585][ T7417] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 67.834449][ T7417] RIP: 0033:0x458da9 [ 67.838319][ T7417] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 67.857909][ T7417] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 67.866308][ T7417] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 67.874268][ T7417] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 67.882214][ T7417] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 67.890156][ T7417] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 67.898101][ T7417] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 67.906060][ T7446] CPU: 0 PID: 7446 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 67.913870][ T7446] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.923918][ T7446] Call Trace: [ 67.927637][ T7446] dump_stack+0x12d/0x187 [ 67.931970][ T7446] should_fail.cold.4+0x5/0x13 [ 67.936713][ T7446] ? do_mount+0x1281/0x1b60 [ 67.941209][ T7446] ? fault_create_debugfs_attr+0x150/0x150 [ 67.947708][ T7446] ? find_held_lock+0x36/0x1d0 [ 67.952456][ T7446] should_fail_alloc_page+0x50/0x60 [ 67.957729][ T7446] __alloc_pages_nodemask+0x17f/0x880 [ 67.963077][ T7446] ? cache_grow_end+0xa8/0x190 [ 67.967819][ T7446] ? __alloc_pages_slowpath+0x2570/0x2570 [ 67.973522][ T7446] ? do_raw_spin_lock+0x123/0x2d0 [ 67.978528][ T7446] cache_grow_begin+0x92/0xd60 [ 67.983271][ T7446] ? __kmalloc+0xc5/0x790 [ 67.987578][ T7446] ? trace_hardirqs_off+0x41/0x1a0 [ 67.992667][ T7446] __kmalloc+0x6cd/0x790 [ 67.996886][ T7446] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 68.002144][ T7446] p9_fcall_init.isra.2+0x55/0x1c0 [ 68.007239][ T7446] p9_client_prepare_req.part.5+0x116/0x670 [ 68.013125][ T7446] p9_client_rpc+0x174/0xe50 [ 68.017706][ T7446] ? trace_hardirqs_on+0x28/0x1b0 [ 68.017712][ T7446] ? __kasan_check_read+0x11/0x20 [ 68.017722][ T7446] ? p9_client_prepare_req.part.5+0x670/0x670 [ 68.017728][ T7446] ? add_wait_queue+0x107/0x160 [ 68.017736][ T7446] ? p9_pollwait+0x182/0x210 [ 68.017745][ T7446] ? pipe_poll+0x7e/0x2a0 [ 68.017752][ T7446] ? p9_fd_poll+0x19b/0x2a0 [ 68.017759][ T7446] ? p9_conn_create+0x399/0x4e0 [ 68.017766][ T7446] ? p9_conn_create+0x4e0/0x4e0 [ 68.017778][ T7446] p9_client_create+0x7ec/0x10e0 [ 68.017788][ T7446] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 68.034308][ T7446] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.078692][ T7446] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.084730][ T7446] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.090519][ T7446] ? __kmalloc_track_caller+0x60e/0x780 [ 68.096060][ T7446] ? __x64_sys_mount+0xb9/0x150 [ 68.100925][ T7446] ? do_syscall_64+0xd0/0x5e0 [ 68.105574][ T7446] ? lockdep_init_map+0x1b6/0x6c0 [ 68.110587][ T7446] v9fs_session_init+0x1ed/0x14c0 [ 68.115601][ T7446] ? v9fs_session_init+0x1ed/0x14c0 [ 68.120774][ T7446] ? find_held_lock+0x36/0x1d0 [ 68.125876][ T7446] ? v9fs_show_options+0x6c0/0x6c0 [ 68.130970][ T7446] ? v9fs_mount+0x55/0x7f0 [ 68.135370][ T7446] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.140886][ T7446] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.146932][ T7446] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.152726][ T7446] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.158251][ T7446] v9fs_mount+0x72/0x7f0 [ 68.162510][ T7446] ? v9fs_write_inode+0x50/0x50 [ 68.167340][ T7446] legacy_get_tree+0x103/0x1f0 [ 68.172086][ T7446] vfs_get_tree+0x8b/0x2d0 [ 68.176646][ T7446] ? capable+0x14/0x20 [ 68.180711][ T7446] do_mount+0x1281/0x1b60 [ 68.185046][ T7446] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.190581][ T7446] ? copy_mount_string+0x20/0x20 [ 68.195500][ T7446] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.201028][ T7446] ? __kasan_check_write+0x14/0x20 [ 68.206115][ T7446] ? _copy_from_user+0xd6/0x110 [ 68.210944][ T7446] ? __kasan_check_read+0x11/0x20 [ 68.215954][ T7446] ? copy_mount_options+0x77/0x2c0 [ 68.221043][ T7446] ksys_mount+0xba/0xe0 [ 68.225176][ T7446] __x64_sys_mount+0xb9/0x150 [ 68.229831][ T7446] do_syscall_64+0xd0/0x5e0 [ 68.234313][ T7446] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.240178][ T7446] RIP: 0033:0x458da9 [ 68.244057][ T7446] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.263646][ T7446] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.272232][ T7446] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 68.280192][ T7446] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 68.288148][ T7446] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 68.296112][ T7446] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 68.304059][ T7446] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 68.312035][ T7420] CPU: 1 PID: 7420 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 68.319845][ T7420] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.330527][ T7420] Call Trace: [ 68.333824][ T7420] dump_stack+0x12d/0x187 [ 68.338412][ T7420] should_fail.cold.4+0x5/0x13 [ 68.338420][ T7420] ? fault_create_debugfs_attr+0x150/0x150 [ 68.338430][ T7420] ? ___might_sleep+0x16b/0x2b0 [ 68.338444][ T7420] __should_failslab+0xba/0xf0 [ 68.349091][ T7420] should_failslab+0x9/0x14 [ 68.349097][ T7420] __kmalloc+0x2eb/0x790 [ 68.349108][ T7420] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 68.349115][ T7420] p9_fcall_init.isra.2+0x55/0x1c0 [ 68.349122][ T7420] p9_client_prepare_req.part.5+0x116/0x670 [ 68.349131][ T7420] p9_client_rpc+0x174/0xe50 [ 68.359980][ T7451] FAULT_INJECTION: forcing a failure. [ 68.359980][ T7451] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 68.363231][ T7420] ? trace_hardirqs_on+0x28/0x1b0 [ 68.406464][ T7420] ? __kasan_check_read+0x11/0x20 [ 68.411476][ T7420] ? p9_client_prepare_req.part.5+0x670/0x670 [ 68.417514][ T7420] ? add_wait_queue+0x107/0x160 [ 68.422409][ T7420] ? p9_pollwait+0x182/0x210 [ 68.426973][ T7420] ? pipe_poll+0x7e/0x2a0 [ 68.431272][ T7420] ? p9_fd_poll+0x19b/0x2a0 [ 68.435748][ T7420] ? p9_conn_create+0x399/0x4e0 [ 68.440575][ T7420] ? p9_conn_create+0x4e0/0x4e0 [ 68.445405][ T7420] p9_client_create+0x7ec/0x10e0 [ 68.450320][ T7420] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 68.456358][ T7420] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.461877][ T7420] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.467916][ T7420] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.473697][ T7420] ? __kmalloc_track_caller+0x60e/0x780 [ 68.479221][ T7420] ? __x64_sys_mount+0xb9/0x150 [ 68.484044][ T7420] ? do_syscall_64+0xd0/0x5e0 [ 68.488691][ T7420] ? lockdep_init_map+0x1b6/0x6c0 [ 68.493691][ T7420] v9fs_session_init+0x1ed/0x14c0 [ 68.498696][ T7420] ? v9fs_session_init+0x1ed/0x14c0 [ 68.503866][ T7420] ? find_held_lock+0x36/0x1d0 [ 68.508611][ T7420] ? v9fs_show_options+0x6c0/0x6c0 [ 68.513698][ T7420] ? v9fs_mount+0x55/0x7f0 [ 68.518085][ T7420] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.523599][ T7420] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.529633][ T7420] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.535423][ T7420] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.540947][ T7420] v9fs_mount+0x72/0x7f0 [ 68.545169][ T7420] ? v9fs_write_inode+0x50/0x50 [ 68.549992][ T7420] legacy_get_tree+0x103/0x1f0 [ 68.554729][ T7420] vfs_get_tree+0x8b/0x2d0 [ 68.559124][ T7420] ? capable+0x14/0x20 [ 68.563169][ T7420] do_mount+0x1281/0x1b60 [ 68.567475][ T7420] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.572995][ T7420] ? copy_mount_string+0x20/0x20 [ 68.577915][ T7420] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.583436][ T7420] ? __kasan_check_write+0x14/0x20 [ 68.588520][ T7420] ? __kasan_check_read+0x11/0x20 [ 68.593514][ T7420] ? copy_mount_options+0x77/0x2c0 [ 68.598605][ T7420] ksys_mount+0xba/0xe0 [ 68.602736][ T7420] __x64_sys_mount+0xb9/0x150 [ 68.607385][ T7420] do_syscall_64+0xd0/0x5e0 [ 68.611863][ T7420] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.617727][ T7420] RIP: 0033:0x458da9 [ 68.621596][ T7420] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.641181][ T7420] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.649562][ T7420] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 68.657504][ T7420] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 68.665451][ T7420] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 68.673571][ T7420] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 68.681523][ T7420] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 68.689506][ T7451] CPU: 0 PID: 7451 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 68.697309][ T7451] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.707464][ T7451] Call Trace: [ 68.710752][ T7451] dump_stack+0x12d/0x187 [ 68.715077][ T7451] should_fail.cold.4+0x5/0x13 [ 68.719833][ T7451] ? do_mount+0x1281/0x1b60 [ 68.724323][ T7451] ? fault_create_debugfs_attr+0x150/0x150 [ 68.724333][ T7451] ? find_held_lock+0x36/0x1d0 [ 68.724344][ T7451] should_fail_alloc_page+0x50/0x60 [ 68.724350][ T7451] __alloc_pages_nodemask+0x17f/0x880 [ 68.724354][ T7451] ? cache_grow_end+0xa8/0x190 [ 68.724360][ T7451] ? __alloc_pages_slowpath+0x2570/0x2570 [ 68.724366][ T7451] ? do_raw_spin_lock+0x123/0x2d0 [ 68.735010][ T7451] cache_grow_begin+0x92/0xd60 [ 68.735015][ T7451] ? __kmalloc+0xc5/0x790 [ 68.735022][ T7451] ? trace_hardirqs_off+0x41/0x1a0 [ 68.735030][ T7451] __kmalloc+0x6cd/0x790 [ 68.735040][ T7451] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 68.735048][ T7451] p9_fcall_init.isra.2+0x55/0x1c0 [ 68.745569][ T7451] p9_client_prepare_req.part.5+0x116/0x670 [ 68.745579][ T7451] p9_client_rpc+0x174/0xe50 [ 68.745585][ T7451] ? trace_hardirqs_on+0x28/0x1b0 [ 68.745590][ T7451] ? __kasan_check_read+0x11/0x20 [ 68.745599][ T7451] ? p9_client_prepare_req.part.5+0x670/0x670 [ 68.745609][ T7451] ? add_wait_queue+0x107/0x160 [ 68.756048][ T7451] ? p9_pollwait+0x182/0x210 [ 68.756059][ T7451] ? pipe_poll+0x7e/0x2a0 [ 68.756066][ T7451] ? p9_fd_poll+0x19b/0x2a0 [ 68.756074][ T7451] ? p9_conn_create+0x399/0x4e0 [ 68.756085][ T7451] ? p9_conn_create+0x4e0/0x4e0 [ 68.770140][ T7451] p9_client_create+0x7ec/0x10e0 [ 68.779462][ T7451] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 68.779469][ T7451] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.779475][ T7451] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.779482][ T7451] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.779491][ T7451] ? __kmalloc_track_caller+0x60e/0x780 [ 68.779498][ T7451] ? __x64_sys_mount+0xb9/0x150 [ 68.779504][ T7451] ? do_syscall_64+0xd0/0x5e0 [ 68.779510][ T7451] ? lockdep_init_map+0x1b6/0x6c0 [ 68.779525][ T7451] v9fs_session_init+0x1ed/0x14c0 [ 68.779529][ T7451] ? v9fs_session_init+0x1ed/0x14c0 [ 68.779535][ T7451] ? find_held_lock+0x36/0x1d0 [ 68.779547][ T7451] ? v9fs_show_options+0x6c0/0x6c0 [ 68.779555][ T7451] ? v9fs_mount+0x55/0x7f0 [ 68.779561][ T7451] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.779567][ T7451] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 68.779571][ T7451] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 68.779581][ T7451] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.779591][ T7451] v9fs_mount+0x72/0x7f0 [ 68.779608][ T7451] ? v9fs_write_inode+0x50/0x50 [ 68.779615][ T7451] legacy_get_tree+0x103/0x1f0 [ 68.779624][ T7451] vfs_get_tree+0x8b/0x2d0 [ 68.779629][ T7451] ? capable+0x14/0x20 [ 68.779636][ T7451] do_mount+0x1281/0x1b60 [ 68.779642][ T7451] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 68.779650][ T7451] ? copy_mount_string+0x20/0x20 [ 68.779658][ T7451] ? kmem_cache_alloc_trace+0x39e/0x780 [ 68.779664][ T7451] ? __kasan_check_write+0x14/0x20 [ 68.779671][ T7451] ? _copy_from_user+0xd6/0x110 [ 68.779678][ T7451] ? __kasan_check_read+0x11/0x20 [ 68.779683][ T7451] ? copy_mount_options+0x77/0x2c0 [ 68.779695][ T7451] ksys_mount+0xba/0xe0 [ 68.779704][ T7451] __x64_sys_mount+0xb9/0x150 [ 68.779712][ T7451] do_syscall_64+0xd0/0x5e0 [ 68.779721][ T7451] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 68.779727][ T7451] RIP: 0033:0x458da9 [ 68.779734][ T7451] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 68.779737][ T7451] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 68.779743][ T7451] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 68.779746][ T7451] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 68.779749][ T7451] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 68.779752][ T7451] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 68.779756][ T7451] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 68.786608][ T7456] FAULT_INJECTION: forcing a failure. [ 68.786608][ T7456] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 68.802349][ T7460] FAULT_INJECTION: forcing a failure. [ 68.802349][ T7460] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 68.805597][ T7456] CPU: 0 PID: 7456 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 69.127151][ T7456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.137192][ T7456] Call Trace: [ 69.140464][ T7456] dump_stack+0x12d/0x187 [ 69.144771][ T7456] should_fail.cold.4+0x5/0x13 [ 69.149505][ T7456] ? do_mount+0x1281/0x1b60 [ 69.153979][ T7456] ? fault_create_debugfs_attr+0x150/0x150 [ 69.159762][ T7456] ? find_held_lock+0x36/0x1d0 [ 69.164531][ T7456] should_fail_alloc_page+0x50/0x60 [ 69.169714][ T7456] __alloc_pages_nodemask+0x17f/0x880 [ 69.175066][ T7456] ? cache_grow_end+0xa8/0x190 [ 69.179812][ T7456] ? __alloc_pages_slowpath+0x2570/0x2570 [ 69.185525][ T7456] ? do_raw_spin_lock+0x123/0x2d0 [ 69.190531][ T7456] cache_grow_begin+0x92/0xd60 [ 69.195265][ T7456] ? __kmalloc+0xc5/0x790 [ 69.199575][ T7456] ? trace_hardirqs_off+0x41/0x1a0 [ 69.204657][ T7456] __kmalloc+0x6cd/0x790 [ 69.208873][ T7456] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 69.214132][ T7456] p9_fcall_init.isra.2+0x55/0x1c0 [ 69.219216][ T7456] p9_client_prepare_req.part.5+0x116/0x670 [ 69.225096][ T7456] p9_client_rpc+0x174/0xe50 [ 69.229656][ T7456] ? trace_hardirqs_on+0x28/0x1b0 [ 69.234652][ T7456] ? __kasan_check_read+0x11/0x20 [ 69.239652][ T7456] ? p9_client_prepare_req.part.5+0x670/0x670 [ 69.245956][ T7456] ? add_wait_queue+0x107/0x160 [ 69.250781][ T7456] ? p9_pollwait+0x182/0x210 [ 69.255524][ T7456] ? pipe_poll+0x7e/0x2a0 [ 69.259827][ T7456] ? p9_fd_poll+0x19b/0x2a0 [ 69.264311][ T7456] ? p9_conn_create+0x399/0x4e0 [ 69.269134][ T7456] ? p9_conn_create+0x4e0/0x4e0 [ 69.273976][ T7456] p9_client_create+0x7ec/0x10e0 [ 69.278896][ T7456] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 69.284933][ T7456] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.290450][ T7456] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.296496][ T7456] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.302275][ T7456] ? __kmalloc_track_caller+0x60e/0x780 [ 69.307799][ T7456] ? __x64_sys_mount+0xb9/0x150 [ 69.312623][ T7456] ? do_syscall_64+0xd0/0x5e0 [ 69.317290][ T7456] ? lockdep_init_map+0x1b6/0x6c0 [ 69.322304][ T7456] v9fs_session_init+0x1ed/0x14c0 [ 69.327309][ T7456] ? v9fs_session_init+0x1ed/0x14c0 [ 69.332485][ T7456] ? find_held_lock+0x36/0x1d0 [ 69.337456][ T7456] ? v9fs_show_options+0x6c0/0x6c0 [ 69.342552][ T7456] ? v9fs_mount+0x55/0x7f0 [ 69.346952][ T7456] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.352477][ T7456] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.358523][ T7456] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.364312][ T7456] ? kmem_cache_alloc_trace+0x39e/0x780 [ 69.369839][ T7456] v9fs_mount+0x72/0x7f0 [ 69.374057][ T7456] ? v9fs_write_inode+0x50/0x50 [ 69.378890][ T7456] legacy_get_tree+0x103/0x1f0 [ 69.383732][ T7456] vfs_get_tree+0x8b/0x2d0 [ 69.388135][ T7456] ? capable+0x14/0x20 [ 69.392183][ T7456] do_mount+0x1281/0x1b60 [ 69.396499][ T7456] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.402805][ T7456] ? copy_mount_string+0x20/0x20 [ 69.407735][ T7456] ? kmem_cache_alloc_trace+0x39e/0x780 [ 69.413256][ T7456] ? __kasan_check_write+0x14/0x20 [ 69.418341][ T7456] ? _copy_from_user+0xd6/0x110 [ 69.423162][ T7456] ? __kasan_check_read+0x11/0x20 [ 69.428158][ T7456] ? copy_mount_options+0x77/0x2c0 [ 69.433240][ T7456] ksys_mount+0xba/0xe0 [ 69.437373][ T7456] __x64_sys_mount+0xb9/0x150 [ 69.442025][ T7456] do_syscall_64+0xd0/0x5e0 [ 69.446504][ T7456] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.452373][ T7456] RIP: 0033:0x458da9 [ 69.456241][ T7456] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.475910][ T7456] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.484293][ T7456] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 69.492244][ T7456] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 69.500198][ T7456] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 69.508226][ T7456] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 69.516172][ T7456] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 69.524137][ T7460] CPU: 1 PID: 7460 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 69.529365][ T7461] FAULT_INJECTION: forcing a failure. [ 69.529365][ T7461] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 69.531939][ T7460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.555128][ T7460] Call Trace: [ 69.558397][ T7460] dump_stack+0x12d/0x187 [ 69.562702][ T7460] should_fail.cold.4+0x5/0x13 [ 69.567435][ T7460] ? do_mount+0x1281/0x1b60 [ 69.571912][ T7460] ? fault_create_debugfs_attr+0x150/0x150 [ 69.577689][ T7460] ? find_held_lock+0x36/0x1d0 [ 69.582427][ T7460] should_fail_alloc_page+0x50/0x60 [ 69.587595][ T7460] __alloc_pages_nodemask+0x17f/0x880 [ 69.592947][ T7460] ? cache_grow_end+0xa8/0x190 [ 69.597681][ T7460] ? __alloc_pages_slowpath+0x2570/0x2570 [ 69.603369][ T7460] ? do_raw_spin_lock+0x123/0x2d0 [ 69.608375][ T7460] cache_grow_begin+0x92/0xd60 [ 69.613108][ T7460] ? __kmalloc+0xc5/0x790 [ 69.617411][ T7460] ? trace_hardirqs_off+0x41/0x1a0 [ 69.622490][ T7460] __kmalloc+0x6cd/0x790 [ 69.626711][ T7460] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 69.631966][ T7460] p9_fcall_init.isra.2+0x55/0x1c0 [ 69.637049][ T7460] p9_client_prepare_req.part.5+0x116/0x670 [ 69.642917][ T7460] p9_client_rpc+0x174/0xe50 [ 69.647563][ T7460] ? trace_hardirqs_on+0x28/0x1b0 [ 69.652555][ T7460] ? __kasan_check_read+0x11/0x20 [ 69.657560][ T7460] ? p9_client_prepare_req.part.5+0x670/0x670 [ 69.663599][ T7460] ? add_wait_queue+0x107/0x160 [ 69.668424][ T7460] ? p9_pollwait+0x182/0x210 [ 69.672990][ T7460] ? pipe_poll+0x7e/0x2a0 [ 69.677300][ T7460] ? p9_fd_poll+0x19b/0x2a0 [ 69.681777][ T7460] ? p9_conn_create+0x399/0x4e0 [ 69.686684][ T7460] ? p9_conn_create+0x4e0/0x4e0 [ 69.691519][ T7460] p9_client_create+0x7ec/0x10e0 [ 69.696441][ T7460] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 69.702484][ T7460] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.708009][ T7460] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.714047][ T7460] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.719825][ T7460] ? __kmalloc_track_caller+0x60e/0x780 [ 69.725343][ T7460] ? lockdep_init_map+0x1b6/0x6c0 [ 69.730349][ T7460] v9fs_session_init+0x1ed/0x14c0 [ 69.735353][ T7460] ? v9fs_session_init+0x1ed/0x14c0 [ 69.740531][ T7460] ? find_held_lock+0x36/0x1d0 [ 69.745269][ T7460] ? v9fs_show_options+0x6c0/0x6c0 [ 69.750356][ T7460] ? v9fs_mount+0x55/0x7f0 [ 69.754752][ T7460] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.760495][ T7460] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 69.767273][ T7460] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 69.773067][ T7460] ? kmem_cache_alloc_trace+0x39e/0x780 [ 69.778762][ T7460] v9fs_mount+0x72/0x7f0 [ 69.782988][ T7460] ? v9fs_write_inode+0x50/0x50 [ 69.787821][ T7460] legacy_get_tree+0x103/0x1f0 [ 69.792561][ T7460] vfs_get_tree+0x8b/0x2d0 [ 69.796945][ T7460] ? capable+0x14/0x20 [ 69.800986][ T7460] do_mount+0x1281/0x1b60 [ 69.805286][ T7460] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 69.810802][ T7460] ? copy_mount_string+0x20/0x20 [ 69.815709][ T7460] ? kmem_cache_alloc_trace+0x39e/0x780 [ 69.821223][ T7460] ? __kasan_check_write+0x14/0x20 [ 69.826323][ T7460] ? _copy_from_user+0xd6/0x110 [ 69.831147][ T7460] ? __kasan_check_read+0x11/0x20 [ 69.836142][ T7460] ? copy_mount_options+0x77/0x2c0 [ 69.841223][ T7460] ksys_mount+0xba/0xe0 [ 69.845350][ T7460] __x64_sys_mount+0xb9/0x150 [ 69.850000][ T7460] do_syscall_64+0xd0/0x5e0 [ 69.854477][ T7460] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 69.860350][ T7460] RIP: 0033:0x458da9 [ 69.864224][ T7460] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 69.883810][ T7460] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 69.892207][ T7460] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 69.900180][ T7460] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 69.908134][ T7460] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 69.916096][ T7460] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 69.924041][ T7460] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 69.932003][ T7461] CPU: 0 PID: 7461 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 69.939817][ T7461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.949870][ T7461] Call Trace: [ 69.953159][ T7461] dump_stack+0x12d/0x187 [ 69.957488][ T7461] should_fail.cold.4+0x5/0x13 [ 69.962274][ T7461] ? do_mount+0x1281/0x1b60 [ 69.966771][ T7461] ? fault_create_debugfs_attr+0x150/0x150 [ 69.972574][ T7461] ? find_held_lock+0x36/0x1d0 [ 69.977375][ T7461] should_fail_alloc_page+0x50/0x60 [ 69.982567][ T7461] __alloc_pages_nodemask+0x17f/0x880 [ 69.987935][ T7461] ? cache_grow_end+0xa8/0x190 [ 69.992693][ T7461] ? __alloc_pages_slowpath+0x2570/0x2570 [ 69.998405][ T7461] ? do_raw_spin_lock+0x123/0x2d0 [ 70.003433][ T7461] cache_grow_begin+0x92/0xd60 [ 70.008187][ T7461] ? __kmalloc+0xc5/0x790 [ 70.012508][ T7461] ? trace_hardirqs_off+0x41/0x1a0 [ 70.017618][ T7461] __kmalloc+0x6cd/0x790 [ 70.021849][ T7469] FAULT_INJECTION: forcing a failure. [ 70.021849][ T7469] name failslab, interval 1, probability 0, space 0, times 0 [ 70.021857][ T7461] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 70.021866][ T7461] p9_fcall_init.isra.2+0x55/0x1c0 [ 70.039852][ T7470] FAULT_INJECTION: forcing a failure. [ 70.039852][ T7470] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.044796][ T7461] p9_client_prepare_req.part.5+0x116/0x670 [ 70.063838][ T7461] p9_client_rpc+0x174/0xe50 [ 70.068406][ T7461] ? trace_hardirqs_on+0x28/0x1b0 [ 70.073402][ T7461] ? __kasan_check_read+0x11/0x20 [ 70.078399][ T7461] ? p9_client_prepare_req.part.5+0x670/0x670 [ 70.085477][ T7461] ? add_wait_queue+0x107/0x160 [ 70.090298][ T7461] ? p9_pollwait+0x182/0x210 [ 70.094866][ T7461] ? pipe_poll+0x7e/0x2a0 [ 70.099167][ T7461] ? p9_fd_poll+0x19b/0x2a0 [ 70.103640][ T7461] ? p9_conn_create+0x399/0x4e0 [ 70.108463][ T7461] ? p9_conn_create+0x4e0/0x4e0 [ 70.113306][ T7461] p9_client_create+0x7ec/0x10e0 [ 70.118221][ T7461] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 70.124267][ T7461] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.129782][ T7461] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.135836][ T7461] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.141615][ T7461] ? __kmalloc_track_caller+0x60e/0x780 [ 70.147131][ T7461] ? __x64_sys_mount+0xb9/0x150 [ 70.151962][ T7461] ? do_syscall_64+0xd0/0x5e0 [ 70.156607][ T7461] ? lockdep_init_map+0x1b6/0x6c0 [ 70.161617][ T7461] v9fs_session_init+0x1ed/0x14c0 [ 70.166611][ T7461] ? v9fs_session_init+0x1ed/0x14c0 [ 70.171804][ T7461] ? find_held_lock+0x36/0x1d0 [ 70.176555][ T7461] ? v9fs_show_options+0x6c0/0x6c0 [ 70.181650][ T7461] ? v9fs_mount+0x55/0x7f0 [ 70.186055][ T7461] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.191586][ T7461] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.197624][ T7461] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.203403][ T7461] ? kmem_cache_alloc_trace+0x39e/0x780 [ 70.208931][ T7461] v9fs_mount+0x72/0x7f0 [ 70.213180][ T7461] ? v9fs_write_inode+0x50/0x50 [ 70.218005][ T7461] legacy_get_tree+0x103/0x1f0 [ 70.222747][ T7461] vfs_get_tree+0x8b/0x2d0 [ 70.227144][ T7461] ? capable+0x14/0x20 [ 70.231185][ T7461] do_mount+0x1281/0x1b60 [ 70.235485][ T7461] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.241006][ T7461] ? copy_mount_string+0x20/0x20 [ 70.245921][ T7461] ? kmem_cache_alloc_trace+0x39e/0x780 [ 70.251449][ T7461] ? __kasan_check_write+0x14/0x20 [ 70.256537][ T7461] ? _copy_from_user+0xd6/0x110 [ 70.261363][ T7461] ? __kasan_check_read+0x11/0x20 [ 70.266360][ T7461] ? copy_mount_options+0x77/0x2c0 [ 70.271449][ T7461] ksys_mount+0xba/0xe0 [ 70.275583][ T7461] __x64_sys_mount+0xb9/0x150 [ 70.280245][ T7461] do_syscall_64+0xd0/0x5e0 [ 70.284723][ T7461] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.290675][ T7461] RIP: 0033:0x458da9 [ 70.294542][ T7461] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.314185][ T7461] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.322608][ T7461] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 70.330572][ T7461] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 70.338539][ T7461] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 70.346494][ T7461] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 70.354445][ T7461] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 70.362415][ T7470] CPU: 1 PID: 7470 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 70.370225][ T7470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.380364][ T7470] Call Trace: [ 70.383648][ T7470] dump_stack+0x12d/0x187 [ 70.387967][ T7470] should_fail.cold.4+0x5/0x13 [ 70.392716][ T7470] ? do_mount+0x1281/0x1b60 [ 70.397190][ T7470] ? fault_create_debugfs_attr+0x150/0x150 [ 70.402967][ T7470] ? find_held_lock+0x36/0x1d0 [ 70.407719][ T7470] should_fail_alloc_page+0x50/0x60 [ 70.412899][ T7470] __alloc_pages_nodemask+0x17f/0x880 [ 70.413770][ T7474] FAULT_INJECTION: forcing a failure. [ 70.413770][ T7474] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.418296][ T7470] ? cache_grow_end+0xa8/0x190 [ 70.436217][ T7470] ? __alloc_pages_slowpath+0x2570/0x2570 [ 70.441907][ T7470] ? do_raw_spin_lock+0x123/0x2d0 [ 70.446916][ T7470] cache_grow_begin+0x92/0xd60 [ 70.451652][ T7470] ? __kmalloc+0xc5/0x790 [ 70.455953][ T7470] ? trace_hardirqs_off+0x41/0x1a0 [ 70.461047][ T7470] __kmalloc+0x6cd/0x790 [ 70.465275][ T7470] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 70.470535][ T7470] p9_fcall_init.isra.2+0x55/0x1c0 [ 70.475628][ T7470] p9_client_prepare_req.part.5+0x116/0x670 [ 70.481504][ T7470] p9_client_rpc+0x174/0xe50 [ 70.486064][ T7470] ? trace_hardirqs_on+0x28/0x1b0 [ 70.491063][ T7470] ? __kasan_check_read+0x11/0x20 [ 70.496076][ T7470] ? p9_client_prepare_req.part.5+0x670/0x670 [ 70.502111][ T7470] ? add_wait_queue+0x107/0x160 [ 70.506936][ T7470] ? p9_pollwait+0x182/0x210 [ 70.511499][ T7470] ? pipe_poll+0x7e/0x2a0 [ 70.515803][ T7470] ? p9_fd_poll+0x19b/0x2a0 [ 70.520275][ T7470] ? p9_conn_create+0x399/0x4e0 [ 70.525100][ T7470] ? p9_conn_create+0x4e0/0x4e0 [ 70.529927][ T7470] p9_client_create+0x7ec/0x10e0 [ 70.534865][ T7470] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 70.540903][ T7470] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.546420][ T7470] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.552454][ T7470] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.558242][ T7470] ? __kmalloc_track_caller+0x60e/0x780 [ 70.563760][ T7470] ? __x64_sys_mount+0xb9/0x150 [ 70.568597][ T7470] ? do_syscall_64+0xd0/0x5e0 [ 70.573252][ T7470] ? lockdep_init_map+0x1b6/0x6c0 [ 70.578251][ T7470] v9fs_session_init+0x1ed/0x14c0 [ 70.583244][ T7470] ? v9fs_session_init+0x1ed/0x14c0 [ 70.588413][ T7470] ? find_held_lock+0x36/0x1d0 [ 70.593154][ T7470] ? v9fs_show_options+0x6c0/0x6c0 [ 70.598239][ T7470] ? intel_pipe_config_compare+0x1598/0x4e70 [ 70.604198][ T7470] ? v9fs_mount+0x55/0x7f0 [ 70.608584][ T7470] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.614098][ T7470] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.620153][ T7470] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.625933][ T7470] ? kmem_cache_alloc_trace+0x39e/0x780 [ 70.631462][ T7470] v9fs_mount+0x72/0x7f0 [ 70.635675][ T7470] ? v9fs_write_inode+0x50/0x50 [ 70.640507][ T7470] legacy_get_tree+0x103/0x1f0 [ 70.645245][ T7470] vfs_get_tree+0x8b/0x2d0 [ 70.649631][ T7470] ? capable+0x14/0x20 [ 70.653672][ T7470] do_mount+0x1281/0x1b60 [ 70.657984][ T7470] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.663502][ T7470] ? copy_mount_string+0x20/0x20 [ 70.668412][ T7470] ? kmem_cache_alloc_trace+0x39e/0x780 [ 70.673945][ T7470] ? __kasan_check_write+0x14/0x20 [ 70.679028][ T7470] ? _copy_from_user+0xd6/0x110 [ 70.683858][ T7470] ? __kasan_check_read+0x11/0x20 [ 70.688862][ T7470] ? copy_mount_options+0x77/0x2c0 [ 70.693955][ T7470] ksys_mount+0xba/0xe0 [ 70.698082][ T7470] __x64_sys_mount+0xb9/0x150 [ 70.702731][ T7470] do_syscall_64+0xd0/0x5e0 [ 70.707207][ T7470] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 70.713074][ T7470] RIP: 0033:0x458da9 [ 70.716951][ T7470] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 70.736537][ T7470] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 70.744929][ T7470] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 70.752878][ T7470] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 70.760823][ T7470] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 70.768894][ T7470] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 70.776846][ T7470] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 70.784815][ T7474] CPU: 0 PID: 7474 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 70.787577][ T26] audit: type=1804 audit(1573329346.042:35): pid=7474 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/3/file0" dev="sda1" ino=16570 res=1 [ 70.792612][ T7474] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.792615][ T7474] Call Trace: [ 70.792629][ T7474] dump_stack+0x12d/0x187 [ 70.792641][ T7474] should_fail.cold.4+0x5/0x13 [ 70.792647][ T7474] ? do_mount+0x1281/0x1b60 [ 70.792654][ T7474] ? fault_create_debugfs_attr+0x150/0x150 [ 70.826994][ T7474] ? find_held_lock+0x36/0x1d0 [ 70.827005][ T7474] should_fail_alloc_page+0x50/0x60 [ 70.827010][ T7474] __alloc_pages_nodemask+0x17f/0x880 [ 70.827015][ T7474] ? cache_grow_end+0xa8/0x190 [ 70.827021][ T7474] ? __alloc_pages_slowpath+0x2570/0x2570 [ 70.827025][ T7474] ? do_raw_spin_lock+0x123/0x2d0 [ 70.827037][ T7474] cache_grow_begin+0x92/0xd60 [ 70.827041][ T7474] ? __kmalloc+0xc5/0x790 [ 70.827047][ T7474] ? trace_hardirqs_off+0x41/0x1a0 [ 70.827055][ T7474] __kmalloc+0x6cd/0x790 [ 70.843873][ T7474] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 70.843883][ T7474] p9_fcall_init.isra.2+0x55/0x1c0 [ 70.843891][ T7474] p9_client_prepare_req.part.5+0x116/0x670 [ 70.843902][ T7474] p9_client_rpc+0x174/0xe50 [ 70.843909][ T7474] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 70.843918][ T7474] ? p9_client_prepare_req.part.5+0x670/0x670 [ 70.875432][ T7474] ? free_object+0x70/0x70 [ 70.875442][ T7474] ? ksys_dup3+0x2e0/0x2e0 [ 70.875451][ T7474] ? lockdep_init_map+0x1b6/0x6c0 [ 70.875460][ T7474] ? __kasan_check_write+0x14/0x20 [ 70.875468][ T7474] ? p9_conn_create+0x3c2/0x4e0 [ 70.875477][ T7474] ? p9_conn_create+0x4e0/0x4e0 [ 70.875484][ T7474] ? kfree+0x23a/0x2c0 [ 70.875494][ T7474] p9_client_create+0x7ec/0x10e0 [ 70.875508][ T7474] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 70.909205][ T7474] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 70.909213][ T7474] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 70.909219][ T7474] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 70.909229][ T7474] ? __kmalloc_track_caller+0x60e/0x780 [ 70.909236][ T7474] ? __x64_sys_mount+0xb9/0x150 [ 70.909243][ T7474] ? do_syscall_64+0xd0/0x5e0 [ 70.909249][ T7474] ? lockdep_init_map+0x1b6/0x6c0 [ 70.909264][ T7474] v9fs_session_init+0x1ed/0x14c0 [ 70.909269][ T7474] ? v9fs_session_init+0x1ed/0x14c0 [ 70.909282][ T7474] ? lock_downgrade+0x900/0x900 [ 70.909285][ T7474] ? __kasan_check_write+0x14/0x20 [ 70.909292][ T7474] ? v9fs_show_options+0x6c0/0x6c0 [ 70.922941][ T7482] FAULT_INJECTION: forcing a failure. [ 70.922941][ T7482] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.925545][ T7474] ? v9fs_mount+0x55/0x7f0 [ 71.054999][ T7474] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.060516][ T7474] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.066552][ T7474] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.072333][ T7474] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.077854][ T7474] v9fs_mount+0x72/0x7f0 [ 71.082070][ T7474] ? v9fs_write_inode+0x50/0x50 [ 71.086903][ T7474] legacy_get_tree+0x103/0x1f0 [ 71.091638][ T7474] vfs_get_tree+0x8b/0x2d0 [ 71.096026][ T7474] ? capable+0x14/0x20 [ 71.100070][ T7474] do_mount+0x1281/0x1b60 [ 71.104370][ T7474] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.109894][ T7474] ? copy_mount_string+0x20/0x20 [ 71.114808][ T7474] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.120327][ T7474] ? __kasan_check_write+0x14/0x20 [ 71.125414][ T7474] ? _copy_from_user+0xd6/0x110 [ 71.130236][ T7474] ? __kasan_check_read+0x11/0x20 [ 71.135244][ T7474] ? copy_mount_options+0x77/0x2c0 [ 71.140331][ T7474] ksys_mount+0xba/0xe0 [ 71.144459][ T7474] __x64_sys_mount+0xb9/0x150 [ 71.149107][ T7474] do_syscall_64+0xd0/0x5e0 [ 71.153583][ T7474] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.159447][ T7474] RIP: 0033:0x458da9 [ 71.163313][ T7474] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.182910][ T7474] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.191308][ T7474] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 2019/11/09 19:55:46 executed programs: 37 [ 71.199263][ T7474] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 71.207207][ T7474] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 71.215151][ T7474] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 71.223104][ T7474] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 71.231079][ T7482] CPU: 1 PID: 7482 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 71.232755][ T7475] 9pnet: Insufficient options for proto=fd [ 71.238874][ T7482] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.238878][ T7482] Call Trace: [ 71.238891][ T7482] dump_stack+0x12d/0x187 [ 71.238903][ T7482] should_fail.cold.4+0x5/0x13 [ 71.238908][ T7482] ? do_mount+0x1281/0x1b60 [ 71.238914][ T7482] ? fault_create_debugfs_attr+0x150/0x150 [ 71.238925][ T7482] ? find_held_lock+0x36/0x1d0 [ 71.282074][ T7482] should_fail_alloc_page+0x50/0x60 [ 71.287248][ T7482] __alloc_pages_nodemask+0x17f/0x880 [ 71.292600][ T7482] ? cache_grow_end+0xa8/0x190 [ 71.294593][ T7484] FAULT_INJECTION: forcing a failure. [ 71.294593][ T7484] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.297352][ T7482] ? __alloc_pages_slowpath+0x2570/0x2570 [ 71.316207][ T7482] ? do_raw_spin_lock+0x123/0x2d0 [ 71.321208][ T7482] cache_grow_begin+0x92/0xd60 [ 71.325943][ T7482] ? __kmalloc+0xc5/0x790 [ 71.330243][ T7482] ? trace_hardirqs_off+0x41/0x1a0 [ 71.335441][ T7482] __kmalloc+0x6cd/0x790 [ 71.339705][ T7482] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 71.344983][ T7482] p9_fcall_init.isra.2+0x55/0x1c0 [ 71.350075][ T7482] p9_client_prepare_req.part.5+0x116/0x670 [ 71.355954][ T7482] p9_client_rpc+0x174/0xe50 [ 71.360519][ T7482] ? trace_hardirqs_on+0x28/0x1b0 [ 71.365519][ T7482] ? __kasan_check_read+0x11/0x20 [ 71.371658][ T7482] ? p9_client_prepare_req.part.5+0x670/0x670 [ 71.377696][ T7482] ? add_wait_queue+0x107/0x160 [ 71.382521][ T7482] ? p9_pollwait+0x182/0x210 [ 71.387085][ T7482] ? pipe_poll+0x7e/0x2a0 [ 71.391386][ T7482] ? p9_fd_poll+0x19b/0x2a0 [ 71.395862][ T7482] ? p9_conn_create+0x399/0x4e0 [ 71.400686][ T7482] ? p9_conn_create+0x4e0/0x4e0 [ 71.405514][ T7482] p9_client_create+0x7ec/0x10e0 [ 71.410431][ T7482] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 71.416469][ T7482] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.421989][ T7482] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.428030][ T7482] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.433831][ T7482] ? __kmalloc_track_caller+0x60e/0x780 [ 71.439347][ T7482] ? __x64_sys_mount+0xb9/0x150 [ 71.444178][ T7482] ? do_syscall_64+0xd0/0x5e0 [ 71.448827][ T7482] ? lockdep_init_map+0x1b6/0x6c0 [ 71.453829][ T7482] v9fs_session_init+0x1ed/0x14c0 [ 71.458828][ T7482] ? v9fs_session_init+0x1ed/0x14c0 [ 71.464007][ T7482] ? find_held_lock+0x36/0x1d0 [ 71.468747][ T7482] ? v9fs_show_options+0x6c0/0x6c0 [ 71.473833][ T7482] ? v9fs_mount+0x55/0x7f0 [ 71.478242][ T7482] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.483777][ T7482] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.489823][ T7482] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.495603][ T7482] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.501135][ T7482] v9fs_mount+0x72/0x7f0 [ 71.505350][ T7482] ? v9fs_write_inode+0x50/0x50 [ 71.510179][ T7482] legacy_get_tree+0x103/0x1f0 [ 71.514924][ T7482] vfs_get_tree+0x8b/0x2d0 [ 71.519312][ T7482] ? capable+0x14/0x20 [ 71.523354][ T7482] do_mount+0x1281/0x1b60 [ 71.527652][ T7482] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 71.533081][ T7482] ? copy_mount_string+0x20/0x20 [ 71.537998][ T7482] ? retint_kernel+0x2b/0x2b [ 71.542574][ T7482] ? copy_mount_options+0x1a8/0x2c0 [ 71.547754][ T7482] ? copy_mount_options+0x77/0x2c0 [ 71.552837][ T7482] ksys_mount+0xba/0xe0 [ 71.557051][ T7482] __x64_sys_mount+0xb9/0x150 [ 71.561703][ T7482] do_syscall_64+0xd0/0x5e0 [ 71.566275][ T7482] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.572137][ T7482] RIP: 0033:0x458da9 [ 71.576009][ T7482] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.595590][ T7482] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.604669][ T7482] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 71.612625][ T7482] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 71.620576][ T7482] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 71.628521][ T7482] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 71.636477][ T7482] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 71.644441][ T7484] CPU: 0 PID: 7484 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 71.652265][ T7484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.653254][ T26] audit: type=1804 audit(1573329346.922:36): pid=7484 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/6/file0" dev="sda1" ino=16568 res=1 [ 71.662306][ T7484] Call Trace: [ 71.662320][ T7484] dump_stack+0x12d/0x187 [ 71.662332][ T7484] should_fail.cold.4+0x5/0x13 [ 71.662338][ T7484] ? do_mount+0x1281/0x1b60 [ 71.662344][ T7484] ? fault_create_debugfs_attr+0x150/0x150 [ 71.662352][ T7484] ? find_held_lock+0x36/0x1d0 [ 71.662361][ T7484] should_fail_alloc_page+0x50/0x60 [ 71.662365][ T7484] __alloc_pages_nodemask+0x17f/0x880 [ 71.662370][ T7484] ? cache_grow_end+0xa8/0x190 [ 71.662377][ T7484] ? __alloc_pages_slowpath+0x2570/0x2570 [ 71.709240][ T7484] ? do_raw_spin_lock+0x123/0x2d0 [ 71.709257][ T7484] cache_grow_begin+0x92/0xd60 [ 71.709262][ T7484] ? __kmalloc+0xc5/0x790 [ 71.709269][ T7484] ? trace_hardirqs_off+0x41/0x1a0 [ 71.709277][ T7484] __kmalloc+0x6cd/0x790 [ 71.709288][ T7484] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 71.709297][ T7484] p9_fcall_init.isra.2+0x55/0x1c0 [ 71.709306][ T7484] p9_client_prepare_req.part.5+0x116/0x670 [ 71.709315][ T7484] p9_client_rpc+0x174/0xe50 [ 71.709323][ T7484] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 71.719247][ T7484] ? p9_client_prepare_req.part.5+0x670/0x670 [ 71.719260][ T7484] ? free_object+0x70/0x70 [ 71.719269][ T7484] ? ksys_dup3+0x2e0/0x2e0 [ 71.719278][ T7484] ? lockdep_init_map+0x1b6/0x6c0 [ 71.719285][ T7484] ? __kasan_check_write+0x14/0x20 [ 71.719291][ T7484] ? p9_conn_create+0x3c2/0x4e0 [ 71.719300][ T7484] ? p9_conn_create+0x4e0/0x4e0 [ 71.719313][ T7484] p9_client_create+0x7ec/0x10e0 [ 71.719325][ T7484] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 71.754246][ T7484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.774679][ T7484] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.774686][ T7484] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.774697][ T7484] ? __kmalloc_track_caller+0x60e/0x780 [ 71.774704][ T7484] ? __x64_sys_mount+0xb9/0x150 [ 71.774710][ T7484] ? do_syscall_64+0xd0/0x5e0 [ 71.774718][ T7484] ? lockdep_init_map+0x1b6/0x6c0 [ 71.819644][ T7484] v9fs_session_init+0x1ed/0x14c0 [ 71.819651][ T7484] ? v9fs_session_init+0x1ed/0x14c0 [ 71.819661][ T7484] ? find_held_lock+0x36/0x1d0 [ 71.819674][ T7484] ? v9fs_show_options+0x6c0/0x6c0 [ 71.819683][ T7484] ? v9fs_mount+0x55/0x7f0 [ 71.819691][ T7484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.819696][ T7484] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 71.819702][ T7484] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 71.819710][ T7484] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.819721][ T7484] v9fs_mount+0x72/0x7f0 [ 71.819727][ T7484] ? v9fs_write_inode+0x50/0x50 [ 71.819733][ T7484] legacy_get_tree+0x103/0x1f0 [ 71.819742][ T7484] vfs_get_tree+0x8b/0x2d0 [ 71.819747][ T7484] ? capable+0x14/0x20 [ 71.819755][ T7484] do_mount+0x1281/0x1b60 [ 71.819761][ T7484] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 71.819768][ T7484] ? copy_mount_string+0x20/0x20 [ 71.819776][ T7484] ? kmem_cache_alloc_trace+0x39e/0x780 [ 71.819781][ T7484] ? __kasan_check_write+0x14/0x20 [ 71.819787][ T7484] ? _copy_from_user+0xd6/0x110 [ 71.819794][ T7484] ? __kasan_check_read+0x11/0x20 [ 71.842341][ T7484] ? copy_mount_options+0x77/0x2c0 [ 71.842350][ T7484] ksys_mount+0xba/0xe0 [ 71.842359][ T7484] __x64_sys_mount+0xb9/0x150 [ 71.842370][ T7484] do_syscall_64+0xd0/0x5e0 [ 71.842380][ T7484] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 71.842385][ T7484] RIP: 0033:0x458da9 [ 71.842392][ T7484] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 71.842395][ T7484] RSP: 002b:00007f23f1d08c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 71.842401][ T7484] RAX: ffffffffffffffda RBX: 00007f23f1d08c90 RCX: 0000000000458da9 [ 71.842406][ T7484] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 71.885937][ T7497] FAULT_INJECTION: forcing a failure. [ 71.885937][ T7497] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.888355][ T7484] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 72.066220][ T7484] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d096d4 [ 72.074192][ T7484] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 72.082166][ T7497] CPU: 1 PID: 7497 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 72.085380][ T7495] FAULT_INJECTION: forcing a failure. [ 72.085380][ T7495] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.089959][ T7497] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.089965][ T7497] Call Trace: [ 72.116440][ T7497] dump_stack+0x12d/0x187 [ 72.120746][ T7497] should_fail.cold.4+0x5/0x13 [ 72.125489][ T7497] ? do_mount+0x1281/0x1b60 [ 72.129972][ T7497] ? fault_create_debugfs_attr+0x150/0x150 [ 72.135751][ T7497] ? find_held_lock+0x36/0x1d0 [ 72.140487][ T7497] should_fail_alloc_page+0x50/0x60 [ 72.145654][ T7497] __alloc_pages_nodemask+0x17f/0x880 [ 72.150996][ T7497] ? cache_grow_end+0xa8/0x190 [ 72.155739][ T7497] ? __alloc_pages_slowpath+0x2570/0x2570 [ 72.161446][ T7497] ? do_raw_spin_lock+0x123/0x2d0 [ 72.166448][ T7497] cache_grow_begin+0x92/0xd60 [ 72.171204][ T7497] ? __kmalloc+0xc5/0x790 [ 72.175514][ T7497] ? trace_hardirqs_off+0x41/0x1a0 [ 72.180609][ T7497] __kmalloc+0x6cd/0x790 [ 72.184834][ T7497] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 72.190093][ T7497] p9_fcall_init.isra.2+0x55/0x1c0 [ 72.195178][ T7497] p9_client_prepare_req.part.5+0x116/0x670 [ 72.201046][ T7497] p9_client_rpc+0x174/0xe50 [ 72.205611][ T7497] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 72.211401][ T7497] ? p9_client_prepare_req.part.5+0x670/0x670 [ 72.217457][ T7497] ? free_object+0x70/0x70 [ 72.221857][ T7497] ? ksys_dup3+0x2e0/0x2e0 [ 72.226247][ T7497] ? lockdep_init_map+0x1b6/0x6c0 [ 72.231247][ T7497] ? __kasan_check_write+0x14/0x20 [ 72.236326][ T7497] ? p9_conn_create+0x3c2/0x4e0 [ 72.241148][ T7497] ? p9_conn_create+0x4e0/0x4e0 [ 72.245986][ T7497] p9_client_create+0x7ec/0x10e0 [ 72.250901][ T7497] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 72.256941][ T7497] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.262472][ T7497] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.268516][ T7497] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.274641][ T7497] ? __kmalloc_track_caller+0x60e/0x780 [ 72.280160][ T7497] ? __x64_sys_mount+0xb9/0x150 [ 72.284981][ T7497] ? do_syscall_64+0xd0/0x5e0 [ 72.289630][ T7497] ? lockdep_init_map+0x1b6/0x6c0 [ 72.294634][ T7497] v9fs_session_init+0x1ed/0x14c0 [ 72.299630][ T7497] ? v9fs_session_init+0x1ed/0x14c0 [ 72.304798][ T7497] ? find_held_lock+0x36/0x1d0 [ 72.309549][ T7497] ? v9fs_show_options+0x6c0/0x6c0 [ 72.314640][ T7497] ? v9fs_mount+0x55/0x7f0 [ 72.319030][ T7497] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.324567][ T7497] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.330725][ T7497] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.336516][ T7497] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.342043][ T7497] v9fs_mount+0x72/0x7f0 [ 72.346267][ T7497] ? v9fs_write_inode+0x50/0x50 [ 72.351090][ T7497] legacy_get_tree+0x103/0x1f0 [ 72.355826][ T7497] vfs_get_tree+0x8b/0x2d0 [ 72.360212][ T7497] ? capable+0x14/0x20 [ 72.364253][ T7497] do_mount+0x1281/0x1b60 [ 72.368554][ T7497] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.374070][ T7497] ? copy_mount_string+0x20/0x20 [ 72.378990][ T7497] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.384506][ T7497] ? __kasan_check_write+0x14/0x20 [ 72.389592][ T7497] ? _copy_from_user+0xd6/0x110 [ 72.394418][ T7497] ? __kasan_check_read+0x11/0x20 [ 72.399416][ T7497] ? copy_mount_options+0x77/0x2c0 [ 72.404509][ T7497] ksys_mount+0xba/0xe0 [ 72.408651][ T7497] __x64_sys_mount+0xb9/0x150 [ 72.413304][ T7497] do_syscall_64+0xd0/0x5e0 [ 72.417797][ T7497] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.423679][ T7497] RIP: 0033:0x458da9 [ 72.427551][ T7497] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.447156][ T7497] RSP: 002b:00007ff07965cc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.455628][ T7497] RAX: ffffffffffffffda RBX: 00007ff07965cc90 RCX: 0000000000458da9 [ 72.463571][ T7497] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 72.471516][ T7497] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 72.479462][ T7497] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07965d6d4 [ 72.487406][ T7497] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 72.495368][ T7495] CPU: 0 PID: 7495 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 72.497156][ T26] audit: type=1804 audit(1573329347.882:37): pid=7497 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir044119517/syzkaller.DjItov/5/file0" dev="sda1" ino=16539 res=1 [ 72.503177][ T7495] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.537535][ T7495] Call Trace: [ 72.540825][ T7495] dump_stack+0x12d/0x187 [ 72.545148][ T7495] should_fail.cold.4+0x5/0x13 [ 72.549910][ T7495] ? do_mount+0x1281/0x1b60 [ 72.554401][ T7495] ? fault_create_debugfs_attr+0x150/0x150 [ 72.560202][ T7495] ? find_held_lock+0x36/0x1d0 [ 72.564958][ T7495] should_fail_alloc_page+0x50/0x60 [ 72.570143][ T7495] __alloc_pages_nodemask+0x17f/0x880 [ 72.575495][ T7495] ? cache_grow_end+0xa8/0x190 [ 72.580235][ T7495] ? __alloc_pages_slowpath+0x2570/0x2570 [ 72.580665][ T26] audit: type=1804 audit(1573329347.882:38): pid=7495 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir758284697/syzkaller.kQcR3v/5/file0" dev="sda1" ino=16540 res=1 [ 72.585924][ T7495] ? do_raw_spin_lock+0x123/0x2d0 [ 72.585939][ T7495] cache_grow_begin+0x92/0xd60 [ 72.585943][ T7495] ? __kmalloc+0xc5/0x790 [ 72.585950][ T7495] ? trace_hardirqs_off+0x41/0x1a0 [ 72.585958][ T7495] __kmalloc+0x6cd/0x790 [ 72.585969][ T7495] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 72.585978][ T7495] p9_fcall_init.isra.2+0x55/0x1c0 [ 72.585985][ T7495] p9_client_prepare_req.part.5+0x116/0x670 [ 72.585994][ T7495] p9_client_rpc+0x174/0xe50 [ 72.654384][ T7495] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 72.660169][ T7495] ? p9_client_prepare_req.part.5+0x670/0x670 [ 72.666211][ T7495] ? free_object+0x70/0x70 [ 72.670608][ T7495] ? ksys_dup3+0x2e0/0x2e0 [ 72.675004][ T7495] ? lockdep_init_map+0x1b6/0x6c0 [ 72.680013][ T7495] ? __kasan_check_write+0x14/0x20 [ 72.685117][ T7495] ? p9_conn_create+0x3c2/0x4e0 [ 72.690071][ T7495] ? p9_conn_create+0x4e0/0x4e0 [ 72.690082][ T7495] p9_client_create+0x7ec/0x10e0 [ 72.690093][ T7495] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 72.690102][ T7495] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.690107][ T7495] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.690112][ T7495] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.690121][ T7495] ? __kmalloc_track_caller+0x60e/0x780 [ 72.690127][ T7495] ? __x64_sys_mount+0xb9/0x150 [ 72.690133][ T7495] ? do_syscall_64+0xd0/0x5e0 [ 72.690139][ T7495] ? lockdep_init_map+0x1b6/0x6c0 [ 72.690152][ T7495] v9fs_session_init+0x1ed/0x14c0 [ 72.690157][ T7495] ? v9fs_session_init+0x1ed/0x14c0 [ 72.690163][ T7495] ? find_held_lock+0x36/0x1d0 [ 72.690175][ T7495] ? v9fs_show_options+0x6c0/0x6c0 [ 72.690183][ T7495] ? v9fs_mount+0x55/0x7f0 [ 72.690189][ T7495] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.690194][ T7495] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 72.690198][ T7495] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 72.690206][ T7495] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.724949][ T7501] FAULT_INJECTION: forcing a failure. [ 72.724949][ T7501] name failslab, interval 1, probability 0, space 0, times 0 [ 72.728881][ T7495] v9fs_mount+0x72/0x7f0 [ 72.728891][ T7495] ? v9fs_write_inode+0x50/0x50 [ 72.728899][ T7495] legacy_get_tree+0x103/0x1f0 [ 72.728910][ T7495] vfs_get_tree+0x8b/0x2d0 [ 72.728916][ T7495] ? capable+0x14/0x20 [ 72.728924][ T7495] do_mount+0x1281/0x1b60 [ 72.728932][ T7495] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 72.728938][ T7495] ? copy_mount_string+0x20/0x20 [ 72.728947][ T7495] ? kmem_cache_alloc_trace+0x39e/0x780 [ 72.728958][ T7495] ? __kasan_check_read+0x11/0x20 [ 72.728962][ T7495] ? copy_mount_options+0x77/0x2c0 [ 72.728970][ T7495] ksys_mount+0xba/0xe0 [ 72.728978][ T7495] __x64_sys_mount+0xb9/0x150 [ 72.728987][ T7495] do_syscall_64+0xd0/0x5e0 [ 72.728996][ T7495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 72.729001][ T7495] RIP: 0033:0x458da9 [ 72.729007][ T7495] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.729012][ T7495] RSP: 002b:00007f063276ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.735376][ T7502] FAULT_INJECTION: forcing a failure. [ 72.735376][ T7502] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.738524][ T7495] RAX: ffffffffffffffda RBX: 00007f063276ec90 RCX: 0000000000458da9 [ 72.929100][ T7495] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 72.937054][ T7495] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 72.945016][ T7495] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f063276f6d4 [ 72.952989][ T7495] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 72.960954][ T7502] CPU: 1 PID: 7502 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 72.968766][ T7502] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.978810][ T7502] Call Trace: [ 72.982102][ T7502] dump_stack+0x12d/0x187 [ 72.986441][ T7502] should_fail.cold.4+0x5/0x13 [ 72.991354][ T7502] ? do_mount+0x1281/0x1b60 [ 72.993617][ T7505] FAULT_INJECTION: forcing a failure. [ 72.993617][ T7505] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 72.995873][ T7502] ? fault_create_debugfs_attr+0x150/0x150 [ 73.014848][ T7502] ? find_held_lock+0x36/0x1d0 [ 73.019587][ T7502] should_fail_alloc_page+0x50/0x60 [ 73.024760][ T7502] __alloc_pages_nodemask+0x17f/0x880 [ 73.030112][ T7502] ? cache_grow_end+0xa8/0x190 [ 73.034849][ T7502] ? __alloc_pages_slowpath+0x2570/0x2570 [ 73.040541][ T7502] ? do_raw_spin_lock+0x123/0x2d0 [ 73.045545][ T7502] cache_grow_begin+0x92/0xd60 [ 73.050279][ T7502] ? __kmalloc+0xc5/0x790 [ 73.054582][ T7502] ? trace_hardirqs_off+0x41/0x1a0 [ 73.059667][ T7502] __kmalloc+0x6cd/0x790 [ 73.063884][ T7502] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 73.069146][ T7502] p9_fcall_init.isra.2+0x55/0x1c0 [ 73.074252][ T7502] p9_client_prepare_req.part.5+0x116/0x670 [ 73.080122][ T7502] p9_client_rpc+0x174/0xe50 [ 73.084691][ T7502] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 73.090483][ T7502] ? p9_client_prepare_req.part.5+0x670/0x670 [ 73.096527][ T7502] ? free_object+0x70/0x70 [ 73.100930][ T7502] ? ksys_dup3+0x2e0/0x2e0 [ 73.105331][ T7502] ? lockdep_init_map+0x1b6/0x6c0 [ 73.110341][ T7502] ? __kasan_check_write+0x14/0x20 [ 73.115438][ T7502] ? p9_conn_create+0x3c2/0x4e0 [ 73.120262][ T7502] ? p9_conn_create+0x4e0/0x4e0 [ 73.125103][ T7502] p9_client_create+0x7ec/0x10e0 [ 73.130021][ T7502] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 73.136069][ T7502] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.141590][ T7502] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.147630][ T7502] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.153412][ T7502] ? __kmalloc_track_caller+0x60e/0x780 [ 73.158932][ T7502] ? __x64_sys_mount+0xb9/0x150 [ 73.163754][ T7502] ? do_syscall_64+0xd0/0x5e0 [ 73.168401][ T7502] ? lockdep_init_map+0x1b6/0x6c0 [ 73.173410][ T7502] v9fs_session_init+0x1ed/0x14c0 [ 73.178430][ T7502] ? v9fs_session_init+0x1ed/0x14c0 [ 73.183607][ T7502] ? find_held_lock+0x36/0x1d0 [ 73.188351][ T7502] ? v9fs_show_options+0x6c0/0x6c0 [ 73.193440][ T7502] ? v9fs_mount+0x55/0x7f0 [ 73.197843][ T7502] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.203362][ T7502] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.209400][ T7502] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.215183][ T7502] ? kmem_cache_alloc_trace+0x39e/0x780 [ 73.220706][ T7502] v9fs_mount+0x72/0x7f0 [ 73.224924][ T7502] ? v9fs_write_inode+0x50/0x50 [ 73.229752][ T7502] legacy_get_tree+0x103/0x1f0 [ 73.234492][ T7502] vfs_get_tree+0x8b/0x2d0 [ 73.238880][ T7502] ? capable+0x14/0x20 [ 73.242923][ T7502] do_mount+0x1281/0x1b60 [ 73.247226][ T7502] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.252752][ T7502] ? copy_mount_string+0x20/0x20 [ 73.257677][ T7502] ? kmem_cache_alloc_trace+0x39e/0x780 [ 73.263194][ T7502] ? __kasan_check_write+0x14/0x20 [ 73.268277][ T7502] ? _copy_from_user+0xd6/0x110 [ 73.273122][ T7502] ? __kasan_check_read+0x11/0x20 [ 73.278154][ T7502] ? copy_mount_options+0x77/0x2c0 [ 73.283249][ T7502] ksys_mount+0xba/0xe0 [ 73.287388][ T7502] __x64_sys_mount+0xb9/0x150 [ 73.292042][ T7502] do_syscall_64+0xd0/0x5e0 [ 73.296521][ T7502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.302391][ T7502] RIP: 0033:0x458da9 [ 73.306261][ T7502] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.325852][ T7502] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.334244][ T7502] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 73.342199][ T7502] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 73.350189][ T7502] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 73.358149][ T7502] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 73.366108][ T7502] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 73.374077][ T7505] CPU: 0 PID: 7505 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 73.374836][ T26] audit: type=1804 audit(1573329348.732:39): pid=7502 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/4/file0" dev="sda1" ino=16574 res=1 [ 73.381887][ T7505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.381890][ T7505] Call Trace: [ 73.381904][ T7505] dump_stack+0x12d/0x187 [ 73.381915][ T7505] should_fail.cold.4+0x5/0x13 [ 73.381920][ T7505] ? kmem_cache_alloc+0x121/0x750 [ 73.381930][ T7505] ? fault_create_debugfs_attr+0x150/0x150 [ 73.416263][ T7505] ? vfs_get_tree+0x8b/0x2d0 [ 73.416269][ T7505] ? do_mount+0x1281/0x1b60 [ 73.416273][ T7505] ? ksys_mount+0xba/0xe0 [ 73.416277][ T7505] ? __x64_sys_mount+0xb9/0x150 [ 73.416283][ T7505] ? do_syscall_64+0xd0/0x5e0 [ 73.416289][ T7505] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.416302][ T7505] should_fail_alloc_page+0x50/0x60 [ 73.439396][ T7505] __alloc_pages_nodemask+0x17f/0x880 [ 73.439406][ T7505] ? __alloc_pages_slowpath+0x2570/0x2570 [ 73.439421][ T7505] cache_grow_begin+0x92/0xd60 [ 73.439426][ T7505] ? __kmalloc+0xc5/0x790 [ 73.439433][ T7505] ? trace_hardirqs_off+0x41/0x1a0 [ 73.439441][ T7505] __kmalloc+0x6cd/0x790 [ 73.439451][ T7505] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 73.439458][ T7505] p9_fcall_init.isra.2+0x55/0x1c0 [ 73.439465][ T7505] p9_client_prepare_req.part.5+0x96/0x670 [ 73.439474][ T7505] p9_client_rpc+0x174/0xe50 [ 73.439478][ T7505] ? trace_hardirqs_on+0x28/0x1b0 [ 73.439482][ T7505] ? __kasan_check_read+0x11/0x20 [ 73.439490][ T7505] ? p9_client_prepare_req.part.5+0x670/0x670 [ 73.439497][ T7505] ? add_wait_queue+0x107/0x160 [ 73.439505][ T7505] ? p9_pollwait+0x182/0x210 [ 73.439515][ T7505] ? pipe_poll+0x7e/0x2a0 [ 73.439523][ T7505] ? p9_fd_poll+0x19b/0x2a0 [ 73.439529][ T7505] ? p9_conn_create+0x399/0x4e0 [ 73.439538][ T7505] ? p9_conn_create+0x4e0/0x4e0 [ 73.439550][ T7505] p9_client_create+0x7ec/0x10e0 [ 73.570155][ T7503] FAULT_INJECTION: forcing a failure. [ 73.570155][ T7503] name failslab, interval 1, probability 0, space 0, times 0 [ 73.572470][ T7505] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 73.572479][ T7505] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.572485][ T7505] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.602681][ T7505] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.608470][ T7505] ? __kmalloc_track_caller+0x60e/0x780 [ 73.614000][ T7505] ? __x64_sys_mount+0xb9/0x150 [ 73.618924][ T7505] ? do_syscall_64+0xd0/0x5e0 [ 73.623581][ T7505] ? lockdep_init_map+0x1b6/0x6c0 [ 73.628595][ T7505] v9fs_session_init+0x1ed/0x14c0 [ 73.633598][ T7505] ? v9fs_session_init+0x1ed/0x14c0 [ 73.638791][ T7505] ? lock_downgrade+0x900/0x900 [ 73.643614][ T7505] ? __kasan_check_write+0x14/0x20 [ 73.648703][ T7505] ? v9fs_show_options+0x6c0/0x6c0 [ 73.653794][ T7505] ? v9fs_mount+0x55/0x7f0 [ 73.658184][ T7505] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.663714][ T7505] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.669769][ T7505] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.675572][ T7505] ? kmem_cache_alloc_trace+0x39e/0x780 [ 73.681096][ T7505] v9fs_mount+0x72/0x7f0 [ 73.685310][ T7505] ? v9fs_write_inode+0x50/0x50 [ 73.690137][ T7505] legacy_get_tree+0x103/0x1f0 [ 73.694875][ T7505] vfs_get_tree+0x8b/0x2d0 [ 73.699276][ T7505] ? capable+0x14/0x20 [ 73.703324][ T7505] do_mount+0x1281/0x1b60 [ 73.707632][ T7505] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.713164][ T7505] ? copy_mount_string+0x20/0x20 [ 73.718092][ T7505] ? kmem_cache_alloc_trace+0x39e/0x780 [ 73.723615][ T7505] ? __kasan_check_write+0x14/0x20 [ 73.728704][ T7505] ? _copy_from_user+0xd6/0x110 [ 73.733543][ T7505] ? __kasan_check_read+0x11/0x20 [ 73.738542][ T7505] ? copy_mount_options+0x77/0x2c0 [ 73.743631][ T7505] ksys_mount+0xba/0xe0 [ 73.747776][ T7505] __x64_sys_mount+0xb9/0x150 [ 73.752434][ T7505] do_syscall_64+0xd0/0x5e0 [ 73.756920][ T7505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 73.762811][ T7505] RIP: 0033:0x458da9 [ 73.766692][ T7505] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.786283][ T7505] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 73.794682][ T7505] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 73.802642][ T7505] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 73.810592][ T7505] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 73.818542][ T7505] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 73.826490][ T7505] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 73.834457][ T7503] CPU: 1 PID: 7503 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 73.842265][ T7503] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.852319][ T7503] Call Trace: [ 73.853666][ T7511] FAULT_INJECTION: forcing a failure. [ 73.853666][ T7511] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 73.855607][ T7503] dump_stack+0x12d/0x187 [ 73.873070][ T7503] should_fail.cold.4+0x5/0x13 [ 73.877808][ T7503] ? fault_create_debugfs_attr+0x150/0x150 [ 73.883771][ T7503] ? ___might_sleep+0x16b/0x2b0 [ 73.888605][ T7503] __should_failslab+0xba/0xf0 [ 73.893342][ T7503] should_failslab+0x9/0x14 [ 73.897817][ T7503] __kmalloc+0x2eb/0x790 [ 73.902032][ T7503] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 73.907289][ T7503] p9_fcall_init.isra.2+0x55/0x1c0 [ 73.912374][ T7503] p9_client_prepare_req.part.5+0x116/0x670 [ 73.918240][ T7503] p9_client_rpc+0x174/0xe50 [ 73.922806][ T7503] ? trace_hardirqs_on+0x28/0x1b0 [ 73.927799][ T7503] ? __kasan_check_read+0x11/0x20 [ 73.932795][ T7503] ? p9_client_prepare_req.part.5+0x670/0x670 [ 73.938850][ T7503] ? add_wait_queue+0x107/0x160 [ 73.943671][ T7503] ? p9_pollwait+0x182/0x210 [ 73.948240][ T7503] ? pipe_poll+0x7e/0x2a0 [ 73.952543][ T7503] ? p9_fd_poll+0x19b/0x2a0 [ 73.957019][ T7503] ? p9_conn_create+0x399/0x4e0 [ 73.961845][ T7503] ? p9_conn_create+0x4e0/0x4e0 [ 73.966687][ T7503] p9_client_create+0x7ec/0x10e0 [ 73.971620][ T7503] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 73.977664][ T7503] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 73.983201][ T7503] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 73.989237][ T7503] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 73.995023][ T7503] ? __kmalloc_track_caller+0x60e/0x780 [ 74.000563][ T7503] ? __x64_sys_mount+0xb9/0x150 [ 74.005558][ T7503] ? do_syscall_64+0xd0/0x5e0 [ 74.010204][ T7503] ? lockdep_init_map+0x1b6/0x6c0 [ 74.015204][ T7503] v9fs_session_init+0x1ed/0x14c0 [ 74.020200][ T7503] ? v9fs_session_init+0x1ed/0x14c0 [ 74.025372][ T7503] ? find_held_lock+0x36/0x1d0 [ 74.030113][ T7503] ? v9fs_show_options+0x6c0/0x6c0 [ 74.035203][ T7503] ? v9fs_mount+0x55/0x7f0 [ 74.039600][ T7503] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.045117][ T7503] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.051166][ T7503] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.056955][ T7503] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.062510][ T7503] v9fs_mount+0x72/0x7f0 [ 74.066733][ T7503] ? v9fs_write_inode+0x50/0x50 [ 74.071562][ T7503] legacy_get_tree+0x103/0x1f0 [ 74.076317][ T7503] vfs_get_tree+0x8b/0x2d0 [ 74.080706][ T7503] ? capable+0x14/0x20 [ 74.084759][ T7503] do_mount+0x1281/0x1b60 [ 74.089092][ T7503] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.094608][ T7503] ? copy_mount_string+0x20/0x20 [ 74.099527][ T7503] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.105049][ T7503] ? __kasan_check_write+0x14/0x20 [ 74.110142][ T7503] ? __kasan_check_read+0x11/0x20 [ 74.115135][ T7503] ? copy_mount_options+0x77/0x2c0 [ 74.120242][ T7503] ksys_mount+0xba/0xe0 [ 74.124374][ T7503] __x64_sys_mount+0xb9/0x150 [ 74.129029][ T7503] do_syscall_64+0xd0/0x5e0 [ 74.133506][ T7503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.139371][ T7503] RIP: 0033:0x458da9 [ 74.143242][ T7503] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.162831][ T7503] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.171233][ T7503] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 74.179183][ T7503] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 74.187130][ T7503] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 74.195087][ T7503] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 74.203042][ T7503] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 74.211003][ T7511] CPU: 0 PID: 7511 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 74.218801][ T7511] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.218805][ T7511] Call Trace: [ 74.218818][ T7511] dump_stack+0x12d/0x187 [ 74.218828][ T7511] should_fail.cold.4+0x5/0x13 [ 74.218834][ T7511] ? do_mount+0x1281/0x1b60 [ 74.218839][ T7511] ? fault_create_debugfs_attr+0x150/0x150 [ 74.218848][ T7511] ? find_held_lock+0x36/0x1d0 [ 74.218861][ T7511] should_fail_alloc_page+0x50/0x60 [ 74.261548][ T7511] __alloc_pages_nodemask+0x17f/0x880 [ 74.266896][ T7511] ? cache_grow_end+0xa8/0x190 [ 74.266902][ T7511] ? __alloc_pages_slowpath+0x2570/0x2570 [ 74.266908][ T7511] ? do_raw_spin_lock+0x123/0x2d0 [ 74.266923][ T7511] cache_grow_begin+0x92/0xd60 [ 74.266927][ T7511] ? __kmalloc+0xc5/0x790 [ 74.266934][ T7511] ? trace_hardirqs_off+0x41/0x1a0 [ 74.266941][ T7511] __kmalloc+0x6cd/0x790 [ 74.266952][ T7511] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 74.266960][ T7511] p9_fcall_init.isra.2+0x55/0x1c0 [ 74.266968][ T7511] p9_client_prepare_req.part.5+0x116/0x670 [ 74.266978][ T7511] p9_client_rpc+0x174/0xe50 [ 74.266982][ T7511] ? trace_hardirqs_on+0x28/0x1b0 [ 74.266986][ T7511] ? __kasan_check_read+0x11/0x20 [ 74.266994][ T7511] ? p9_client_prepare_req.part.5+0x670/0x670 [ 74.337579][ T7511] ? add_wait_queue+0x107/0x160 [ 74.342410][ T7511] ? p9_pollwait+0x182/0x210 [ 74.346981][ T7511] ? pipe_poll+0x7e/0x2a0 [ 74.351293][ T7511] ? p9_fd_poll+0x19b/0x2a0 [ 74.355772][ T7511] ? p9_conn_create+0x399/0x4e0 [ 74.360603][ T7511] ? p9_conn_create+0x4e0/0x4e0 [ 74.365432][ T7511] p9_client_create+0x7ec/0x10e0 [ 74.370353][ T7511] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 74.376395][ T7511] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.381916][ T7511] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.388043][ T7511] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.393828][ T7511] ? __kmalloc_track_caller+0x60e/0x780 [ 74.399353][ T7511] ? __x64_sys_mount+0xb9/0x150 [ 74.404175][ T7511] ? do_syscall_64+0xd0/0x5e0 [ 74.408830][ T7511] ? lockdep_init_map+0x1b6/0x6c0 [ 74.413839][ T7511] v9fs_session_init+0x1ed/0x14c0 [ 74.418836][ T7511] ? v9fs_session_init+0x1ed/0x14c0 [ 74.424004][ T7511] ? find_held_lock+0x36/0x1d0 [ 74.428752][ T7511] ? v9fs_show_options+0x6c0/0x6c0 [ 74.433837][ T7511] ? v9fs_mount+0x55/0x7f0 [ 74.438229][ T7511] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.443745][ T7511] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.449792][ T7511] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.455581][ T7511] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.461115][ T7511] v9fs_mount+0x72/0x7f0 [ 74.465349][ T7511] ? v9fs_write_inode+0x50/0x50 [ 74.470181][ T7511] legacy_get_tree+0x103/0x1f0 [ 74.474922][ T7511] vfs_get_tree+0x8b/0x2d0 [ 74.479310][ T7511] ? capable+0x14/0x20 [ 74.483352][ T7511] do_mount+0x1281/0x1b60 [ 74.487657][ T7511] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.493196][ T7511] ? copy_mount_string+0x20/0x20 [ 74.498110][ T7511] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.503625][ T7511] ? __kasan_check_write+0x14/0x20 [ 74.508716][ T7511] ? _copy_from_user+0xd6/0x110 [ 74.513543][ T7511] ? __kasan_check_read+0x11/0x20 [ 74.518537][ T7511] ? copy_mount_options+0x77/0x2c0 [ 74.523625][ T7511] ksys_mount+0xba/0xe0 [ 74.527770][ T7511] __x64_sys_mount+0xb9/0x150 [ 74.532431][ T7511] do_syscall_64+0xd0/0x5e0 [ 74.536916][ T7511] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.542788][ T7511] RIP: 0033:0x458da9 [ 74.546659][ T7511] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.566248][ T7511] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.574646][ T7511] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 74.582593][ T7511] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 74.590550][ T7511] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 74.598511][ T7511] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 74.606471][ T7511] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 74.614444][ T7501] CPU: 1 PID: 7501 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 74.622246][ T7501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.632304][ T7501] Call Trace: [ 74.635598][ T7501] dump_stack+0x12d/0x187 [ 74.639924][ T7501] should_fail.cold.4+0x5/0x13 [ 74.644677][ T7501] ? fault_create_debugfs_attr+0x150/0x150 [ 74.650459][ T7501] ? ___might_sleep+0x16b/0x2b0 [ 74.655302][ T7501] __should_failslab+0xba/0xf0 [ 74.660054][ T7501] should_failslab+0x9/0x14 [ 74.664529][ T7501] __kmalloc+0x2eb/0x790 [ 74.668745][ T7501] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 74.674002][ T7501] p9_fcall_init.isra.2+0x55/0x1c0 [ 74.679095][ T7501] p9_client_prepare_req.part.5+0x116/0x670 [ 74.684966][ T7501] p9_client_rpc+0x174/0xe50 [ 74.689543][ T7501] ? trace_hardirqs_on+0x28/0x1b0 [ 74.694541][ T7501] ? __kasan_check_read+0x11/0x20 [ 74.699543][ T7501] ? p9_client_prepare_req.part.5+0x670/0x670 [ 74.705581][ T7501] ? add_wait_queue+0x107/0x160 [ 74.713529][ T7501] ? p9_pollwait+0x182/0x210 [ 74.718093][ T7501] ? pipe_poll+0x7e/0x2a0 [ 74.722393][ T7501] ? p9_fd_poll+0x19b/0x2a0 [ 74.726884][ T7501] ? p9_conn_create+0x399/0x4e0 [ 74.731717][ T7501] ? p9_conn_create+0x4e0/0x4e0 [ 74.736551][ T7501] p9_client_create+0x7ec/0x10e0 [ 74.741465][ T7501] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 74.747516][ T7501] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.753046][ T7501] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.759087][ T7501] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.764864][ T7501] ? __kmalloc_track_caller+0x60e/0x780 [ 74.770399][ T7501] ? __x64_sys_mount+0xb9/0x150 [ 74.775221][ T7501] ? do_syscall_64+0xd0/0x5e0 [ 74.779870][ T7501] ? lockdep_init_map+0x1b6/0x6c0 [ 74.784870][ T7501] v9fs_session_init+0x1ed/0x14c0 [ 74.789866][ T7501] ? v9fs_session_init+0x1ed/0x14c0 [ 74.795042][ T7501] ? lock_downgrade+0x900/0x900 [ 74.799863][ T7501] ? __kasan_check_write+0x14/0x20 [ 74.804956][ T7501] ? v9fs_show_options+0x6c0/0x6c0 [ 74.810039][ T7501] ? v9fs_mount+0x55/0x7f0 [ 74.814425][ T7501] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.819942][ T7501] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 74.825980][ T7501] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 74.831768][ T7501] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.837302][ T7501] v9fs_mount+0x72/0x7f0 [ 74.841529][ T7501] ? v9fs_write_inode+0x50/0x50 [ 74.846353][ T7501] legacy_get_tree+0x103/0x1f0 [ 74.851091][ T7501] vfs_get_tree+0x8b/0x2d0 [ 74.855488][ T7501] ? capable+0x14/0x20 [ 74.859533][ T7501] do_mount+0x1281/0x1b60 [ 74.863834][ T7501] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 74.869355][ T7501] ? copy_mount_string+0x20/0x20 [ 74.874319][ T7501] ? kmem_cache_alloc_trace+0x39e/0x780 [ 74.879844][ T7501] ? __kasan_check_write+0x14/0x20 [ 74.884933][ T7501] ? _copy_from_user+0xd6/0x110 [ 74.890559][ T7501] ? __kasan_check_read+0x11/0x20 [ 74.895559][ T7501] ? copy_mount_options+0x77/0x2c0 [ 74.900642][ T7501] ksys_mount+0xba/0xe0 [ 74.904780][ T7501] __x64_sys_mount+0xb9/0x150 [ 74.909444][ T7501] do_syscall_64+0xd0/0x5e0 [ 74.913923][ T7501] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 74.919785][ T7501] RIP: 0033:0x458da9 [ 74.923654][ T7501] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 74.943231][ T7501] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 74.951630][ T7501] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 74.959813][ T7501] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 74.967760][ T7501] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 74.975794][ T7501] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 74.983824][ T7501] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 74.991782][ T7469] CPU: 0 PID: 7469 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 74.999592][ T7469] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.999596][ T7469] Call Trace: [ 74.999608][ T7469] dump_stack+0x12d/0x187 [ 74.999619][ T7469] should_fail.cold.4+0x5/0x13 [ 74.999626][ T7469] ? fault_create_debugfs_attr+0x150/0x150 [ 74.999636][ T7469] ? ___might_sleep+0x16b/0x2b0 [ 74.999645][ T7469] __should_failslab+0xba/0xf0 [ 74.999652][ T7469] should_failslab+0x9/0x14 [ 74.999657][ T7469] __kmalloc+0x2eb/0x790 [ 74.999667][ T7469] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 75.032680][ T7469] p9_fcall_init.isra.2+0x55/0x1c0 [ 75.041989][ T7469] p9_client_prepare_req.part.5+0x116/0x670 [ 75.051458][ T7469] p9_client_rpc+0x174/0xe50 [ 75.051464][ T7469] ? trace_hardirqs_on+0x28/0x1b0 [ 75.051470][ T7469] ? __kasan_check_read+0x11/0x20 [ 75.051477][ T7469] ? p9_client_prepare_req.part.5+0x670/0x670 [ 75.051483][ T7469] ? add_wait_queue+0x107/0x160 [ 75.051491][ T7469] ? p9_pollwait+0x182/0x210 [ 75.051500][ T7469] ? pipe_poll+0x7e/0x2a0 [ 75.051507][ T7469] ? p9_fd_poll+0x19b/0x2a0 [ 75.051513][ T7469] ? p9_conn_create+0x399/0x4e0 [ 75.051522][ T7469] ? p9_conn_create+0x4e0/0x4e0 [ 75.051533][ T7469] p9_client_create+0x7ec/0x10e0 [ 75.051544][ T7469] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 75.051550][ T7469] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.051556][ T7469] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.062509][ T7469] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.062519][ T7469] ? __kmalloc_track_caller+0x60e/0x780 [ 75.072076][ T7469] ? __x64_sys_mount+0xb9/0x150 [ 75.115892][ T7469] ? do_syscall_64+0xd0/0x5e0 [ 75.129314][ T7518] FAULT_INJECTION: forcing a failure. [ 75.129314][ T7518] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 75.133672][ T7469] ? lockdep_init_map+0x1b6/0x6c0 [ 75.172776][ T7469] v9fs_session_init+0x1ed/0x14c0 [ 75.177781][ T7469] ? v9fs_session_init+0x1ed/0x14c0 [ 75.182962][ T7469] ? lock_downgrade+0x900/0x900 [ 75.187787][ T7469] ? __kasan_check_write+0x14/0x20 [ 75.192874][ T7469] ? v9fs_show_options+0x6c0/0x6c0 [ 75.197961][ T7469] ? v9fs_mount+0x55/0x7f0 [ 75.202358][ T7469] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.207894][ T7469] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.213933][ T7469] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.219713][ T7469] ? kmem_cache_alloc_trace+0x39e/0x780 [ 75.225235][ T7469] v9fs_mount+0x72/0x7f0 [ 75.229450][ T7469] ? v9fs_write_inode+0x50/0x50 [ 75.234274][ T7469] legacy_get_tree+0x103/0x1f0 [ 75.239012][ T7469] vfs_get_tree+0x8b/0x2d0 [ 75.243396][ T7469] ? capable+0x14/0x20 [ 75.247610][ T7469] do_mount+0x1281/0x1b60 [ 75.251912][ T7469] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.257427][ T7469] ? copy_mount_string+0x20/0x20 [ 75.262337][ T7469] ? kmem_cache_alloc_trace+0x39e/0x780 [ 75.267869][ T7469] ? __kasan_check_write+0x14/0x20 [ 75.272950][ T7469] ? _copy_from_user+0xd6/0x110 [ 75.277769][ T7469] ? __kasan_check_read+0x11/0x20 [ 75.282762][ T7469] ? copy_mount_options+0x77/0x2c0 [ 75.287844][ T7469] ksys_mount+0xba/0xe0 [ 75.291972][ T7469] __x64_sys_mount+0xb9/0x150 [ 75.296619][ T7469] do_syscall_64+0xd0/0x5e0 [ 75.301094][ T7469] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.306961][ T7469] RIP: 0033:0x458da9 [ 75.310828][ T7469] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.330404][ T7469] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.338802][ T7469] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 75.346768][ T7469] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 75.354719][ T7469] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 75.362687][ T7469] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 75.370634][ T7469] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 75.378606][ T7518] CPU: 1 PID: 7518 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 75.386403][ T7518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.396454][ T7518] Call Trace: [ 75.399731][ T7518] dump_stack+0x12d/0x187 [ 75.399742][ T7518] should_fail.cold.4+0x5/0x13 [ 75.399751][ T7518] ? do_mount+0x1281/0x1b60 [ 75.414709][ T7518] ? fault_create_debugfs_attr+0x150/0x150 [ 75.420532][ T7518] ? find_held_lock+0x36/0x1d0 [ 75.425312][ T7518] should_fail_alloc_page+0x50/0x60 [ 75.430502][ T7518] __alloc_pages_nodemask+0x17f/0x880 [ 75.435856][ T7518] ? cache_grow_end+0xa8/0x190 [ 75.440624][ T7518] ? __alloc_pages_slowpath+0x2570/0x2570 [ 75.446341][ T7518] ? do_raw_spin_lock+0x123/0x2d0 [ 75.451430][ T7526] FAULT_INJECTION: forcing a failure. [ 75.451430][ T7526] name failslab, interval 1, probability 0, space 0, times 0 [ 75.451482][ T7518] cache_grow_begin+0x92/0xd60 [ 75.468782][ T7518] ? __kmalloc+0xc5/0x790 [ 75.473091][ T7518] ? trace_hardirqs_off+0x41/0x1a0 [ 75.478178][ T7518] __kmalloc+0x6cd/0x790 [ 75.482422][ T7518] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 75.487686][ T7518] p9_fcall_init.isra.2+0x55/0x1c0 [ 75.491714][ T7527] FAULT_INJECTION: forcing a failure. [ 75.491714][ T7527] name failslab, interval 1, probability 0, space 0, times 0 [ 75.492779][ T7518] p9_client_prepare_req.part.5+0x116/0x670 [ 75.492790][ T7518] p9_client_rpc+0x174/0xe50 [ 75.492796][ T7518] ? trace_hardirqs_on+0x28/0x1b0 [ 75.492801][ T7518] ? __kasan_check_read+0x11/0x20 [ 75.492809][ T7518] ? p9_client_prepare_req.part.5+0x670/0x670 [ 75.506993][ T7528] FAULT_INJECTION: forcing a failure. [ 75.506993][ T7528] name failslab, interval 1, probability 0, space 0, times 0 [ 75.511260][ T7518] ? add_wait_queue+0x107/0x160 [ 75.511270][ T7518] ? p9_pollwait+0x182/0x210 [ 75.511279][ T7518] ? pipe_poll+0x7e/0x2a0 [ 75.511287][ T7518] ? p9_fd_poll+0x19b/0x2a0 [ 75.562662][ T7518] ? p9_conn_create+0x399/0x4e0 [ 75.567493][ T7518] ? p9_conn_create+0x4e0/0x4e0 [ 75.572324][ T7518] p9_client_create+0x7ec/0x10e0 [ 75.577250][ T7518] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 75.583306][ T7518] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.588838][ T7518] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.594880][ T7518] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.600667][ T7518] ? __kmalloc_track_caller+0x60e/0x780 [ 75.608628][ T7518] ? __x64_sys_mount+0xb9/0x150 [ 75.613453][ T7518] ? do_syscall_64+0xd0/0x5e0 [ 75.618104][ T7518] ? lockdep_init_map+0x1b6/0x6c0 [ 75.623122][ T7518] v9fs_session_init+0x1ed/0x14c0 [ 75.628123][ T7518] ? v9fs_session_init+0x1ed/0x14c0 [ 75.633387][ T7518] ? find_held_lock+0x36/0x1d0 [ 75.638129][ T7518] ? v9fs_show_options+0x6c0/0x6c0 [ 75.643231][ T7518] ? v9fs_mount+0x55/0x7f0 [ 75.647623][ T7518] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.653512][ T7518] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 75.659550][ T7518] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 75.665336][ T7518] ? kmem_cache_alloc_trace+0x39e/0x780 [ 75.670872][ T7518] v9fs_mount+0x72/0x7f0 [ 75.675201][ T7518] ? v9fs_write_inode+0x50/0x50 [ 75.680461][ T7518] legacy_get_tree+0x103/0x1f0 [ 75.685203][ T7518] vfs_get_tree+0x8b/0x2d0 [ 75.689593][ T7518] ? capable+0x14/0x20 [ 75.693653][ T7518] do_mount+0x1281/0x1b60 [ 75.697956][ T7518] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.703477][ T7518] ? copy_mount_string+0x20/0x20 [ 75.708404][ T7518] ? kmem_cache_alloc_trace+0x39e/0x780 [ 75.713975][ T7518] ? __kasan_check_read+0x11/0x20 [ 75.718980][ T7518] ? copy_mount_options+0x77/0x2c0 [ 75.724067][ T7518] ksys_mount+0xba/0xe0 [ 75.728211][ T7518] __x64_sys_mount+0xb9/0x150 [ 75.732864][ T7518] do_syscall_64+0xd0/0x5e0 [ 75.737347][ T7518] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 75.743214][ T7518] RIP: 0033:0x458da9 [ 75.747092][ T7518] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 75.766768][ T7518] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 75.775153][ T7518] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 75.783105][ T7518] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 75.791056][ T7518] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 75.799019][ T7518] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 75.806974][ T7518] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 75.814933][ T7528] CPU: 0 PID: 7528 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 75.816996][ T26] audit: type=1804 audit(1573329351.132:40): pid=7527 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/5/file0" dev="sda1" ino=16581 res=1 [ 75.822827][ T7528] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.822831][ T7528] Call Trace: [ 75.822844][ T7528] dump_stack+0x12d/0x187 [ 75.822856][ T7528] should_fail.cold.4+0x5/0x13 [ 75.822863][ T7528] ? fault_create_debugfs_attr+0x150/0x150 [ 75.822873][ T7528] ? ___might_sleep+0x16b/0x2b0 [ 75.857182][ T26] audit: type=1804 audit(1573329351.132:41): pid=7528 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/9/file0" dev="sda1" ino=16582 res=1 [ 75.857209][ T7528] __should_failslab+0xba/0xf0 [ 75.909327][ T7528] should_failslab+0x9/0x14 [ 75.913809][ T7528] __kmalloc+0x2eb/0x790 [ 75.918031][ T7528] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 75.923295][ T7528] p9_fcall_init.isra.2+0x55/0x1c0 [ 75.928409][ T7528] p9_client_prepare_req.part.5+0x116/0x670 [ 75.934285][ T7528] p9_client_rpc+0x174/0xe50 [ 75.938864][ T7528] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 75.944659][ T7528] ? p9_client_prepare_req.part.5+0x670/0x670 [ 75.950715][ T7528] ? free_object+0x70/0x70 [ 75.955108][ T7528] ? ksys_dup3+0x2e0/0x2e0 [ 75.959500][ T7528] ? lockdep_init_map+0x1b6/0x6c0 [ 75.964513][ T7528] ? __kasan_check_write+0x14/0x20 [ 75.969601][ T7528] ? p9_conn_create+0x3c2/0x4e0 [ 75.974429][ T7528] ? p9_conn_create+0x4e0/0x4e0 [ 75.979272][ T7528] p9_client_create+0x7ec/0x10e0 [ 75.984207][ T7528] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 75.990263][ T7528] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 75.995782][ T7528] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.001822][ T7528] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.007615][ T7528] ? __kmalloc_track_caller+0x60e/0x780 [ 76.013147][ T7528] ? __x64_sys_mount+0xb9/0x150 [ 76.017982][ T7528] ? do_syscall_64+0xd0/0x5e0 [ 76.022642][ T7528] ? lockdep_init_map+0x1b6/0x6c0 [ 76.027665][ T7528] v9fs_session_init+0x1ed/0x14c0 [ 76.032681][ T7528] ? v9fs_session_init+0x1ed/0x14c0 [ 76.037882][ T7528] ? find_held_lock+0x36/0x1d0 [ 76.042640][ T7528] ? v9fs_show_options+0x6c0/0x6c0 [ 76.047742][ T7528] ? v9fs_mount+0x55/0x7f0 [ 76.052140][ T7528] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.057783][ T7528] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.063935][ T7528] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.069733][ T7528] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.075258][ T7528] v9fs_mount+0x72/0x7f0 [ 76.079481][ T7528] ? v9fs_write_inode+0x50/0x50 [ 76.084307][ T7528] legacy_get_tree+0x103/0x1f0 [ 76.089052][ T7528] vfs_get_tree+0x8b/0x2d0 [ 76.093451][ T7528] ? capable+0x14/0x20 [ 76.097503][ T7528] do_mount+0x1281/0x1b60 [ 76.101813][ T7528] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.107341][ T7528] ? copy_mount_string+0x20/0x20 [ 76.112261][ T7528] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.117808][ T7528] ? __kasan_check_write+0x14/0x20 [ 76.122911][ T7528] ? __kasan_check_read+0x11/0x20 [ 76.128083][ T7528] ? copy_mount_options+0x77/0x2c0 [ 76.133178][ T7528] ksys_mount+0xba/0xe0 [ 76.137342][ T7528] __x64_sys_mount+0xb9/0x150 [ 76.142019][ T7528] do_syscall_64+0xd0/0x5e0 [ 76.146529][ T7528] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.152413][ T7528] RIP: 0033:0x458da9 [ 76.156295][ T7528] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.176331][ T7528] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.185699][ T7528] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 76.193823][ T7528] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 76.201788][ T7528] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 76.209818][ T7528] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 76.217779][ T7528] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 76.225764][ T7526] CPU: 1 PID: 7526 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 76.233599][ T7526] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.240157][ T7536] FAULT_INJECTION: forcing a failure. [ 76.240157][ T7536] name failslab, interval 1, probability 0, space 0, times 0 [ 76.243646][ T7526] Call Trace: [ 76.259588][ T7526] dump_stack+0x12d/0x187 [ 76.263902][ T7526] should_fail.cold.4+0x5/0x13 [ 76.268640][ T7526] ? fault_create_debugfs_attr+0x150/0x150 [ 76.274422][ T7526] ? ___might_sleep+0x16b/0x2b0 [ 76.279246][ T7526] __should_failslab+0xba/0xf0 [ 76.284088][ T7526] should_failslab+0x9/0x14 [ 76.288649][ T7526] __kmalloc+0x2eb/0x790 [ 76.293042][ T7526] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 76.298299][ T7526] p9_fcall_init.isra.2+0x55/0x1c0 [ 76.303404][ T7526] p9_client_prepare_req.part.5+0x116/0x670 [ 76.309280][ T7526] p9_client_rpc+0x174/0xe50 [ 76.313953][ T7526] ? trace_hardirqs_on+0x28/0x1b0 [ 76.318955][ T7526] ? __kasan_check_read+0x11/0x20 [ 76.323975][ T7526] ? p9_client_prepare_req.part.5+0x670/0x670 [ 76.330035][ T7526] ? add_wait_queue+0x107/0x160 [ 76.334899][ T7526] ? p9_pollwait+0x182/0x210 [ 76.339490][ T7526] ? pipe_poll+0x7e/0x2a0 [ 76.343801][ T7526] ? p9_fd_poll+0x19b/0x2a0 [ 76.348280][ T7526] ? p9_conn_create+0x399/0x4e0 [ 76.353123][ T7526] ? p9_conn_create+0x4e0/0x4e0 [ 76.357967][ T7526] p9_client_create+0x7ec/0x10e0 [ 76.362886][ T7526] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 76.368940][ T7526] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.375251][ T7526] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.381303][ T7526] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.387266][ T7526] ? __kmalloc_track_caller+0x60e/0x780 [ 76.392782][ T7526] ? __x64_sys_mount+0xb9/0x150 [ 76.397607][ T7526] ? do_syscall_64+0xd0/0x5e0 [ 76.402254][ T7526] ? lockdep_init_map+0x1b6/0x6c0 [ 76.407259][ T7526] v9fs_session_init+0x1ed/0x14c0 [ 76.412270][ T7526] ? v9fs_session_init+0x1ed/0x14c0 [ 76.417452][ T7526] ? find_held_lock+0x36/0x1d0 [ 76.422202][ T7526] ? v9fs_show_options+0x6c0/0x6c0 [ 76.427288][ T7526] ? v9fs_mount+0x55/0x7f0 [ 76.431678][ T7526] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.437207][ T7526] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.443246][ T7526] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.449024][ T7526] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.454546][ T7526] v9fs_mount+0x72/0x7f0 [ 76.458767][ T7526] ? v9fs_write_inode+0x50/0x50 [ 76.463594][ T7526] legacy_get_tree+0x103/0x1f0 [ 76.468353][ T7526] vfs_get_tree+0x8b/0x2d0 [ 76.472741][ T7526] ? capable+0x14/0x20 [ 76.476784][ T7526] do_mount+0x1281/0x1b60 [ 76.481088][ T7526] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.486629][ T7526] ? copy_mount_string+0x20/0x20 [ 76.491549][ T7526] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.497078][ T7526] ? __kasan_check_write+0x14/0x20 [ 76.502171][ T7526] ? __kasan_check_read+0x11/0x20 [ 76.507180][ T7526] ? copy_mount_options+0x77/0x2c0 [ 76.512263][ T7526] ksys_mount+0xba/0xe0 [ 76.516401][ T7526] __x64_sys_mount+0xb9/0x150 [ 76.521065][ T7526] do_syscall_64+0xd0/0x5e0 [ 76.525675][ T7526] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.531539][ T7526] RIP: 0033:0x458da9 [ 76.535408][ T7526] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.555174][ T7526] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.564770][ T7526] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 76.572727][ T7526] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 76.580672][ T7526] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 76.588619][ T7526] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 76.596567][ T7526] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 76.604527][ T7536] CPU: 0 PID: 7536 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 76.612332][ T7536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.612335][ T7536] Call Trace: [ 76.612347][ T7536] dump_stack+0x12d/0x187 [ 76.612358][ T7536] should_fail.cold.4+0x5/0x13 [ 76.612365][ T7536] ? stack_trace_save+0x82/0xb0 [ 76.612372][ T7536] ? fault_create_debugfs_attr+0x150/0x150 [ 76.612386][ T7536] __should_failslab+0xba/0xf0 [ 76.612394][ T7536] should_failslab+0x9/0x14 [ 76.612400][ T7536] kmem_cache_alloc+0x47/0x750 [ 76.645888][ T7536] ? ksys_mount+0xba/0xe0 [ 76.645893][ T7536] ? __x64_sys_mount+0xb9/0x150 [ 76.645902][ T7536] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe 2019/11/09 19:55:52 executed programs: 52 [ 76.645913][ T7536] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 76.645919][ T7536] ? __kasan_check_read+0x11/0x20 [ 76.686603][ T7536] idr_get_free+0x35d/0x880 [ 76.691093][ T7536] idr_alloc_u32+0x13a/0x330 [ 76.695670][ T7536] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 76.699152][ T7535] FAULT_INJECTION: forcing a failure. [ 76.699152][ T7535] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 76.701198][ T7536] ? mark_held_locks+0x130/0x130 [ 76.719375][ T7536] ? __kasan_check_write+0x14/0x20 [ 76.724457][ T7536] ? do_raw_spin_lock+0x123/0x2d0 [ 76.729469][ T7536] idr_alloc+0x7d/0xc0 [ 76.733511][ T7536] ? idr_alloc_u32+0x330/0x330 [ 76.738250][ T7536] p9_client_prepare_req.part.5+0x571/0x670 [ 76.744130][ T7536] p9_client_rpc+0x174/0xe50 [ 76.748707][ T7536] ? trace_hardirqs_on+0x28/0x1b0 [ 76.753705][ T7536] ? __kasan_check_read+0x11/0x20 [ 76.758702][ T7536] ? p9_client_prepare_req.part.5+0x670/0x670 [ 76.764738][ T7536] ? add_wait_queue+0x107/0x160 [ 76.769562][ T7536] ? p9_pollwait+0x182/0x210 [ 76.774127][ T7536] ? pipe_poll+0x7e/0x2a0 [ 76.778442][ T7536] ? p9_fd_poll+0x19b/0x2a0 [ 76.782944][ T7536] ? p9_conn_create+0x399/0x4e0 [ 76.787770][ T7536] ? p9_conn_create+0x4e0/0x4e0 [ 76.792598][ T7536] p9_client_create+0x7ec/0x10e0 [ 76.797513][ T7536] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 76.803654][ T7536] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.809176][ T7536] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.815223][ T7536] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.821013][ T7536] ? __kmalloc_track_caller+0x60e/0x780 [ 76.826531][ T7536] ? __x64_sys_mount+0xb9/0x150 [ 76.831353][ T7536] ? do_syscall_64+0xd0/0x5e0 [ 76.836002][ T7536] ? lockdep_init_map+0x1b6/0x6c0 [ 76.841109][ T7536] v9fs_session_init+0x1ed/0x14c0 [ 76.846118][ T7536] ? v9fs_session_init+0x1ed/0x14c0 [ 76.851290][ T7536] ? find_held_lock+0x36/0x1d0 [ 76.856035][ T7536] ? v9fs_show_options+0x6c0/0x6c0 [ 76.861121][ T7536] ? v9fs_mount+0x55/0x7f0 [ 76.865518][ T7536] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.871055][ T7536] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 76.877092][ T7536] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 76.883138][ T7536] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.888659][ T7536] v9fs_mount+0x72/0x7f0 [ 76.892876][ T7536] ? v9fs_write_inode+0x50/0x50 [ 76.897698][ T7536] legacy_get_tree+0x103/0x1f0 [ 76.902435][ T7536] vfs_get_tree+0x8b/0x2d0 [ 76.907003][ T7536] ? capable+0x14/0x20 [ 76.911046][ T7536] do_mount+0x1281/0x1b60 [ 76.915729][ T7536] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 76.921248][ T7536] ? copy_mount_string+0x20/0x20 [ 76.926159][ T7536] ? kmem_cache_alloc_trace+0x39e/0x780 [ 76.931696][ T7536] ? __kasan_check_write+0x14/0x20 [ 76.936882][ T7536] ? _copy_from_user+0xd6/0x110 [ 76.941968][ T7536] ? __kasan_check_read+0x11/0x20 [ 76.946962][ T7536] ? copy_mount_options+0x77/0x2c0 [ 76.952048][ T7536] ksys_mount+0xba/0xe0 [ 76.956193][ T7536] __x64_sys_mount+0xb9/0x150 [ 76.960858][ T7536] do_syscall_64+0xd0/0x5e0 [ 76.965349][ T7536] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 76.971311][ T7536] RIP: 0033:0x458da9 [ 76.975180][ T7536] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.995813][ T7536] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.004197][ T7536] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 77.012142][ T7536] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 77.020091][ T7536] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 77.028135][ T7536] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 77.036088][ T7536] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 77.044054][ T7535] CPU: 1 PID: 7535 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 77.051866][ T7535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.054439][ T7539] FAULT_INJECTION: forcing a failure. [ 77.054439][ T7539] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.061912][ T7535] Call Trace: [ 77.078353][ T7535] dump_stack+0x12d/0x187 [ 77.082675][ T7535] should_fail.cold.4+0x5/0x13 [ 77.087414][ T7535] ? do_mount+0x1281/0x1b60 [ 77.091905][ T7535] ? fault_create_debugfs_attr+0x150/0x150 [ 77.097695][ T7535] ? find_held_lock+0x36/0x1d0 [ 77.102447][ T7535] should_fail_alloc_page+0x50/0x60 [ 77.107617][ T7535] __alloc_pages_nodemask+0x17f/0x880 [ 77.112972][ T7535] ? cache_grow_end+0xa8/0x190 [ 77.117716][ T7535] ? __alloc_pages_slowpath+0x2570/0x2570 [ 77.123406][ T7535] ? do_raw_spin_lock+0x123/0x2d0 [ 77.128421][ T7535] cache_grow_begin+0x92/0xd60 [ 77.133176][ T7535] ? __kmalloc+0xc5/0x790 [ 77.137482][ T7535] ? trace_hardirqs_off+0x41/0x1a0 [ 77.142582][ T7535] __kmalloc+0x6cd/0x790 [ 77.146801][ T7535] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 77.152071][ T7535] p9_fcall_init.isra.2+0x55/0x1c0 [ 77.157155][ T7535] p9_client_prepare_req.part.5+0x116/0x670 [ 77.163192][ T7535] p9_client_rpc+0x174/0xe50 [ 77.167774][ T7535] ? trace_hardirqs_on+0x28/0x1b0 [ 77.172790][ T7535] ? __kasan_check_read+0x11/0x20 [ 77.177819][ T7535] ? p9_client_prepare_req.part.5+0x670/0x670 [ 77.183949][ T7535] ? add_wait_queue+0x107/0x160 [ 77.188783][ T7535] ? p9_pollwait+0x182/0x210 [ 77.193361][ T7535] ? pipe_poll+0x7e/0x2a0 [ 77.197666][ T7535] ? p9_fd_poll+0x19b/0x2a0 [ 77.202148][ T7535] ? p9_conn_create+0x399/0x4e0 [ 77.206975][ T7535] ? p9_conn_create+0x4e0/0x4e0 [ 77.211816][ T7535] p9_client_create+0x7ec/0x10e0 [ 77.216739][ T7535] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 77.222781][ T7535] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.228306][ T7535] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.234346][ T7535] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.240128][ T7535] ? __kmalloc_track_caller+0x60e/0x780 [ 77.245649][ T7535] ? __x64_sys_mount+0xb9/0x150 [ 77.250474][ T7535] ? do_syscall_64+0xd0/0x5e0 [ 77.255142][ T7535] ? lockdep_init_map+0x1b6/0x6c0 [ 77.260175][ T7535] v9fs_session_init+0x1ed/0x14c0 [ 77.265208][ T7535] ? v9fs_session_init+0x1ed/0x14c0 [ 77.270558][ T7535] ? lock_downgrade+0x900/0x900 [ 77.275416][ T7535] ? __kasan_check_write+0x14/0x20 [ 77.280536][ T7535] ? v9fs_show_options+0x6c0/0x6c0 [ 77.285636][ T7535] ? v9fs_mount+0x55/0x7f0 [ 77.290032][ T7535] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.295549][ T7535] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.301762][ T7535] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.307544][ T7535] ? kmem_cache_alloc_trace+0x39e/0x780 [ 77.313125][ T7535] v9fs_mount+0x72/0x7f0 [ 77.317350][ T7535] ? v9fs_write_inode+0x50/0x50 [ 77.322202][ T7535] legacy_get_tree+0x103/0x1f0 [ 77.327575][ T7535] vfs_get_tree+0x8b/0x2d0 [ 77.332144][ T7535] ? capable+0x14/0x20 [ 77.336212][ T7535] do_mount+0x1281/0x1b60 [ 77.340604][ T7535] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.346135][ T7535] ? copy_mount_string+0x20/0x20 [ 77.351066][ T7535] ? kmem_cache_alloc_trace+0x39e/0x780 [ 77.356592][ T7535] ? __kasan_check_read+0x11/0x20 [ 77.361601][ T7535] ? copy_mount_options+0x77/0x2c0 [ 77.366688][ T7535] ksys_mount+0xba/0xe0 [ 77.370819][ T7535] __x64_sys_mount+0xb9/0x150 [ 77.375484][ T7535] do_syscall_64+0xd0/0x5e0 [ 77.379961][ T7535] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.385850][ T7535] RIP: 0033:0x458da9 [ 77.389718][ T7535] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.409296][ T7535] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.417704][ T7535] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 77.425649][ T7535] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 77.433594][ T7535] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 77.441550][ T7535] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 77.449554][ T7535] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 77.457522][ T7539] CPU: 0 PID: 7539 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 77.465434][ T7539] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.465441][ T7539] Call Trace: [ 77.478760][ T7539] dump_stack+0x12d/0x187 [ 77.483086][ T7539] should_fail.cold.4+0x5/0x13 [ 77.487870][ T7539] ? do_mount+0x1281/0x1b60 [ 77.492355][ T7539] ? fault_create_debugfs_attr+0x150/0x150 [ 77.498178][ T7539] ? find_held_lock+0x36/0x1d0 [ 77.502940][ T7539] should_fail_alloc_page+0x50/0x60 [ 77.508111][ T7539] __alloc_pages_nodemask+0x17f/0x880 [ 77.508118][ T7539] ? cache_grow_end+0xa8/0x190 [ 77.508124][ T7539] ? __alloc_pages_slowpath+0x2570/0x2570 [ 77.508130][ T7539] ? do_raw_spin_lock+0x123/0x2d0 [ 77.508145][ T7539] cache_grow_begin+0x92/0xd60 [ 77.508149][ T7539] ? __kmalloc+0xc5/0x790 [ 77.508156][ T7539] ? trace_hardirqs_off+0x41/0x1a0 [ 77.508162][ T7539] __kmalloc+0x6cd/0x790 [ 77.508171][ T7539] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 77.508178][ T7539] p9_fcall_init.isra.2+0x55/0x1c0 [ 77.508186][ T7539] p9_client_prepare_req.part.5+0x116/0x670 [ 77.508196][ T7539] p9_client_rpc+0x174/0xe50 [ 77.568166][ T7539] ? trace_hardirqs_on+0x28/0x1b0 [ 77.573165][ T7539] ? __kasan_check_read+0x11/0x20 [ 77.573177][ T7539] ? p9_client_prepare_req.part.5+0x670/0x670 [ 77.584266][ T7539] ? add_wait_queue+0x107/0x160 [ 77.589113][ T7539] ? p9_pollwait+0x182/0x210 [ 77.593696][ T7539] ? pipe_poll+0x7e/0x2a0 [ 77.598036][ T7539] ? p9_fd_poll+0x19b/0x2a0 [ 77.602541][ T7539] ? p9_conn_create+0x399/0x4e0 [ 77.607395][ T7539] ? p9_conn_create+0x4e0/0x4e0 [ 77.612233][ T7539] p9_client_create+0x7ec/0x10e0 [ 77.617160][ T7539] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 77.623209][ T7539] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.628743][ T7539] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.634797][ T7539] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.641204][ T7539] ? __kmalloc_track_caller+0x60e/0x780 [ 77.646740][ T7539] ? __x64_sys_mount+0xb9/0x150 [ 77.651578][ T7539] ? do_syscall_64+0xd0/0x5e0 [ 77.656238][ T7539] ? lockdep_init_map+0x1b6/0x6c0 [ 77.661250][ T7539] v9fs_session_init+0x1ed/0x14c0 [ 77.666255][ T7539] ? v9fs_session_init+0x1ed/0x14c0 [ 77.671564][ T7539] ? find_held_lock+0x36/0x1d0 [ 77.676320][ T7539] ? v9fs_show_options+0x6c0/0x6c0 [ 77.681548][ T7539] ? v9fs_mount+0x55/0x7f0 [ 77.685970][ T7539] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.691615][ T7539] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 77.698099][ T7539] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 77.703924][ T7539] ? kmem_cache_alloc_trace+0x39e/0x780 [ 77.709466][ T7539] v9fs_mount+0x72/0x7f0 [ 77.713691][ T7539] ? v9fs_write_inode+0x50/0x50 [ 77.718515][ T7539] legacy_get_tree+0x103/0x1f0 [ 77.723268][ T7539] vfs_get_tree+0x8b/0x2d0 [ 77.727680][ T7539] ? capable+0x14/0x20 [ 77.731730][ T7539] do_mount+0x1281/0x1b60 [ 77.736040][ T7539] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 77.741578][ T7539] ? copy_mount_string+0x20/0x20 [ 77.746508][ T7539] ? kmem_cache_alloc_trace+0x39e/0x780 [ 77.752053][ T7539] ? __kasan_check_write+0x14/0x20 [ 77.757145][ T7539] ? _copy_from_user+0xd6/0x110 [ 77.761976][ T7539] ? __kasan_check_read+0x11/0x20 [ 77.766979][ T7539] ? copy_mount_options+0x77/0x2c0 [ 77.772091][ T7539] ksys_mount+0xba/0xe0 [ 77.776235][ T7539] __x64_sys_mount+0xb9/0x150 [ 77.780896][ T7539] do_syscall_64+0xd0/0x5e0 [ 77.785403][ T7539] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 77.791287][ T7539] RIP: 0033:0x458da9 [ 77.795181][ T7539] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 77.814776][ T7539] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.819673][ T7545] FAULT_INJECTION: forcing a failure. [ 77.819673][ T7545] name failslab, interval 1, probability 0, space 0, times 0 [ 77.823287][ T7539] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 77.823291][ T7539] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 77.823294][ T7539] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 77.823298][ T7539] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 77.823301][ T7539] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 77.853552][ T7550] FAULT_INJECTION: forcing a failure. [ 77.853552][ T7550] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 77.866402][ T26] audit: type=1804 audit(1573329353.822:42): pid=7545 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/10/file0" dev="sda1" ino=16582 res=1 [ 77.868582][ T7550] CPU: 0 PID: 7550 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 77.889705][ T7550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.889709][ T7550] Call Trace: [ 77.889722][ T7550] dump_stack+0x12d/0x187 [ 77.889732][ T7550] should_fail.cold.4+0x5/0x13 [ 77.889738][ T7550] ? do_mount+0x1281/0x1b60 [ 77.889744][ T7550] ? fault_create_debugfs_attr+0x150/0x150 [ 77.889753][ T7550] ? find_held_lock+0x36/0x1d0 [ 77.889762][ T7550] should_fail_alloc_page+0x50/0x60 [ 77.964479][ T7550] __alloc_pages_nodemask+0x17f/0x880 [ 77.969825][ T7550] ? cache_grow_end+0xa8/0x190 [ 77.969831][ T7550] ? __alloc_pages_slowpath+0x2570/0x2570 [ 77.969837][ T7550] ? do_raw_spin_lock+0x123/0x2d0 [ 77.969850][ T7550] cache_grow_begin+0x92/0xd60 [ 77.969854][ T7550] ? __kmalloc+0xc5/0x790 [ 77.969861][ T7550] ? trace_hardirqs_off+0x41/0x1a0 [ 77.969869][ T7550] __kmalloc+0x6cd/0x790 [ 77.969880][ T7550] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 77.969888][ T7550] p9_fcall_init.isra.2+0x55/0x1c0 [ 77.969895][ T7550] p9_client_prepare_req.part.5+0x116/0x670 [ 77.969904][ T7550] p9_client_rpc+0x174/0xe50 [ 77.969909][ T7550] ? trace_hardirqs_on+0x28/0x1b0 [ 77.985402][ T7550] ? __kasan_check_read+0x11/0x20 [ 77.985413][ T7550] ? p9_client_prepare_req.part.5+0x670/0x670 [ 77.985420][ T7550] ? add_wait_queue+0x107/0x160 [ 77.985428][ T7550] ? p9_pollwait+0x182/0x210 [ 77.985437][ T7550] ? pipe_poll+0x7e/0x2a0 [ 77.985444][ T7550] ? p9_fd_poll+0x19b/0x2a0 [ 78.003970][ T7550] ? p9_conn_create+0x399/0x4e0 [ 78.064005][ T7550] ? p9_conn_create+0x4e0/0x4e0 [ 78.068839][ T7550] p9_client_create+0x7ec/0x10e0 [ 78.073774][ T7550] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 78.079827][ T7550] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.085367][ T7550] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.091465][ T7550] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.097253][ T7550] ? __kmalloc_track_caller+0x60e/0x780 [ 78.102787][ T7550] ? __x64_sys_mount+0xb9/0x150 [ 78.107628][ T7550] ? do_syscall_64+0xd0/0x5e0 [ 78.111949][ T7555] FAULT_INJECTION: forcing a failure. [ 78.111949][ T7555] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.112293][ T7550] ? lockdep_init_map+0x1b6/0x6c0 [ 78.130496][ T7550] v9fs_session_init+0x1ed/0x14c0 [ 78.135580][ T7550] ? v9fs_session_init+0x1ed/0x14c0 [ 78.140758][ T7550] ? lock_downgrade+0x900/0x900 [ 78.145582][ T7550] ? __kasan_check_write+0x14/0x20 [ 78.150675][ T7550] ? v9fs_show_options+0x6c0/0x6c0 [ 78.155761][ T7550] ? v9fs_mount+0x55/0x7f0 [ 78.160164][ T7550] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.165832][ T7550] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.171897][ T7550] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.177690][ T7550] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.183234][ T7550] v9fs_mount+0x72/0x7f0 [ 78.187464][ T7550] ? v9fs_write_inode+0x50/0x50 [ 78.192291][ T7550] legacy_get_tree+0x103/0x1f0 [ 78.197035][ T7550] vfs_get_tree+0x8b/0x2d0 [ 78.201454][ T7550] ? capable+0x14/0x20 [ 78.205510][ T7550] do_mount+0x1281/0x1b60 [ 78.209834][ T7550] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.215354][ T7550] ? copy_mount_string+0x20/0x20 [ 78.220277][ T7550] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.225813][ T7550] ? __kasan_check_write+0x14/0x20 [ 78.230912][ T7550] ? _copy_from_user+0xd6/0x110 [ 78.235750][ T7550] ? __kasan_check_read+0x11/0x20 [ 78.240758][ T7550] ? copy_mount_options+0x77/0x2c0 [ 78.245858][ T7550] ksys_mount+0xba/0xe0 [ 78.250021][ T7550] __x64_sys_mount+0xb9/0x150 [ 78.254761][ T7550] do_syscall_64+0xd0/0x5e0 [ 78.259239][ T7550] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.265545][ T7550] RIP: 0033:0x458da9 [ 78.269433][ T7550] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.289024][ T7550] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.297430][ T7550] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 78.305380][ T7550] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 78.313342][ T7550] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 78.321289][ T7550] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 78.329399][ T7550] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 78.337518][ T7555] CPU: 1 PID: 7555 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 78.345319][ T7555] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.355503][ T7555] Call Trace: [ 78.358789][ T7555] dump_stack+0x12d/0x187 [ 78.363241][ T7555] should_fail.cold.4+0x5/0x13 [ 78.366557][ T7559] FAULT_INJECTION: forcing a failure. [ 78.366557][ T7559] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 78.368116][ T7555] ? do_mount+0x1281/0x1b60 [ 78.385773][ T7555] ? fault_create_debugfs_attr+0x150/0x150 [ 78.391554][ T7555] ? find_held_lock+0x36/0x1d0 [ 78.396309][ T7555] should_fail_alloc_page+0x50/0x60 [ 78.401496][ T7555] __alloc_pages_nodemask+0x17f/0x880 [ 78.406840][ T7555] ? cache_grow_end+0xa8/0x190 [ 78.411600][ T7555] ? __alloc_pages_slowpath+0x2570/0x2570 [ 78.417395][ T7555] ? do_raw_spin_lock+0x123/0x2d0 [ 78.422397][ T7555] cache_grow_begin+0x92/0xd60 [ 78.427145][ T7555] ? __kmalloc+0xc5/0x790 [ 78.431477][ T7555] ? trace_hardirqs_off+0x41/0x1a0 [ 78.436573][ T7555] __kmalloc+0x6cd/0x790 [ 78.440803][ T7555] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 78.446063][ T7555] p9_fcall_init.isra.2+0x55/0x1c0 [ 78.451151][ T7555] p9_client_prepare_req.part.5+0x116/0x670 [ 78.457019][ T7555] p9_client_rpc+0x174/0xe50 [ 78.461579][ T7555] ? trace_hardirqs_on+0x28/0x1b0 [ 78.466594][ T7555] ? __kasan_check_read+0x11/0x20 [ 78.471592][ T7555] ? p9_client_prepare_req.part.5+0x670/0x670 [ 78.477643][ T7555] ? add_wait_queue+0x107/0x160 [ 78.482474][ T7555] ? p9_pollwait+0x182/0x210 [ 78.487036][ T7555] ? pipe_poll+0x7e/0x2a0 [ 78.491342][ T7555] ? p9_fd_poll+0x19b/0x2a0 [ 78.496443][ T7555] ? p9_conn_create+0x399/0x4e0 [ 78.501282][ T7555] ? p9_conn_create+0x4e0/0x4e0 [ 78.506111][ T7555] p9_client_create+0x7ec/0x10e0 [ 78.511050][ T7555] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 78.517101][ T7555] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.522633][ T7555] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.528674][ T7555] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.534471][ T7555] ? __kmalloc_track_caller+0x60e/0x780 [ 78.540510][ T7555] ? __x64_sys_mount+0xb9/0x150 [ 78.545454][ T7555] ? do_syscall_64+0xd0/0x5e0 [ 78.550103][ T7555] ? lockdep_init_map+0x1b6/0x6c0 [ 78.555116][ T7555] v9fs_session_init+0x1ed/0x14c0 [ 78.560113][ T7555] ? v9fs_session_init+0x1ed/0x14c0 [ 78.565283][ T7555] ? find_held_lock+0x36/0x1d0 [ 78.570024][ T7555] ? v9fs_show_options+0x6c0/0x6c0 [ 78.575110][ T7555] ? v9fs_mount+0x55/0x7f0 [ 78.579499][ T7555] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.585103][ T7555] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.591139][ T7555] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.597109][ T7555] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.602895][ T7555] v9fs_mount+0x72/0x7f0 [ 78.607113][ T7555] ? v9fs_write_inode+0x50/0x50 [ 78.612061][ T7555] legacy_get_tree+0x103/0x1f0 [ 78.616971][ T7555] vfs_get_tree+0x8b/0x2d0 [ 78.621372][ T7555] ? capable+0x14/0x20 [ 78.625435][ T7555] do_mount+0x1281/0x1b60 [ 78.629754][ T7555] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.635295][ T7555] ? copy_mount_string+0x20/0x20 [ 78.640209][ T7555] ? kmem_cache_alloc_trace+0x39e/0x780 [ 78.645727][ T7555] ? __kasan_check_write+0x14/0x20 [ 78.650809][ T7555] ? _copy_from_user+0xd6/0x110 [ 78.655639][ T7555] ? __kasan_check_read+0x11/0x20 [ 78.660637][ T7555] ? copy_mount_options+0x77/0x2c0 [ 78.665732][ T7555] ksys_mount+0xba/0xe0 [ 78.669864][ T7555] __x64_sys_mount+0xb9/0x150 [ 78.674530][ T7555] do_syscall_64+0xd0/0x5e0 [ 78.679030][ T7555] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.684897][ T7555] RIP: 0033:0x458da9 [ 78.688869][ T7555] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.708462][ T7555] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 78.717018][ T7555] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 78.724965][ T7555] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 78.732931][ T7555] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 78.740885][ T7555] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 78.749466][ T7555] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 78.757428][ T7559] CPU: 0 PID: 7559 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 78.765225][ T7559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.775263][ T7559] Call Trace: [ 78.775275][ T7559] dump_stack+0x12d/0x187 [ 78.775286][ T7559] should_fail.cold.4+0x5/0x13 [ 78.775291][ T7559] ? do_mount+0x1281/0x1b60 [ 78.775297][ T7559] ? fault_create_debugfs_attr+0x150/0x150 [ 78.775306][ T7559] ? find_held_lock+0x36/0x1d0 [ 78.775315][ T7559] should_fail_alloc_page+0x50/0x60 [ 78.775318][ T7559] __alloc_pages_nodemask+0x17f/0x880 [ 78.775323][ T7559] ? cache_grow_end+0xa8/0x190 [ 78.775333][ T7559] ? __alloc_pages_slowpath+0x2570/0x2570 [ 78.775338][ T7559] ? do_raw_spin_lock+0x123/0x2d0 [ 78.775350][ T7559] cache_grow_begin+0x92/0xd60 [ 78.833929][ T7559] ? __kmalloc+0xc5/0x790 [ 78.838247][ T7559] ? trace_hardirqs_off+0x41/0x1a0 [ 78.843339][ T7559] __kmalloc+0x6cd/0x790 [ 78.847690][ T7559] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 78.854430][ T7559] p9_fcall_init.isra.2+0x55/0x1c0 [ 78.859522][ T7559] p9_client_prepare_req.part.5+0x116/0x670 [ 78.865405][ T7559] p9_client_rpc+0x174/0xe50 [ 78.869988][ T7559] ? trace_hardirqs_on+0x28/0x1b0 [ 78.875077][ T7559] ? __kasan_check_read+0x11/0x20 [ 78.880170][ T7559] ? p9_client_prepare_req.part.5+0x670/0x670 [ 78.886225][ T7559] ? add_wait_queue+0x107/0x160 [ 78.891067][ T7559] ? p9_pollwait+0x182/0x210 [ 78.895746][ T7559] ? pipe_poll+0x7e/0x2a0 [ 78.900051][ T7559] ? p9_fd_poll+0x19b/0x2a0 [ 78.904529][ T7559] ? p9_conn_create+0x399/0x4e0 [ 78.909353][ T7559] ? p9_conn_create+0x4e0/0x4e0 [ 78.914184][ T7559] p9_client_create+0x7ec/0x10e0 [ 78.919108][ T7559] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 78.925183][ T7559] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.930710][ T7559] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.936753][ T7559] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 78.942548][ T7559] ? __kmalloc_track_caller+0x60e/0x780 [ 78.948071][ T7559] ? __x64_sys_mount+0xb9/0x150 [ 78.952894][ T7559] ? do_syscall_64+0xd0/0x5e0 [ 78.957553][ T7559] ? lockdep_init_map+0x1b6/0x6c0 [ 78.962561][ T7559] v9fs_session_init+0x1ed/0x14c0 [ 78.967568][ T7559] ? v9fs_session_init+0x1ed/0x14c0 [ 78.972922][ T7559] ? find_held_lock+0x36/0x1d0 [ 78.977765][ T7559] ? v9fs_show_options+0x6c0/0x6c0 [ 78.982856][ T7559] ? v9fs_mount+0x55/0x7f0 [ 78.987270][ T7559] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 78.992795][ T7559] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 78.998857][ T7559] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.004648][ T7559] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.010190][ T7559] v9fs_mount+0x72/0x7f0 [ 79.014422][ T7559] ? v9fs_write_inode+0x50/0x50 [ 79.019252][ T7559] legacy_get_tree+0x103/0x1f0 [ 79.023998][ T7559] vfs_get_tree+0x8b/0x2d0 [ 79.028407][ T7559] ? capable+0x14/0x20 [ 79.032466][ T7559] do_mount+0x1281/0x1b60 [ 79.036790][ T7559] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.042337][ T7559] ? copy_mount_string+0x20/0x20 [ 79.047267][ T7559] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.052791][ T7559] ? __kasan_check_write+0x14/0x20 [ 79.057879][ T7559] ? _copy_from_user+0xd6/0x110 [ 79.062714][ T7559] ? __kasan_check_read+0x11/0x20 [ 79.067721][ T7559] ? copy_mount_options+0x77/0x2c0 [ 79.072827][ T7559] ksys_mount+0xba/0xe0 [ 79.076965][ T7559] __x64_sys_mount+0xb9/0x150 [ 79.081627][ T7559] do_syscall_64+0xd0/0x5e0 [ 79.086551][ T7559] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.092523][ T7559] RIP: 0033:0x458da9 [ 79.096455][ T7559] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.116047][ T7559] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.124479][ T7559] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 79.132435][ T7559] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.140612][ T7559] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 79.148563][ T7559] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 79.156522][ T7559] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 79.164640][ T7527] CPU: 1 PID: 7527 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 79.172442][ T7527] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.182517][ T7527] Call Trace: [ 79.185903][ T7527] dump_stack+0x12d/0x187 [ 79.190245][ T7527] should_fail.cold.4+0x5/0x13 [ 79.191684][ T7567] FAULT_INJECTION: forcing a failure. [ 79.191684][ T7567] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.195031][ T7527] ? fault_create_debugfs_attr+0x150/0x150 [ 79.213989][ T7527] ? ___might_sleep+0x16b/0x2b0 [ 79.218832][ T7527] __should_failslab+0xba/0xf0 [ 79.223587][ T7527] should_failslab+0x9/0x14 [ 79.228074][ T7527] __kmalloc+0x2eb/0x790 [ 79.232292][ T7527] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 79.237551][ T7527] p9_fcall_init.isra.2+0x55/0x1c0 [ 79.242642][ T7527] p9_client_prepare_req.part.5+0x116/0x670 [ 79.248524][ T7527] p9_client_rpc+0x174/0xe50 [ 79.253087][ T7527] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 79.258866][ T7527] ? p9_client_prepare_req.part.5+0x670/0x670 [ 79.265017][ T7527] ? free_object+0x70/0x70 [ 79.269413][ T7527] ? ksys_dup3+0x2e0/0x2e0 [ 79.273803][ T7527] ? lockdep_init_map+0x1b6/0x6c0 [ 79.278803][ T7527] ? __kasan_check_write+0x14/0x20 [ 79.283982][ T7527] ? p9_conn_create+0x3c2/0x4e0 [ 79.288811][ T7527] ? p9_conn_create+0x4e0/0x4e0 [ 79.293671][ T7527] p9_client_create+0x7ec/0x10e0 [ 79.298613][ T7527] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 79.304665][ T7527] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.311544][ T7527] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.317644][ T7527] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.323467][ T7527] ? __kmalloc_track_caller+0x60e/0x780 [ 79.329004][ T7527] ? __x64_sys_mount+0xb9/0x150 [ 79.333839][ T7527] ? do_syscall_64+0xd0/0x5e0 [ 79.338707][ T7527] ? lockdep_init_map+0x1b6/0x6c0 [ 79.343894][ T7527] v9fs_session_init+0x1ed/0x14c0 [ 79.348897][ T7527] ? v9fs_session_init+0x1ed/0x14c0 [ 79.354088][ T7527] ? find_held_lock+0x36/0x1d0 [ 79.358847][ T7527] ? v9fs_show_options+0x6c0/0x6c0 [ 79.363937][ T7527] ? v9fs_mount+0x55/0x7f0 [ 79.368345][ T7527] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.373878][ T7527] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.379927][ T7527] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.386229][ T7527] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.392108][ T7527] v9fs_mount+0x72/0x7f0 [ 79.396350][ T7527] ? v9fs_write_inode+0x50/0x50 [ 79.401230][ T7527] legacy_get_tree+0x103/0x1f0 [ 79.405980][ T7527] vfs_get_tree+0x8b/0x2d0 [ 79.410520][ T7527] ? capable+0x14/0x20 [ 79.414582][ T7527] do_mount+0x1281/0x1b60 [ 79.418920][ T7527] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.424459][ T7527] ? copy_mount_string+0x20/0x20 [ 79.429379][ T7527] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.434898][ T7527] ? __kasan_check_write+0x14/0x20 [ 79.439999][ T7527] ? __kasan_check_read+0x11/0x20 [ 79.444999][ T7527] ? copy_mount_options+0x77/0x2c0 [ 79.450199][ T7527] ksys_mount+0xba/0xe0 [ 79.454423][ T7527] __x64_sys_mount+0xb9/0x150 [ 79.459092][ T7527] do_syscall_64+0xd0/0x5e0 [ 79.463586][ T7527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.469468][ T7527] RIP: 0033:0x458da9 [ 79.473363][ T7527] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.493120][ T7527] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.502473][ T7527] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 79.510535][ T7527] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.518770][ T7527] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 79.527919][ T7527] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 79.536676][ T7527] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 79.544747][ T7567] CPU: 0 PID: 7567 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 79.552569][ T7567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.562696][ T7567] Call Trace: [ 79.562710][ T7567] dump_stack+0x12d/0x187 [ 79.562719][ T7567] should_fail.cold.4+0x5/0x13 [ 79.562725][ T7567] ? do_mount+0x1281/0x1b60 [ 79.562731][ T7567] ? fault_create_debugfs_attr+0x150/0x150 [ 79.562740][ T7567] ? find_held_lock+0x36/0x1d0 [ 79.562749][ T7567] should_fail_alloc_page+0x50/0x60 [ 79.562753][ T7567] __alloc_pages_nodemask+0x17f/0x880 [ 79.562758][ T7567] ? cache_grow_end+0xa8/0x190 [ 79.562764][ T7567] ? __alloc_pages_slowpath+0x2570/0x2570 [ 79.562768][ T7567] ? do_raw_spin_lock+0x123/0x2d0 [ 79.562779][ T7567] cache_grow_begin+0x92/0xd60 [ 79.562785][ T7567] ? __kmalloc+0xc5/0x790 [ 79.585686][ T7567] ? trace_hardirqs_off+0x41/0x1a0 [ 79.605679][ T7567] __kmalloc+0x6cd/0x790 [ 79.635375][ T7567] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 79.640646][ T7567] p9_fcall_init.isra.2+0x55/0x1c0 [ 79.645738][ T7567] p9_client_prepare_req.part.5+0x116/0x670 [ 79.651646][ T7567] p9_client_rpc+0x174/0xe50 [ 79.656316][ T7567] ? trace_hardirqs_on+0x28/0x1b0 [ 79.661775][ T7567] ? __kasan_check_read+0x11/0x20 [ 79.667217][ T7567] ? p9_client_prepare_req.part.5+0x670/0x670 [ 79.673550][ T7567] ? add_wait_queue+0x107/0x160 [ 79.678379][ T7567] ? p9_pollwait+0x182/0x210 [ 79.682945][ T7567] ? pipe_poll+0x7e/0x2a0 [ 79.687264][ T7567] ? p9_fd_poll+0x19b/0x2a0 [ 79.691748][ T7567] ? p9_conn_create+0x399/0x4e0 [ 79.696575][ T7567] ? p9_conn_create+0x4e0/0x4e0 [ 79.701472][ T7567] p9_client_create+0x7ec/0x10e0 [ 79.706406][ T7567] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 79.712468][ T7567] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.718005][ T7567] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.724057][ T7567] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.729851][ T7567] ? __kmalloc_track_caller+0x60e/0x780 [ 79.735386][ T7567] ? __x64_sys_mount+0xb9/0x150 [ 79.740223][ T7567] ? do_syscall_64+0xd0/0x5e0 [ 79.744888][ T7567] ? lockdep_init_map+0x1b6/0x6c0 [ 79.749907][ T7567] v9fs_session_init+0x1ed/0x14c0 [ 79.749912][ T7567] ? v9fs_session_init+0x1ed/0x14c0 [ 79.749918][ T7567] ? find_held_lock+0x36/0x1d0 [ 79.749929][ T7567] ? v9fs_show_options+0x6c0/0x6c0 [ 79.749937][ T7567] ? v9fs_mount+0x55/0x7f0 [ 79.749945][ T7567] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.749951][ T7567] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.749956][ T7567] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.749964][ T7567] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.749975][ T7567] v9fs_mount+0x72/0x7f0 [ 79.749983][ T7567] ? v9fs_write_inode+0x50/0x50 [ 79.749990][ T7567] legacy_get_tree+0x103/0x1f0 [ 79.749999][ T7567] vfs_get_tree+0x8b/0x2d0 [ 79.750005][ T7567] ? capable+0x14/0x20 [ 79.750012][ T7567] do_mount+0x1281/0x1b60 [ 79.750018][ T7567] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.750024][ T7567] ? copy_mount_string+0x20/0x20 [ 79.750031][ T7567] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.750038][ T7567] ? __kasan_check_write+0x14/0x20 [ 79.750044][ T7567] ? _copy_from_user+0xd6/0x110 [ 79.750050][ T7567] ? __kasan_check_read+0x11/0x20 [ 79.750055][ T7567] ? copy_mount_options+0x77/0x2c0 [ 79.750062][ T7567] ksys_mount+0xba/0xe0 [ 79.750070][ T7567] __x64_sys_mount+0xb9/0x150 [ 79.750079][ T7567] do_syscall_64+0xd0/0x5e0 [ 79.750089][ T7567] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.750094][ T7567] RIP: 0033:0x458da9 [ 79.750101][ T7567] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.750104][ T7567] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.750110][ T7567] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 79.750113][ T7567] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.750116][ T7567] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 79.750119][ T7567] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 79.750122][ T7567] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 79.787449][ T7545] CPU: 0 PID: 7545 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 79.797764][ T7545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 79.797768][ T7545] Call Trace: [ 79.797780][ T7545] dump_stack+0x12d/0x187 [ 79.797790][ T7545] should_fail.cold.4+0x5/0x13 [ 79.797797][ T7545] ? fault_create_debugfs_attr+0x150/0x150 [ 79.797808][ T7545] ? ___might_sleep+0x16b/0x2b0 [ 79.797819][ T7545] __should_failslab+0xba/0xf0 [ 79.797826][ T7545] should_failslab+0x9/0x14 [ 79.797831][ T7545] __kmalloc+0x2eb/0x790 [ 79.797840][ T7545] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 79.797848][ T7545] p9_fcall_init.isra.2+0x55/0x1c0 [ 79.797854][ T7545] p9_client_prepare_req.part.5+0x116/0x670 [ 79.797865][ T7545] p9_client_rpc+0x174/0xe50 [ 79.797871][ T7545] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 79.797879][ T7545] ? p9_client_prepare_req.part.5+0x670/0x670 [ 79.797891][ T7545] ? free_object+0x70/0x70 [ 79.797899][ T7545] ? ksys_dup3+0x2e0/0x2e0 [ 79.797906][ T7545] ? lockdep_init_map+0x1b6/0x6c0 [ 79.797913][ T7545] ? __kasan_check_write+0x14/0x20 [ 79.797918][ T7545] ? p9_conn_create+0x3c2/0x4e0 [ 79.797927][ T7545] ? p9_conn_create+0x4e0/0x4e0 [ 79.797939][ T7545] p9_client_create+0x7ec/0x10e0 [ 79.797951][ T7545] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 79.797958][ T7545] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.797964][ T7545] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.807027][ T7545] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.807037][ T7545] ? __kmalloc_track_caller+0x60e/0x780 [ 79.807044][ T7545] ? __x64_sys_mount+0xb9/0x150 [ 79.807050][ T7545] ? do_syscall_64+0xd0/0x5e0 [ 79.807055][ T7545] ? lockdep_init_map+0x1b6/0x6c0 [ 79.807069][ T7545] v9fs_session_init+0x1ed/0x14c0 [ 79.807073][ T7545] ? v9fs_session_init+0x1ed/0x14c0 [ 79.807079][ T7545] ? find_held_lock+0x36/0x1d0 [ 79.807091][ T7545] ? v9fs_show_options+0x6c0/0x6c0 [ 79.807098][ T7545] ? v9fs_mount+0x55/0x7f0 [ 79.807105][ T7545] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.807110][ T7545] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 79.807114][ T7545] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 79.807122][ T7545] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.807132][ T7545] v9fs_mount+0x72/0x7f0 [ 79.807138][ T7545] ? v9fs_write_inode+0x50/0x50 [ 79.807146][ T7545] legacy_get_tree+0x103/0x1f0 [ 79.807155][ T7545] vfs_get_tree+0x8b/0x2d0 [ 79.807161][ T7545] ? capable+0x14/0x20 [ 79.821929][ T7573] FAULT_INJECTION: forcing a failure. [ 79.821929][ T7573] name failslab, interval 1, probability 0, space 0, times 0 [ 79.824826][ T7545] do_mount+0x1281/0x1b60 [ 79.824836][ T7545] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 79.824844][ T7545] ? copy_mount_string+0x20/0x20 [ 79.824854][ T7545] ? kmem_cache_alloc_trace+0x39e/0x780 [ 79.835622][ T7576] FAULT_INJECTION: forcing a failure. [ 79.835622][ T7576] name failslab, interval 1, probability 0, space 0, times 0 [ 79.840834][ T7545] ? __kasan_check_write+0x14/0x20 [ 79.840842][ T7545] ? __kasan_check_read+0x11/0x20 [ 79.840849][ T7545] ? copy_mount_options+0x77/0x2c0 [ 79.840855][ T7545] ksys_mount+0xba/0xe0 [ 79.840863][ T7545] __x64_sys_mount+0xb9/0x150 [ 79.840871][ T7545] do_syscall_64+0xd0/0x5e0 [ 79.840881][ T7545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 79.840886][ T7545] RIP: 0033:0x458da9 [ 79.840894][ T7545] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 79.850817][ T7545] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 79.850824][ T7545] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 79.850828][ T7545] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 79.850831][ T7545] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 79.850834][ T7545] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 79.850837][ T7545] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 79.865173][ T7579] FAULT_INJECTION: forcing a failure. [ 79.865173][ T7579] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 79.878641][ T7576] CPU: 1 PID: 7576 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 80.359985][ T7576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.370118][ T7576] Call Trace: [ 80.373828][ T7576] dump_stack+0x12d/0x187 [ 80.378152][ T7576] should_fail.cold.4+0x5/0x13 [ 80.382891][ T7576] ? fault_create_debugfs_attr+0x150/0x150 [ 80.388673][ T7576] ? ___might_sleep+0x16b/0x2b0 [ 80.393507][ T7576] __should_failslab+0xba/0xf0 [ 80.398287][ T7576] should_failslab+0x9/0x14 [ 80.402863][ T7576] __kmalloc+0x2eb/0x790 [ 80.407170][ T7576] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 80.412446][ T7576] p9_fcall_init.isra.2+0x55/0x1c0 [ 80.417530][ T7576] p9_client_prepare_req.part.5+0x116/0x670 [ 80.423408][ T7576] p9_client_rpc+0x174/0xe50 [ 80.427968][ T7576] ? trace_hardirqs_on+0x28/0x1b0 [ 80.432977][ T7576] ? __kasan_check_read+0x11/0x20 [ 80.437988][ T7576] ? p9_client_prepare_req.part.5+0x670/0x670 [ 80.444135][ T7576] ? add_wait_queue+0x107/0x160 [ 80.448973][ T7576] ? p9_pollwait+0x182/0x210 [ 80.453549][ T7576] ? pipe_poll+0x7e/0x2a0 [ 80.457978][ T7576] ? p9_fd_poll+0x19b/0x2a0 [ 80.462466][ T7576] ? p9_conn_create+0x399/0x4e0 [ 80.467374][ T7576] ? p9_conn_create+0x4e0/0x4e0 [ 80.472242][ T7576] p9_client_create+0x7ec/0x10e0 [ 80.477197][ T7576] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 80.483250][ T7576] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.488903][ T7576] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.496251][ T7576] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.502042][ T7576] ? __kmalloc_track_caller+0x60e/0x780 [ 80.507559][ T7576] ? __x64_sys_mount+0xb9/0x150 [ 80.512385][ T7576] ? do_syscall_64+0xd0/0x5e0 [ 80.517133][ T7576] ? lockdep_init_map+0x1b6/0x6c0 [ 80.522149][ T7576] v9fs_session_init+0x1ed/0x14c0 [ 80.527144][ T7576] ? v9fs_session_init+0x1ed/0x14c0 [ 80.532335][ T7576] ? lock_downgrade+0x900/0x900 [ 80.537163][ T7576] ? __kasan_check_write+0x14/0x20 [ 80.542245][ T7576] ? v9fs_show_options+0x6c0/0x6c0 [ 80.547333][ T7576] ? v9fs_mount+0x55/0x7f0 [ 80.551736][ T7576] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.557269][ T7576] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.563306][ T7576] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.569086][ T7576] ? kmem_cache_alloc_trace+0x39e/0x780 [ 80.574620][ T7576] v9fs_mount+0x72/0x7f0 [ 80.578836][ T7576] ? v9fs_write_inode+0x50/0x50 [ 80.583659][ T7576] legacy_get_tree+0x103/0x1f0 [ 80.588403][ T7576] vfs_get_tree+0x8b/0x2d0 [ 80.592793][ T7576] ? capable+0x14/0x20 [ 80.596839][ T7576] do_mount+0x1281/0x1b60 [ 80.601140][ T7576] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.607526][ T7576] ? copy_mount_string+0x20/0x20 [ 80.612624][ T7576] ? kmem_cache_alloc_trace+0x39e/0x780 [ 80.618142][ T7576] ? __kasan_check_write+0x14/0x20 [ 80.623242][ T7576] ? _copy_from_user+0xd6/0x110 [ 80.628065][ T7576] ? __kasan_check_read+0x11/0x20 [ 80.633076][ T7576] ? copy_mount_options+0x77/0x2c0 [ 80.638159][ T7576] ksys_mount+0xba/0xe0 [ 80.642317][ T7576] __x64_sys_mount+0xb9/0x150 [ 80.646969][ T7576] do_syscall_64+0xd0/0x5e0 [ 80.651448][ T7576] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 80.657319][ T7576] RIP: 0033:0x458da9 [ 80.661195][ T7576] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 80.680775][ T7576] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 80.689333][ T7576] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 80.697279][ T7576] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 80.705249][ T7576] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 80.713208][ T7576] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 80.721240][ T7576] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 80.729212][ T7579] CPU: 0 PID: 7579 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 80.737022][ T7579] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.747171][ T7579] Call Trace: [ 80.748670][ T7581] FAULT_INJECTION: forcing a failure. [ 80.748670][ T7581] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 80.750451][ T7579] dump_stack+0x12d/0x187 [ 80.767944][ T7579] should_fail.cold.4+0x5/0x13 [ 80.772683][ T7579] ? do_mount+0x1281/0x1b60 [ 80.777174][ T7579] ? fault_create_debugfs_attr+0x150/0x150 [ 80.782972][ T7579] ? find_held_lock+0x36/0x1d0 [ 80.787721][ T7579] should_fail_alloc_page+0x50/0x60 [ 80.792992][ T7579] __alloc_pages_nodemask+0x17f/0x880 [ 80.798338][ T7579] ? cache_grow_end+0xa8/0x190 [ 80.803096][ T7579] ? __alloc_pages_slowpath+0x2570/0x2570 [ 80.808890][ T7579] ? do_raw_spin_lock+0x123/0x2d0 [ 80.813893][ T7579] cache_grow_begin+0x92/0xd60 [ 80.818642][ T7579] ? __kmalloc+0xc5/0x790 [ 80.822943][ T7579] ? trace_hardirqs_off+0x41/0x1a0 [ 80.828028][ T7579] __kmalloc+0x6cd/0x790 [ 80.832245][ T7579] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 80.837504][ T7579] p9_fcall_init.isra.2+0x55/0x1c0 [ 80.842603][ T7579] p9_client_prepare_req.part.5+0x116/0x670 [ 80.848646][ T7579] p9_client_rpc+0x174/0xe50 [ 80.853209][ T7579] ? trace_hardirqs_on+0x28/0x1b0 [ 80.858213][ T7579] ? __kasan_check_read+0x11/0x20 [ 80.863218][ T7579] ? p9_client_prepare_req.part.5+0x670/0x670 [ 80.869254][ T7579] ? add_wait_queue+0x107/0x160 [ 80.874092][ T7579] ? p9_pollwait+0x182/0x210 [ 80.878658][ T7579] ? pipe_poll+0x7e/0x2a0 [ 80.882988][ T7579] ? p9_fd_poll+0x19b/0x2a0 [ 80.887489][ T7579] ? p9_conn_create+0x399/0x4e0 [ 80.892329][ T7579] ? p9_conn_create+0x4e0/0x4e0 [ 80.897160][ T7579] p9_client_create+0x7ec/0x10e0 [ 80.902087][ T7579] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 80.909145][ T7579] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.914660][ T7579] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.920701][ T7579] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.926494][ T7579] ? __kmalloc_track_caller+0x60e/0x780 [ 80.932013][ T7579] ? __x64_sys_mount+0xb9/0x150 [ 80.936836][ T7579] ? do_syscall_64+0xd0/0x5e0 [ 80.941485][ T7579] ? lockdep_init_map+0x1b6/0x6c0 [ 80.946503][ T7579] v9fs_session_init+0x1ed/0x14c0 [ 80.951495][ T7579] ? v9fs_session_init+0x1ed/0x14c0 [ 80.956679][ T7579] ? find_held_lock+0x36/0x1d0 [ 80.961430][ T7579] ? v9fs_show_options+0x6c0/0x6c0 [ 80.966515][ T7579] ? v9fs_mount+0x55/0x7f0 [ 80.970902][ T7579] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 80.976418][ T7579] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 80.982468][ T7579] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 80.988260][ T7579] ? kmem_cache_alloc_trace+0x39e/0x780 [ 80.993793][ T7579] v9fs_mount+0x72/0x7f0 [ 80.998014][ T7579] ? v9fs_write_inode+0x50/0x50 [ 81.002925][ T7579] legacy_get_tree+0x103/0x1f0 [ 81.007663][ T7579] vfs_get_tree+0x8b/0x2d0 [ 81.012084][ T7579] ? capable+0x14/0x20 [ 81.016139][ T7579] do_mount+0x1281/0x1b60 [ 81.020454][ T7579] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.025995][ T7579] ? copy_mount_string+0x20/0x20 [ 81.030908][ T7579] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.036446][ T7579] ? __kasan_check_write+0x14/0x20 [ 81.041543][ T7579] ? _copy_from_user+0xd6/0x110 [ 81.046365][ T7579] ? __kasan_check_read+0x11/0x20 [ 81.051371][ T7579] ? copy_mount_options+0x77/0x2c0 [ 81.056455][ T7579] ksys_mount+0xba/0xe0 [ 81.060587][ T7579] __x64_sys_mount+0xb9/0x150 [ 81.065238][ T7579] do_syscall_64+0xd0/0x5e0 [ 81.069727][ T7579] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.075591][ T7579] RIP: 0033:0x458da9 [ 81.079460][ T7579] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.099058][ T7579] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.107441][ T7579] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 81.115387][ T7579] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 81.123337][ T7579] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 81.131281][ T7579] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 81.139230][ T7579] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 81.147227][ T7581] CPU: 1 PID: 7581 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 81.155034][ T7581] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.165085][ T7581] Call Trace: [ 81.168375][ T7581] dump_stack+0x12d/0x187 [ 81.172704][ T7581] should_fail.cold.4+0x5/0x13 [ 81.177475][ T7581] ? do_mount+0x1281/0x1b60 [ 81.181957][ T7581] ? fault_create_debugfs_attr+0x150/0x150 [ 81.187746][ T7581] ? find_held_lock+0x36/0x1d0 [ 81.192491][ T7581] should_fail_alloc_page+0x50/0x60 [ 81.197680][ T7581] __alloc_pages_nodemask+0x17f/0x880 [ 81.203028][ T7581] ? cache_grow_end+0xa8/0x190 [ 81.207768][ T7581] ? __alloc_pages_slowpath+0x2570/0x2570 [ 81.213475][ T7581] ? do_raw_spin_lock+0x123/0x2d0 [ 81.218479][ T7581] cache_grow_begin+0x92/0xd60 [ 81.223221][ T7581] ? __kmalloc+0xc5/0x790 [ 81.227532][ T7581] ? trace_hardirqs_off+0x41/0x1a0 [ 81.232651][ T7581] __kmalloc+0x6cd/0x790 [ 81.237059][ T7581] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 81.242317][ T7581] p9_fcall_init.isra.2+0x55/0x1c0 [ 81.247402][ T7581] p9_client_prepare_req.part.5+0x116/0x670 [ 81.253282][ T7581] p9_client_rpc+0x174/0xe50 [ 81.257852][ T7581] ? trace_hardirqs_on+0x28/0x1b0 [ 81.263120][ T7581] ? __kasan_check_read+0x11/0x20 [ 81.268222][ T7581] ? p9_client_prepare_req.part.5+0x670/0x670 [ 81.274260][ T7581] ? add_wait_queue+0x107/0x160 [ 81.279085][ T7581] ? p9_pollwait+0x182/0x210 [ 81.283654][ T7581] ? pipe_poll+0x7e/0x2a0 [ 81.287980][ T7581] ? p9_fd_poll+0x19b/0x2a0 [ 81.292680][ T7581] ? p9_conn_create+0x399/0x4e0 [ 81.297552][ T7581] ? p9_conn_create+0x4e0/0x4e0 [ 81.302391][ T7581] p9_client_create+0x7ec/0x10e0 [ 81.307310][ T7581] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 81.313373][ T7581] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.318895][ T7581] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.324952][ T7581] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.331828][ T7581] ? __kmalloc_track_caller+0x60e/0x780 [ 81.337356][ T7581] ? lockdep_init_map+0x1b6/0x6c0 [ 81.342385][ T7581] v9fs_session_init+0x1ed/0x14c0 [ 81.347395][ T7581] ? v9fs_session_init+0x1ed/0x14c0 [ 81.352568][ T7581] ? find_held_lock+0x36/0x1d0 [ 81.357310][ T7581] ? v9fs_show_options+0x6c0/0x6c0 [ 81.362404][ T7581] ? v9fs_mount+0x55/0x7f0 [ 81.366794][ T7581] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.372402][ T7581] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.378439][ T7581] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.384219][ T7581] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.389739][ T7581] v9fs_mount+0x72/0x7f0 [ 81.393958][ T7581] ? v9fs_write_inode+0x50/0x50 [ 81.398781][ T7581] legacy_get_tree+0x103/0x1f0 [ 81.403526][ T7581] vfs_get_tree+0x8b/0x2d0 [ 81.407915][ T7581] ? capable+0x14/0x20 [ 81.411965][ T7581] do_mount+0x1281/0x1b60 [ 81.416268][ T7581] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.421800][ T7581] ? copy_mount_string+0x20/0x20 [ 81.426712][ T7581] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.432243][ T7581] ? __kasan_check_write+0x14/0x20 [ 81.437336][ T7581] ? _copy_from_user+0xd6/0x110 [ 81.442159][ T7581] ? __kasan_check_read+0x11/0x20 [ 81.447197][ T7581] ? copy_mount_options+0x77/0x2c0 [ 81.452293][ T7581] ksys_mount+0xba/0xe0 [ 81.456445][ T7581] __x64_sys_mount+0xb9/0x150 [ 81.461122][ T7581] do_syscall_64+0xd0/0x5e0 [ 81.465626][ T7581] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.471492][ T7581] RIP: 0033:0x458da9 [ 81.475375][ T7581] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.494954][ T7581] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.503460][ T7581] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 81.511423][ T7581] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 81.519370][ T7581] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 81.527431][ T7581] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 81.535577][ T7581] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 81.543577][ T7573] CPU: 0 PID: 7573 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 81.551389][ T7573] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.561791][ T7573] Call Trace: [ 81.565079][ T7573] dump_stack+0x12d/0x187 [ 81.569396][ T7573] should_fail.cold.4+0x5/0x13 [ 81.574245][ T7573] ? fault_create_debugfs_attr+0x150/0x150 [ 81.580045][ T7573] ? ___might_sleep+0x16b/0x2b0 [ 81.584962][ T7573] __should_failslab+0xba/0xf0 [ 81.589807][ T7573] should_failslab+0x9/0x14 [ 81.594284][ T7573] __kmalloc+0x2eb/0x790 [ 81.598588][ T7573] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 81.603848][ T7573] p9_fcall_init.isra.2+0x55/0x1c0 [ 81.608941][ T7573] p9_client_prepare_req.part.5+0x116/0x670 [ 81.614906][ T7573] p9_client_rpc+0x174/0xe50 [ 81.619467][ T7573] ? trace_hardirqs_on+0x28/0x1b0 [ 81.624897][ T7573] ? __kasan_check_read+0x11/0x20 [ 81.629896][ T7573] ? p9_client_prepare_req.part.5+0x670/0x670 [ 81.636035][ T7573] ? add_wait_queue+0x107/0x160 [ 81.640860][ T7573] ? p9_pollwait+0x182/0x210 [ 81.645442][ T7573] ? pipe_poll+0x7e/0x2a0 [ 81.649760][ T7573] ? p9_fd_poll+0x19b/0x2a0 [ 81.654430][ T7573] ? p9_conn_create+0x399/0x4e0 [ 81.659256][ T7573] ? p9_conn_create+0x4e0/0x4e0 [ 81.664258][ T7573] p9_client_create+0x7ec/0x10e0 [ 81.669706][ T7573] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 81.675746][ T7573] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.681321][ T7573] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.687359][ T7573] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.693158][ T7573] ? __kmalloc_track_caller+0x60e/0x780 [ 81.698676][ T7573] ? __x64_sys_mount+0xb9/0x150 [ 81.703501][ T7573] ? do_syscall_64+0xd0/0x5e0 [ 81.708149][ T7573] ? lockdep_init_map+0x1b6/0x6c0 [ 81.713181][ T7573] v9fs_session_init+0x1ed/0x14c0 [ 81.718190][ T7573] ? v9fs_session_init+0x1ed/0x14c0 [ 81.723359][ T7573] ? find_held_lock+0x36/0x1d0 [ 81.728098][ T7573] ? v9fs_show_options+0x6c0/0x6c0 [ 81.733181][ T7573] ? v9fs_mount+0x55/0x7f0 [ 81.737571][ T7573] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.743089][ T7573] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 81.749124][ T7573] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 81.754917][ T7573] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.760437][ T7573] v9fs_mount+0x72/0x7f0 [ 81.764651][ T7573] ? v9fs_write_inode+0x50/0x50 [ 81.769474][ T7573] legacy_get_tree+0x103/0x1f0 [ 81.774668][ T7573] vfs_get_tree+0x8b/0x2d0 [ 81.779087][ T7573] ? capable+0x14/0x20 [ 81.783129][ T7573] do_mount+0x1281/0x1b60 [ 81.787445][ T7573] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 81.792982][ T7573] ? copy_mount_string+0x20/0x20 [ 81.797897][ T7573] ? kmem_cache_alloc_trace+0x39e/0x780 [ 81.803410][ T7573] ? __kasan_check_write+0x14/0x20 [ 81.808503][ T7573] ? _copy_from_user+0xd6/0x110 [ 81.813323][ T7573] ? __kasan_check_read+0x11/0x20 [ 81.818333][ T7573] ? copy_mount_options+0x77/0x2c0 [ 81.823425][ T7573] ksys_mount+0xba/0xe0 [ 81.827580][ T7573] __x64_sys_mount+0xb9/0x150 [ 81.832247][ T7573] do_syscall_64+0xd0/0x5e0 [ 81.836831][ T7573] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.842694][ T7573] RIP: 0033:0x458da9 [ 81.846647][ T7573] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 81.866223][ T7573] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 81.874610][ T7573] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 81.882560][ T7573] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 81.890505][ T7573] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 81.898559][ T7573] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 81.906603][ T7573] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 81.923256][ T7588] FAULT_INJECTION: forcing a failure. [ 81.923256][ T7588] name failslab, interval 1, probability 0, space 0, times 0 [ 81.936008][ T7588] CPU: 1 PID: 7588 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 81.936013][ T7588] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.936015][ T7588] Call Trace: [ 81.936029][ T7588] dump_stack+0x12d/0x187 [ 81.936041][ T7588] should_fail.cold.4+0x5/0x13 [ 81.936048][ T7588] ? stack_trace_save+0x82/0xb0 [ 81.936054][ T7588] ? fault_create_debugfs_attr+0x150/0x150 [ 81.936069][ T7588] __should_failslab+0xba/0xf0 [ 81.936076][ T7588] should_failslab+0x9/0x14 [ 81.936081][ T7588] kmem_cache_alloc+0x47/0x750 [ 81.936086][ T7588] ? ksys_mount+0xba/0xe0 [ 81.936090][ T7588] ? __x64_sys_mount+0xb9/0x150 [ 81.936099][ T7588] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 81.954027][ T7588] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 81.954035][ T7588] ? __kasan_check_read+0x11/0x20 [ 81.954044][ T7588] idr_get_free+0x35d/0x880 [ 81.954059][ T7588] idr_alloc_u32+0x13a/0x330 [ 81.954068][ T7588] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 81.954074][ T7588] ? mark_held_locks+0x130/0x130 [ 81.954082][ T7588] ? __kasan_check_write+0x14/0x20 [ 81.954091][ T7588] ? do_raw_spin_lock+0x123/0x2d0 [ 81.961763][ T7588] idr_alloc+0x7d/0xc0 [ 81.961770][ T7588] ? idr_alloc_u32+0x330/0x330 [ 81.961783][ T7588] p9_client_prepare_req.part.5+0x571/0x670 [ 81.961793][ T7588] p9_client_rpc+0x174/0xe50 [ 81.961799][ T7588] ? trace_hardirqs_on+0x28/0x1b0 [ 81.968439][ T7591] FAULT_INJECTION: forcing a failure. [ 81.968439][ T7591] name failslab, interval 1, probability 0, space 0, times 0 [ 81.971696][ T7588] ? __kasan_check_read+0x11/0x20 [ 81.971707][ T7588] ? p9_client_prepare_req.part.5+0x670/0x670 [ 82.095972][ T7588] ? add_wait_queue+0x107/0x160 [ 82.100888][ T7588] ? p9_pollwait+0x182/0x210 [ 82.105455][ T7588] ? pipe_poll+0x7e/0x2a0 [ 82.109767][ T7588] ? p9_fd_poll+0x19b/0x2a0 [ 82.114253][ T7588] ? p9_conn_create+0x399/0x4e0 [ 82.119094][ T7588] ? p9_conn_create+0x4e0/0x4e0 [ 82.123939][ T7588] p9_client_create+0x7ec/0x10e0 [ 82.128856][ T7588] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 82.134900][ T7588] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.140417][ T7588] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.146475][ T7588] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.152255][ T7588] ? __kmalloc_track_caller+0x60e/0x780 [ 82.157979][ T7588] ? __x64_sys_mount+0xb9/0x150 [ 82.162813][ T7588] ? do_syscall_64+0xd0/0x5e0 [ 82.167469][ T7588] ? lockdep_init_map+0x1b6/0x6c0 [ 82.172492][ T7588] v9fs_session_init+0x1ed/0x14c0 [ 82.177496][ T7588] ? v9fs_session_init+0x1ed/0x14c0 [ 82.182686][ T7588] ? find_held_lock+0x36/0x1d0 [ 82.187438][ T7588] ? v9fs_show_options+0x6c0/0x6c0 [ 82.192527][ T7588] ? v9fs_mount+0x55/0x7f0 [ 82.196923][ T7588] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.202445][ T7588] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.208497][ T7588] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.214293][ T7588] ? kmem_cache_alloc_trace+0x39e/0x780 [ 82.219817][ T7588] v9fs_mount+0x72/0x7f0 [ 82.224058][ T7588] ? v9fs_write_inode+0x50/0x50 [ 82.228901][ T7588] legacy_get_tree+0x103/0x1f0 [ 82.233642][ T7588] vfs_get_tree+0x8b/0x2d0 [ 82.238033][ T7588] ? capable+0x14/0x20 [ 82.242084][ T7588] do_mount+0x1281/0x1b60 [ 82.246386][ T7588] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.251906][ T7588] ? copy_mount_string+0x20/0x20 [ 82.256818][ T7588] ? kmem_cache_alloc_trace+0x39e/0x780 [ 82.262344][ T7588] ? __kasan_check_write+0x14/0x20 [ 82.267446][ T7588] ? _copy_from_user+0xd6/0x110 [ 82.272271][ T7588] ? __kasan_check_read+0x11/0x20 [ 82.277270][ T7588] ? copy_mount_options+0x77/0x2c0 [ 82.282359][ T7588] ksys_mount+0xba/0xe0 [ 82.286492][ T7588] __x64_sys_mount+0xb9/0x150 [ 82.291149][ T7588] do_syscall_64+0xd0/0x5e0 [ 82.295629][ T7588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.301495][ T7588] RIP: 0033:0x458da9 [ 82.305365][ T7588] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.324964][ T7588] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.333449][ T7588] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 82.341400][ T7588] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 82.349347][ T7588] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 82.357294][ T7588] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 82.365253][ T7588] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 82.373217][ T7591] CPU: 0 PID: 7591 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 2019/11/09 19:55:58 executed programs: 65 [ 82.376375][ T26] audit: type=1804 audit(1573329357.922:43): pid=7591 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/11/file0" dev="sda1" ino=16582 res=1 [ 82.381020][ T7591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.381025][ T7591] Call Trace: [ 82.419456][ T7591] dump_stack+0x12d/0x187 [ 82.424051][ T7591] should_fail.cold.4+0x5/0x13 [ 82.428798][ T7591] ? fault_create_debugfs_attr+0x150/0x150 [ 82.434599][ T7591] ? ___might_sleep+0x16b/0x2b0 [ 82.439479][ T7591] __should_failslab+0xba/0xf0 [ 82.444245][ T7591] should_failslab+0x9/0x14 [ 82.448753][ T7591] __kmalloc+0x2eb/0x790 [ 82.450986][ T7598] FAULT_INJECTION: forcing a failure. [ 82.450986][ T7598] name failslab, interval 1, probability 0, space 0, times 0 [ 82.452995][ T7591] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 82.453005][ T7591] p9_fcall_init.isra.2+0x55/0x1c0 [ 82.453013][ T7591] p9_client_prepare_req.part.5+0x116/0x670 [ 82.453023][ T7591] p9_client_rpc+0x174/0xe50 [ 82.475947][ T7591] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 82.486436][ T7591] ? p9_client_prepare_req.part.5+0x670/0x670 [ 82.486450][ T7591] ? free_object+0x70/0x70 [ 82.486459][ T7591] ? ksys_dup3+0x2e0/0x2e0 [ 82.486468][ T7591] ? lockdep_init_map+0x1b6/0x6c0 [ 82.486475][ T7591] ? __kasan_check_write+0x14/0x20 [ 82.486480][ T7591] ? p9_conn_create+0x3c2/0x4e0 [ 82.486489][ T7591] ? p9_conn_create+0x4e0/0x4e0 [ 82.486500][ T7591] p9_client_create+0x7ec/0x10e0 [ 82.486512][ T7591] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 82.486519][ T7591] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.486525][ T7591] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.486529][ T7591] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.486538][ T7591] ? __kmalloc_track_caller+0x60e/0x780 [ 82.486545][ T7591] ? __x64_sys_mount+0xb9/0x150 [ 82.486551][ T7591] ? do_syscall_64+0xd0/0x5e0 [ 82.486556][ T7591] ? lockdep_init_map+0x1b6/0x6c0 [ 82.486570][ T7591] v9fs_session_init+0x1ed/0x14c0 [ 82.486576][ T7591] ? v9fs_session_init+0x1ed/0x14c0 [ 82.502809][ T7591] ? lock_downgrade+0x900/0x900 [ 82.502816][ T7591] ? __kasan_check_write+0x14/0x20 [ 82.502825][ T7591] ? v9fs_show_options+0x6c0/0x6c0 [ 82.502836][ T7591] ? v9fs_mount+0x55/0x7f0 [ 82.511051][ T7601] FAULT_INJECTION: forcing a failure. [ 82.511051][ T7601] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 82.512230][ T7591] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.623724][ T7591] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 82.629767][ T7591] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 82.635550][ T7591] ? kmem_cache_alloc_trace+0x39e/0x780 [ 82.641424][ T7591] v9fs_mount+0x72/0x7f0 [ 82.645644][ T7591] ? v9fs_write_inode+0x50/0x50 [ 82.650472][ T7591] legacy_get_tree+0x103/0x1f0 [ 82.655227][ T7591] vfs_get_tree+0x8b/0x2d0 [ 82.659618][ T7591] ? capable+0x14/0x20 [ 82.663686][ T7591] do_mount+0x1281/0x1b60 [ 82.668004][ T7591] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.673539][ T7591] ? copy_mount_string+0x20/0x20 [ 82.678451][ T7591] ? kmem_cache_alloc_trace+0x39e/0x780 [ 82.683967][ T7591] ? __kasan_check_write+0x14/0x20 [ 82.689051][ T7591] ? _copy_from_user+0xd6/0x110 [ 82.693873][ T7591] ? __kasan_check_read+0x11/0x20 [ 82.698869][ T7591] ? copy_mount_options+0x77/0x2c0 [ 82.703954][ T7591] ksys_mount+0xba/0xe0 [ 82.708111][ T7591] __x64_sys_mount+0xb9/0x150 [ 82.712773][ T7591] do_syscall_64+0xd0/0x5e0 [ 82.717394][ T7591] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.723294][ T7591] RIP: 0033:0x458da9 [ 82.727177][ T7591] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 82.746784][ T7591] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 82.755280][ T7591] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 82.763324][ T7591] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 82.771273][ T7591] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 82.779231][ T7591] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 82.787308][ T7591] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 82.795289][ T7601] CPU: 1 PID: 7601 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 82.802068][ T7602] FAULT_INJECTION: forcing a failure. [ 82.802068][ T7602] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 82.803235][ T7601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 82.826557][ T7601] Call Trace: [ 82.829829][ T7601] dump_stack+0x12d/0x187 [ 82.834147][ T7601] should_fail.cold.4+0x5/0x13 [ 82.838891][ T7601] ? kmem_cache_alloc+0x121/0x750 [ 82.844075][ T7601] ? fault_create_debugfs_attr+0x150/0x150 [ 82.849852][ T7601] ? vfs_get_tree+0x8b/0x2d0 [ 82.854414][ T7601] ? do_mount+0x1281/0x1b60 [ 82.858900][ T7601] ? ksys_mount+0xba/0xe0 [ 82.863219][ T7601] ? __x64_sys_mount+0xb9/0x150 [ 82.868042][ T7601] ? do_syscall_64+0xd0/0x5e0 [ 82.872690][ T7601] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 82.878733][ T7601] should_fail_alloc_page+0x50/0x60 [ 82.883903][ T7601] __alloc_pages_nodemask+0x17f/0x880 [ 82.890032][ T7601] ? __alloc_pages_slowpath+0x2570/0x2570 [ 82.895814][ T7601] cache_grow_begin+0x92/0xd60 [ 82.900551][ T7601] ? __kmalloc+0xc5/0x790 [ 82.904868][ T7601] ? trace_hardirqs_off+0x41/0x1a0 [ 82.909967][ T7601] __kmalloc+0x6cd/0x790 [ 82.914201][ T7601] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 82.919472][ T7601] p9_fcall_init.isra.2+0x55/0x1c0 [ 82.924557][ T7601] p9_client_prepare_req.part.5+0x96/0x670 [ 82.930342][ T7601] p9_client_rpc+0x174/0xe50 [ 82.934903][ T7601] ? trace_hardirqs_on+0x28/0x1b0 [ 82.939904][ T7601] ? __kasan_check_read+0x11/0x20 [ 82.944901][ T7601] ? p9_client_prepare_req.part.5+0x670/0x670 [ 82.950946][ T7601] ? add_wait_queue+0x107/0x160 [ 82.955770][ T7601] ? p9_pollwait+0x182/0x210 [ 82.960366][ T7601] ? pipe_poll+0x7e/0x2a0 [ 82.964677][ T7601] ? p9_fd_poll+0x19b/0x2a0 [ 82.969168][ T7601] ? p9_conn_create+0x399/0x4e0 [ 82.974010][ T7601] ? p9_conn_create+0x4e0/0x4e0 [ 82.978849][ T7601] p9_client_create+0x7ec/0x10e0 [ 82.983776][ T7601] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 82.989816][ T7601] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 82.995424][ T7601] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.001473][ T7601] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.007255][ T7601] ? __kmalloc_track_caller+0x60e/0x780 [ 83.012796][ T7601] ? __x64_sys_mount+0xb9/0x150 [ 83.017622][ T7601] ? lockdep_init_map+0x1b6/0x6c0 [ 83.022640][ T7601] v9fs_session_init+0x1ed/0x14c0 [ 83.027650][ T7601] ? v9fs_session_init+0x1ed/0x14c0 [ 83.032825][ T7601] ? lock_downgrade+0x900/0x900 [ 83.037675][ T7601] ? __kasan_check_write+0x14/0x20 [ 83.042757][ T7601] ? v9fs_show_options+0x6c0/0x6c0 [ 83.047842][ T7601] ? v9fs_mount+0x55/0x7f0 [ 83.052230][ T7601] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.057746][ T7601] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.063796][ T7601] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.069584][ T7601] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.075107][ T7601] v9fs_mount+0x72/0x7f0 [ 83.079322][ T7601] ? v9fs_write_inode+0x50/0x50 [ 83.084148][ T7601] legacy_get_tree+0x103/0x1f0 [ 83.088889][ T7601] vfs_get_tree+0x8b/0x2d0 [ 83.093287][ T7601] ? capable+0x14/0x20 [ 83.097331][ T7601] do_mount+0x1281/0x1b60 [ 83.101639][ T7601] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.107184][ T7601] ? copy_mount_string+0x20/0x20 [ 83.112117][ T7601] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.117654][ T7601] ? __kasan_check_read+0x11/0x20 [ 83.122650][ T7601] ? copy_mount_options+0x77/0x2c0 [ 83.127734][ T7601] ksys_mount+0xba/0xe0 [ 83.131870][ T7601] __x64_sys_mount+0xb9/0x150 [ 83.136520][ T7601] do_syscall_64+0xd0/0x5e0 [ 83.141029][ T7601] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.146897][ T7601] RIP: 0033:0x458da9 [ 83.150766][ T7601] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.170560][ T7601] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.178950][ T7601] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 83.186915][ T7601] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 83.194863][ T7601] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 83.202809][ T7601] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 83.210903][ T7601] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 83.218868][ T7602] CPU: 0 PID: 7602 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 83.226671][ T7602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.236704][ T7602] Call Trace: [ 83.239972][ T7602] dump_stack+0x12d/0x187 [ 83.244277][ T7602] should_fail.cold.4+0x5/0x13 [ 83.249067][ T7602] ? do_mount+0x1281/0x1b60 [ 83.253567][ T7602] ? fault_create_debugfs_attr+0x150/0x150 [ 83.259346][ T7602] ? find_held_lock+0x36/0x1d0 [ 83.264099][ T7602] should_fail_alloc_page+0x50/0x60 [ 83.269281][ T7602] __alloc_pages_nodemask+0x17f/0x880 [ 83.274660][ T7602] ? cache_grow_end+0xa8/0x190 [ 83.279399][ T7602] ? __alloc_pages_slowpath+0x2570/0x2570 [ 83.285094][ T7602] ? do_raw_spin_lock+0x123/0x2d0 [ 83.290104][ T7602] cache_grow_begin+0x92/0xd60 [ 83.294854][ T7602] ? __kmalloc+0xc5/0x790 [ 83.299161][ T7602] ? trace_hardirqs_off+0x41/0x1a0 [ 83.304246][ T7602] __kmalloc+0x6cd/0x790 [ 83.308462][ T7602] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 83.313718][ T7602] p9_fcall_init.isra.2+0x55/0x1c0 [ 83.318801][ T7602] p9_client_prepare_req.part.5+0x116/0x670 [ 83.324689][ T7602] p9_client_rpc+0x174/0xe50 [ 83.329271][ T7602] ? trace_hardirqs_on+0x28/0x1b0 [ 83.334320][ T7602] ? __kasan_check_read+0x11/0x20 [ 83.339338][ T7602] ? p9_client_prepare_req.part.5+0x670/0x670 [ 83.345479][ T7602] ? add_wait_queue+0x107/0x160 [ 83.350346][ T7602] ? p9_pollwait+0x182/0x210 [ 83.354921][ T7602] ? pipe_poll+0x7e/0x2a0 [ 83.359225][ T7602] ? p9_fd_poll+0x19b/0x2a0 [ 83.363743][ T7602] ? p9_conn_create+0x399/0x4e0 [ 83.368597][ T7602] ? p9_conn_create+0x4e0/0x4e0 [ 83.373423][ T7602] p9_client_create+0x7ec/0x10e0 [ 83.378350][ T7602] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 83.384420][ T7602] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.389936][ T7602] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.395973][ T7602] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.401757][ T7602] ? __kmalloc_track_caller+0x60e/0x780 [ 83.407275][ T7602] ? __x64_sys_mount+0xb9/0x150 [ 83.412097][ T7602] ? do_syscall_64+0xd0/0x5e0 [ 83.417005][ T7602] ? lockdep_init_map+0x1b6/0x6c0 [ 83.422022][ T7602] v9fs_session_init+0x1ed/0x14c0 [ 83.427053][ T7602] ? v9fs_session_init+0x1ed/0x14c0 [ 83.432241][ T7602] ? find_held_lock+0x36/0x1d0 [ 83.436980][ T7602] ? v9fs_show_options+0x6c0/0x6c0 [ 83.442854][ T7602] ? v9fs_mount+0x55/0x7f0 [ 83.447241][ T7602] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.452757][ T7602] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.458793][ T7602] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.464579][ T7602] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.470110][ T7602] v9fs_mount+0x72/0x7f0 [ 83.475126][ T7602] ? v9fs_write_inode+0x50/0x50 [ 83.481267][ T7602] legacy_get_tree+0x103/0x1f0 [ 83.486018][ T7602] vfs_get_tree+0x8b/0x2d0 [ 83.490492][ T7602] ? capable+0x14/0x20 [ 83.494548][ T7602] do_mount+0x1281/0x1b60 [ 83.498849][ T7602] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.504371][ T7602] ? copy_mount_string+0x20/0x20 [ 83.509282][ T7602] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.514884][ T7602] ? __kasan_check_write+0x14/0x20 [ 83.520019][ T7602] ? _copy_from_user+0xd6/0x110 [ 83.524856][ T7602] ? __kasan_check_read+0x11/0x20 [ 83.530026][ T7602] ? copy_mount_options+0x77/0x2c0 [ 83.535374][ T7602] ksys_mount+0xba/0xe0 [ 83.539507][ T7602] __x64_sys_mount+0xb9/0x150 [ 83.544164][ T7602] do_syscall_64+0xd0/0x5e0 [ 83.548644][ T7602] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.554515][ T7602] RIP: 0033:0x458da9 [ 83.558405][ T7602] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.578182][ T7602] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.587178][ T7602] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 83.595701][ T7602] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 83.603648][ T7602] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 83.611944][ T7602] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 83.619957][ T7602] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 83.634245][ T7598] CPU: 0 PID: 7598 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 83.642076][ T7598] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 83.652125][ T7598] Call Trace: [ 83.655403][ T7598] dump_stack+0x12d/0x187 [ 83.659735][ T7598] should_fail.cold.4+0x5/0x13 [ 83.664560][ T7598] ? fault_create_debugfs_attr+0x150/0x150 [ 83.670440][ T7598] ? ___might_sleep+0x16b/0x2b0 [ 83.675439][ T7598] __should_failslab+0xba/0xf0 [ 83.680274][ T7598] should_failslab+0x9/0x14 [ 83.685206][ T7598] __kmalloc+0x2eb/0x790 [ 83.689889][ T7598] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 83.695878][ T7598] p9_fcall_init.isra.2+0x55/0x1c0 [ 83.701175][ T7598] p9_client_prepare_req.part.5+0x116/0x670 [ 83.707673][ T7598] p9_client_rpc+0x174/0xe50 [ 83.712254][ T7598] ? trace_hardirqs_on+0x28/0x1b0 [ 83.717266][ T7598] ? __kasan_check_read+0x11/0x20 [ 83.722292][ T7598] ? p9_client_prepare_req.part.5+0x670/0x670 [ 83.728428][ T7598] ? add_wait_queue+0x107/0x160 [ 83.733278][ T7598] ? p9_pollwait+0x182/0x210 [ 83.737846][ T7598] ? pipe_poll+0x7e/0x2a0 [ 83.742148][ T7598] ? p9_fd_poll+0x19b/0x2a0 [ 83.746624][ T7598] ? p9_conn_create+0x399/0x4e0 [ 83.751467][ T7598] ? p9_conn_create+0x4e0/0x4e0 [ 83.756295][ T7598] p9_client_create+0x7ec/0x10e0 [ 83.761225][ T7598] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 83.767278][ T7598] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.772811][ T7598] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.778945][ T7598] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.784738][ T7598] ? __kmalloc_track_caller+0x60e/0x780 [ 83.790262][ T7598] ? __x64_sys_mount+0xb9/0x150 [ 83.795098][ T7598] ? do_syscall_64+0xd0/0x5e0 [ 83.799746][ T7598] ? lockdep_init_map+0x1b6/0x6c0 [ 83.804754][ T7598] v9fs_session_init+0x1ed/0x14c0 [ 83.809855][ T7598] ? v9fs_session_init+0x1ed/0x14c0 [ 83.815027][ T7598] ? find_held_lock+0x36/0x1d0 [ 83.819789][ T7598] ? v9fs_show_options+0x6c0/0x6c0 [ 83.824878][ T7598] ? v9fs_mount+0x55/0x7f0 [ 83.829293][ T7598] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.834812][ T7598] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 83.840852][ T7598] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 83.846633][ T7598] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.852241][ T7598] v9fs_mount+0x72/0x7f0 [ 83.856457][ T7598] ? v9fs_write_inode+0x50/0x50 [ 83.861281][ T7598] legacy_get_tree+0x103/0x1f0 [ 83.866028][ T7598] vfs_get_tree+0x8b/0x2d0 [ 83.870502][ T7598] ? capable+0x14/0x20 [ 83.874553][ T7598] do_mount+0x1281/0x1b60 [ 83.878855][ T7598] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 83.884386][ T7598] ? copy_mount_string+0x20/0x20 [ 83.889316][ T7598] ? kmem_cache_alloc_trace+0x39e/0x780 [ 83.894845][ T7598] ? __kasan_check_write+0x14/0x20 [ 83.899927][ T7598] ? _copy_from_user+0xd6/0x110 [ 83.904750][ T7598] ? __kasan_check_read+0x11/0x20 [ 83.909751][ T7598] ? copy_mount_options+0x77/0x2c0 [ 83.914844][ T7598] ksys_mount+0xba/0xe0 [ 83.918973][ T7598] __x64_sys_mount+0xb9/0x150 [ 83.923805][ T7598] do_syscall_64+0xd0/0x5e0 [ 83.928283][ T7598] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 83.934172][ T7598] RIP: 0033:0x458da9 [ 83.938053][ T7598] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 83.958153][ T7598] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 83.966551][ T7598] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 83.974495][ T7598] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 83.982960][ T7598] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 83.991089][ T7598] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 83.999057][ T7598] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 84.028711][ T7608] FAULT_INJECTION: forcing a failure. [ 84.028711][ T7608] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.042824][ T7608] CPU: 0 PID: 7608 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 84.042828][ T7608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.042831][ T7608] Call Trace: [ 84.042845][ T7608] dump_stack+0x12d/0x187 [ 84.042854][ T7608] should_fail.cold.4+0x5/0x13 [ 84.042860][ T7608] ? do_mount+0x1281/0x1b60 [ 84.042866][ T7608] ? fault_create_debugfs_attr+0x150/0x150 [ 84.042873][ T7608] ? __schedule+0x8d2/0x19f0 [ 84.042885][ T7608] should_fail_alloc_page+0x50/0x60 [ 84.042890][ T7608] __alloc_pages_nodemask+0x17f/0x880 [ 84.042897][ T7608] ? __alloc_pages_slowpath+0x2570/0x2570 [ 84.042911][ T7608] cache_grow_begin+0x92/0xd60 [ 84.061169][ T7612] FAULT_INJECTION: forcing a failure. [ 84.061169][ T7612] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.064014][ T7608] ? __kmalloc+0xc5/0x790 [ 84.126221][ T7608] ? trace_hardirqs_off+0x41/0x1a0 [ 84.131305][ T7608] __kmalloc+0x6cd/0x790 [ 84.135520][ T7608] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 84.140777][ T7608] p9_fcall_init.isra.2+0x55/0x1c0 [ 84.146382][ T7608] p9_client_prepare_req.part.5+0x116/0x670 [ 84.152309][ T7608] p9_client_rpc+0x174/0xe50 [ 84.156868][ T7608] ? trace_hardirqs_on+0x28/0x1b0 [ 84.161880][ T7608] ? __kasan_check_read+0x11/0x20 [ 84.166913][ T7608] ? p9_client_prepare_req.part.5+0x670/0x670 [ 84.172969][ T7608] ? add_wait_queue+0x107/0x160 [ 84.177816][ T7608] ? p9_pollwait+0x182/0x210 [ 84.182402][ T7608] ? pipe_poll+0x7e/0x2a0 [ 84.186710][ T7608] ? p9_fd_poll+0x19b/0x2a0 [ 84.191255][ T7608] ? p9_conn_create+0x399/0x4e0 [ 84.196090][ T7608] ? p9_conn_create+0x4e0/0x4e0 [ 84.200916][ T7608] p9_client_create+0x7ec/0x10e0 [ 84.205834][ T7608] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 84.211892][ T7608] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.217409][ T7608] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.223454][ T7608] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.229233][ T7608] ? __kmalloc_track_caller+0x60e/0x780 [ 84.234923][ T7608] ? __x64_sys_mount+0xb9/0x150 [ 84.239744][ T7608] ? do_syscall_64+0xd0/0x5e0 [ 84.244399][ T7608] ? lockdep_init_map+0x1b6/0x6c0 [ 84.249398][ T7608] v9fs_session_init+0x1ed/0x14c0 [ 84.254391][ T7608] ? v9fs_session_init+0x1ed/0x14c0 [ 84.259558][ T7608] ? find_held_lock+0x36/0x1d0 [ 84.264305][ T7608] ? v9fs_show_options+0x6c0/0x6c0 [ 84.269388][ T7608] ? v9fs_mount+0x55/0x7f0 [ 84.273776][ T7608] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.279317][ T7608] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.285354][ T7608] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.291131][ T7608] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.296652][ T7608] v9fs_mount+0x72/0x7f0 [ 84.300865][ T7608] ? v9fs_write_inode+0x50/0x50 [ 84.305703][ T7608] legacy_get_tree+0x103/0x1f0 [ 84.310450][ T7608] vfs_get_tree+0x8b/0x2d0 [ 84.314868][ T7608] ? capable+0x14/0x20 [ 84.318938][ T7608] do_mount+0x1281/0x1b60 [ 84.323265][ T7608] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.328794][ T7608] ? copy_mount_string+0x20/0x20 [ 84.333721][ T7608] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.339412][ T7608] ? __kasan_check_write+0x14/0x20 [ 84.344510][ T7608] ? _copy_from_user+0xd6/0x110 [ 84.349350][ T7608] ? __kasan_check_read+0x11/0x20 [ 84.354354][ T7608] ? copy_mount_options+0x77/0x2c0 [ 84.359439][ T7608] ksys_mount+0xba/0xe0 [ 84.363569][ T7608] __x64_sys_mount+0xb9/0x150 [ 84.368233][ T7608] do_syscall_64+0xd0/0x5e0 [ 84.372719][ T7608] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.378583][ T7608] RIP: 0033:0x458da9 [ 84.382453][ T7608] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.402037][ T7608] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.410420][ T7608] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 84.418367][ T7608] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 84.426329][ T7608] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 84.434276][ T7608] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 84.442221][ T7608] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 84.450193][ T7612] CPU: 1 PID: 7612 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 84.457999][ T7612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.468038][ T7612] Call Trace: [ 84.471480][ T7612] dump_stack+0x12d/0x187 [ 84.475783][ T7612] should_fail.cold.4+0x5/0x13 [ 84.480515][ T7612] ? do_mount+0x1281/0x1b60 [ 84.484989][ T7612] ? fault_create_debugfs_attr+0x150/0x150 [ 84.490769][ T7612] ? find_held_lock+0x36/0x1d0 [ 84.495513][ T7612] should_fail_alloc_page+0x50/0x60 [ 84.500689][ T7612] __alloc_pages_nodemask+0x17f/0x880 [ 84.506031][ T7612] ? cache_grow_end+0xa8/0x190 [ 84.510855][ T7612] ? __alloc_pages_slowpath+0x2570/0x2570 [ 84.516539][ T7612] ? do_raw_spin_lock+0x123/0x2d0 [ 84.521536][ T7612] cache_grow_begin+0x92/0xd60 [ 84.526266][ T7612] ? __kmalloc+0xc5/0x790 [ 84.530567][ T7612] ? trace_hardirqs_off+0x41/0x1a0 [ 84.535673][ T7612] __kmalloc+0x6cd/0x790 [ 84.539888][ T7612] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 84.545143][ T7612] p9_fcall_init.isra.2+0x55/0x1c0 [ 84.550227][ T7612] p9_client_prepare_req.part.5+0x116/0x670 [ 84.556092][ T7612] p9_client_rpc+0x174/0xe50 [ 84.560652][ T7612] ? trace_hardirqs_on+0x28/0x1b0 [ 84.565646][ T7612] ? __kasan_check_read+0x11/0x20 [ 84.570644][ T7612] ? p9_client_prepare_req.part.5+0x670/0x670 [ 84.576688][ T7612] ? add_wait_queue+0x107/0x160 [ 84.581507][ T7612] ? p9_pollwait+0x182/0x210 [ 84.586067][ T7612] ? pipe_poll+0x7e/0x2a0 [ 84.590367][ T7612] ? p9_fd_poll+0x19b/0x2a0 [ 84.594841][ T7612] ? p9_conn_create+0x399/0x4e0 [ 84.599663][ T7612] ? p9_conn_create+0x4e0/0x4e0 [ 84.604484][ T7612] p9_client_create+0x7ec/0x10e0 [ 84.609397][ T7612] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 84.615433][ T7612] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.621054][ T7612] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.627107][ T7612] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.632892][ T7612] ? __kmalloc_track_caller+0x60e/0x780 [ 84.638429][ T7612] ? __x64_sys_mount+0xb9/0x150 [ 84.643251][ T7612] ? do_syscall_64+0xd0/0x5e0 [ 84.647915][ T7612] ? lockdep_init_map+0x1b6/0x6c0 [ 84.652922][ T7612] v9fs_session_init+0x1ed/0x14c0 [ 84.657917][ T7612] ? v9fs_session_init+0x1ed/0x14c0 [ 84.663095][ T7612] ? find_held_lock+0x36/0x1d0 [ 84.667848][ T7612] ? v9fs_show_options+0x6c0/0x6c0 [ 84.672940][ T7612] ? v9fs_mount+0x55/0x7f0 [ 84.677336][ T7612] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.682850][ T7612] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.688886][ T7612] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.694663][ T7612] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.700189][ T7612] v9fs_mount+0x72/0x7f0 [ 84.704416][ T7612] ? v9fs_write_inode+0x50/0x50 [ 84.709239][ T7612] legacy_get_tree+0x103/0x1f0 [ 84.713984][ T7612] vfs_get_tree+0x8b/0x2d0 [ 84.718369][ T7612] ? capable+0x14/0x20 [ 84.722420][ T7612] do_mount+0x1281/0x1b60 [ 84.726730][ T7612] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.732246][ T7612] ? copy_mount_string+0x20/0x20 [ 84.737154][ T7612] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.742666][ T7612] ? __kasan_check_write+0x14/0x20 [ 84.747745][ T7612] ? _copy_from_user+0xd6/0x110 [ 84.752576][ T7612] ? __kasan_check_read+0x11/0x20 [ 84.757572][ T7612] ? copy_mount_options+0x77/0x2c0 [ 84.762658][ T7612] ksys_mount+0xba/0xe0 [ 84.766785][ T7612] __x64_sys_mount+0xb9/0x150 [ 84.771464][ T7612] do_syscall_64+0xd0/0x5e0 [ 84.776097][ T7612] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.782012][ T7612] RIP: 0033:0x458da9 [ 84.785886][ T7612] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.805470][ T7612] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.813877][ T7612] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 84.821820][ T7612] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 84.829776][ T7612] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 84.837722][ T7612] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 84.845667][ T7612] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 84.856096][ T7613] FAULT_INJECTION: forcing a failure. [ 84.856096][ T7613] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.869317][ T7613] CPU: 0 PID: 7613 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 84.877104][ T7613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 84.877108][ T7613] Call Trace: [ 84.877121][ T7613] dump_stack+0x12d/0x187 [ 84.877133][ T7613] should_fail.cold.4+0x5/0x13 [ 84.877140][ T7613] ? do_mount+0x1281/0x1b60 [ 84.877147][ T7613] ? fault_create_debugfs_attr+0x150/0x150 [ 84.877157][ T7613] ? find_held_lock+0x36/0x1d0 [ 84.877166][ T7613] should_fail_alloc_page+0x50/0x60 [ 84.877171][ T7613] __alloc_pages_nodemask+0x17f/0x880 [ 84.877176][ T7613] ? cache_grow_end+0xa8/0x190 [ 84.877183][ T7613] ? __alloc_pages_slowpath+0x2570/0x2570 [ 84.877187][ T7613] ? do_raw_spin_lock+0x123/0x2d0 [ 84.877200][ T7613] cache_grow_begin+0x92/0xd60 [ 84.877204][ T7613] ? __kmalloc+0xc5/0x790 [ 84.877210][ T7613] ? trace_hardirqs_off+0x41/0x1a0 [ 84.877217][ T7613] __kmalloc+0x6cd/0x790 [ 84.877227][ T7613] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 84.877236][ T7613] p9_fcall_init.isra.2+0x55/0x1c0 [ 84.877243][ T7613] p9_client_prepare_req.part.5+0x116/0x670 [ 84.877253][ T7613] p9_client_rpc+0x174/0xe50 [ 84.877259][ T7613] ? trace_hardirqs_on+0x28/0x1b0 [ 84.895925][ T7613] ? __kasan_check_read+0x11/0x20 [ 84.895937][ T7613] ? p9_client_prepare_req.part.5+0x670/0x670 [ 84.895945][ T7613] ? add_wait_queue+0x107/0x160 [ 84.895953][ T7613] ? p9_pollwait+0x182/0x210 [ 84.895963][ T7613] ? pipe_poll+0x7e/0x2a0 [ 84.895972][ T7613] ? p9_fd_poll+0x19b/0x2a0 [ 84.906802][ T7617] FAULT_INJECTION: forcing a failure. [ 84.906802][ T7617] name failslab, interval 1, probability 0, space 0, times 0 [ 84.912582][ T7613] ? p9_conn_create+0x399/0x4e0 [ 84.912592][ T7613] ? p9_conn_create+0x4e0/0x4e0 [ 84.912604][ T7613] p9_client_create+0x7ec/0x10e0 [ 84.918105][ T26] audit: type=1804 audit(1573329360.902:44): pid=7617 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/11/file0" dev="sda1" ino=16605 res=1 [ 84.922524][ T7613] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 84.922532][ T7613] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.922538][ T7613] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.922545][ T7613] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.938332][ T7613] ? __kmalloc_track_caller+0x60e/0x780 [ 84.938339][ T7613] ? __x64_sys_mount+0xb9/0x150 [ 84.938346][ T7613] ? do_syscall_64+0xd0/0x5e0 [ 84.938352][ T7613] ? lockdep_init_map+0x1b6/0x6c0 [ 84.938366][ T7613] v9fs_session_init+0x1ed/0x14c0 [ 84.938371][ T7613] ? v9fs_session_init+0x1ed/0x14c0 [ 84.938377][ T7613] ? find_held_lock+0x36/0x1d0 [ 84.938388][ T7613] ? v9fs_show_options+0x6c0/0x6c0 [ 84.938395][ T7613] ? v9fs_mount+0x55/0x7f0 [ 84.938403][ T7613] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.938409][ T7613] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 84.948238][ T7613] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 84.948247][ T7613] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.948260][ T7613] v9fs_mount+0x72/0x7f0 [ 84.948268][ T7613] ? v9fs_write_inode+0x50/0x50 [ 84.948276][ T7613] legacy_get_tree+0x103/0x1f0 [ 84.948285][ T7613] vfs_get_tree+0x8b/0x2d0 [ 84.948290][ T7613] ? capable+0x14/0x20 [ 84.948298][ T7613] do_mount+0x1281/0x1b60 [ 84.948305][ T7613] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 84.948312][ T7613] ? copy_mount_string+0x20/0x20 [ 84.948318][ T7613] ? kmem_cache_alloc_trace+0x39e/0x780 [ 84.948324][ T7613] ? __kasan_check_write+0x14/0x20 [ 84.948331][ T7613] ? _copy_from_user+0xd6/0x110 [ 84.948339][ T7613] ? __kasan_check_read+0x11/0x20 [ 84.948343][ T7613] ? copy_mount_options+0x77/0x2c0 [ 84.948351][ T7613] ksys_mount+0xba/0xe0 [ 84.948359][ T7613] __x64_sys_mount+0xb9/0x150 [ 84.948369][ T7613] do_syscall_64+0xd0/0x5e0 [ 84.948377][ T7613] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 84.948382][ T7613] RIP: 0033:0x458da9 [ 84.948389][ T7613] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 84.948392][ T7613] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 84.948397][ T7613] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 84.948400][ T7613] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 84.948403][ T7613] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 84.948406][ T7613] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 84.948410][ T7613] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 84.975067][ T7617] CPU: 0 PID: 7617 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 84.992580][ T7621] FAULT_INJECTION: forcing a failure. [ 84.992580][ T7621] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 84.993358][ T7617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.346361][ T7617] Call Trace: [ 85.349652][ T7617] dump_stack+0x12d/0x187 [ 85.353961][ T7617] should_fail.cold.4+0x5/0x13 [ 85.358704][ T7617] ? fault_create_debugfs_attr+0x150/0x150 [ 85.364490][ T7617] ? ___might_sleep+0x16b/0x2b0 [ 85.369315][ T7617] __should_failslab+0xba/0xf0 [ 85.374053][ T7617] should_failslab+0x9/0x14 [ 85.378527][ T7617] __kmalloc+0x2eb/0x790 [ 85.382754][ T7617] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 85.388014][ T7617] p9_fcall_init.isra.2+0x55/0x1c0 [ 85.393120][ T7617] p9_client_prepare_req.part.5+0x116/0x670 [ 85.398984][ T7617] p9_client_rpc+0x174/0xe50 [ 85.403547][ T7617] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 85.409328][ T7617] ? p9_client_prepare_req.part.5+0x670/0x670 [ 85.415369][ T7617] ? free_object+0x70/0x70 [ 85.419759][ T7617] ? ksys_dup3+0x2e0/0x2e0 [ 85.424155][ T7617] ? lockdep_init_map+0x1b6/0x6c0 [ 85.429148][ T7617] ? __kasan_check_write+0x14/0x20 [ 85.434236][ T7617] ? p9_conn_create+0x3c2/0x4e0 [ 85.440055][ T7617] ? p9_conn_create+0x4e0/0x4e0 [ 85.444883][ T7617] p9_client_create+0x7ec/0x10e0 [ 85.449795][ T7617] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 85.455837][ T7617] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.461353][ T7617] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.467390][ T7617] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.473183][ T7617] ? __kmalloc_track_caller+0x60e/0x780 [ 85.478700][ T7617] ? __x64_sys_mount+0xb9/0x150 [ 85.483535][ T7617] ? lockdep_init_map+0x1b6/0x6c0 [ 85.488536][ T7617] v9fs_session_init+0x1ed/0x14c0 [ 85.493532][ T7617] ? v9fs_session_init+0x1ed/0x14c0 [ 85.498704][ T7617] ? find_held_lock+0x36/0x1d0 [ 85.503443][ T7617] ? v9fs_show_options+0x6c0/0x6c0 [ 85.508527][ T7617] ? v9fs_mount+0x55/0x7f0 [ 85.512917][ T7617] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.518437][ T7617] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.524571][ T7617] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.530355][ T7617] ? kmem_cache_alloc_trace+0x39e/0x780 [ 85.535877][ T7617] v9fs_mount+0x72/0x7f0 [ 85.540094][ T7617] ? v9fs_write_inode+0x50/0x50 [ 85.544935][ T7617] legacy_get_tree+0x103/0x1f0 [ 85.549686][ T7617] vfs_get_tree+0x8b/0x2d0 [ 85.554071][ T7617] ? capable+0x14/0x20 [ 85.558114][ T7617] do_mount+0x1281/0x1b60 [ 85.562423][ T7617] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.567940][ T7617] ? copy_mount_string+0x20/0x20 [ 85.572851][ T7617] ? kmem_cache_alloc_trace+0x39e/0x780 [ 85.578381][ T7617] ? __kasan_check_read+0x11/0x20 [ 85.583374][ T7617] ? copy_mount_options+0x77/0x2c0 [ 85.588459][ T7617] ksys_mount+0xba/0xe0 [ 85.592588][ T7617] __x64_sys_mount+0xb9/0x150 [ 85.597250][ T7617] do_syscall_64+0xd0/0x5e0 [ 85.601731][ T7617] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.607598][ T7617] RIP: 0033:0x458da9 [ 85.611488][ T7617] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.631070][ T7617] RSP: 002b:00007f23f1d08c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.639474][ T7617] RAX: ffffffffffffffda RBX: 00007f23f1d08c90 RCX: 0000000000458da9 [ 85.647429][ T7617] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 85.655377][ T7617] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 85.663341][ T7617] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d096d4 [ 85.671295][ T7617] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 85.679262][ T7621] CPU: 1 PID: 7621 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 85.687096][ T7621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 85.697154][ T7621] Call Trace: [ 85.697168][ T7621] dump_stack+0x12d/0x187 [ 85.697180][ T7621] should_fail.cold.4+0x5/0x13 [ 85.697187][ T7621] ? do_mount+0x1281/0x1b60 [ 85.697194][ T7621] ? fault_create_debugfs_attr+0x150/0x150 [ 85.697204][ T7621] ? find_held_lock+0x36/0x1d0 [ 85.697214][ T7621] should_fail_alloc_page+0x50/0x60 [ 85.697218][ T7621] __alloc_pages_nodemask+0x17f/0x880 [ 85.697223][ T7621] ? cache_grow_end+0xa8/0x190 [ 85.697229][ T7621] ? __alloc_pages_slowpath+0x2570/0x2570 [ 85.697235][ T7621] ? do_raw_spin_lock+0x123/0x2d0 [ 85.704928][ T7621] cache_grow_begin+0x92/0xd60 [ 85.704933][ T7621] ? __kmalloc+0xc5/0x790 [ 85.704941][ T7621] ? trace_hardirqs_off+0x41/0x1a0 [ 85.714179][ T7621] __kmalloc+0x6cd/0x790 [ 85.714190][ T7621] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 85.714198][ T7621] p9_fcall_init.isra.2+0x55/0x1c0 [ 85.714206][ T7621] p9_client_prepare_req.part.5+0x116/0x670 [ 85.724739][ T7621] p9_client_rpc+0x174/0xe50 [ 85.724747][ T7621] ? trace_hardirqs_on+0x28/0x1b0 [ 85.724757][ T7621] ? __kasan_check_read+0x11/0x20 [ 85.724765][ T7621] ? p9_client_prepare_req.part.5+0x670/0x670 [ 85.735286][ T7621] ? add_wait_queue+0x107/0x160 [ 85.735298][ T7621] ? p9_pollwait+0x182/0x210 [ 85.735307][ T7621] ? pipe_poll+0x7e/0x2a0 [ 85.735314][ T7621] ? p9_fd_poll+0x19b/0x2a0 [ 85.745764][ T7621] ? p9_conn_create+0x399/0x4e0 [ 85.745777][ T7621] ? p9_conn_create+0x4e0/0x4e0 [ 85.759849][ T7621] p9_client_create+0x7ec/0x10e0 [ 85.759865][ T7621] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 85.769217][ T7621] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.769223][ T7621] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.769234][ T7621] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.769243][ T7621] ? __kmalloc_track_caller+0x60e/0x780 [ 85.769254][ T7621] ? __x64_sys_mount+0xb9/0x150 [ 85.769262][ T7621] ? do_syscall_64+0xd0/0x5e0 [ 85.779606][ T7621] ? lockdep_init_map+0x1b6/0x6c0 [ 85.779619][ T7621] v9fs_session_init+0x1ed/0x14c0 [ 85.779628][ T7621] ? v9fs_session_init+0x1ed/0x14c0 [ 85.779636][ T7621] ? find_held_lock+0x36/0x1d0 [ 85.790440][ T7621] ? v9fs_show_options+0x6c0/0x6c0 [ 85.790449][ T7621] ? v9fs_mount+0x55/0x7f0 [ 85.790457][ T7621] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.790463][ T7621] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 85.790468][ T7621] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 85.790477][ T7621] ? kmem_cache_alloc_trace+0x39e/0x780 [ 85.790488][ T7621] v9fs_mount+0x72/0x7f0 [ 85.800479][ T7621] ? v9fs_write_inode+0x50/0x50 [ 85.800487][ T7621] legacy_get_tree+0x103/0x1f0 [ 85.800497][ T7621] vfs_get_tree+0x8b/0x2d0 [ 85.800502][ T7621] ? capable+0x14/0x20 [ 85.800509][ T7621] do_mount+0x1281/0x1b60 [ 85.800517][ T7621] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 85.800524][ T7621] ? copy_mount_string+0x20/0x20 [ 85.811396][ T7621] ? kmem_cache_alloc_trace+0x39e/0x780 [ 85.811402][ T7621] ? __kasan_check_write+0x14/0x20 [ 85.811410][ T7621] ? _copy_from_user+0xd6/0x110 [ 85.811416][ T7621] ? __kasan_check_read+0x11/0x20 [ 85.811424][ T7621] ? copy_mount_options+0x77/0x2c0 [ 85.895384][ T7632] FAULT_INJECTION: forcing a failure. [ 85.895384][ T7632] name failslab, interval 1, probability 0, space 0, times 0 [ 85.897959][ T7621] ksys_mount+0xba/0xe0 [ 85.897968][ T7621] __x64_sys_mount+0xb9/0x150 [ 85.897979][ T7621] do_syscall_64+0xd0/0x5e0 [ 85.897988][ T7621] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 85.897994][ T7621] RIP: 0033:0x458da9 [ 85.898000][ T7621] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 85.898002][ T7621] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 85.898010][ T7621] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 86.064176][ T7621] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 86.072141][ T7621] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 86.080087][ T7621] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 86.088064][ T7621] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 86.096034][ T7632] CPU: 0 PID: 7632 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 86.103838][ T7632] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.113901][ T7632] Call Trace: [ 86.117215][ T7632] dump_stack+0x12d/0x187 [ 86.121543][ T7632] should_fail.cold.4+0x5/0x13 [ 86.126298][ T7632] ? fault_create_debugfs_attr+0x150/0x150 [ 86.132096][ T7632] ? ___might_sleep+0x16b/0x2b0 [ 86.136955][ T7632] __should_failslab+0xba/0xf0 [ 86.141708][ T7632] should_failslab+0x9/0x14 [ 86.142745][ T7635] FAULT_INJECTION: forcing a failure. [ 86.142745][ T7635] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 86.146194][ T7632] __kmalloc+0x2eb/0x790 [ 86.164032][ T7632] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 86.169314][ T7632] p9_fcall_init.isra.2+0x55/0x1c0 [ 86.174421][ T7632] p9_client_prepare_req.part.5+0x116/0x670 [ 86.180291][ T7632] p9_client_rpc+0x174/0xe50 [ 86.184854][ T7632] ? trace_hardirqs_on+0x28/0x1b0 [ 86.189871][ T7632] ? __kasan_check_read+0x11/0x20 [ 86.194871][ T7632] ? p9_client_prepare_req.part.5+0x670/0x670 [ 86.200912][ T7632] ? add_wait_queue+0x107/0x160 [ 86.205734][ T7632] ? p9_pollwait+0x182/0x210 [ 86.210298][ T7632] ? pipe_poll+0x7e/0x2a0 [ 86.214600][ T7632] ? p9_fd_poll+0x19b/0x2a0 [ 86.219096][ T7632] ? p9_conn_create+0x399/0x4e0 [ 86.223922][ T7632] ? p9_conn_create+0x4e0/0x4e0 [ 86.228770][ T7632] p9_client_create+0x7ec/0x10e0 [ 86.233693][ T7632] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 86.239819][ T7632] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.245353][ T7632] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.251389][ T7632] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.257172][ T7632] ? __kmalloc_track_caller+0x60e/0x780 [ 86.262714][ T7632] ? __x64_sys_mount+0xb9/0x150 [ 86.267543][ T7632] ? do_syscall_64+0xd0/0x5e0 [ 86.272192][ T7632] ? lockdep_init_map+0x1b6/0x6c0 [ 86.277191][ T7632] v9fs_session_init+0x1ed/0x14c0 [ 86.282185][ T7632] ? v9fs_session_init+0x1ed/0x14c0 [ 86.287356][ T7632] ? lock_downgrade+0x900/0x900 [ 86.292186][ T7632] ? __kasan_check_write+0x14/0x20 [ 86.297268][ T7632] ? v9fs_show_options+0x6c0/0x6c0 [ 86.302369][ T7632] ? v9fs_mount+0x55/0x7f0 [ 86.306782][ T7632] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.312297][ T7632] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.318333][ T7632] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.324198][ T7632] ? kmem_cache_alloc_trace+0x39e/0x780 [ 86.329737][ T7632] v9fs_mount+0x72/0x7f0 [ 86.333968][ T7632] ? v9fs_write_inode+0x50/0x50 [ 86.338804][ T7632] legacy_get_tree+0x103/0x1f0 [ 86.343552][ T7632] vfs_get_tree+0x8b/0x2d0 [ 86.347968][ T7632] ? capable+0x14/0x20 [ 86.352042][ T7632] do_mount+0x1281/0x1b60 [ 86.356357][ T7632] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.361872][ T7632] ? copy_mount_string+0x20/0x20 [ 86.366781][ T7632] ? kmem_cache_alloc_trace+0x39e/0x780 [ 86.372561][ T7632] ? __kasan_check_write+0x14/0x20 [ 86.377738][ T7632] ? _copy_from_user+0xd6/0x110 [ 86.382559][ T7632] ? __kasan_check_read+0x11/0x20 [ 86.387564][ T7632] ? copy_mount_options+0x77/0x2c0 [ 86.392660][ T7632] ksys_mount+0xba/0xe0 [ 86.396792][ T7632] __x64_sys_mount+0xb9/0x150 [ 86.401442][ T7632] do_syscall_64+0xd0/0x5e0 [ 86.405922][ T7632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.411798][ T7632] RIP: 0033:0x458da9 [ 86.415676][ T7632] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.435257][ T7632] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.443640][ T7632] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 86.451584][ T7632] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 86.459533][ T7632] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 86.467480][ T7632] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 86.475425][ T7632] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 86.483410][ T7635] CPU: 1 PID: 7635 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 86.491206][ T7635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.491210][ T7635] Call Trace: [ 86.491222][ T7635] dump_stack+0x12d/0x187 [ 86.491233][ T7635] should_fail.cold.4+0x5/0x13 [ 86.491241][ T7635] ? kmem_cache_alloc+0x121/0x750 [ 86.509064][ T7635] ? fault_create_debugfs_attr+0x150/0x150 [ 86.524598][ T7635] ? vfs_get_tree+0x8b/0x2d0 [ 86.529180][ T7635] ? do_mount+0x1281/0x1b60 [ 86.533663][ T7635] ? ksys_mount+0xba/0xe0 [ 86.537968][ T7635] ? __x64_sys_mount+0xb9/0x150 [ 86.537975][ T7635] ? do_syscall_64+0xd0/0x5e0 [ 86.537982][ T7635] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.537992][ T7635] should_fail_alloc_page+0x50/0x60 [ 86.537997][ T7635] __alloc_pages_nodemask+0x17f/0x880 [ 86.538005][ T7635] ? __alloc_pages_slowpath+0x2570/0x2570 [ 86.552661][ T7643] FAULT_INJECTION: forcing a failure. [ 86.552661][ T7643] name failslab, interval 1, probability 0, space 0, times 0 [ 86.553543][ T7635] cache_grow_begin+0x92/0xd60 [ 86.587017][ T7635] ? __kmalloc+0xc5/0x790 [ 86.591321][ T7635] ? trace_hardirqs_off+0x41/0x1a0 [ 86.596417][ T7635] __kmalloc+0x6cd/0x790 [ 86.600638][ T7635] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 86.605894][ T7635] p9_fcall_init.isra.2+0x55/0x1c0 [ 86.610988][ T7635] p9_client_prepare_req.part.5+0x96/0x670 [ 86.616779][ T7635] p9_client_rpc+0x174/0xe50 [ 86.621342][ T7635] ? trace_hardirqs_on+0x28/0x1b0 [ 86.626353][ T7635] ? __kasan_check_read+0x11/0x20 [ 86.631348][ T7635] ? p9_client_prepare_req.part.5+0x670/0x670 [ 86.637391][ T7635] ? add_wait_queue+0x107/0x160 [ 86.642218][ T7635] ? p9_pollwait+0x182/0x210 [ 86.646779][ T7635] ? pipe_poll+0x7e/0x2a0 [ 86.651084][ T7635] ? p9_fd_poll+0x19b/0x2a0 [ 86.655560][ T7635] ? p9_conn_create+0x399/0x4e0 [ 86.660394][ T7635] ? p9_conn_create+0x4e0/0x4e0 [ 86.665220][ T7635] p9_client_create+0x7ec/0x10e0 [ 86.670142][ T7635] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 86.676188][ T7635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.681875][ T7635] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.687925][ T7635] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.693704][ T7635] ? __kmalloc_track_caller+0x60e/0x780 [ 86.699221][ T7635] ? __x64_sys_mount+0xb9/0x150 [ 86.704067][ T7635] ? do_syscall_64+0xd0/0x5e0 [ 86.708723][ T7635] ? lockdep_init_map+0x1b6/0x6c0 [ 86.713735][ T7635] v9fs_session_init+0x1ed/0x14c0 [ 86.718731][ T7635] ? v9fs_session_init+0x1ed/0x14c0 [ 86.723906][ T7635] ? lock_downgrade+0x900/0x900 [ 86.728723][ T7635] ? __kasan_check_write+0x14/0x20 [ 86.733805][ T7635] ? v9fs_show_options+0x6c0/0x6c0 [ 86.738890][ T7635] ? v9fs_mount+0x55/0x7f0 [ 86.743294][ T7635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.748808][ T7635] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 86.754947][ T7635] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 86.760735][ T7635] ? kmem_cache_alloc_trace+0x39e/0x780 [ 86.766254][ T7635] v9fs_mount+0x72/0x7f0 [ 86.770469][ T7635] ? v9fs_write_inode+0x50/0x50 [ 86.775292][ T7635] legacy_get_tree+0x103/0x1f0 [ 86.780054][ T7635] vfs_get_tree+0x8b/0x2d0 [ 86.784442][ T7635] ? capable+0x14/0x20 [ 86.788485][ T7635] do_mount+0x1281/0x1b60 [ 86.792786][ T7635] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 86.798302][ T7635] ? copy_mount_string+0x20/0x20 [ 86.803210][ T7635] ? kmem_cache_alloc_trace+0x39e/0x780 [ 86.808726][ T7635] ? __kasan_check_write+0x14/0x20 [ 86.813811][ T7635] ? _copy_from_user+0xd6/0x110 [ 86.818632][ T7635] ? __kasan_check_read+0x11/0x20 [ 86.823625][ T7635] ? copy_mount_options+0x77/0x2c0 [ 86.828705][ T7635] ksys_mount+0xba/0xe0 [ 86.832838][ T7635] __x64_sys_mount+0xb9/0x150 [ 86.837488][ T7635] do_syscall_64+0xd0/0x5e0 [ 86.841964][ T7635] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 86.847828][ T7635] RIP: 0033:0x458da9 [ 86.851693][ T7635] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 86.871270][ T7635] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 86.879652][ T7635] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 86.887600][ T7635] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 86.895542][ T7635] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 86.903506][ T7635] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 86.911489][ T7635] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 86.919582][ T7643] CPU: 0 PID: 7643 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 86.927391][ T7643] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 86.931482][ T26] audit: type=1804 audit(1573329362.142:45): pid=7643 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/12/file0" dev="sda1" ino=16530 res=1 [ 86.937431][ T7643] Call Trace: [ 86.937448][ T7643] dump_stack+0x12d/0x187 [ 86.937460][ T7643] should_fail.cold.4+0x5/0x13 [ 86.937467][ T7643] ? stack_trace_save+0x82/0xb0 [ 86.937473][ T7643] ? fault_create_debugfs_attr+0x150/0x150 [ 86.937486][ T7643] __should_failslab+0xba/0xf0 [ 86.937493][ T7643] should_failslab+0x9/0x14 [ 86.937498][ T7643] kmem_cache_alloc+0x47/0x750 [ 86.937503][ T7643] ? ksys_mount+0xba/0xe0 [ 86.937510][ T7643] ? __x64_sys_mount+0xb9/0x150 [ 86.967704][ T7645] FAULT_INJECTION: forcing a failure. [ 86.967704][ T7645] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 86.969463][ T7643] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.027156][ T7643] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 87.033544][ T7643] ? __kasan_check_read+0x11/0x20 [ 87.038552][ T7643] idr_get_free+0x35d/0x880 [ 87.043035][ T7643] idr_alloc_u32+0x13a/0x330 [ 87.047599][ T7643] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 87.053116][ T7643] ? mark_held_locks+0x130/0x130 [ 87.058025][ T7643] ? __kasan_check_write+0x14/0x20 [ 87.063116][ T7643] ? do_raw_spin_lock+0x123/0x2d0 [ 87.068124][ T7643] idr_alloc+0x7d/0xc0 [ 87.072165][ T7643] ? idr_alloc_u32+0x330/0x330 [ 87.076906][ T7643] p9_client_prepare_req.part.5+0x571/0x670 [ 87.082776][ T7643] p9_client_rpc+0x174/0xe50 [ 87.087353][ T7643] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 87.093130][ T7643] ? p9_client_prepare_req.part.5+0x670/0x670 [ 87.099179][ T7643] ? free_object+0x70/0x70 [ 87.103586][ T7643] ? ksys_dup3+0x2e0/0x2e0 [ 87.107978][ T7643] ? lockdep_init_map+0x1b6/0x6c0 [ 87.112975][ T7643] ? __kasan_check_write+0x14/0x20 [ 87.118057][ T7643] ? p9_conn_create+0x3c2/0x4e0 [ 87.122881][ T7643] ? p9_conn_create+0x4e0/0x4e0 [ 87.128498][ T7643] p9_client_create+0x7ec/0x10e0 [ 87.133410][ T7643] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 87.139459][ T7643] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.144982][ T7643] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.151020][ T7643] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.156803][ T7643] ? __kmalloc_track_caller+0x60e/0x780 [ 87.162330][ T7643] ? __x64_sys_mount+0xb9/0x150 [ 87.167154][ T7643] ? do_syscall_64+0xd0/0x5e0 [ 87.171815][ T7643] ? lockdep_init_map+0x1b6/0x6c0 [ 87.176956][ T7643] v9fs_session_init+0x1ed/0x14c0 [ 87.181961][ T7643] ? v9fs_session_init+0x1ed/0x14c0 [ 87.187140][ T7643] ? find_held_lock+0x36/0x1d0 [ 87.191889][ T7643] ? v9fs_show_options+0x6c0/0x6c0 [ 87.197068][ T7643] ? v9fs_mount+0x55/0x7f0 [ 87.201480][ T7643] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.207000][ T7643] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.213046][ T7643] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.218829][ T7643] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.224358][ T7643] v9fs_mount+0x72/0x7f0 [ 87.228573][ T7643] ? v9fs_write_inode+0x50/0x50 [ 87.233404][ T7643] legacy_get_tree+0x103/0x1f0 [ 87.238142][ T7643] vfs_get_tree+0x8b/0x2d0 [ 87.242530][ T7643] ? capable+0x14/0x20 [ 87.246584][ T7643] do_mount+0x1281/0x1b60 [ 87.250886][ T7643] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.256415][ T7643] ? copy_mount_string+0x20/0x20 [ 87.261327][ T7643] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.266840][ T7643] ? __kasan_check_write+0x14/0x20 [ 87.271921][ T7643] ? _copy_from_user+0xd6/0x110 [ 87.276754][ T7643] ? __kasan_check_read+0x11/0x20 [ 87.281935][ T7643] ? copy_mount_options+0x77/0x2c0 [ 87.287028][ T7643] ksys_mount+0xba/0xe0 [ 87.291778][ T7643] __x64_sys_mount+0xb9/0x150 [ 87.296434][ T7643] do_syscall_64+0xd0/0x5e0 [ 87.300914][ T7643] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.306782][ T7643] RIP: 0033:0x458da9 [ 87.310796][ T7643] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 87.330472][ T7643] RSP: 002b:00007f23f1d08c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 87.338862][ T7643] RAX: ffffffffffffffda RBX: 00007f23f1d08c90 RCX: 0000000000458da9 [ 87.346816][ T7643] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 87.354762][ T7643] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 87.362716][ T7643] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d096d4 [ 87.370661][ T7643] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 87.378625][ T7645] CPU: 1 PID: 7645 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 87.386436][ T7645] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.396479][ T7645] Call Trace: [ 87.396493][ T7645] dump_stack+0x12d/0x187 [ 87.396505][ T7645] should_fail.cold.4+0x5/0x13 [ 87.396511][ T7645] ? do_mount+0x1281/0x1b60 [ 87.396519][ T7645] ? fault_create_debugfs_attr+0x150/0x150 [ 87.396529][ T7645] ? find_held_lock+0x36/0x1d0 [ 87.396540][ T7645] should_fail_alloc_page+0x50/0x60 [ 87.396544][ T7645] __alloc_pages_nodemask+0x17f/0x880 [ 87.396549][ T7645] ? cache_grow_end+0xa8/0x190 [ 87.396555][ T7645] ? __alloc_pages_slowpath+0x2570/0x2570 [ 87.396560][ T7645] ? do_raw_spin_lock+0x123/0x2d0 [ 87.396572][ T7645] cache_grow_begin+0x92/0xd60 [ 87.396576][ T7645] ? __kmalloc+0xc5/0x790 [ 87.396582][ T7645] ? trace_hardirqs_off+0x41/0x1a0 [ 87.396589][ T7645] __kmalloc+0x6cd/0x790 [ 87.404198][ T7645] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 87.440997][ T7644] FAULT_INJECTION: forcing a failure. [ 87.440997][ T7644] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 87.444914][ T7645] p9_fcall_init.isra.2+0x55/0x1c0 [ 87.492258][ T7645] p9_client_prepare_req.part.5+0x116/0x670 [ 87.498148][ T7645] p9_client_rpc+0x174/0xe50 [ 87.502720][ T7645] ? trace_hardirqs_on+0x28/0x1b0 [ 87.507723][ T7645] ? __kasan_check_read+0x11/0x20 [ 87.512731][ T7645] ? p9_client_prepare_req.part.5+0x670/0x670 [ 87.518772][ T7645] ? add_wait_queue+0x107/0x160 [ 87.523595][ T7645] ? p9_pollwait+0x182/0x210 [ 87.528159][ T7645] ? pipe_poll+0x7e/0x2a0 [ 87.532459][ T7645] ? p9_fd_poll+0x19b/0x2a0 [ 87.536936][ T7645] ? p9_conn_create+0x399/0x4e0 [ 87.541760][ T7645] ? p9_conn_create+0x4e0/0x4e0 [ 87.546585][ T7645] p9_client_create+0x7ec/0x10e0 [ 87.551497][ T7645] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 87.557535][ T7645] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.563062][ T7645] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.569098][ T7645] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.574962][ T7645] ? __kmalloc_track_caller+0x60e/0x780 [ 87.580479][ T7645] ? __x64_sys_mount+0xb9/0x150 [ 87.585302][ T7645] ? do_syscall_64+0xd0/0x5e0 [ 87.589967][ T7645] ? lockdep_init_map+0x1b6/0x6c0 [ 87.595148][ T7645] v9fs_session_init+0x1ed/0x14c0 [ 87.600140][ T7645] ? v9fs_session_init+0x1ed/0x14c0 [ 87.605307][ T7645] ? find_held_lock+0x36/0x1d0 [ 87.610370][ T7645] ? v9fs_show_options+0x6c0/0x6c0 [ 87.615458][ T7645] ? v9fs_mount+0x55/0x7f0 [ 87.619846][ T7645] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.625370][ T7645] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.631406][ T7645] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.637181][ T7645] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.642699][ T7645] v9fs_mount+0x72/0x7f0 [ 87.646911][ T7645] ? v9fs_write_inode+0x50/0x50 [ 87.651734][ T7645] legacy_get_tree+0x103/0x1f0 [ 87.656470][ T7645] vfs_get_tree+0x8b/0x2d0 [ 87.660870][ T7645] ? capable+0x14/0x20 [ 87.664911][ T7645] do_mount+0x1281/0x1b60 [ 87.669210][ T7645] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.674724][ T7645] ? copy_mount_string+0x20/0x20 [ 87.679630][ T7645] ? kmem_cache_alloc_trace+0x39e/0x780 [ 87.685151][ T7645] ? __kasan_check_read+0x11/0x20 [ 87.690144][ T7645] ? copy_mount_options+0x77/0x2c0 [ 87.695223][ T7645] ksys_mount+0xba/0xe0 [ 87.699352][ T7645] __x64_sys_mount+0xb9/0x150 [ 87.704007][ T7645] do_syscall_64+0xd0/0x5e0 [ 87.708485][ T7645] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 87.714350][ T7645] RIP: 0033:0x458da9 [ 87.718231][ T7645] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 2019/11/09 19:56:03 executed programs: 79 [ 87.737808][ T7645] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 87.746188][ T7645] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 87.754131][ T7645] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 87.762073][ T7645] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 87.770017][ T7645] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 87.777970][ T7645] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 87.785929][ T7644] CPU: 0 PID: 7644 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 87.793740][ T7644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 87.803794][ T7644] Call Trace: [ 87.807064][ T7644] dump_stack+0x12d/0x187 [ 87.811368][ T7644] should_fail.cold.4+0x5/0x13 [ 87.816101][ T7644] ? do_mount+0x1281/0x1b60 [ 87.820577][ T7644] ? fault_create_debugfs_attr+0x150/0x150 [ 87.826354][ T7644] ? find_held_lock+0x36/0x1d0 [ 87.831097][ T7644] should_fail_alloc_page+0x50/0x60 [ 87.836264][ T7644] __alloc_pages_nodemask+0x17f/0x880 [ 87.841670][ T7644] ? cache_grow_end+0xa8/0x190 [ 87.846403][ T7644] ? __alloc_pages_slowpath+0x2570/0x2570 [ 87.852100][ T7644] ? do_raw_spin_lock+0x123/0x2d0 [ 87.857101][ T7644] cache_grow_begin+0x92/0xd60 [ 87.861841][ T7644] ? __kmalloc+0xc5/0x790 [ 87.866142][ T7644] ? trace_hardirqs_off+0x41/0x1a0 [ 87.871223][ T7644] __kmalloc+0x6cd/0x790 [ 87.875438][ T7644] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 87.880693][ T7644] p9_fcall_init.isra.2+0x55/0x1c0 [ 87.885777][ T7644] p9_client_prepare_req.part.5+0x116/0x670 [ 87.891650][ T7644] p9_client_rpc+0x174/0xe50 [ 87.896206][ T7644] ? trace_hardirqs_on+0x28/0x1b0 [ 87.901200][ T7644] ? __kasan_check_read+0x11/0x20 [ 87.906204][ T7644] ? p9_client_prepare_req.part.5+0x670/0x670 [ 87.912240][ T7644] ? add_wait_queue+0x107/0x160 [ 87.917059][ T7644] ? p9_pollwait+0x182/0x210 [ 87.921633][ T7644] ? pipe_poll+0x7e/0x2a0 [ 87.925933][ T7644] ? p9_fd_poll+0x19b/0x2a0 [ 87.930406][ T7644] ? p9_conn_create+0x399/0x4e0 [ 87.935226][ T7644] ? p9_conn_create+0x4e0/0x4e0 [ 87.940049][ T7644] p9_client_create+0x7ec/0x10e0 [ 87.944960][ T7644] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 87.951025][ T7644] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 87.956540][ T7644] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 87.962662][ T7644] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 87.968440][ T7644] ? __kmalloc_track_caller+0x60e/0x780 [ 87.973958][ T7644] ? __x64_sys_mount+0xb9/0x150 [ 87.978806][ T7644] ? do_syscall_64+0xd0/0x5e0 [ 87.983472][ T7644] ? lockdep_init_map+0x1b6/0x6c0 [ 87.988491][ T7644] v9fs_session_init+0x1ed/0x14c0 [ 87.993494][ T7644] ? v9fs_session_init+0x1ed/0x14c0 [ 87.998680][ T7644] ? find_held_lock+0x36/0x1d0 [ 88.003430][ T7644] ? v9fs_show_options+0x6c0/0x6c0 [ 88.008523][ T7644] ? v9fs_mount+0x55/0x7f0 [ 88.012915][ T7644] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.018439][ T7644] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.024495][ T7644] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.030282][ T7644] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.035803][ T7644] v9fs_mount+0x72/0x7f0 [ 88.040015][ T7644] ? v9fs_write_inode+0x50/0x50 [ 88.044836][ T7644] legacy_get_tree+0x103/0x1f0 [ 88.049570][ T7644] vfs_get_tree+0x8b/0x2d0 [ 88.053956][ T7644] ? capable+0x14/0x20 [ 88.057997][ T7644] do_mount+0x1281/0x1b60 [ 88.062298][ T7644] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.067814][ T7644] ? copy_mount_string+0x20/0x20 [ 88.072719][ T7644] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.078243][ T7644] ? __kasan_check_write+0x14/0x20 [ 88.083328][ T7644] ? _copy_from_user+0xd6/0x110 [ 88.088152][ T7644] ? __kasan_check_read+0x11/0x20 [ 88.093145][ T7644] ? copy_mount_options+0x77/0x2c0 [ 88.098234][ T7644] ksys_mount+0xba/0xe0 [ 88.102369][ T7644] __x64_sys_mount+0xb9/0x150 [ 88.107017][ T7644] do_syscall_64+0xd0/0x5e0 [ 88.111493][ T7644] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.117356][ T7644] RIP: 0033:0x458da9 [ 88.121230][ T7644] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.140805][ T7644] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.149196][ T7644] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 88.157154][ T7644] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 88.165241][ T7644] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 88.173203][ T7644] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 88.181181][ T7644] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 88.194786][ T7650] FAULT_INJECTION: forcing a failure. [ 88.194786][ T7650] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.196260][ T7654] FAULT_INJECTION: forcing a failure. [ 88.196260][ T7654] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 88.207986][ T7650] CPU: 0 PID: 7650 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 88.229194][ T7650] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.239250][ T7650] Call Trace: [ 88.242526][ T7650] dump_stack+0x12d/0x187 [ 88.246833][ T7650] should_fail.cold.4+0x5/0x13 [ 88.251771][ T7650] ? do_mount+0x1281/0x1b60 [ 88.256263][ T7650] ? fault_create_debugfs_attr+0x150/0x150 [ 88.262045][ T7650] ? find_held_lock+0x36/0x1d0 [ 88.266796][ T7650] should_fail_alloc_page+0x50/0x60 [ 88.271995][ T7650] __alloc_pages_nodemask+0x17f/0x880 [ 88.277340][ T7650] ? cache_grow_end+0xa8/0x190 [ 88.282074][ T7650] ? __alloc_pages_slowpath+0x2570/0x2570 [ 88.287766][ T7650] ? do_raw_spin_lock+0x123/0x2d0 [ 88.292778][ T7650] cache_grow_begin+0x92/0xd60 [ 88.297531][ T7650] ? __kmalloc+0xc5/0x790 [ 88.301930][ T7650] ? trace_hardirqs_off+0x41/0x1a0 [ 88.307039][ T7650] __kmalloc+0x6cd/0x790 [ 88.311271][ T7650] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 88.316535][ T7650] p9_fcall_init.isra.2+0x55/0x1c0 [ 88.321706][ T7650] p9_client_prepare_req.part.5+0x116/0x670 [ 88.327574][ T7650] p9_client_rpc+0x174/0xe50 [ 88.332339][ T7650] ? trace_hardirqs_on+0x28/0x1b0 [ 88.337484][ T7650] ? __kasan_check_read+0x11/0x20 [ 88.342493][ T7650] ? p9_client_prepare_req.part.5+0x670/0x670 [ 88.348536][ T7650] ? add_wait_queue+0x107/0x160 [ 88.353365][ T7650] ? p9_pollwait+0x182/0x210 [ 88.357932][ T7650] ? pipe_poll+0x7e/0x2a0 [ 88.362236][ T7650] ? p9_fd_poll+0x19b/0x2a0 [ 88.366717][ T7650] ? p9_conn_create+0x399/0x4e0 [ 88.371672][ T7650] ? p9_conn_create+0x4e0/0x4e0 [ 88.376501][ T7650] p9_client_create+0x7ec/0x10e0 [ 88.381428][ T7650] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 88.387469][ T7650] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.392990][ T7650] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.399045][ T7650] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.404838][ T7650] ? __kmalloc_track_caller+0x60e/0x780 [ 88.410390][ T7650] ? __x64_sys_mount+0xb9/0x150 [ 88.415214][ T7650] ? do_syscall_64+0xd0/0x5e0 [ 88.419874][ T7650] ? lockdep_init_map+0x1b6/0x6c0 [ 88.424877][ T7650] v9fs_session_init+0x1ed/0x14c0 [ 88.429885][ T7650] ? v9fs_session_init+0x1ed/0x14c0 [ 88.435055][ T7650] ? find_held_lock+0x36/0x1d0 [ 88.439810][ T7650] ? v9fs_show_options+0x6c0/0x6c0 [ 88.444902][ T7650] ? v9fs_mount+0x55/0x7f0 [ 88.449293][ T7650] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.454822][ T7650] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.460860][ T7650] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.466653][ T7650] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.472178][ T7650] v9fs_mount+0x72/0x7f0 [ 88.476396][ T7650] ? v9fs_write_inode+0x50/0x50 [ 88.481219][ T7650] legacy_get_tree+0x103/0x1f0 [ 88.485964][ T7650] vfs_get_tree+0x8b/0x2d0 [ 88.490355][ T7650] ? capable+0x14/0x20 [ 88.495004][ T7650] do_mount+0x1281/0x1b60 [ 88.499308][ T7650] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.504840][ T7650] ? copy_mount_string+0x20/0x20 [ 88.509752][ T7650] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.515267][ T7650] ? __kasan_check_write+0x14/0x20 [ 88.520356][ T7650] ? _copy_from_user+0xd6/0x110 [ 88.525267][ T7650] ? __kasan_check_read+0x11/0x20 [ 88.530262][ T7650] ? copy_mount_options+0x77/0x2c0 [ 88.535359][ T7650] ksys_mount+0xba/0xe0 [ 88.539497][ T7650] __x64_sys_mount+0xb9/0x150 [ 88.544239][ T7650] do_syscall_64+0xd0/0x5e0 [ 88.548717][ T7650] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.554677][ T7650] RIP: 0033:0x458da9 [ 88.558559][ T7650] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.578149][ T7650] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 88.586537][ T7650] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 88.594572][ T7650] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 88.602863][ T7650] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 88.610810][ T7650] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 88.618765][ T7650] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 88.626746][ T7654] CPU: 1 PID: 7654 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 88.634553][ T7654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.644602][ T7654] Call Trace: [ 88.647893][ T7654] dump_stack+0x12d/0x187 [ 88.652221][ T7654] should_fail.cold.4+0x5/0x13 [ 88.656975][ T7654] ? do_mount+0x1281/0x1b60 [ 88.661480][ T7654] ? fault_create_debugfs_attr+0x150/0x150 [ 88.667292][ T7654] ? find_held_lock+0x36/0x1d0 [ 88.670435][ T7661] FAULT_INJECTION: forcing a failure. [ 88.670435][ T7661] name failslab, interval 1, probability 0, space 0, times 0 [ 88.672054][ T7654] should_fail_alloc_page+0x50/0x60 [ 88.689823][ T7654] __alloc_pages_nodemask+0x17f/0x880 [ 88.695168][ T7654] ? cache_grow_end+0xa8/0x190 [ 88.699906][ T7654] ? __alloc_pages_slowpath+0x2570/0x2570 [ 88.705610][ T7654] ? do_raw_spin_lock+0x123/0x2d0 [ 88.710629][ T7654] cache_grow_begin+0x92/0xd60 [ 88.715385][ T7654] ? __kmalloc+0xc5/0x790 [ 88.719694][ T7654] ? trace_hardirqs_off+0x41/0x1a0 [ 88.724779][ T7654] __kmalloc+0x6cd/0x790 [ 88.728996][ T7654] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 88.734268][ T7654] p9_fcall_init.isra.2+0x55/0x1c0 [ 88.739354][ T7654] p9_client_prepare_req.part.5+0x116/0x670 [ 88.745322][ T7654] p9_client_rpc+0x174/0xe50 [ 88.750232][ T7654] ? trace_hardirqs_on+0x28/0x1b0 [ 88.755227][ T7654] ? __kasan_check_read+0x11/0x20 [ 88.760408][ T7654] ? p9_client_prepare_req.part.5+0x670/0x670 [ 88.766448][ T7654] ? add_wait_queue+0x107/0x160 [ 88.771271][ T7654] ? p9_pollwait+0x182/0x210 [ 88.775848][ T7654] ? pipe_poll+0x7e/0x2a0 [ 88.780152][ T7654] ? p9_fd_poll+0x19b/0x2a0 [ 88.784627][ T7654] ? p9_conn_create+0x399/0x4e0 [ 88.789466][ T7654] ? p9_conn_create+0x4e0/0x4e0 [ 88.794307][ T7654] p9_client_create+0x7ec/0x10e0 [ 88.799240][ T7654] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 88.805291][ T7654] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.810825][ T7654] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.816883][ T7654] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.822668][ T7654] ? __kmalloc_track_caller+0x60e/0x780 [ 88.828199][ T7654] ? __x64_sys_mount+0xb9/0x150 [ 88.833022][ T7654] ? do_syscall_64+0xd0/0x5e0 [ 88.837673][ T7654] ? lockdep_init_map+0x1b6/0x6c0 [ 88.842679][ T7654] v9fs_session_init+0x1ed/0x14c0 [ 88.847680][ T7654] ? v9fs_session_init+0x1ed/0x14c0 [ 88.852862][ T7654] ? find_held_lock+0x36/0x1d0 [ 88.857601][ T7654] ? v9fs_show_options+0x6c0/0x6c0 [ 88.862685][ T7654] ? v9fs_mount+0x55/0x7f0 [ 88.867078][ T7654] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.872617][ T7654] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 88.878669][ T7654] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 88.884465][ T7654] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.889990][ T7654] v9fs_mount+0x72/0x7f0 [ 88.894209][ T7654] ? v9fs_write_inode+0x50/0x50 [ 88.899049][ T7654] legacy_get_tree+0x103/0x1f0 [ 88.903786][ T7654] vfs_get_tree+0x8b/0x2d0 [ 88.908173][ T7654] ? capable+0x14/0x20 [ 88.912213][ T7654] do_mount+0x1281/0x1b60 [ 88.916533][ T7654] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 88.922063][ T7654] ? copy_mount_string+0x20/0x20 [ 88.926974][ T7654] ? kmem_cache_alloc_trace+0x39e/0x780 [ 88.932593][ T7654] ? __kasan_check_write+0x14/0x20 [ 88.937692][ T7654] ? _copy_from_user+0xd6/0x110 [ 88.942519][ T7654] ? __kasan_check_read+0x11/0x20 [ 88.947526][ T7654] ? copy_mount_options+0x77/0x2c0 [ 88.952631][ T7654] ksys_mount+0xba/0xe0 [ 88.956763][ T7654] __x64_sys_mount+0xb9/0x150 [ 88.961419][ T7654] do_syscall_64+0xd0/0x5e0 [ 88.965984][ T7654] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 88.971871][ T7654] RIP: 0033:0x458da9 [ 88.975742][ T7654] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 88.995320][ T7654] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.003720][ T7654] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 89.011679][ T7654] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 89.019640][ T7654] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 89.027600][ T7654] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 89.035549][ T7654] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 89.043523][ T7661] CPU: 0 PID: 7661 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 89.051331][ T7661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.061582][ T7661] Call Trace: [ 89.061600][ T7661] dump_stack+0x12d/0x187 [ 89.061610][ T7661] should_fail.cold.4+0x5/0x13 [ 89.061617][ T7661] ? stack_trace_save+0x82/0xb0 [ 89.061624][ T7661] ? fault_create_debugfs_attr+0x150/0x150 [ 89.061638][ T7661] __should_failslab+0xba/0xf0 [ 89.061645][ T7661] should_failslab+0x9/0x14 [ 89.061652][ T7661] kmem_cache_alloc+0x47/0x750 [ 89.069234][ T7661] ? ksys_mount+0xba/0xe0 [ 89.078797][ T7661] ? __x64_sys_mount+0xb9/0x150 [ 89.078805][ T7661] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.078816][ T7661] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 89.078822][ T7661] ? __kasan_check_read+0x11/0x20 [ 89.078829][ T7661] idr_get_free+0x35d/0x880 [ 89.078844][ T7661] idr_alloc_u32+0x13a/0x330 [ 89.078853][ T7661] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 89.099586][ T7663] FAULT_INJECTION: forcing a failure. [ 89.099586][ T7663] name failslab, interval 1, probability 0, space 0, times 0 [ 89.102948][ T7661] ? mark_held_locks+0x130/0x130 [ 89.140480][ T7653] FAULT_INJECTION: forcing a failure. [ 89.140480][ T7653] name failslab, interval 1, probability 0, space 0, times 0 [ 89.152421][ T7661] ? __kasan_check_write+0x14/0x20 [ 89.152429][ T7661] ? do_raw_spin_lock+0x123/0x2d0 [ 89.152440][ T7661] idr_alloc+0x7d/0xc0 [ 89.152446][ T7661] ? idr_alloc_u32+0x330/0x330 [ 89.152457][ T7661] p9_client_prepare_req.part.5+0x571/0x670 [ 89.152465][ T7661] p9_client_rpc+0x174/0xe50 [ 89.152470][ T7661] ? trace_hardirqs_on+0x28/0x1b0 [ 89.152474][ T7661] ? __kasan_check_read+0x11/0x20 [ 89.152482][ T7661] ? p9_client_prepare_req.part.5+0x670/0x670 [ 89.152487][ T7661] ? add_wait_queue+0x107/0x160 [ 89.152494][ T7661] ? p9_pollwait+0x182/0x210 [ 89.152503][ T7661] ? pipe_poll+0x7e/0x2a0 [ 89.152510][ T7661] ? p9_fd_poll+0x19b/0x2a0 [ 89.170700][ T7661] ? p9_conn_create+0x399/0x4e0 [ 89.170710][ T7661] ? p9_conn_create+0x4e0/0x4e0 [ 89.170721][ T7661] p9_client_create+0x7ec/0x10e0 [ 89.170733][ T7661] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 89.170740][ T7661] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.170746][ T7661] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.170752][ T7661] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.170760][ T7661] ? __kmalloc_track_caller+0x60e/0x780 [ 89.170767][ T7661] ? __x64_sys_mount+0xb9/0x150 [ 89.170773][ T7661] ? do_syscall_64+0xd0/0x5e0 [ 89.170779][ T7661] ? lockdep_init_map+0x1b6/0x6c0 [ 89.170792][ T7661] v9fs_session_init+0x1ed/0x14c0 [ 89.170796][ T7661] ? v9fs_session_init+0x1ed/0x14c0 [ 89.170802][ T7661] ? find_held_lock+0x36/0x1d0 [ 89.170813][ T7661] ? v9fs_show_options+0x6c0/0x6c0 [ 89.170822][ T7661] ? v9fs_mount+0x55/0x7f0 [ 89.170828][ T7661] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.170833][ T7661] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.170837][ T7661] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.170847][ T7661] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.170859][ T7661] v9fs_mount+0x72/0x7f0 [ 89.170867][ T7661] ? v9fs_write_inode+0x50/0x50 [ 89.170874][ T7661] legacy_get_tree+0x103/0x1f0 [ 89.170884][ T7661] vfs_get_tree+0x8b/0x2d0 [ 89.170890][ T7661] ? capable+0x14/0x20 [ 89.170897][ T7661] do_mount+0x1281/0x1b60 [ 89.170903][ T7661] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.170911][ T7661] ? copy_mount_string+0x20/0x20 [ 89.170919][ T7661] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.170925][ T7661] ? __kasan_check_write+0x14/0x20 [ 89.170932][ T7661] ? _copy_from_user+0xd6/0x110 [ 89.170939][ T7661] ? __kasan_check_read+0x11/0x20 [ 89.170944][ T7661] ? copy_mount_options+0x77/0x2c0 [ 89.170953][ T7661] ksys_mount+0xba/0xe0 [ 89.170961][ T7661] __x64_sys_mount+0xb9/0x150 [ 89.170969][ T7661] do_syscall_64+0xd0/0x5e0 [ 89.170979][ T7661] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.170984][ T7661] RIP: 0033:0x458da9 [ 89.170993][ T7661] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.189861][ T7661] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.189867][ T7661] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 89.189871][ T7661] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 89.189874][ T7661] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 89.189877][ T7661] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 89.189880][ T7661] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 89.192845][ T26] audit: type=1804 audit(1573329365.142:46): pid=7653 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/13/file0" dev="sda1" ino=16622 res=1 [ 89.216193][ T7663] CPU: 1 PID: 7663 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 89.221099][ T7668] FAULT_INJECTION: forcing a failure. [ 89.221099][ T7668] name failslab, interval 1, probability 0, space 0, times 0 [ 89.221390][ T7663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.221394][ T7663] Call Trace: [ 89.221406][ T7663] dump_stack+0x12d/0x187 [ 89.221417][ T7663] should_fail.cold.4+0x5/0x13 [ 89.221425][ T7663] ? fault_create_debugfs_attr+0x150/0x150 [ 89.221439][ T7663] ? ___might_sleep+0x16b/0x2b0 [ 89.572220][ T7663] __should_failslab+0xba/0xf0 [ 89.576982][ T7663] should_failslab+0x9/0x14 [ 89.581461][ T7663] __kmalloc+0x2eb/0x790 [ 89.585684][ T7663] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 89.591044][ T7663] p9_fcall_init.isra.2+0x55/0x1c0 [ 89.596142][ T7663] p9_client_prepare_req.part.5+0x116/0x670 [ 89.602035][ T7663] p9_client_rpc+0x174/0xe50 [ 89.606699][ T7663] ? trace_hardirqs_on+0x28/0x1b0 [ 89.611703][ T7663] ? __kasan_check_read+0x11/0x20 [ 89.616711][ T7663] ? p9_client_prepare_req.part.5+0x670/0x670 [ 89.622759][ T7663] ? add_wait_queue+0x107/0x160 [ 89.627591][ T7663] ? p9_pollwait+0x182/0x210 [ 89.632169][ T7663] ? pipe_poll+0x7e/0x2a0 [ 89.636479][ T7663] ? p9_fd_poll+0x19b/0x2a0 [ 89.640974][ T7663] ? p9_conn_create+0x399/0x4e0 [ 89.645814][ T7663] ? p9_conn_create+0x4e0/0x4e0 [ 89.650673][ T7663] p9_client_create+0x7ec/0x10e0 [ 89.655684][ T7663] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 89.661735][ T7663] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.667260][ T7663] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.673306][ T7663] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.679095][ T7663] ? __kmalloc_track_caller+0x60e/0x780 [ 89.684649][ T7663] ? __x64_sys_mount+0xb9/0x150 [ 89.689507][ T7663] ? do_syscall_64+0xd0/0x5e0 [ 89.694168][ T7663] ? lockdep_init_map+0x1b6/0x6c0 [ 89.699180][ T7663] v9fs_session_init+0x1ed/0x14c0 [ 89.704179][ T7663] ? v9fs_session_init+0x1ed/0x14c0 [ 89.709371][ T7663] ? lock_downgrade+0x900/0x900 [ 89.714197][ T7663] ? __kasan_check_write+0x14/0x20 [ 89.719289][ T7663] ? v9fs_show_options+0x6c0/0x6c0 [ 89.724401][ T7663] ? v9fs_mount+0x55/0x7f0 [ 89.728797][ T7663] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.734319][ T7663] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 89.740367][ T7663] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 89.746160][ T7663] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.751697][ T7663] v9fs_mount+0x72/0x7f0 [ 89.755934][ T7663] ? v9fs_write_inode+0x50/0x50 [ 89.760761][ T7663] legacy_get_tree+0x103/0x1f0 [ 89.765507][ T7663] vfs_get_tree+0x8b/0x2d0 [ 89.769896][ T7663] ? capable+0x14/0x20 [ 89.773948][ T7663] do_mount+0x1281/0x1b60 [ 89.778257][ T7663] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 89.783786][ T7663] ? copy_mount_string+0x20/0x20 [ 89.788703][ T7663] ? kmem_cache_alloc_trace+0x39e/0x780 [ 89.794228][ T7663] ? __kasan_check_write+0x14/0x20 [ 89.799321][ T7663] ? _copy_from_user+0xd6/0x110 [ 89.804169][ T7663] ? __kasan_check_read+0x11/0x20 [ 89.809177][ T7663] ? copy_mount_options+0x77/0x2c0 [ 89.814275][ T7663] ksys_mount+0xba/0xe0 [ 89.818414][ T7663] __x64_sys_mount+0xb9/0x150 [ 89.823076][ T7663] do_syscall_64+0xd0/0x5e0 [ 89.827652][ T7663] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 89.833523][ T7663] RIP: 0033:0x458da9 [ 89.837417][ T7663] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 89.857004][ T7663] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 89.865418][ T7663] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 89.873370][ T7663] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 89.881325][ T7663] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 89.889288][ T7663] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 89.897242][ T7663] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 89.912837][ T7668] CPU: 1 PID: 7668 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 89.920661][ T7668] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.931048][ T7668] Call Trace: [ 89.934336][ T7668] dump_stack+0x12d/0x187 [ 89.938664][ T7668] should_fail.cold.4+0x5/0x13 [ 89.943453][ T7668] ? fault_create_debugfs_attr+0x150/0x150 [ 89.949244][ T7668] ? ___might_sleep+0x16b/0x2b0 [ 89.954071][ T7668] __should_failslab+0xba/0xf0 [ 89.958807][ T7668] should_failslab+0x9/0x14 [ 89.963303][ T7668] __kmalloc+0x2eb/0x790 [ 89.967534][ T7668] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 89.972809][ T7668] p9_fcall_init.isra.2+0x55/0x1c0 [ 89.977913][ T7668] p9_client_prepare_req.part.5+0x116/0x670 [ 89.983791][ T7668] p9_client_rpc+0x174/0xe50 [ 89.988375][ T7668] ? trace_hardirqs_on+0x28/0x1b0 [ 89.993398][ T7668] ? __kasan_check_read+0x11/0x20 [ 89.998527][ T7668] ? p9_client_prepare_req.part.5+0x670/0x670 [ 90.004579][ T7668] ? add_wait_queue+0x107/0x160 [ 90.009434][ T7668] ? p9_pollwait+0x182/0x210 [ 90.014270][ T7668] ? pipe_poll+0x7e/0x2a0 [ 90.018590][ T7668] ? p9_fd_poll+0x19b/0x2a0 [ 90.023080][ T7668] ? p9_conn_create+0x399/0x4e0 [ 90.027921][ T7668] ? p9_conn_create+0x4e0/0x4e0 [ 90.032845][ T7668] p9_client_create+0x7ec/0x10e0 [ 90.037857][ T7668] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 90.043899][ T7668] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.049417][ T7668] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.055453][ T7668] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.061256][ T7668] ? __kmalloc_track_caller+0x60e/0x780 [ 90.066795][ T7668] ? __x64_sys_mount+0xb9/0x150 [ 90.071629][ T7668] ? do_syscall_64+0xd0/0x5e0 [ 90.076282][ T7668] ? lockdep_init_map+0x1b6/0x6c0 [ 90.081303][ T7668] v9fs_session_init+0x1ed/0x14c0 [ 90.086322][ T7668] ? v9fs_session_init+0x1ed/0x14c0 [ 90.091499][ T7668] ? lock_downgrade+0x900/0x900 [ 90.096325][ T7668] ? __kasan_check_write+0x14/0x20 [ 90.101412][ T7668] ? v9fs_show_options+0x6c0/0x6c0 [ 90.106512][ T7668] ? v9fs_mount+0x55/0x7f0 [ 90.111040][ T7668] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.116708][ T7668] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.122779][ T7668] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.128573][ T7668] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.134112][ T7668] v9fs_mount+0x72/0x7f0 [ 90.138362][ T7668] ? v9fs_write_inode+0x50/0x50 [ 90.143193][ T7668] legacy_get_tree+0x103/0x1f0 [ 90.147948][ T7668] vfs_get_tree+0x8b/0x2d0 [ 90.152347][ T7668] ? capable+0x14/0x20 [ 90.156392][ T7668] do_mount+0x1281/0x1b60 [ 90.160712][ T7668] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.166421][ T7668] ? copy_mount_string+0x20/0x20 [ 90.171343][ T7668] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.176882][ T7668] ? __kasan_check_write+0x14/0x20 [ 90.181999][ T7668] ? _copy_from_user+0xd6/0x110 [ 90.186841][ T7668] ? __kasan_check_read+0x11/0x20 [ 90.191842][ T7668] ? copy_mount_options+0x77/0x2c0 [ 90.196930][ T7668] ksys_mount+0xba/0xe0 [ 90.201061][ T7668] __x64_sys_mount+0xb9/0x150 [ 90.205730][ T7668] do_syscall_64+0xd0/0x5e0 [ 90.210213][ T7668] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.216079][ T7668] RIP: 0033:0x458da9 [ 90.219966][ T7668] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.239561][ T7668] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.247948][ T7668] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 90.255893][ T7668] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 90.263880][ T7668] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 90.271829][ T7668] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 90.279793][ T7668] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 90.287783][ T7653] CPU: 0 PID: 7653 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 90.295589][ T7653] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.305634][ T7653] Call Trace: [ 90.305648][ T7653] dump_stack+0x12d/0x187 [ 90.305658][ T7653] should_fail.cold.4+0x5/0x13 [ 90.305664][ T7653] ? fault_create_debugfs_attr+0x150/0x150 [ 90.305673][ T7653] ? ___might_sleep+0x16b/0x2b0 [ 90.305683][ T7653] __should_failslab+0xba/0xf0 [ 90.305690][ T7653] should_failslab+0x9/0x14 [ 90.305695][ T7653] __kmalloc+0x2eb/0x790 [ 90.313304][ T7653] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 90.323931][ T7653] p9_fcall_init.isra.2+0x55/0x1c0 [ 90.333496][ T7653] p9_client_prepare_req.part.5+0x116/0x670 [ 90.342208][ T7653] p9_client_rpc+0x174/0xe50 [ 90.363034][ T7653] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 90.368842][ T7653] ? p9_client_prepare_req.part.5+0x670/0x670 [ 90.374909][ T7653] ? free_object+0x70/0x70 [ 90.379314][ T7653] ? ksys_dup3+0x2e0/0x2e0 [ 90.379322][ T7653] ? lockdep_init_map+0x1b6/0x6c0 [ 90.379329][ T7653] ? __kasan_check_write+0x14/0x20 [ 90.379336][ T7653] ? p9_conn_create+0x3c2/0x4e0 [ 90.379346][ T7653] ? p9_conn_create+0x4e0/0x4e0 [ 90.379357][ T7653] p9_client_create+0x7ec/0x10e0 [ 90.379367][ T7653] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 90.379374][ T7653] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.379379][ T7653] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.379383][ T7653] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.379391][ T7653] ? __kmalloc_track_caller+0x60e/0x780 [ 90.379398][ T7653] ? __x64_sys_mount+0xb9/0x150 [ 90.379405][ T7653] ? do_syscall_64+0xd0/0x5e0 [ 90.379409][ T7653] ? lockdep_init_map+0x1b6/0x6c0 [ 90.379422][ T7653] v9fs_session_init+0x1ed/0x14c0 [ 90.379427][ T7653] ? v9fs_session_init+0x1ed/0x14c0 [ 90.379434][ T7653] ? find_held_lock+0x36/0x1d0 [ 90.379446][ T7653] ? v9fs_show_options+0x6c0/0x6c0 [ 90.379454][ T7653] ? v9fs_mount+0x55/0x7f0 [ 90.379461][ T7653] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.398825][ T7653] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.398832][ T7653] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.398843][ T7653] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.398857][ T7653] v9fs_mount+0x72/0x7f0 [ 90.398869][ T7653] ? v9fs_write_inode+0x50/0x50 [ 90.415432][ T7683] FAULT_INJECTION: forcing a failure. [ 90.415432][ T7683] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 90.415479][ T7653] legacy_get_tree+0x103/0x1f0 [ 90.527200][ T7653] vfs_get_tree+0x8b/0x2d0 [ 90.531592][ T7653] ? capable+0x14/0x20 [ 90.535648][ T7653] do_mount+0x1281/0x1b60 [ 90.539952][ T7653] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.545494][ T7653] ? copy_mount_string+0x20/0x20 [ 90.550416][ T7653] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.555939][ T7653] ? __kasan_check_write+0x14/0x20 [ 90.561034][ T7653] ? __kasan_check_read+0x11/0x20 [ 90.566042][ T7653] ? copy_mount_options+0x77/0x2c0 [ 90.571149][ T7653] ksys_mount+0xba/0xe0 [ 90.575283][ T7653] __x64_sys_mount+0xb9/0x150 [ 90.579958][ T7653] do_syscall_64+0xd0/0x5e0 [ 90.584448][ T7653] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 90.590313][ T7653] RIP: 0033:0x458da9 [ 90.594181][ T7653] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 90.613768][ T7653] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 90.622501][ T7653] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 90.630447][ T7653] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 90.638408][ T7653] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 90.646371][ T7653] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 90.654452][ T7653] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 90.662416][ T7683] CPU: 1 PID: 7683 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 90.670235][ T7683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.680282][ T7683] Call Trace: [ 90.683569][ T7683] dump_stack+0x12d/0x187 [ 90.687896][ T7683] should_fail.cold.4+0x5/0x13 [ 90.692658][ T7683] ? do_mount+0x1281/0x1b60 [ 90.697149][ T7683] ? fault_create_debugfs_attr+0x150/0x150 [ 90.703059][ T7683] ? find_held_lock+0x36/0x1d0 [ 90.707924][ T7683] should_fail_alloc_page+0x50/0x60 [ 90.713871][ T7683] __alloc_pages_nodemask+0x17f/0x880 [ 90.719272][ T7683] ? cache_grow_end+0xa8/0x190 [ 90.724060][ T7683] ? __alloc_pages_slowpath+0x2570/0x2570 [ 90.729748][ T7683] ? do_raw_spin_lock+0x123/0x2d0 [ 90.734878][ T7683] cache_grow_begin+0x92/0xd60 [ 90.739621][ T7683] ? __kmalloc+0xc5/0x790 [ 90.743932][ T7683] ? trace_hardirqs_off+0x41/0x1a0 [ 90.749030][ T7683] __kmalloc+0x6cd/0x790 [ 90.753247][ T7683] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 90.758607][ T7683] p9_fcall_init.isra.2+0x55/0x1c0 [ 90.763706][ T7683] p9_client_prepare_req.part.5+0x116/0x670 [ 90.769572][ T7683] p9_client_rpc+0x174/0xe50 [ 90.774137][ T7683] ? trace_hardirqs_on+0x28/0x1b0 [ 90.779156][ T7683] ? __kasan_check_read+0x11/0x20 [ 90.784165][ T7683] ? p9_client_prepare_req.part.5+0x670/0x670 [ 90.790326][ T7683] ? add_wait_queue+0x107/0x160 [ 90.795155][ T7683] ? p9_pollwait+0x182/0x210 [ 90.799748][ T7683] ? pipe_poll+0x7e/0x2a0 [ 90.804048][ T7683] ? p9_fd_poll+0x19b/0x2a0 [ 90.808535][ T7683] ? p9_conn_create+0x399/0x4e0 [ 90.813367][ T7683] ? p9_conn_create+0x4e0/0x4e0 [ 90.818193][ T7683] p9_client_create+0x7ec/0x10e0 [ 90.823895][ T7683] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 90.829929][ T7683] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.835449][ T7683] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.841511][ T7683] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.847311][ T7683] ? __kmalloc_track_caller+0x60e/0x780 [ 90.852842][ T7683] ? __x64_sys_mount+0xb9/0x150 [ 90.857756][ T7683] ? do_syscall_64+0xd0/0x5e0 [ 90.862415][ T7683] ? lockdep_init_map+0x1b6/0x6c0 [ 90.867516][ T7683] v9fs_session_init+0x1ed/0x14c0 [ 90.872516][ T7683] ? v9fs_session_init+0x1ed/0x14c0 [ 90.878208][ T7683] ? find_held_lock+0x36/0x1d0 [ 90.883467][ T7683] ? v9fs_show_options+0x6c0/0x6c0 [ 90.891244][ T7683] ? v9fs_mount+0x55/0x7f0 [ 90.895648][ T7683] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.901178][ T7683] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 90.907337][ T7683] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 90.913115][ T7683] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.918634][ T7683] v9fs_mount+0x72/0x7f0 [ 90.922847][ T7683] ? v9fs_write_inode+0x50/0x50 [ 90.927683][ T7683] legacy_get_tree+0x103/0x1f0 [ 90.932418][ T7683] vfs_get_tree+0x8b/0x2d0 [ 90.936830][ T7683] ? capable+0x14/0x20 [ 90.941069][ T7683] do_mount+0x1281/0x1b60 [ 90.945389][ T7683] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 90.950905][ T7683] ? copy_mount_string+0x20/0x20 [ 90.956074][ T7683] ? kmem_cache_alloc_trace+0x39e/0x780 [ 90.961590][ T7683] ? __kasan_check_write+0x14/0x20 [ 90.966674][ T7683] ? _copy_from_user+0xd6/0x110 [ 90.971602][ T7683] ? __kasan_check_read+0x11/0x20 [ 90.976596][ T7683] ? copy_mount_options+0x77/0x2c0 [ 90.981699][ T7683] ksys_mount+0xba/0xe0 [ 90.986017][ T7683] __x64_sys_mount+0xb9/0x150 [ 90.990766][ T7683] do_syscall_64+0xd0/0x5e0 [ 90.995252][ T7683] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.001127][ T7683] RIP: 0033:0x458da9 [ 91.004995][ T7683] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.024571][ T7683] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.032955][ T7683] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 91.040910][ T7683] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 91.048867][ T7683] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 91.056823][ T7683] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 91.065925][ T7683] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 91.086528][ T7686] FAULT_INJECTION: forcing a failure. [ 91.086528][ T7686] name failslab, interval 1, probability 0, space 0, times 0 [ 91.099831][ T7686] CPU: 1 PID: 7686 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 91.107659][ T7686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.108483][ T7691] FAULT_INJECTION: forcing a failure. [ 91.108483][ T7691] name failslab, interval 1, probability 0, space 0, times 0 [ 91.117802][ T7686] Call Trace: [ 91.117816][ T7686] dump_stack+0x12d/0x187 [ 91.117828][ T7686] should_fail.cold.4+0x5/0x13 [ 91.117836][ T7686] ? fault_create_debugfs_attr+0x150/0x150 [ 91.117845][ T7686] ? ___might_sleep+0x16b/0x2b0 [ 91.117855][ T7686] __should_failslab+0xba/0xf0 [ 91.117866][ T7686] should_failslab+0x9/0x14 [ 91.133743][ T7686] __kmalloc+0x2eb/0x790 [ 91.147733][ T26] audit: type=1804 audit(1573329367.102:47): pid=7694 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/14/file0" dev="sda1" ino=16631 res=1 [ 91.148601][ T7686] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 91.153960][ T7694] FAULT_INJECTION: forcing a failure. [ 91.153960][ T7694] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 91.158328][ T7686] p9_fcall_init.isra.2+0x55/0x1c0 [ 91.214974][ T7686] p9_client_prepare_req.part.5+0x116/0x670 [ 91.220860][ T7686] p9_client_rpc+0x174/0xe50 [ 91.225440][ T7686] ? trace_hardirqs_on+0x28/0x1b0 [ 91.230441][ T7686] ? __kasan_check_read+0x11/0x20 [ 91.235626][ T7686] ? p9_client_prepare_req.part.5+0x670/0x670 [ 91.241683][ T7686] ? add_wait_queue+0x107/0x160 [ 91.246530][ T7686] ? p9_pollwait+0x182/0x210 [ 91.251094][ T7686] ? pipe_poll+0x7e/0x2a0 [ 91.255411][ T7686] ? p9_fd_poll+0x19b/0x2a0 [ 91.259889][ T7686] ? p9_conn_create+0x399/0x4e0 [ 91.264726][ T7686] ? p9_conn_create+0x4e0/0x4e0 [ 91.269566][ T7686] p9_client_create+0x7ec/0x10e0 [ 91.274479][ T7686] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 91.280516][ T7686] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.286035][ T7686] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.292103][ T7686] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.297894][ T7686] ? __kmalloc_track_caller+0x60e/0x780 [ 91.303424][ T7686] ? __x64_sys_mount+0xb9/0x150 [ 91.308255][ T7686] ? do_syscall_64+0xd0/0x5e0 [ 91.312911][ T7686] ? lockdep_init_map+0x1b6/0x6c0 [ 91.317915][ T7686] v9fs_session_init+0x1ed/0x14c0 [ 91.322914][ T7686] ? v9fs_session_init+0x1ed/0x14c0 [ 91.328086][ T7686] ? find_held_lock+0x36/0x1d0 [ 91.332976][ T7686] ? v9fs_show_options+0x6c0/0x6c0 [ 91.338431][ T7686] ? v9fs_mount+0x55/0x7f0 [ 91.342853][ T7686] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.348638][ T7686] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.354690][ T7686] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.360491][ T7686] ? kmem_cache_alloc_trace+0x39e/0x780 [ 91.366101][ T7686] v9fs_mount+0x72/0x7f0 [ 91.370347][ T7686] ? v9fs_write_inode+0x50/0x50 [ 91.375187][ T7686] legacy_get_tree+0x103/0x1f0 [ 91.379943][ T7686] vfs_get_tree+0x8b/0x2d0 [ 91.384338][ T7686] ? capable+0x14/0x20 [ 91.388382][ T7686] do_mount+0x1281/0x1b60 [ 91.392697][ T7686] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 91.398142][ T7686] ? copy_mount_string+0x20/0x20 [ 91.403053][ T7686] ? retint_kernel+0x2b/0x2b [ 91.407620][ T7686] ? copy_mount_options+0x18c/0x2c0 [ 91.412793][ T7686] ? copy_mount_options+0x77/0x2c0 [ 91.417965][ T7686] ksys_mount+0xba/0xe0 [ 91.422109][ T7686] __x64_sys_mount+0xb9/0x150 [ 91.426758][ T7686] do_syscall_64+0xd0/0x5e0 [ 91.431234][ T7686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.437112][ T7686] RIP: 0033:0x458da9 [ 91.440985][ T7686] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.460563][ T7686] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.469085][ T7686] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 91.477036][ T7686] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 91.485000][ T7686] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 91.492962][ T7686] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 91.501011][ T7686] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 91.508992][ T7694] CPU: 0 PID: 7694 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 91.516793][ T7694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.523438][ T7695] FAULT_INJECTION: forcing a failure. [ 91.523438][ T7695] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 91.526835][ T7694] Call Trace: [ 91.543284][ T7694] dump_stack+0x12d/0x187 [ 91.547594][ T7694] should_fail.cold.4+0x5/0x13 [ 91.552347][ T7694] ? do_mount+0x1281/0x1b60 [ 91.557010][ T7694] ? fault_create_debugfs_attr+0x150/0x150 [ 91.562800][ T7694] ? find_held_lock+0x36/0x1d0 [ 91.567540][ T7694] should_fail_alloc_page+0x50/0x60 [ 91.572735][ T7694] __alloc_pages_nodemask+0x17f/0x880 [ 91.578253][ T7694] ? cache_grow_end+0xa8/0x190 [ 91.582990][ T7694] ? __alloc_pages_slowpath+0x2570/0x2570 [ 91.588865][ T7694] ? do_raw_spin_lock+0x123/0x2d0 [ 91.594051][ T7694] cache_grow_begin+0x92/0xd60 [ 91.598799][ T7694] ? __kmalloc+0xc5/0x790 [ 91.603198][ T7694] ? trace_hardirqs_off+0x41/0x1a0 [ 91.608286][ T7694] __kmalloc+0x6cd/0x790 [ 91.612527][ T7694] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 91.620757][ T7694] p9_fcall_init.isra.2+0x55/0x1c0 [ 91.625852][ T7694] p9_client_prepare_req.part.5+0x116/0x670 [ 91.631721][ T7694] p9_client_rpc+0x174/0xe50 [ 91.636283][ T7694] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 91.642064][ T7694] ? p9_client_prepare_req.part.5+0x670/0x670 [ 91.648194][ T7694] ? free_object+0x70/0x70 [ 91.652685][ T7694] ? ksys_dup3+0x2e0/0x2e0 [ 91.657357][ T7694] ? lockdep_init_map+0x1b6/0x6c0 [ 91.662541][ T7694] ? __kasan_check_write+0x14/0x20 [ 91.667641][ T7694] ? p9_conn_create+0x3c2/0x4e0 [ 91.672467][ T7694] ? p9_conn_create+0x4e0/0x4e0 [ 91.677300][ T7694] p9_client_create+0x7ec/0x10e0 [ 91.682242][ T7694] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 91.688284][ T7694] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.693802][ T7694] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.699854][ T7694] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.705633][ T7694] ? __kmalloc_track_caller+0x60e/0x780 [ 91.711154][ T7694] ? __x64_sys_mount+0xb9/0x150 [ 91.715988][ T7694] ? do_syscall_64+0xd0/0x5e0 [ 91.720648][ T7694] ? lockdep_init_map+0x1b6/0x6c0 [ 91.725781][ T7694] v9fs_session_init+0x1ed/0x14c0 [ 91.730791][ T7694] ? v9fs_session_init+0x1ed/0x14c0 [ 91.736496][ T7694] ? find_held_lock+0x36/0x1d0 [ 91.741251][ T7694] ? v9fs_show_options+0x6c0/0x6c0 [ 91.746425][ T7694] ? v9fs_mount+0x55/0x7f0 [ 91.750822][ T7694] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.756517][ T7694] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 91.762562][ T7694] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 91.768344][ T7694] ? kmem_cache_alloc_trace+0x39e/0x780 [ 91.773865][ T7694] v9fs_mount+0x72/0x7f0 [ 91.778085][ T7694] ? v9fs_write_inode+0x50/0x50 [ 91.782908][ T7694] legacy_get_tree+0x103/0x1f0 [ 91.787645][ T7694] vfs_get_tree+0x8b/0x2d0 [ 91.792065][ T7694] ? capable+0x14/0x20 [ 91.796107][ T7694] do_mount+0x1281/0x1b60 [ 91.800409][ T7694] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 91.805929][ T7694] ? copy_mount_string+0x20/0x20 [ 91.810871][ T7694] ? kmem_cache_alloc_trace+0x39e/0x780 [ 91.816390][ T7694] ? __kasan_check_write+0x14/0x20 [ 91.821576][ T7694] ? _copy_from_user+0xd6/0x110 [ 91.826421][ T7694] ? __kasan_check_read+0x11/0x20 [ 91.831415][ T7694] ? copy_mount_options+0x77/0x2c0 [ 91.836503][ T7694] ksys_mount+0xba/0xe0 [ 91.840632][ T7694] __x64_sys_mount+0xb9/0x150 [ 91.845297][ T7694] do_syscall_64+0xd0/0x5e0 [ 91.849774][ T7694] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 91.855638][ T7694] RIP: 0033:0x458da9 [ 91.859506][ T7694] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 91.879098][ T7694] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 91.887493][ T7694] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 91.895437][ T7694] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 91.903382][ T7694] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 91.911325][ T7694] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 91.919269][ T7694] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 91.927230][ T7695] CPU: 1 PID: 7695 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 91.935035][ T7695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 91.935039][ T7695] Call Trace: [ 91.935053][ T7695] dump_stack+0x12d/0x187 [ 91.935064][ T7695] should_fail.cold.4+0x5/0x13 [ 91.935078][ T7695] ? do_mount+0x1281/0x1b60 [ 91.935085][ T7695] ? fault_create_debugfs_attr+0x150/0x150 [ 91.957436][ T7695] ? find_held_lock+0x36/0x1d0 [ 91.957449][ T7695] should_fail_alloc_page+0x50/0x60 [ 91.957454][ T7695] __alloc_pages_nodemask+0x17f/0x880 [ 91.957460][ T7695] ? cache_grow_end+0xa8/0x190 [ 91.978038][ T7697] 9pnet: Insufficient options for proto=fd [ 91.982980][ T7695] ? __alloc_pages_slowpath+0x2570/0x2570 [ 91.982987][ T7695] ? do_raw_spin_lock+0x123/0x2d0 [ 91.983000][ T7695] cache_grow_begin+0x92/0xd60 [ 91.993520][ T7695] ? __kmalloc+0xc5/0x790 [ 91.993531][ T7695] ? trace_hardirqs_off+0x41/0x1a0 [ 91.993539][ T7695] __kmalloc+0x6cd/0x790 [ 91.993549][ T7695] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 91.993558][ T7695] p9_fcall_init.isra.2+0x55/0x1c0 [ 91.993564][ T7695] p9_client_prepare_req.part.5+0x116/0x670 [ 91.993573][ T7695] p9_client_rpc+0x174/0xe50 [ 92.004615][ T7695] ? trace_hardirqs_on+0x28/0x1b0 [ 92.004620][ T7695] ? __kasan_check_read+0x11/0x20 [ 92.004631][ T7695] ? p9_client_prepare_req.part.5+0x670/0x670 [ 92.004639][ T7695] ? add_wait_queue+0x107/0x160 [ 92.004647][ T7695] ? p9_pollwait+0x182/0x210 [ 92.004657][ T7695] ? pipe_poll+0x7e/0x2a0 [ 92.004666][ T7695] ? p9_fd_poll+0x19b/0x2a0 [ 92.004673][ T7695] ? p9_conn_create+0x399/0x4e0 [ 92.004682][ T7695] ? p9_conn_create+0x4e0/0x4e0 [ 92.004693][ T7695] p9_client_create+0x7ec/0x10e0 [ 92.033622][ T7695] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 92.033631][ T7695] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.033638][ T7695] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.033644][ T7695] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.033655][ T7695] ? __kmalloc_track_caller+0x60e/0x780 [ 92.033662][ T7695] ? __x64_sys_mount+0xb9/0x150 [ 92.033668][ T7695] ? do_syscall_64+0xd0/0x5e0 [ 92.033674][ T7695] ? lockdep_init_map+0x1b6/0x6c0 [ 92.033687][ T7695] v9fs_session_init+0x1ed/0x14c0 [ 92.048101][ T7701] FAULT_INJECTION: forcing a failure. [ 92.048101][ T7701] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.049222][ T7695] ? v9fs_session_init+0x1ed/0x14c0 [ 92.160332][ T7695] ? lock_downgrade+0x900/0x900 [ 92.165172][ T7695] ? __kasan_check_write+0x14/0x20 [ 92.170297][ T7695] ? v9fs_show_options+0x6c0/0x6c0 [ 92.175399][ T7695] ? v9fs_mount+0x55/0x7f0 [ 92.179802][ T7695] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.185333][ T7695] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.191372][ T7695] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.197161][ T7695] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.202683][ T7695] v9fs_mount+0x72/0x7f0 [ 92.206916][ T7695] ? v9fs_write_inode+0x50/0x50 [ 92.211763][ T7695] legacy_get_tree+0x103/0x1f0 [ 92.216501][ T7695] vfs_get_tree+0x8b/0x2d0 [ 92.220888][ T7695] ? capable+0x14/0x20 [ 92.224944][ T7695] do_mount+0x1281/0x1b60 [ 92.229248][ T7695] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.234769][ T7695] ? copy_mount_string+0x20/0x20 [ 92.239694][ T7695] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.245212][ T7695] ? __kasan_check_write+0x14/0x20 [ 92.250297][ T7695] ? _copy_from_user+0xd6/0x110 [ 92.255142][ T7695] ? __kasan_check_read+0x11/0x20 [ 92.260167][ T7695] ? copy_mount_options+0x77/0x2c0 [ 92.265270][ T7695] ksys_mount+0xba/0xe0 [ 92.269411][ T7695] __x64_sys_mount+0xb9/0x150 [ 92.274082][ T7695] do_syscall_64+0xd0/0x5e0 [ 92.278579][ T7695] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.284448][ T7695] RIP: 0033:0x458da9 [ 92.288318][ T7695] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.307901][ T7695] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.316283][ T7695] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 92.324324][ T7695] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 92.332299][ T7695] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 92.340271][ T7695] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 92.348237][ T7695] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 92.356642][ T7701] CPU: 0 PID: 7701 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 92.357753][ T7687] 9pnet: Insufficient options for proto=fd [ 92.364454][ T7701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.364457][ T7701] Call Trace: [ 92.364470][ T7701] dump_stack+0x12d/0x187 [ 92.364481][ T7701] should_fail.cold.4+0x5/0x13 [ 92.364487][ T7701] ? kmem_cache_alloc+0x121/0x750 [ 92.364495][ T7701] ? fault_create_debugfs_attr+0x150/0x150 [ 92.404048][ T7701] ? vfs_get_tree+0x8b/0x2d0 [ 92.408617][ T7701] ? do_mount+0x1281/0x1b60 [ 92.413108][ T7701] ? ksys_mount+0xba/0xe0 [ 92.417410][ T7701] ? __x64_sys_mount+0xb9/0x150 [ 92.423189][ T7701] ? do_syscall_64+0xd0/0x5e0 [ 92.428105][ T7701] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.434513][ T7701] should_fail_alloc_page+0x50/0x60 [ 92.439687][ T7701] __alloc_pages_nodemask+0x17f/0x880 [ 92.445051][ T7701] ? __alloc_pages_slowpath+0x2570/0x2570 [ 92.450936][ T7701] cache_grow_begin+0x92/0xd60 [ 92.455681][ T7701] ? __kmalloc+0xc5/0x790 [ 92.460002][ T7701] ? trace_hardirqs_off+0x41/0x1a0 [ 92.460011][ T7701] __kmalloc+0x6cd/0x790 [ 92.460020][ T7701] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 92.474745][ T7701] p9_fcall_init.isra.2+0x55/0x1c0 [ 92.474754][ T7701] p9_client_prepare_req.part.5+0x96/0x670 [ 92.474765][ T7701] p9_client_rpc+0x174/0xe50 [ 92.490344][ T7701] ? trace_hardirqs_on+0x28/0x1b0 [ 92.490351][ T7701] ? __kasan_check_read+0x11/0x20 [ 92.490362][ T7701] ? p9_client_prepare_req.part.5+0x670/0x670 [ 92.506430][ T7701] ? add_wait_queue+0x107/0x160 [ 92.511356][ T7701] ? p9_pollwait+0x182/0x210 [ 92.515943][ T7701] ? pipe_poll+0x7e/0x2a0 [ 92.520251][ T7701] ? p9_fd_poll+0x19b/0x2a0 [ 92.524730][ T7701] ? p9_conn_create+0x399/0x4e0 [ 92.529745][ T7701] ? p9_conn_create+0x4e0/0x4e0 [ 92.534598][ T7701] p9_client_create+0x7ec/0x10e0 [ 92.539542][ T7701] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 92.545616][ T7701] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.551241][ T7701] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.557292][ T7701] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.563531][ T7701] ? __kmalloc_track_caller+0x60e/0x780 [ 92.569054][ T7701] ? __x64_sys_mount+0xb9/0x150 [ 92.573891][ T7701] ? do_syscall_64+0xd0/0x5e0 [ 92.578542][ T7701] ? lockdep_init_map+0x1b6/0x6c0 [ 92.583557][ T7701] v9fs_session_init+0x1ed/0x14c0 [ 92.588576][ T7701] ? v9fs_session_init+0x1ed/0x14c0 [ 92.593761][ T7701] ? lock_downgrade+0x900/0x900 [ 92.598595][ T7701] ? __kasan_check_write+0x14/0x20 [ 92.603699][ T7701] ? v9fs_show_options+0x6c0/0x6c0 [ 92.608808][ T7701] ? v9fs_mount+0x55/0x7f0 [ 92.613246][ T7701] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.620270][ T7701] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 92.626411][ T7701] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 92.632198][ T7701] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.637737][ T7701] v9fs_mount+0x72/0x7f0 [ 92.641954][ T7701] ? v9fs_write_inode+0x50/0x50 [ 92.646787][ T7701] legacy_get_tree+0x103/0x1f0 [ 92.651534][ T7701] vfs_get_tree+0x8b/0x2d0 [ 92.655922][ T7701] ? capable+0x14/0x20 [ 92.659964][ T7701] do_mount+0x1281/0x1b60 [ 92.664269][ T7701] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 92.669802][ T7701] ? copy_mount_string+0x20/0x20 [ 92.674752][ T7701] ? kmem_cache_alloc_trace+0x39e/0x780 [ 92.680284][ T7701] ? __kasan_check_write+0x14/0x20 [ 92.685392][ T7701] ? _copy_from_user+0xd6/0x110 [ 92.690216][ T7701] ? __kasan_check_read+0x11/0x20 [ 92.695210][ T7701] ? copy_mount_options+0x77/0x2c0 [ 92.700294][ T7701] ksys_mount+0xba/0xe0 [ 92.704422][ T7701] __x64_sys_mount+0xb9/0x150 [ 92.709108][ T7701] do_syscall_64+0xd0/0x5e0 [ 92.713596][ T7701] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 92.717824][ T7707] FAULT_INJECTION: forcing a failure. [ 92.717824][ T7707] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.719464][ T7701] RIP: 0033:0x458da9 [ 92.736492][ T7701] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 92.756078][ T7701] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 92.764460][ T7701] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 92.772405][ T7701] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 92.780353][ T7701] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 92.788306][ T7701] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 92.796252][ T7701] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 92.804221][ T7707] CPU: 1 PID: 7707 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 92.805698][ T26] audit: type=1804 audit(1573329368.722:48): pid=7707 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/15/file0" dev="sda1" ino=16631 res=1 [ 92.812010][ T7707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.812014][ T7707] Call Trace: [ 92.812026][ T7707] dump_stack+0x12d/0x187 [ 92.812036][ T7707] should_fail.cold.4+0x5/0x13 [ 92.812042][ T7707] ? do_mount+0x1281/0x1b60 [ 92.812048][ T7707] ? fault_create_debugfs_attr+0x150/0x150 [ 92.849833][ T7707] ? find_held_lock+0x36/0x1d0 [ 92.858872][ T7707] should_fail_alloc_page+0x50/0x60 [ 92.858876][ T7707] __alloc_pages_nodemask+0x17f/0x880 [ 92.858881][ T7707] ? cache_grow_end+0xa8/0x190 [ 92.858886][ T7707] ? __alloc_pages_slowpath+0x2570/0x2570 [ 92.858891][ T7707] ? do_raw_spin_lock+0x123/0x2d0 [ 92.858902][ T7707] cache_grow_begin+0x92/0xd60 [ 92.858907][ T7707] ? __kmalloc+0xc5/0x790 [ 92.872468][ T7711] FAULT_INJECTION: forcing a failure. [ 92.872468][ T7711] name failslab, interval 1, probability 0, space 0, times 0 [ 92.873907][ T7707] ? trace_hardirqs_off+0x41/0x1a0 [ 92.873917][ T7707] __kmalloc+0x6cd/0x790 [ 92.873927][ T7707] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 92.873935][ T7707] p9_fcall_init.isra.2+0x55/0x1c0 [ 92.883251][ T7713] FAULT_INJECTION: forcing a failure. [ 92.883251][ T7713] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 92.884463][ T7707] p9_client_prepare_req.part.5+0x116/0x670 [ 92.960177][ T7707] p9_client_rpc+0x174/0xe50 [ 92.964751][ T7707] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 92.970531][ T7707] ? p9_client_prepare_req.part.5+0x670/0x670 [ 92.976575][ T7707] ? free_object+0x70/0x70 [ 92.980963][ T7707] ? ksys_dup3+0x2e0/0x2e0 [ 92.985352][ T7707] ? lockdep_init_map+0x1b6/0x6c0 [ 92.990357][ T7707] ? __kasan_check_write+0x14/0x20 [ 92.995440][ T7707] ? p9_conn_create+0x3c2/0x4e0 [ 93.000264][ T7707] ? p9_conn_create+0x4e0/0x4e0 [ 93.005092][ T7707] p9_client_create+0x7ec/0x10e0 [ 93.010008][ T7707] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 93.016056][ T7707] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.021572][ T7707] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.027630][ T7707] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.033410][ T7707] ? __kmalloc_track_caller+0x60e/0x780 [ 93.038931][ T7707] ? __x64_sys_mount+0xb9/0x150 [ 93.043753][ T7707] ? do_syscall_64+0xd0/0x5e0 [ 93.048398][ T7707] ? lockdep_init_map+0x1b6/0x6c0 [ 93.053408][ T7707] v9fs_session_init+0x1ed/0x14c0 [ 93.058410][ T7707] ? v9fs_session_init+0x1ed/0x14c0 [ 93.063577][ T7707] ? find_held_lock+0x36/0x1d0 [ 93.068338][ T7707] ? v9fs_show_options+0x6c0/0x6c0 [ 93.073435][ T7707] ? v9fs_mount+0x55/0x7f0 [ 93.077824][ T7707] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.083354][ T7707] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.089390][ T7707] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.095180][ T7707] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.100701][ T7707] v9fs_mount+0x72/0x7f0 [ 93.104914][ T7707] ? v9fs_write_inode+0x50/0x50 [ 93.109734][ T7707] legacy_get_tree+0x103/0x1f0 [ 93.114472][ T7707] vfs_get_tree+0x8b/0x2d0 [ 93.118861][ T7707] ? capable+0x14/0x20 [ 93.122903][ T7707] do_mount+0x1281/0x1b60 [ 93.127202][ T7707] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.132741][ T7707] ? copy_mount_string+0x20/0x20 [ 93.137671][ T7707] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.143209][ T7707] ? __kasan_check_write+0x14/0x20 [ 93.148295][ T7707] ? _copy_from_user+0xd6/0x110 [ 93.153117][ T7707] ? __kasan_check_read+0x11/0x20 [ 93.158201][ T7707] ? copy_mount_options+0x77/0x2c0 [ 93.163283][ T7707] ksys_mount+0xba/0xe0 [ 93.167433][ T7707] __x64_sys_mount+0xb9/0x150 [ 93.172084][ T7707] do_syscall_64+0xd0/0x5e0 [ 93.176650][ T7707] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.182516][ T7707] RIP: 0033:0x458da9 [ 93.186385][ T7707] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.205969][ T7707] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2019/11/09 19:56:08 executed programs: 93 [ 93.214359][ T7707] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 93.222310][ T7707] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 93.230263][ T7707] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 93.238209][ T7707] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 93.246238][ T7707] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 93.254201][ T7713] CPU: 0 PID: 7713 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 93.262014][ T7713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.272064][ T7713] Call Trace: [ 93.275339][ T7713] dump_stack+0x12d/0x187 [ 93.279666][ T7713] should_fail.cold.4+0x5/0x13 [ 93.284409][ T7713] ? do_mount+0x1281/0x1b60 [ 93.288888][ T7713] ? fault_create_debugfs_attr+0x150/0x150 [ 93.294677][ T7713] ? find_held_lock+0x36/0x1d0 [ 93.299423][ T7713] should_fail_alloc_page+0x50/0x60 [ 93.304604][ T7713] __alloc_pages_nodemask+0x17f/0x880 [ 93.309953][ T7713] ? cache_grow_end+0xa8/0x190 [ 93.314688][ T7713] ? __alloc_pages_slowpath+0x2570/0x2570 [ 93.320446][ T7713] ? do_raw_spin_lock+0x123/0x2d0 [ 93.325478][ T7713] cache_grow_begin+0x92/0xd60 [ 93.330360][ T7713] ? __kmalloc+0xc5/0x790 [ 93.334669][ T7713] ? trace_hardirqs_off+0x41/0x1a0 [ 93.339777][ T7713] __kmalloc+0x6cd/0x790 [ 93.344031][ T7713] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 93.349309][ T7713] p9_fcall_init.isra.2+0x55/0x1c0 [ 93.355892][ T7713] p9_client_prepare_req.part.5+0x116/0x670 [ 93.361766][ T7713] p9_client_rpc+0x174/0xe50 [ 93.361772][ T7713] ? trace_hardirqs_on+0x28/0x1b0 [ 93.361777][ T7713] ? __kasan_check_read+0x11/0x20 [ 93.361785][ T7713] ? p9_client_prepare_req.part.5+0x670/0x670 [ 93.361791][ T7713] ? add_wait_queue+0x107/0x160 [ 93.361798][ T7713] ? p9_pollwait+0x182/0x210 [ 93.361807][ T7713] ? pipe_poll+0x7e/0x2a0 [ 93.361813][ T7713] ? p9_fd_poll+0x19b/0x2a0 [ 93.361820][ T7713] ? p9_conn_create+0x399/0x4e0 [ 93.361828][ T7713] ? p9_conn_create+0x4e0/0x4e0 [ 93.361839][ T7713] p9_client_create+0x7ec/0x10e0 [ 93.361852][ T7713] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 93.361860][ T7713] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.361866][ T7713] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.361870][ T7713] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.361877][ T7713] ? __kmalloc_track_caller+0x60e/0x780 [ 93.361884][ T7713] ? __x64_sys_mount+0xb9/0x150 [ 93.361889][ T7713] ? do_syscall_64+0xd0/0x5e0 [ 93.361896][ T7713] ? lockdep_init_map+0x1b6/0x6c0 [ 93.400699][ T7713] v9fs_session_init+0x1ed/0x14c0 [ 93.410346][ T7713] ? v9fs_session_init+0x1ed/0x14c0 [ 93.410354][ T7713] ? find_held_lock+0x36/0x1d0 [ 93.410364][ T7713] ? v9fs_show_options+0x6c0/0x6c0 [ 93.410371][ T7713] ? v9fs_mount+0x55/0x7f0 [ 93.410379][ T7713] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.410384][ T7713] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.410389][ T7713] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.410397][ T7713] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.410407][ T7713] v9fs_mount+0x72/0x7f0 [ 93.410414][ T7713] ? v9fs_write_inode+0x50/0x50 [ 93.410422][ T7713] legacy_get_tree+0x103/0x1f0 [ 93.410431][ T7713] vfs_get_tree+0x8b/0x2d0 [ 93.410436][ T7713] ? capable+0x14/0x20 [ 93.410444][ T7713] do_mount+0x1281/0x1b60 [ 93.410450][ T7713] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.410457][ T7713] ? copy_mount_string+0x20/0x20 [ 93.410463][ T7713] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.410469][ T7713] ? __kasan_check_write+0x14/0x20 [ 93.410476][ T7713] ? _copy_from_user+0xd6/0x110 [ 93.540363][ T7719] FAULT_INJECTION: forcing a failure. [ 93.540363][ T7719] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 93.543088][ T7713] ? __kasan_check_read+0x11/0x20 [ 93.576667][ T7713] ? copy_mount_options+0x77/0x2c0 [ 93.581751][ T7713] ksys_mount+0xba/0xe0 [ 93.585890][ T7713] __x64_sys_mount+0xb9/0x150 [ 93.590571][ T7713] do_syscall_64+0xd0/0x5e0 [ 93.595060][ T7713] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.600934][ T7713] RIP: 0033:0x458da9 [ 93.604802][ T7713] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.624379][ T7713] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 93.632759][ T7713] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 93.640711][ T7713] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 93.648654][ T7713] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 93.656600][ T7713] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 93.664546][ T7713] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 93.672508][ T7719] CPU: 1 PID: 7719 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 93.675306][ T26] audit: type=1804 audit(1573329369.532:49): pid=7719 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir758284697/syzkaller.kQcR3v/14/file0" dev="sda1" ino=16622 res=1 [ 93.680314][ T7719] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.680317][ T7719] Call Trace: [ 93.680332][ T7719] dump_stack+0x12d/0x187 [ 93.680347][ T7719] should_fail.cold.4+0x5/0x13 [ 93.680354][ T7719] ? do_mount+0x1281/0x1b60 [ 93.680360][ T7719] ? fault_create_debugfs_attr+0x150/0x150 [ 93.738091][ T7719] ? find_held_lock+0x36/0x1d0 [ 93.742835][ T7719] should_fail_alloc_page+0x50/0x60 [ 93.748010][ T7719] __alloc_pages_nodemask+0x17f/0x880 [ 93.753352][ T7719] ? cache_grow_end+0xa8/0x190 [ 93.758190][ T7719] ? __alloc_pages_slowpath+0x2570/0x2570 [ 93.763889][ T7719] ? do_raw_spin_lock+0x123/0x2d0 [ 93.768902][ T7719] cache_grow_begin+0x92/0xd60 [ 93.773648][ T7719] ? __kmalloc+0xc5/0x790 [ 93.777950][ T7719] ? trace_hardirqs_off+0x41/0x1a0 [ 93.783035][ T7719] __kmalloc+0x6cd/0x790 [ 93.787255][ T7719] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 93.792519][ T7719] p9_fcall_init.isra.2+0x55/0x1c0 [ 93.797622][ T7719] p9_client_prepare_req.part.5+0x116/0x670 [ 93.803492][ T7719] p9_client_rpc+0x174/0xe50 [ 93.808062][ T7719] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 93.813839][ T7719] ? p9_client_prepare_req.part.5+0x670/0x670 [ 93.819879][ T7719] ? free_object+0x70/0x70 [ 93.824268][ T7719] ? ksys_dup3+0x2e0/0x2e0 [ 93.828667][ T7719] ? lockdep_init_map+0x1b6/0x6c0 [ 93.833662][ T7719] ? __kasan_check_write+0x14/0x20 [ 93.838745][ T7719] ? p9_conn_create+0x3c2/0x4e0 [ 93.843566][ T7719] ? p9_conn_create+0x4e0/0x4e0 [ 93.848392][ T7719] p9_client_create+0x7ec/0x10e0 [ 93.853308][ T7719] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 93.859346][ T7719] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.864862][ T7719] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.870921][ T7719] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.876702][ T7719] ? __kmalloc_track_caller+0x60e/0x780 [ 93.882216][ T7719] ? __x64_sys_mount+0xb9/0x150 [ 93.888686][ T7719] ? do_syscall_64+0xd0/0x5e0 [ 93.893341][ T7719] ? lockdep_init_map+0x1b6/0x6c0 [ 93.898340][ T7719] v9fs_session_init+0x1ed/0x14c0 [ 93.903333][ T7719] ? v9fs_session_init+0x1ed/0x14c0 [ 93.908514][ T7719] ? find_held_lock+0x36/0x1d0 [ 93.913266][ T7719] ? v9fs_show_options+0x6c0/0x6c0 [ 93.918360][ T7719] ? v9fs_mount+0x55/0x7f0 [ 93.922755][ T7719] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.928285][ T7719] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 93.934321][ T7719] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 93.940101][ T7719] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.945620][ T7719] v9fs_mount+0x72/0x7f0 [ 93.949836][ T7719] ? v9fs_write_inode+0x50/0x50 [ 93.954659][ T7719] legacy_get_tree+0x103/0x1f0 [ 93.959395][ T7719] vfs_get_tree+0x8b/0x2d0 [ 93.963782][ T7719] ? capable+0x14/0x20 [ 93.967822][ T7719] do_mount+0x1281/0x1b60 [ 93.972132][ T7719] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 93.977648][ T7719] ? copy_mount_string+0x20/0x20 [ 93.982570][ T7719] ? kmem_cache_alloc_trace+0x39e/0x780 [ 93.988091][ T7719] ? __kasan_check_write+0x14/0x20 [ 93.993173][ T7719] ? _copy_from_user+0xd6/0x110 [ 93.997997][ T7719] ? __kasan_check_read+0x11/0x20 [ 94.002991][ T7719] ? copy_mount_options+0x77/0x2c0 [ 94.008164][ T7719] ksys_mount+0xba/0xe0 [ 94.012294][ T7719] __x64_sys_mount+0xb9/0x150 [ 94.016943][ T7719] do_syscall_64+0xd0/0x5e0 [ 94.021419][ T7719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.027283][ T7719] RIP: 0033:0x458da9 [ 94.031159][ T7719] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.050744][ T7719] RSP: 002b:00007f063276ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.059129][ T7719] RAX: ffffffffffffffda RBX: 00007f063276ec90 RCX: 0000000000458da9 [ 94.067073][ T7719] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 94.075028][ T7719] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 94.082980][ T7719] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f063276f6d4 [ 94.090924][ T7719] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 94.098880][ T7711] CPU: 0 PID: 7711 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 94.106680][ T7711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.106684][ T7711] Call Trace: [ 94.106697][ T7711] dump_stack+0x12d/0x187 [ 94.106707][ T7711] should_fail.cold.4+0x5/0x13 [ 94.106714][ T7711] ? fault_create_debugfs_attr+0x150/0x150 [ 94.106723][ T7711] ? ___might_sleep+0x16b/0x2b0 [ 94.106733][ T7711] __should_failslab+0xba/0xf0 [ 94.106742][ T7711] should_failslab+0x9/0x14 [ 94.148972][ T7711] __kmalloc+0x2eb/0x790 [ 94.153203][ T7711] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 94.158483][ T7711] p9_fcall_init.isra.2+0x55/0x1c0 [ 94.158491][ T7711] p9_client_prepare_req.part.5+0x116/0x670 [ 94.158499][ T7711] p9_client_rpc+0x174/0xe50 [ 94.158506][ T7711] ? trace_hardirqs_on+0x28/0x1b0 [ 94.158510][ T7711] ? __kasan_check_read+0x11/0x20 [ 94.158518][ T7711] ? p9_client_prepare_req.part.5+0x670/0x670 [ 94.158524][ T7711] ? add_wait_queue+0x107/0x160 [ 94.158531][ T7711] ? p9_pollwait+0x182/0x210 [ 94.158540][ T7711] ? pipe_poll+0x7e/0x2a0 [ 94.158547][ T7711] ? p9_fd_poll+0x19b/0x2a0 [ 94.158554][ T7711] ? p9_conn_create+0x399/0x4e0 [ 94.158563][ T7711] ? p9_conn_create+0x4e0/0x4e0 [ 94.158575][ T7711] p9_client_create+0x7ec/0x10e0 [ 94.158586][ T7711] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 94.158594][ T7711] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.158599][ T7711] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.158604][ T7711] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.158612][ T7711] ? __kmalloc_track_caller+0x60e/0x780 [ 94.158619][ T7711] ? __x64_sys_mount+0xb9/0x150 [ 94.179151][ T7711] ? do_syscall_64+0xd0/0x5e0 [ 94.179158][ T7711] ? lockdep_init_map+0x1b6/0x6c0 [ 94.179171][ T7711] v9fs_session_init+0x1ed/0x14c0 [ 94.179176][ T7711] ? v9fs_session_init+0x1ed/0x14c0 [ 94.179181][ T7711] ? find_held_lock+0x36/0x1d0 [ 94.179192][ T7711] ? v9fs_show_options+0x6c0/0x6c0 [ 94.179199][ T7711] ? v9fs_mount+0x55/0x7f0 [ 94.179206][ T7711] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.179211][ T7711] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.179217][ T7711] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.179226][ T7711] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.179237][ T7711] v9fs_mount+0x72/0x7f0 [ 94.179245][ T7711] ? v9fs_write_inode+0x50/0x50 [ 94.179251][ T7711] legacy_get_tree+0x103/0x1f0 [ 94.179260][ T7711] vfs_get_tree+0x8b/0x2d0 [ 94.179265][ T7711] ? capable+0x14/0x20 [ 94.179272][ T7711] do_mount+0x1281/0x1b60 [ 94.179278][ T7711] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.195163][ T7711] ? copy_mount_string+0x20/0x20 [ 94.213322][ T7711] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.234705][ T7711] ? __kasan_check_read+0x11/0x20 [ 94.361357][ T7711] ? copy_mount_options+0x77/0x2c0 [ 94.366452][ T7711] ksys_mount+0xba/0xe0 [ 94.370590][ T7711] __x64_sys_mount+0xb9/0x150 [ 94.375242][ T7711] do_syscall_64+0xd0/0x5e0 [ 94.379724][ T7711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.385599][ T7711] RIP: 0033:0x458da9 [ 94.389489][ T7711] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.409213][ T7711] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.417716][ T7711] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 94.425669][ T7711] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 94.433619][ T7711] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 94.441572][ T7711] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 94.449614][ T7711] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 94.457963][ T7691] CPU: 1 PID: 7691 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 94.465797][ T7691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.467934][ T7729] FAULT_INJECTION: forcing a failure. [ 94.467934][ T7729] name failslab, interval 1, probability 0, space 0, times 0 [ 94.475850][ T7691] Call Trace: [ 94.491806][ T7691] dump_stack+0x12d/0x187 [ 94.496121][ T7691] should_fail.cold.4+0x5/0x13 [ 94.500857][ T7691] ? fault_create_debugfs_attr+0x150/0x150 [ 94.506647][ T7691] ? ___might_sleep+0x16b/0x2b0 [ 94.511484][ T7691] __should_failslab+0xba/0xf0 [ 94.516224][ T7691] should_failslab+0x9/0x14 [ 94.520709][ T7691] __kmalloc+0x2eb/0x790 [ 94.524931][ T7691] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 94.530190][ T7691] p9_fcall_init.isra.2+0x55/0x1c0 [ 94.535294][ T7691] p9_client_prepare_req.part.5+0x116/0x670 [ 94.541182][ T7691] p9_client_rpc+0x174/0xe50 [ 94.545748][ T7691] ? trace_hardirqs_on+0x28/0x1b0 [ 94.550744][ T7691] ? __kasan_check_read+0x11/0x20 [ 94.555753][ T7691] ? p9_client_prepare_req.part.5+0x670/0x670 [ 94.561891][ T7691] ? add_wait_queue+0x107/0x160 [ 94.566718][ T7691] ? p9_pollwait+0x182/0x210 [ 94.571285][ T7691] ? pipe_poll+0x7e/0x2a0 [ 94.575590][ T7691] ? p9_fd_poll+0x19b/0x2a0 [ 94.580066][ T7691] ? p9_conn_create+0x399/0x4e0 [ 94.584899][ T7691] ? p9_conn_create+0x4e0/0x4e0 [ 94.589733][ T7691] p9_client_create+0x7ec/0x10e0 [ 94.594651][ T7691] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 94.600690][ T7691] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.606211][ T7691] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.612251][ T7691] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.618037][ T7691] ? __kmalloc_track_caller+0x60e/0x780 [ 94.623557][ T7691] ? __x64_sys_mount+0xb9/0x150 [ 94.628389][ T7691] ? do_syscall_64+0xd0/0x5e0 [ 94.633054][ T7691] ? lockdep_init_map+0x1b6/0x6c0 [ 94.638060][ T7691] v9fs_session_init+0x1ed/0x14c0 [ 94.643058][ T7691] ? v9fs_session_init+0x1ed/0x14c0 [ 94.648241][ T7691] ? find_held_lock+0x36/0x1d0 [ 94.653010][ T7691] ? v9fs_show_options+0x6c0/0x6c0 [ 94.658117][ T7691] ? v9fs_mount+0x55/0x7f0 [ 94.662514][ T7691] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.668048][ T7691] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.674088][ T7691] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.679893][ T7691] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.685422][ T7691] v9fs_mount+0x72/0x7f0 [ 94.689644][ T7691] ? v9fs_write_inode+0x50/0x50 [ 94.694475][ T7691] legacy_get_tree+0x103/0x1f0 [ 94.699228][ T7691] vfs_get_tree+0x8b/0x2d0 [ 94.703623][ T7691] ? capable+0x14/0x20 [ 94.707670][ T7691] do_mount+0x1281/0x1b60 [ 94.711973][ T7691] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 94.717419][ T7691] ? copy_mount_string+0x20/0x20 [ 94.722346][ T7691] ? retint_kernel+0x2b/0x2b [ 94.726915][ T7691] ? copy_mount_options+0x14d/0x2c0 [ 94.732197][ T7691] ? copy_mount_options+0x77/0x2c0 [ 94.737289][ T7691] ksys_mount+0xba/0xe0 [ 94.741428][ T7691] __x64_sys_mount+0xb9/0x150 [ 94.746094][ T7691] do_syscall_64+0xd0/0x5e0 [ 94.750585][ T7691] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.756469][ T7691] RIP: 0033:0x458da9 [ 94.760354][ T7691] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.780371][ T7691] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 94.788755][ T7691] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 94.796877][ T7691] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 94.804838][ T7691] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 94.812905][ T7691] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 94.821113][ T7691] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 94.829085][ T7729] CPU: 0 PID: 7729 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 94.836980][ T7729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.847114][ T7729] Call Trace: [ 94.847128][ T7729] dump_stack+0x12d/0x187 [ 94.847139][ T7729] should_fail.cold.4+0x5/0x13 [ 94.847147][ T7729] ? stack_trace_save+0x82/0xb0 [ 94.847154][ T7729] ? fault_create_debugfs_attr+0x150/0x150 [ 94.847167][ T7729] __should_failslab+0xba/0xf0 [ 94.847174][ T7729] should_failslab+0x9/0x14 [ 94.847179][ T7729] kmem_cache_alloc+0x47/0x750 [ 94.847184][ T7729] ? ksys_mount+0xba/0xe0 [ 94.847188][ T7729] ? __x64_sys_mount+0xb9/0x150 [ 94.847194][ T7729] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.847204][ T7729] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 94.847209][ T7729] ? __kasan_check_read+0x11/0x20 [ 94.847216][ T7729] idr_get_free+0x35d/0x880 [ 94.847231][ T7729] idr_alloc_u32+0x13a/0x330 [ 94.847240][ T7729] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 94.847246][ T7729] ? mark_held_locks+0x130/0x130 [ 94.847254][ T7729] ? __kasan_check_write+0x14/0x20 [ 94.847259][ T7729] ? do_raw_spin_lock+0x123/0x2d0 [ 94.847266][ T7729] idr_alloc+0x7d/0xc0 [ 94.847272][ T7729] ? idr_alloc_u32+0x330/0x330 [ 94.847283][ T7729] p9_client_prepare_req.part.5+0x571/0x670 [ 94.859645][ T7729] p9_client_rpc+0x174/0xe50 [ 94.859652][ T7729] ? trace_hardirqs_on+0x28/0x1b0 [ 94.859660][ T7729] ? __kasan_check_read+0x11/0x20 [ 94.891498][ T7733] FAULT_INJECTION: forcing a failure. [ 94.891498][ T7733] name failslab, interval 1, probability 0, space 0, times 0 [ 94.893868][ T7729] ? p9_client_prepare_req.part.5+0x670/0x670 [ 94.893876][ T7729] ? add_wait_queue+0x107/0x160 [ 94.893885][ T7729] ? p9_pollwait+0x182/0x210 [ 94.893895][ T7729] ? pipe_poll+0x7e/0x2a0 [ 94.893903][ T7729] ? p9_fd_poll+0x19b/0x2a0 [ 94.893911][ T7729] ? p9_conn_create+0x399/0x4e0 [ 94.893920][ T7729] ? p9_conn_create+0x4e0/0x4e0 [ 94.893931][ T7729] p9_client_create+0x7ec/0x10e0 [ 94.936824][ T7729] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 94.936833][ T7729] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.936839][ T7729] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.936845][ T7729] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.936854][ T7729] ? __kmalloc_track_caller+0x60e/0x780 [ 94.936861][ T7729] ? __x64_sys_mount+0xb9/0x150 [ 94.936867][ T7729] ? do_syscall_64+0xd0/0x5e0 [ 94.936873][ T7729] ? lockdep_init_map+0x1b6/0x6c0 [ 94.936886][ T7729] v9fs_session_init+0x1ed/0x14c0 [ 94.956717][ T7729] ? v9fs_session_init+0x1ed/0x14c0 [ 94.956728][ T7729] ? find_held_lock+0x36/0x1d0 [ 94.956742][ T7729] ? v9fs_show_options+0x6c0/0x6c0 [ 94.956755][ T7729] ? v9fs_mount+0x55/0x7f0 [ 94.956763][ T7729] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 94.956769][ T7729] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 94.956774][ T7729] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 94.956783][ T7729] ? kmem_cache_alloc_trace+0x39e/0x780 [ 94.956794][ T7729] v9fs_mount+0x72/0x7f0 [ 94.956801][ T7729] ? v9fs_write_inode+0x50/0x50 [ 94.956809][ T7729] legacy_get_tree+0x103/0x1f0 [ 94.956818][ T7729] vfs_get_tree+0x8b/0x2d0 [ 94.956825][ T7729] ? capable+0x14/0x20 [ 95.002929][ T7738] FAULT_INJECTION: forcing a failure. [ 95.002929][ T7738] name failslab, interval 1, probability 0, space 0, times 0 [ 95.003836][ T7729] do_mount+0x1281/0x1b60 [ 95.003847][ T7729] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.003856][ T7729] ? copy_mount_string+0x20/0x20 [ 95.003865][ T7729] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.003875][ T7729] ? __kasan_check_write+0x14/0x20 [ 95.045835][ T7739] FAULT_INJECTION: forcing a failure. [ 95.045835][ T7739] name failslab, interval 1, probability 0, space 0, times 0 [ 95.046390][ T7729] ? _copy_from_user+0xd6/0x110 [ 95.046399][ T7729] ? __kasan_check_read+0x11/0x20 [ 95.046405][ T7729] ? copy_mount_options+0x77/0x2c0 [ 95.046413][ T7729] ksys_mount+0xba/0xe0 [ 95.046421][ T7729] __x64_sys_mount+0xb9/0x150 [ 95.046430][ T7729] do_syscall_64+0xd0/0x5e0 [ 95.046440][ T7729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.046445][ T7729] RIP: 0033:0x458da9 [ 95.046451][ T7729] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.046455][ T7729] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.046461][ T7729] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 95.046465][ T7729] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 95.046468][ T7729] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 95.046471][ T7729] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 95.046475][ T7729] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 95.047645][ T26] audit: type=1804 audit(1573329371.042:50): pid=7739 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/22/file0" dev="sda1" ino=16651 res=1 [ 95.057268][ T7738] CPU: 1 PID: 7738 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 95.163001][ T7743] 9pnet: Insufficient options for proto=fd [ 95.164077][ T7738] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.164080][ T7738] Call Trace: [ 95.164095][ T7738] dump_stack+0x12d/0x187 [ 95.164106][ T7738] should_fail.cold.4+0x5/0x13 [ 95.164114][ T7738] ? fault_create_debugfs_attr+0x150/0x150 [ 95.359563][ T7738] ? ___might_sleep+0x16b/0x2b0 [ 95.364400][ T7738] __should_failslab+0xba/0xf0 [ 95.369167][ T7738] should_failslab+0x9/0x14 [ 95.373657][ T7738] __kmalloc+0x2eb/0x790 [ 95.377877][ T7738] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 95.383153][ T7738] p9_fcall_init.isra.2+0x55/0x1c0 [ 95.388240][ T7738] p9_client_prepare_req.part.5+0x116/0x670 [ 95.394201][ T7738] p9_client_rpc+0x174/0xe50 [ 95.399201][ T7738] ? trace_hardirqs_on+0x28/0x1b0 [ 95.404198][ T7738] ? __kasan_check_read+0x11/0x20 [ 95.409203][ T7738] ? p9_client_prepare_req.part.5+0x670/0x670 [ 95.415250][ T7738] ? add_wait_queue+0x107/0x160 [ 95.420076][ T7738] ? p9_pollwait+0x182/0x210 [ 95.424643][ T7738] ? pipe_poll+0x7e/0x2a0 [ 95.428946][ T7738] ? p9_fd_poll+0x19b/0x2a0 [ 95.433423][ T7738] ? p9_conn_create+0x399/0x4e0 [ 95.438249][ T7738] ? p9_conn_create+0x4e0/0x4e0 [ 95.443096][ T7738] p9_client_create+0x7ec/0x10e0 [ 95.448022][ T7738] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 95.454071][ T7738] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.459602][ T7738] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.465837][ T7738] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.471765][ T7738] ? __kmalloc_track_caller+0x60e/0x780 [ 95.477314][ T7738] ? __x64_sys_mount+0xb9/0x150 [ 95.482165][ T7738] ? do_syscall_64+0xd0/0x5e0 [ 95.486851][ T7738] ? lockdep_init_map+0x1b6/0x6c0 [ 95.491873][ T7738] v9fs_session_init+0x1ed/0x14c0 [ 95.496878][ T7738] ? v9fs_session_init+0x1ed/0x14c0 [ 95.502087][ T7738] ? find_held_lock+0x36/0x1d0 [ 95.506918][ T7738] ? v9fs_show_options+0x6c0/0x6c0 [ 95.512005][ T7738] ? e1000_update_stats+0x848/0x2360 [ 95.517392][ T7738] ? v9fs_mount+0x55/0x7f0 [ 95.521798][ T7738] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.527322][ T7738] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.533381][ T7738] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.539184][ T7738] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.544720][ T7738] v9fs_mount+0x72/0x7f0 [ 95.548941][ T7738] ? v9fs_write_inode+0x50/0x50 [ 95.553769][ T7738] legacy_get_tree+0x103/0x1f0 [ 95.558512][ T7738] vfs_get_tree+0x8b/0x2d0 [ 95.562924][ T7738] ? capable+0x14/0x20 [ 95.567069][ T7738] do_mount+0x1281/0x1b60 [ 95.571372][ T7738] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.576889][ T7738] ? copy_mount_string+0x20/0x20 [ 95.581805][ T7738] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.587329][ T7738] ? __kasan_check_write+0x14/0x20 [ 95.592413][ T7738] ? _copy_from_user+0xd6/0x110 [ 95.597423][ T7738] ? __kasan_check_read+0x11/0x20 [ 95.602423][ T7738] ? copy_mount_options+0x77/0x2c0 [ 95.607508][ T7738] ksys_mount+0xba/0xe0 [ 95.611638][ T7738] __x64_sys_mount+0xb9/0x150 [ 95.616287][ T7738] do_syscall_64+0xd0/0x5e0 [ 95.620768][ T7738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.626641][ T7738] RIP: 0033:0x458da9 [ 95.630508][ T7738] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.650087][ T7738] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.658475][ T7738] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 95.666424][ T7738] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 95.674371][ T7738] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 95.682317][ T7738] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 95.690269][ T7738] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 95.698250][ T7739] CPU: 0 PID: 7739 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 95.706072][ T7739] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.706077][ T7739] Call Trace: [ 95.719424][ T7739] dump_stack+0x12d/0x187 [ 95.723761][ T7739] should_fail.cold.4+0x5/0x13 [ 95.728522][ T7739] ? fault_create_debugfs_attr+0x150/0x150 [ 95.734495][ T7739] ? ___might_sleep+0x16b/0x2b0 [ 95.739339][ T7739] __should_failslab+0xba/0xf0 [ 95.744081][ T7739] should_failslab+0x9/0x14 [ 95.748565][ T7739] __kmalloc+0x2eb/0x790 [ 95.752800][ T7739] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 95.758067][ T7739] p9_fcall_init.isra.2+0x55/0x1c0 [ 95.758075][ T7739] p9_client_prepare_req.part.5+0x116/0x670 [ 95.758084][ T7739] p9_client_rpc+0x174/0xe50 [ 95.758091][ T7739] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 95.758100][ T7739] ? p9_client_prepare_req.part.5+0x670/0x670 [ 95.758112][ T7739] ? free_object+0x70/0x70 [ 95.758121][ T7739] ? ksys_dup3+0x2e0/0x2e0 [ 95.758130][ T7739] ? lockdep_init_map+0x1b6/0x6c0 [ 95.758137][ T7739] ? __kasan_check_write+0x14/0x20 [ 95.758141][ T7739] ? p9_conn_create+0x3c2/0x4e0 [ 95.758149][ T7739] ? p9_conn_create+0x4e0/0x4e0 [ 95.758160][ T7739] p9_client_create+0x7ec/0x10e0 [ 95.779497][ T7739] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 95.779507][ T7739] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.779513][ T7739] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.779520][ T7739] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.779527][ T7739] ? __kmalloc_track_caller+0x60e/0x780 [ 95.779533][ T7739] ? __x64_sys_mount+0xb9/0x150 [ 95.779538][ T7739] ? do_syscall_64+0xd0/0x5e0 [ 95.779544][ T7739] ? lockdep_init_map+0x1b6/0x6c0 [ 95.779557][ T7739] v9fs_session_init+0x1ed/0x14c0 [ 95.779591][ T7739] ? v9fs_session_init+0x1ed/0x14c0 [ 95.779597][ T7739] ? find_held_lock+0x36/0x1d0 [ 95.804515][ T7739] ? v9fs_show_options+0x6c0/0x6c0 [ 95.804524][ T7739] ? v9fs_mount+0x55/0x7f0 [ 95.804534][ T7739] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.804540][ T7739] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 95.804545][ T7739] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 95.804554][ T7739] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.825151][ T7739] v9fs_mount+0x72/0x7f0 [ 95.825161][ T7739] ? v9fs_write_inode+0x50/0x50 [ 95.825170][ T7739] legacy_get_tree+0x103/0x1f0 [ 95.825180][ T7739] vfs_get_tree+0x8b/0x2d0 [ 95.825186][ T7739] ? capable+0x14/0x20 [ 95.825194][ T7739] do_mount+0x1281/0x1b60 [ 95.825203][ T7739] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 95.848216][ T7739] ? copy_mount_string+0x20/0x20 [ 95.848226][ T7739] ? kmem_cache_alloc_trace+0x39e/0x780 [ 95.848233][ T7739] ? __kasan_check_write+0x14/0x20 [ 95.848241][ T7739] ? _copy_from_user+0xd6/0x110 [ 95.848248][ T7739] ? __kasan_check_read+0x11/0x20 [ 95.848254][ T7739] ? copy_mount_options+0x77/0x2c0 [ 95.848262][ T7739] ksys_mount+0xba/0xe0 [ 95.848271][ T7739] __x64_sys_mount+0xb9/0x150 [ 95.848281][ T7739] do_syscall_64+0xd0/0x5e0 [ 95.848291][ T7739] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 95.848297][ T7739] RIP: 0033:0x458da9 [ 95.848303][ T7739] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 95.848306][ T7739] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 95.848312][ T7739] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 95.848316][ T7739] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 95.848318][ T7739] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 95.848322][ T7739] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 95.848325][ T7739] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 95.853217][ T7748] FAULT_INJECTION: forcing a failure. [ 95.853217][ T7748] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 95.853224][ T7748] CPU: 0 PID: 7748 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 95.948808][ T7753] FAULT_INJECTION: forcing a failure. [ 95.948808][ T7753] name failslab, interval 1, probability 0, space 0, times 0 [ 95.952708][ T7748] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.952712][ T7748] Call Trace: [ 95.952725][ T7748] dump_stack+0x12d/0x187 [ 95.952737][ T7748] should_fail.cold.4+0x5/0x13 [ 95.952743][ T7748] ? do_mount+0x1281/0x1b60 [ 95.952750][ T7748] ? fault_create_debugfs_attr+0x150/0x150 [ 95.976928][ T7748] ? find_held_lock+0x36/0x1d0 [ 95.976940][ T7748] should_fail_alloc_page+0x50/0x60 [ 95.976945][ T7748] __alloc_pages_nodemask+0x17f/0x880 [ 95.976950][ T7748] ? cache_grow_end+0xa8/0x190 [ 95.976956][ T7748] ? __alloc_pages_slowpath+0x2570/0x2570 [ 95.976960][ T7748] ? do_raw_spin_lock+0x123/0x2d0 [ 95.976973][ T7748] cache_grow_begin+0x92/0xd60 [ 95.976977][ T7748] ? __kmalloc+0xc5/0x790 [ 95.976984][ T7748] ? trace_hardirqs_off+0x41/0x1a0 [ 95.976992][ T7748] __kmalloc+0x6cd/0x790 [ 95.977001][ T7748] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 95.977011][ T7748] p9_fcall_init.isra.2+0x55/0x1c0 [ 95.986152][ T7748] p9_client_prepare_req.part.5+0x116/0x670 [ 95.986163][ T7748] p9_client_rpc+0x174/0xe50 [ 95.986170][ T7748] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 95.986179][ T7748] ? p9_client_prepare_req.part.5+0x670/0x670 [ 95.986195][ T7748] ? free_object+0x70/0x70 [ 95.986203][ T7748] ? ksys_dup3+0x2e0/0x2e0 [ 96.207340][ T7749] FAULT_INJECTION: forcing a failure. [ 96.207340][ T7749] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 96.211985][ T7748] ? lockdep_init_map+0x1b6/0x6c0 [ 96.239091][ T7748] ? __kasan_check_write+0x14/0x20 [ 96.244177][ T7748] ? p9_conn_create+0x3c2/0x4e0 [ 96.249005][ T7748] ? p9_conn_create+0x4e0/0x4e0 [ 96.253832][ T7748] p9_client_create+0x7ec/0x10e0 [ 96.258748][ T7748] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 96.264789][ T7748] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.270318][ T7748] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.276885][ T7748] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.282673][ T7748] ? __kmalloc_track_caller+0x60e/0x780 [ 96.288349][ T7748] ? __x64_sys_mount+0xb9/0x150 [ 96.293184][ T7748] ? do_syscall_64+0xd0/0x5e0 [ 96.297843][ T7748] ? lockdep_init_map+0x1b6/0x6c0 [ 96.302882][ T7748] v9fs_session_init+0x1ed/0x14c0 [ 96.307881][ T7748] ? v9fs_session_init+0x1ed/0x14c0 [ 96.313053][ T7748] ? find_held_lock+0x36/0x1d0 [ 96.317793][ T7748] ? v9fs_show_options+0x6c0/0x6c0 [ 96.322974][ T7748] ? sctp_packet_transmit+0x2268/0x3450 [ 96.328510][ T7748] ? v9fs_mount+0x55/0x7f0 [ 96.332909][ T7748] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.338582][ T7748] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.344639][ T7748] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.350424][ T7748] ? kmem_cache_alloc_trace+0x39e/0x780 [ 96.355957][ T7748] v9fs_mount+0x72/0x7f0 [ 96.360175][ T7748] ? v9fs_write_inode+0x50/0x50 [ 96.365000][ T7748] legacy_get_tree+0x103/0x1f0 [ 96.369746][ T7748] vfs_get_tree+0x8b/0x2d0 [ 96.374139][ T7748] ? capable+0x14/0x20 [ 96.378190][ T7748] do_mount+0x1281/0x1b60 [ 96.382491][ T7748] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.388007][ T7748] ? copy_mount_string+0x20/0x20 [ 96.392919][ T7748] ? kmem_cache_alloc_trace+0x39e/0x780 [ 96.398437][ T7748] ? __kasan_check_write+0x14/0x20 [ 96.403519][ T7748] ? _copy_from_user+0xd6/0x110 [ 96.408352][ T7748] ? __kasan_check_read+0x11/0x20 [ 96.413347][ T7748] ? copy_mount_options+0x77/0x2c0 [ 96.418440][ T7748] ksys_mount+0xba/0xe0 [ 96.422571][ T7748] __x64_sys_mount+0xb9/0x150 [ 96.427222][ T7748] do_syscall_64+0xd0/0x5e0 [ 96.431701][ T7748] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.437569][ T7748] RIP: 0033:0x458da9 [ 96.441436][ T7748] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.461011][ T7748] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.469402][ T7748] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 96.477350][ T7748] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 96.485305][ T7748] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 96.493337][ T7748] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 96.501277][ T7748] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 96.509237][ T7749] CPU: 1 PID: 7749 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 96.517043][ T7749] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.527092][ T7749] Call Trace: [ 96.530403][ T7749] dump_stack+0x12d/0x187 [ 96.534869][ T7749] should_fail.cold.4+0x5/0x13 [ 96.539795][ T7749] ? kmem_cache_alloc+0x121/0x750 [ 96.544802][ T7749] ? fault_create_debugfs_attr+0x150/0x150 [ 96.550594][ T7749] ? vfs_get_tree+0x8b/0x2d0 [ 96.555260][ T7749] ? do_mount+0x1281/0x1b60 [ 96.559759][ T7749] ? ksys_mount+0xba/0xe0 [ 96.564070][ T7749] ? __x64_sys_mount+0xb9/0x150 [ 96.568912][ T7749] ? do_syscall_64+0xd0/0x5e0 [ 96.573566][ T7749] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.579626][ T7749] should_fail_alloc_page+0x50/0x60 [ 96.584798][ T7749] __alloc_pages_nodemask+0x17f/0x880 [ 96.590150][ T7749] ? __alloc_pages_slowpath+0x2570/0x2570 [ 96.595849][ T7749] cache_grow_begin+0x92/0xd60 [ 96.600583][ T7749] ? __kmalloc+0xc5/0x790 [ 96.604882][ T7749] ? trace_hardirqs_off+0x41/0x1a0 [ 96.609977][ T7749] __kmalloc+0x6cd/0x790 [ 96.614190][ T7749] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 96.619448][ T7749] p9_fcall_init.isra.2+0x55/0x1c0 [ 96.624531][ T7749] p9_client_prepare_req.part.5+0x96/0x670 [ 96.630310][ T7749] p9_client_rpc+0x174/0xe50 [ 96.634868][ T7749] ? trace_hardirqs_on+0x28/0x1b0 [ 96.639947][ T7749] ? __kasan_check_read+0x11/0x20 [ 96.644950][ T7749] ? p9_client_prepare_req.part.5+0x670/0x670 [ 96.650995][ T7749] ? add_wait_queue+0x107/0x160 [ 96.655819][ T7749] ? p9_pollwait+0x182/0x210 [ 96.660556][ T7749] ? pipe_poll+0x7e/0x2a0 [ 96.664857][ T7749] ? p9_fd_poll+0x19b/0x2a0 [ 96.669334][ T7749] ? p9_conn_create+0x399/0x4e0 [ 96.674160][ T7749] ? p9_conn_create+0x4e0/0x4e0 [ 96.678991][ T7749] p9_client_create+0x7ec/0x10e0 [ 96.683922][ T7749] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 96.689967][ T7749] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.695486][ T7749] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.701541][ T7749] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.707370][ T7749] ? __kmalloc_track_caller+0x60e/0x780 [ 96.712887][ T7749] ? __x64_sys_mount+0xb9/0x150 [ 96.717708][ T7749] ? do_syscall_64+0xd0/0x5e0 [ 96.722587][ T7749] ? lockdep_init_map+0x1b6/0x6c0 [ 96.727601][ T7749] v9fs_session_init+0x1ed/0x14c0 [ 96.732637][ T7749] ? v9fs_session_init+0x1ed/0x14c0 [ 96.737817][ T7749] ? lock_downgrade+0x900/0x900 [ 96.742648][ T7749] ? __kasan_check_write+0x14/0x20 [ 96.748513][ T7749] ? v9fs_show_options+0x6c0/0x6c0 [ 96.753601][ T7749] ? usb_alloc_streams+0x418/0x5a0 [ 96.758691][ T7749] ? v9fs_mount+0x55/0x7f0 [ 96.763102][ T7749] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.768618][ T7749] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 96.774662][ T7749] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 96.780439][ T7749] ? kmem_cache_alloc_trace+0x39e/0x780 [ 96.785960][ T7749] v9fs_mount+0x72/0x7f0 [ 96.790177][ T7749] ? v9fs_write_inode+0x50/0x50 [ 96.794996][ T7749] legacy_get_tree+0x103/0x1f0 [ 96.799734][ T7749] vfs_get_tree+0x8b/0x2d0 [ 96.804118][ T7749] ? capable+0x14/0x20 [ 96.808158][ T7749] do_mount+0x1281/0x1b60 [ 96.812459][ T7749] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 96.817977][ T7749] ? copy_mount_string+0x20/0x20 [ 96.822888][ T7749] ? kmem_cache_alloc_trace+0x39e/0x780 [ 96.828414][ T7749] ? __kasan_check_write+0x14/0x20 [ 96.833504][ T7749] ? _copy_from_user+0xd6/0x110 [ 96.838331][ T7749] ? __kasan_check_read+0x11/0x20 [ 96.843331][ T7749] ? copy_mount_options+0x77/0x2c0 [ 96.848417][ T7749] ksys_mount+0xba/0xe0 [ 96.852544][ T7749] __x64_sys_mount+0xb9/0x150 [ 96.857206][ T7749] do_syscall_64+0xd0/0x5e0 [ 96.861684][ T7749] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 96.867546][ T7749] RIP: 0033:0x458da9 [ 96.871423][ T7749] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 96.891002][ T7749] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 96.899388][ T7749] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 96.907339][ T7749] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 96.915470][ T7749] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 96.923443][ T7749] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 96.931424][ T7749] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 96.939389][ T7733] CPU: 0 PID: 7733 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 96.947189][ T7733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 96.947194][ T7733] Call Trace: [ 96.947207][ T7733] dump_stack+0x12d/0x187 [ 96.947217][ T7733] should_fail.cold.4+0x5/0x13 [ 96.947224][ T7733] ? fault_create_debugfs_attr+0x150/0x150 [ 96.947233][ T7733] ? ___might_sleep+0x16b/0x2b0 [ 96.947246][ T7733] __should_failslab+0xba/0xf0 [ 96.960713][ T26] audit: type=1804 audit(1573329371.852:51): pid=7750 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir044119517/syzkaller.DjItov/16/file0" dev="sda1" ino=16638 res=1 [ 96.964873][ T7733] should_failslab+0x9/0x14 [ 97.009341][ T7733] __kmalloc+0x2eb/0x790 [ 97.009354][ T7733] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 97.009363][ T7733] p9_fcall_init.isra.2+0x55/0x1c0 [ 97.009370][ T7733] p9_client_prepare_req.part.5+0x116/0x670 [ 97.009380][ T7733] p9_client_rpc+0x174/0xe50 [ 97.009386][ T7733] ? trace_hardirqs_on+0x28/0x1b0 [ 97.009390][ T7733] ? __kasan_check_read+0x11/0x20 [ 97.009398][ T7733] ? p9_client_prepare_req.part.5+0x670/0x670 [ 97.009405][ T7733] ? add_wait_queue+0x107/0x160 [ 97.009412][ T7733] ? p9_pollwait+0x182/0x210 [ 97.009422][ T7733] ? pipe_poll+0x7e/0x2a0 [ 97.009430][ T7733] ? p9_fd_poll+0x19b/0x2a0 [ 97.009439][ T7733] ? p9_conn_create+0x399/0x4e0 [ 97.028496][ T7733] ? p9_conn_create+0x4e0/0x4e0 [ 97.028511][ T7733] p9_client_create+0x7ec/0x10e0 [ 97.043956][ T7733] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 97.093805][ T7733] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.099335][ T7733] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.105392][ T7733] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.111185][ T7733] ? __kmalloc_track_caller+0x60e/0x780 [ 97.116714][ T7733] ? __x64_sys_mount+0xb9/0x150 [ 97.121548][ T7733] ? do_syscall_64+0xd0/0x5e0 [ 97.126203][ T7733] ? lockdep_init_map+0x1b6/0x6c0 [ 97.131208][ T7733] v9fs_session_init+0x1ed/0x14c0 [ 97.136208][ T7733] ? v9fs_session_init+0x1ed/0x14c0 [ 97.141399][ T7733] ? lock_downgrade+0x900/0x900 [ 97.146236][ T7733] ? __kasan_check_write+0x14/0x20 [ 97.151336][ T7733] ? v9fs_show_options+0x6c0/0x6c0 [ 97.156426][ T7733] ? v9fs_mount+0x55/0x7f0 [ 97.160828][ T7733] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.166350][ T7733] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.172405][ T7733] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.178199][ T7733] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.183750][ T7733] v9fs_mount+0x72/0x7f0 [ 97.187972][ T7733] ? v9fs_write_inode+0x50/0x50 [ 97.192807][ T7733] legacy_get_tree+0x103/0x1f0 [ 97.197553][ T7733] vfs_get_tree+0x8b/0x2d0 [ 97.201952][ T7733] ? capable+0x14/0x20 [ 97.206019][ T7733] do_mount+0x1281/0x1b60 [ 97.210329][ T7733] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.215853][ T7733] ? copy_mount_string+0x20/0x20 [ 97.220790][ T7733] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.226317][ T7733] ? __kasan_check_write+0x14/0x20 [ 97.231419][ T7733] ? _copy_from_user+0xd6/0x110 [ 97.236244][ T7733] ? __kasan_check_read+0x11/0x20 [ 97.241288][ T7733] ? copy_mount_options+0x77/0x2c0 [ 97.246389][ T7733] ksys_mount+0xba/0xe0 [ 97.250526][ T7733] __x64_sys_mount+0xb9/0x150 [ 97.255185][ T7733] do_syscall_64+0xd0/0x5e0 [ 97.259678][ T7733] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.265551][ T7733] RIP: 0033:0x458da9 [ 97.269439][ T7733] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.289022][ T7733] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.297412][ T7733] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 97.305464][ T7733] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 97.318460][ T7733] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 97.326425][ T7733] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 97.334383][ T7733] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 97.342370][ T7753] CPU: 1 PID: 7753 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 97.350182][ T7753] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.351159][ T7766] FAULT_INJECTION: forcing a failure. [ 97.351159][ T7766] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.360233][ T7753] Call Trace: [ 97.376673][ T7753] dump_stack+0x12d/0x187 [ 97.380995][ T7753] should_fail.cold.4+0x5/0x13 [ 97.385734][ T7753] ? fault_create_debugfs_attr+0x150/0x150 [ 97.391513][ T7753] ? ___might_sleep+0x16b/0x2b0 [ 97.396346][ T7753] __should_failslab+0xba/0xf0 [ 97.401085][ T7753] should_failslab+0x9/0x14 [ 97.405557][ T7753] __kmalloc+0x2eb/0x790 [ 97.409784][ T7753] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 97.415042][ T7753] p9_fcall_init.isra.2+0x55/0x1c0 [ 97.420127][ T7753] p9_client_prepare_req.part.5+0x116/0x670 [ 97.426003][ T7753] p9_client_rpc+0x174/0xe50 [ 97.430564][ T7753] ? trace_hardirqs_on+0x28/0x1b0 [ 97.435557][ T7753] ? __kasan_check_read+0x11/0x20 [ 97.441336][ T7753] ? p9_client_prepare_req.part.5+0x670/0x670 [ 97.447376][ T7753] ? add_wait_queue+0x107/0x160 [ 97.452204][ T7753] ? p9_pollwait+0x182/0x210 [ 97.456771][ T7753] ? pipe_poll+0x7e/0x2a0 [ 97.461071][ T7753] ? p9_fd_poll+0x19b/0x2a0 [ 97.465549][ T7753] ? p9_conn_create+0x399/0x4e0 [ 97.470417][ T7753] ? p9_conn_create+0x4e0/0x4e0 [ 97.475242][ T7753] p9_client_create+0x7ec/0x10e0 [ 97.480766][ T7753] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 97.486801][ T7753] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.492324][ T7753] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.498362][ T7753] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.504148][ T7753] ? __kmalloc_track_caller+0x60e/0x780 [ 97.509669][ T7753] ? __x64_sys_mount+0xb9/0x150 [ 97.514508][ T7753] ? do_syscall_64+0xd0/0x5e0 [ 97.519159][ T7753] ? lockdep_init_map+0x1b6/0x6c0 [ 97.524163][ T7753] v9fs_session_init+0x1ed/0x14c0 [ 97.529162][ T7753] ? v9fs_session_init+0x1ed/0x14c0 [ 97.534503][ T7753] ? find_held_lock+0x36/0x1d0 [ 97.539242][ T7753] ? v9fs_show_options+0x6c0/0x6c0 [ 97.544334][ T7753] ? v9fs_mount+0x55/0x7f0 [ 97.548722][ T7753] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.554250][ T7753] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.560288][ T7753] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.566080][ T7753] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.571693][ T7753] v9fs_mount+0x72/0x7f0 [ 97.575912][ T7753] ? v9fs_write_inode+0x50/0x50 [ 97.580737][ T7753] legacy_get_tree+0x103/0x1f0 [ 97.585472][ T7753] vfs_get_tree+0x8b/0x2d0 [ 97.589858][ T7753] ? capable+0x14/0x20 [ 97.593904][ T7753] do_mount+0x1281/0x1b60 [ 97.598206][ T7753] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.603730][ T7753] ? copy_mount_string+0x20/0x20 [ 97.608644][ T7753] ? kmem_cache_alloc_trace+0x39e/0x780 [ 97.614167][ T7753] ? __kasan_check_write+0x14/0x20 [ 97.619278][ T7753] ? __kasan_check_read+0x11/0x20 [ 97.624301][ T7753] ? copy_mount_options+0x77/0x2c0 [ 97.629388][ T7753] ksys_mount+0xba/0xe0 [ 97.633540][ T7753] __x64_sys_mount+0xb9/0x150 [ 97.638200][ T7753] do_syscall_64+0xd0/0x5e0 [ 97.642681][ T7753] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 97.648554][ T7753] RIP: 0033:0x458da9 [ 97.652653][ T7753] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 97.672263][ T7753] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 97.680653][ T7753] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 97.688601][ T7753] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 97.696548][ T7753] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 97.704581][ T7753] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 97.712528][ T7753] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 97.720496][ T7766] CPU: 0 PID: 7766 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 97.722690][ T26] audit: type=1804 audit(1573329373.342:52): pid=7761 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/23/file0" dev="sda1" ino=16652 res=1 [ 97.728295][ T7766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 97.728299][ T7766] Call Trace: [ 97.728313][ T7766] dump_stack+0x12d/0x187 [ 97.728323][ T7766] should_fail.cold.4+0x5/0x13 [ 97.728330][ T7766] ? do_mount+0x1281/0x1b60 [ 97.728336][ T7766] ? fault_create_debugfs_attr+0x150/0x150 [ 97.728345][ T7766] ? find_held_lock+0x36/0x1d0 [ 97.728355][ T7766] should_fail_alloc_page+0x50/0x60 [ 97.773733][ T7768] FAULT_INJECTION: forcing a failure. [ 97.773733][ T7768] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 97.775366][ T7766] __alloc_pages_nodemask+0x17f/0x880 [ 97.814016][ T7766] ? cache_grow_end+0xa8/0x190 [ 97.818757][ T7766] ? __alloc_pages_slowpath+0x2570/0x2570 [ 97.824446][ T7766] ? do_raw_spin_lock+0x123/0x2d0 [ 97.829460][ T7766] cache_grow_begin+0x92/0xd60 [ 97.834192][ T7766] ? __kmalloc+0xc5/0x790 [ 97.838493][ T7766] ? trace_hardirqs_off+0x41/0x1a0 [ 97.843576][ T7766] __kmalloc+0x6cd/0x790 [ 97.847801][ T7766] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 97.854015][ T7766] p9_fcall_init.isra.2+0x55/0x1c0 [ 97.859100][ T7766] p9_client_prepare_req.part.5+0x116/0x670 [ 97.864968][ T7766] p9_client_rpc+0x174/0xe50 [ 97.869528][ T7766] ? trace_hardirqs_on+0x28/0x1b0 [ 97.874522][ T7766] ? __kasan_check_read+0x11/0x20 [ 97.879616][ T7766] ? p9_client_prepare_req.part.5+0x670/0x670 [ 97.885654][ T7766] ? add_wait_queue+0x107/0x160 [ 97.890476][ T7766] ? p9_pollwait+0x182/0x210 [ 97.895048][ T7766] ? pipe_poll+0x7e/0x2a0 [ 97.899350][ T7766] ? p9_fd_poll+0x19b/0x2a0 [ 97.903832][ T7766] ? p9_conn_create+0x399/0x4e0 [ 97.908663][ T7766] ? p9_conn_create+0x4e0/0x4e0 [ 97.913499][ T7766] p9_client_create+0x7ec/0x10e0 [ 97.918412][ T7766] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 97.924446][ T7766] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.929960][ T7766] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.936004][ T7766] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 97.941784][ T7766] ? __kmalloc_track_caller+0x60e/0x780 [ 97.947315][ T7766] ? __x64_sys_mount+0xb9/0x150 [ 97.952134][ T7766] ? do_syscall_64+0xd0/0x5e0 [ 97.956784][ T7766] ? lockdep_init_map+0x1b6/0x6c0 [ 97.961796][ T7766] v9fs_session_init+0x1ed/0x14c0 [ 97.966789][ T7766] ? v9fs_session_init+0x1ed/0x14c0 [ 97.971956][ T7766] ? find_held_lock+0x36/0x1d0 [ 97.976702][ T7766] ? v9fs_show_options+0x6c0/0x6c0 [ 97.981788][ T7766] ? v9fs_mount+0x55/0x7f0 [ 97.986175][ T7766] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 97.991693][ T7766] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 97.997816][ T7766] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.003603][ T7766] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.009124][ T7766] v9fs_mount+0x72/0x7f0 [ 98.013348][ T7766] ? v9fs_write_inode+0x50/0x50 [ 98.018177][ T7766] legacy_get_tree+0x103/0x1f0 [ 98.022913][ T7766] vfs_get_tree+0x8b/0x2d0 [ 98.027386][ T7766] ? capable+0x14/0x20 [ 98.031436][ T7766] do_mount+0x1281/0x1b60 [ 98.035737][ T7766] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.041411][ T7766] ? copy_mount_string+0x20/0x20 [ 98.046346][ T7766] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.051884][ T7766] ? __kasan_check_write+0x14/0x20 [ 98.056976][ T7766] ? _copy_from_user+0xd6/0x110 [ 98.061805][ T7766] ? __kasan_check_read+0x11/0x20 [ 98.066801][ T7766] ? copy_mount_options+0x77/0x2c0 [ 98.071891][ T7766] ksys_mount+0xba/0xe0 [ 98.076022][ T7766] __x64_sys_mount+0xb9/0x150 [ 98.080673][ T7766] do_syscall_64+0xd0/0x5e0 [ 98.085153][ T7766] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.091714][ T7766] RIP: 0033:0x458da9 [ 98.095583][ T7766] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.115520][ T7766] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.123917][ T7766] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 98.131881][ T7766] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 98.139835][ T7766] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 98.147802][ T7766] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 98.155763][ T7766] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 98.163728][ T7768] CPU: 1 PID: 7768 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 98.171538][ T7768] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.181592][ T7768] Call Trace: [ 98.184880][ T7768] dump_stack+0x12d/0x187 [ 98.189208][ T7768] should_fail.cold.4+0x5/0x13 [ 98.193966][ T7768] ? do_mount+0x1281/0x1b60 [ 98.198470][ T7768] ? fault_create_debugfs_attr+0x150/0x150 [ 98.199225][ T7773] FAULT_INJECTION: forcing a failure. [ 98.199225][ T7773] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.204267][ T7768] ? find_held_lock+0x36/0x1d0 [ 98.222355][ T7768] should_fail_alloc_page+0x50/0x60 [ 98.227524][ T7768] __alloc_pages_nodemask+0x17f/0x880 [ 98.232866][ T7768] ? cache_grow_end+0xa8/0x190 [ 98.237601][ T7768] ? __alloc_pages_slowpath+0x2570/0x2570 [ 98.243298][ T7768] ? do_raw_spin_lock+0x123/0x2d0 [ 98.248300][ T7768] cache_grow_begin+0x92/0xd60 [ 98.253032][ T7768] ? __kmalloc+0xc5/0x790 [ 98.257334][ T7768] ? trace_hardirqs_off+0x41/0x1a0 [ 98.262417][ T7768] __kmalloc+0x6cd/0x790 [ 98.266636][ T7768] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 98.271891][ T7768] p9_fcall_init.isra.2+0x55/0x1c0 [ 98.276984][ T7768] p9_client_prepare_req.part.5+0x116/0x670 [ 98.282864][ T7768] p9_client_rpc+0x174/0xe50 [ 98.287428][ T7768] ? trace_hardirqs_on+0x28/0x1b0 [ 98.292423][ T7768] ? __kasan_check_read+0x11/0x20 [ 98.297431][ T7768] ? p9_client_prepare_req.part.5+0x670/0x670 [ 98.303479][ T7768] ? add_wait_queue+0x107/0x160 [ 98.308310][ T7768] ? p9_pollwait+0x182/0x210 [ 98.312883][ T7768] ? pipe_poll+0x7e/0x2a0 [ 98.317214][ T7768] ? p9_fd_poll+0x19b/0x2a0 [ 98.321703][ T7768] ? p9_conn_create+0x399/0x4e0 [ 98.326535][ T7768] ? p9_conn_create+0x4e0/0x4e0 [ 98.331385][ T7768] p9_client_create+0x7ec/0x10e0 [ 98.336317][ T7768] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 98.342363][ T7768] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.347888][ T7768] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.353928][ T7768] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.359706][ T7768] ? __kmalloc_track_caller+0x60e/0x780 [ 98.365223][ T7768] ? __x64_sys_mount+0xb9/0x150 [ 98.370058][ T7768] ? do_syscall_64+0xd0/0x5e0 [ 98.374704][ T7768] ? lockdep_init_map+0x1b6/0x6c0 [ 98.379715][ T7768] v9fs_session_init+0x1ed/0x14c0 [ 98.384710][ T7768] ? v9fs_session_init+0x1ed/0x14c0 [ 98.389882][ T7768] ? find_held_lock+0x36/0x1d0 [ 98.394622][ T7768] ? v9fs_show_options+0x6c0/0x6c0 [ 98.399710][ T7768] ? sctp_packet_transmit+0x2268/0x3450 [ 98.405234][ T7768] ? v9fs_mount+0x55/0x7f0 [ 98.409971][ T7768] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.415488][ T7768] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.421524][ T7768] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.427302][ T7768] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.432835][ T7768] v9fs_mount+0x72/0x7f0 [ 98.437049][ T7768] ? v9fs_write_inode+0x50/0x50 [ 98.441870][ T7768] legacy_get_tree+0x103/0x1f0 [ 98.446618][ T7768] vfs_get_tree+0x8b/0x2d0 [ 98.451010][ T7768] ? capable+0x14/0x20 [ 98.455052][ T7768] do_mount+0x1281/0x1b60 [ 98.459359][ T7768] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.464898][ T7768] ? copy_mount_string+0x20/0x20 [ 98.469811][ T7768] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.475328][ T7768] ? __kasan_check_write+0x14/0x20 [ 98.480411][ T7768] ? _copy_from_user+0xd6/0x110 [ 98.485245][ T7768] ? __kasan_check_read+0x11/0x20 [ 98.490239][ T7768] ? copy_mount_options+0x77/0x2c0 [ 98.495320][ T7768] ksys_mount+0xba/0xe0 [ 98.499448][ T7768] __x64_sys_mount+0xb9/0x150 [ 98.504102][ T7768] do_syscall_64+0xd0/0x5e0 [ 98.508577][ T7768] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.514447][ T7768] RIP: 0033:0x458da9 [ 98.518315][ T7768] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.537894][ T7768] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.546277][ T7768] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 98.554230][ T7768] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 98.562174][ T7768] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 98.570117][ T7768] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 98.578062][ T7768] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 98.586042][ T7773] CPU: 0 PID: 7773 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 2019/11/09 19:56:14 executed programs: 107 [ 98.593861][ T7773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.593867][ T7773] Call Trace: [ 98.607191][ T7773] dump_stack+0x12d/0x187 [ 98.611525][ T7773] should_fail.cold.4+0x5/0x13 [ 98.616279][ T7773] ? do_mount+0x1281/0x1b60 [ 98.620771][ T7773] ? fault_create_debugfs_attr+0x150/0x150 [ 98.626561][ T7773] ? find_held_lock+0x36/0x1d0 [ 98.626571][ T7773] should_fail_alloc_page+0x50/0x60 [ 98.626576][ T7773] __alloc_pages_nodemask+0x17f/0x880 [ 98.626581][ T7773] ? cache_grow_end+0xa8/0x190 [ 98.626586][ T7773] ? __alloc_pages_slowpath+0x2570/0x2570 [ 98.626591][ T7773] ? do_raw_spin_lock+0x123/0x2d0 [ 98.626602][ T7773] cache_grow_begin+0x92/0xd60 [ 98.626606][ T7773] ? __kmalloc+0xc5/0x790 [ 98.626612][ T7773] ? trace_hardirqs_off+0x41/0x1a0 [ 98.626619][ T7773] __kmalloc+0x6cd/0x790 [ 98.626628][ T7773] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 98.626636][ T7773] p9_fcall_init.isra.2+0x55/0x1c0 [ 98.626644][ T7773] p9_client_prepare_req.part.5+0x116/0x670 [ 98.626653][ T7773] p9_client_rpc+0x174/0xe50 [ 98.636598][ T7773] ? trace_hardirqs_on+0x28/0x1b0 [ 98.636603][ T7773] ? __kasan_check_read+0x11/0x20 [ 98.636612][ T7773] ? p9_client_prepare_req.part.5+0x670/0x670 [ 98.636618][ T7773] ? add_wait_queue+0x107/0x160 [ 98.636625][ T7773] ? p9_pollwait+0x182/0x210 [ 98.636634][ T7773] ? pipe_poll+0x7e/0x2a0 [ 98.636641][ T7773] ? p9_fd_poll+0x19b/0x2a0 [ 98.636648][ T7773] ? p9_conn_create+0x399/0x4e0 [ 98.636657][ T7773] ? p9_conn_create+0x4e0/0x4e0 [ 98.636669][ T7773] p9_client_create+0x7ec/0x10e0 [ 98.636680][ T7773] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 98.636689][ T7773] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.646783][ T7773] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.646788][ T7773] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.646796][ T7773] ? __kmalloc_track_caller+0x60e/0x780 [ 98.646803][ T7773] ? __x64_sys_mount+0xb9/0x150 [ 98.646808][ T7773] ? do_syscall_64+0xd0/0x5e0 [ 98.646815][ T7773] ? lockdep_init_map+0x1b6/0x6c0 [ 98.646828][ T7773] v9fs_session_init+0x1ed/0x14c0 [ 98.646833][ T7773] ? v9fs_session_init+0x1ed/0x14c0 [ 98.646840][ T7773] ? find_held_lock+0x36/0x1d0 [ 98.646852][ T7773] ? v9fs_show_options+0x6c0/0x6c0 [ 98.663577][ T7776] FAULT_INJECTION: forcing a failure. [ 98.663577][ T7776] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 98.666678][ T7773] ? v9fs_mount+0x55/0x7f0 [ 98.826488][ T7773] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.832007][ T7773] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 98.838060][ T7773] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 98.843840][ T7773] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.849359][ T7773] v9fs_mount+0x72/0x7f0 [ 98.853574][ T7773] ? v9fs_write_inode+0x50/0x50 [ 98.858394][ T7773] legacy_get_tree+0x103/0x1f0 [ 98.863129][ T7773] vfs_get_tree+0x8b/0x2d0 [ 98.867516][ T7773] ? capable+0x14/0x20 [ 98.871569][ T7773] do_mount+0x1281/0x1b60 [ 98.875869][ T7773] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 98.881387][ T7773] ? copy_mount_string+0x20/0x20 [ 98.886298][ T7773] ? kmem_cache_alloc_trace+0x39e/0x780 [ 98.891815][ T7773] ? __kasan_check_write+0x14/0x20 [ 98.896898][ T7773] ? _copy_from_user+0xd6/0x110 [ 98.901723][ T7773] ? __kasan_check_read+0x11/0x20 [ 98.906725][ T7773] ? copy_mount_options+0x77/0x2c0 [ 98.911844][ T7773] ksys_mount+0xba/0xe0 [ 98.915973][ T7773] __x64_sys_mount+0xb9/0x150 [ 98.920621][ T7773] do_syscall_64+0xd0/0x5e0 [ 98.925099][ T7773] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 98.930960][ T7773] RIP: 0033:0x458da9 [ 98.934832][ T7773] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 98.954407][ T7773] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 98.962787][ T7773] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 98.970731][ T7773] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 98.978676][ T7773] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 98.986632][ T7773] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 98.994576][ T7773] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 99.002540][ T7776] CPU: 1 PID: 7776 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 99.010341][ T7776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.020408][ T7776] Call Trace: [ 99.023768][ T7776] dump_stack+0x12d/0x187 [ 99.026890][ T7780] FAULT_INJECTION: forcing a failure. [ 99.026890][ T7780] name failslab, interval 1, probability 0, space 0, times 0 [ 99.028097][ T7776] should_fail.cold.4+0x5/0x13 [ 99.028104][ T7776] ? do_mount+0x1281/0x1b60 [ 99.028112][ T7776] ? fault_create_debugfs_attr+0x150/0x150 [ 99.028122][ T7776] ? find_held_lock+0x36/0x1d0 [ 99.028132][ T7776] should_fail_alloc_page+0x50/0x60 [ 99.062743][ T7781] FAULT_INJECTION: forcing a failure. [ 99.062743][ T7781] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.065586][ T7776] __alloc_pages_nodemask+0x17f/0x880 [ 99.084190][ T7776] ? cache_grow_end+0xa8/0x190 [ 99.088937][ T7776] ? __alloc_pages_slowpath+0x2570/0x2570 [ 99.094628][ T7776] ? do_raw_spin_lock+0x123/0x2d0 [ 99.099648][ T7776] cache_grow_begin+0x92/0xd60 [ 99.104391][ T7776] ? __kmalloc+0xc5/0x790 [ 99.108709][ T7776] ? trace_hardirqs_off+0x41/0x1a0 [ 99.113792][ T7776] __kmalloc+0x6cd/0x790 [ 99.118007][ T7776] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 99.123262][ T7776] p9_fcall_init.isra.2+0x55/0x1c0 [ 99.128344][ T7776] p9_client_prepare_req.part.5+0x116/0x670 [ 99.134213][ T7776] p9_client_rpc+0x174/0xe50 [ 99.138787][ T7776] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 99.144587][ T7776] ? p9_client_prepare_req.part.5+0x670/0x670 [ 99.150641][ T7776] ? free_object+0x70/0x70 [ 99.155037][ T7776] ? ksys_dup3+0x2e0/0x2e0 [ 99.159436][ T7776] ? lockdep_init_map+0x1b6/0x6c0 [ 99.164436][ T7776] ? __kasan_check_write+0x14/0x20 [ 99.169542][ T7776] ? p9_conn_create+0x3c2/0x4e0 [ 99.174389][ T7776] ? p9_conn_create+0x4e0/0x4e0 [ 99.179230][ T7776] p9_client_create+0x7ec/0x10e0 [ 99.184148][ T7776] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 99.190189][ T7776] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.195707][ T7776] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.201758][ T7776] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.207546][ T7776] ? __kmalloc_track_caller+0x60e/0x780 [ 99.213063][ T7776] ? __x64_sys_mount+0xb9/0x150 [ 99.217898][ T7776] ? do_syscall_64+0xd0/0x5e0 [ 99.222545][ T7776] ? lockdep_init_map+0x1b6/0x6c0 [ 99.227554][ T7776] v9fs_session_init+0x1ed/0x14c0 [ 99.232548][ T7776] ? v9fs_session_init+0x1ed/0x14c0 [ 99.237716][ T7776] ? find_held_lock+0x36/0x1d0 [ 99.242473][ T7776] ? v9fs_show_options+0x6c0/0x6c0 [ 99.247574][ T7776] ? v9fs_mount+0x55/0x7f0 [ 99.251963][ T7776] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.257477][ T7776] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.263516][ T7776] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.269300][ T7776] ? kmem_cache_alloc_trace+0x39e/0x780 [ 99.274838][ T7776] v9fs_mount+0x72/0x7f0 [ 99.279053][ T7776] ? v9fs_write_inode+0x50/0x50 [ 99.283877][ T7776] legacy_get_tree+0x103/0x1f0 [ 99.288616][ T7776] vfs_get_tree+0x8b/0x2d0 [ 99.293013][ T7776] ? capable+0x14/0x20 [ 99.297057][ T7776] do_mount+0x1281/0x1b60 [ 99.301360][ T7776] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.306881][ T7776] ? copy_mount_string+0x20/0x20 [ 99.311796][ T7776] ? kmem_cache_alloc_trace+0x39e/0x780 [ 99.317314][ T7776] ? __kasan_check_write+0x14/0x20 [ 99.322405][ T7776] ? _copy_from_user+0xd6/0x110 [ 99.327237][ T7776] ? __kasan_check_read+0x11/0x20 [ 99.332233][ T7776] ? copy_mount_options+0x77/0x2c0 [ 99.337356][ T7776] ksys_mount+0xba/0xe0 [ 99.342100][ T7776] __x64_sys_mount+0xb9/0x150 [ 99.346769][ T7776] do_syscall_64+0xd0/0x5e0 [ 99.351269][ T7776] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.357140][ T7776] RIP: 0033:0x458da9 [ 99.361012][ T7776] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.380597][ T7776] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.388981][ T7776] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 99.396929][ T7776] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 99.404874][ T7776] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 99.412820][ T7776] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 99.420794][ T7776] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 99.428754][ T7781] CPU: 0 PID: 7781 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 99.429367][ T26] audit: type=1804 audit(1573329374.662:53): pid=7776 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/24/file0" dev="sda1" ino=16607 res=1 [ 99.436553][ T7781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.436556][ T7781] Call Trace: [ 99.436569][ T7781] dump_stack+0x12d/0x187 [ 99.436580][ T7781] should_fail.cold.4+0x5/0x13 [ 99.436586][ T7781] ? do_mount+0x1281/0x1b60 [ 99.436595][ T7781] ? fault_create_debugfs_attr+0x150/0x150 [ 99.471009][ T7781] ? find_held_lock+0x36/0x1d0 [ 99.471021][ T7781] should_fail_alloc_page+0x50/0x60 [ 99.471028][ T7781] __alloc_pages_nodemask+0x17f/0x880 [ 99.478613][ T7781] ? cache_grow_end+0xa8/0x190 [ 99.478618][ T7781] ? __alloc_pages_slowpath+0x2570/0x2570 [ 99.478623][ T7781] ? do_raw_spin_lock+0x123/0x2d0 [ 99.478636][ T7781] cache_grow_begin+0x92/0xd60 [ 99.478640][ T7781] ? __kmalloc+0xc5/0x790 [ 99.478647][ T7781] ? trace_hardirqs_off+0x41/0x1a0 [ 99.478655][ T7781] __kmalloc+0x6cd/0x790 [ 99.478664][ T7781] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 99.478673][ T7781] p9_fcall_init.isra.2+0x55/0x1c0 [ 99.487897][ T7781] p9_client_prepare_req.part.5+0x116/0x670 [ 99.487907][ T7781] p9_client_rpc+0x174/0xe50 [ 99.487914][ T7781] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 99.487922][ T7781] ? p9_client_prepare_req.part.5+0x670/0x670 [ 99.487932][ T7781] ? free_object+0x70/0x70 [ 99.487939][ T7781] ? ksys_dup3+0x2e0/0x2e0 [ 99.487946][ T7781] ? lockdep_init_map+0x1b6/0x6c0 [ 99.487953][ T7781] ? __kasan_check_write+0x14/0x20 [ 99.487960][ T7781] ? p9_conn_create+0x3c2/0x4e0 [ 99.498472][ T7781] ? p9_conn_create+0x4e0/0x4e0 [ 99.498485][ T7781] p9_client_create+0x7ec/0x10e0 [ 99.498496][ T7781] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 99.498504][ T7781] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.498510][ T7781] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.498513][ T7781] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.498521][ T7781] ? __kmalloc_track_caller+0x60e/0x780 [ 99.498528][ T7781] ? __x64_sys_mount+0xb9/0x150 [ 99.498534][ T7781] ? do_syscall_64+0xd0/0x5e0 [ 99.498543][ T7781] ? lockdep_init_map+0x1b6/0x6c0 [ 99.498556][ T7781] v9fs_session_init+0x1ed/0x14c0 [ 99.498560][ T7781] ? v9fs_session_init+0x1ed/0x14c0 [ 99.498567][ T7781] ? find_held_lock+0x36/0x1d0 [ 99.498578][ T7781] ? v9fs_show_options+0x6c0/0x6c0 [ 99.509090][ T7781] ? v9fs_mount+0x55/0x7f0 [ 99.509099][ T7781] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.509105][ T7781] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.509110][ T7781] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.509118][ T7781] ? kmem_cache_alloc_trace+0x39e/0x780 [ 99.509129][ T7781] v9fs_mount+0x72/0x7f0 [ 99.509136][ T7781] ? v9fs_write_inode+0x50/0x50 [ 99.509143][ T7781] legacy_get_tree+0x103/0x1f0 [ 99.509152][ T7781] vfs_get_tree+0x8b/0x2d0 [ 99.509157][ T7781] ? capable+0x14/0x20 [ 99.509166][ T7781] do_mount+0x1281/0x1b60 [ 99.514666][ T26] audit: type=1804 audit(1573329374.662:54): pid=7781 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir044119517/syzkaller.DjItov/18/file0" dev="sda1" ino=16653 res=1 [ 99.519722][ T7781] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.519729][ T7781] ? copy_mount_string+0x20/0x20 [ 99.519736][ T7781] ? kmem_cache_alloc_trace+0x39e/0x780 [ 99.519742][ T7781] ? __kasan_check_write+0x14/0x20 [ 99.519749][ T7781] ? _copy_from_user+0xd6/0x110 [ 99.519755][ T7781] ? __kasan_check_read+0x11/0x20 [ 99.519760][ T7781] ? copy_mount_options+0x77/0x2c0 [ 99.519767][ T7781] ksys_mount+0xba/0xe0 [ 99.529498][ T7781] __x64_sys_mount+0xb9/0x150 [ 99.529508][ T7781] do_syscall_64+0xd0/0x5e0 [ 99.529519][ T7781] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 99.529525][ T7781] RIP: 0033:0x458da9 [ 99.529531][ T7781] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 99.529538][ T7781] RSP: 002b:00007ff07965cc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 99.529544][ T7781] RAX: ffffffffffffffda RBX: 00007ff07965cc90 RCX: 0000000000458da9 [ 99.529547][ T7781] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 99.529550][ T7781] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 99.529554][ T7781] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07965d6d4 [ 99.529557][ T7781] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 99.540557][ T7780] CPU: 0 PID: 7780 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 99.576439][ T7780] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.576443][ T7780] Call Trace: [ 99.576456][ T7780] dump_stack+0x12d/0x187 [ 99.576466][ T7780] should_fail.cold.4+0x5/0x13 [ 99.576473][ T7780] ? fault_create_debugfs_attr+0x150/0x150 [ 99.576484][ T7780] ? ___might_sleep+0x16b/0x2b0 [ 99.576493][ T7780] __should_failslab+0xba/0xf0 [ 99.576500][ T7780] should_failslab+0x9/0x14 [ 99.576504][ T7780] __kmalloc+0x2eb/0x790 [ 99.576514][ T7780] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 99.576521][ T7780] p9_fcall_init.isra.2+0x55/0x1c0 [ 99.576528][ T7780] p9_client_prepare_req.part.5+0x116/0x670 [ 99.576541][ T7780] p9_client_rpc+0x174/0xe50 [ 99.590354][ T7780] ? trace_hardirqs_on+0x28/0x1b0 [ 99.590361][ T7780] ? __kasan_check_read+0x11/0x20 [ 99.590374][ T7780] ? p9_client_prepare_req.part.5+0x670/0x670 [ 99.610047][ T7780] ? add_wait_queue+0x107/0x160 [ 99.610058][ T7780] ? p9_pollwait+0x182/0x210 [ 99.610067][ T7780] ? pipe_poll+0x7e/0x2a0 [ 99.610073][ T7780] ? p9_fd_poll+0x19b/0x2a0 [ 99.610080][ T7780] ? p9_conn_create+0x399/0x4e0 [ 99.610088][ T7780] ? p9_conn_create+0x4e0/0x4e0 [ 99.610099][ T7780] p9_client_create+0x7ec/0x10e0 [ 99.621686][ T7780] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 99.621693][ T7780] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 99.621699][ T7780] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 99.621704][ T7780] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 99.621712][ T7780] ? __kmalloc_track_caller+0x60e/0x780 [ 99.621718][ T7780] ? __x64_sys_mount+0xb9/0x150 [ 99.621724][ T7780] ? do_syscall_64+0xd0/0x5e0 [ 99.621728][ T7780] ? lockdep_init_map+0x1b6/0x6c0 [ 99.621740][ T7780] v9fs_session_init+0x1ed/0x14c0 [ 99.621745][ T7780] ? v9fs_session_init+0x1ed/0x14c0 [ 99.621755][ T7780] ? lock_downgrade+0x900/0x900 [ 99.621759][ T7780] ? __kasan_check_write+0x14/0x20 [ 99.621766][ T7780] ? v9fs_show_options+0x6c0/0x6c0 [ 99.628616][ T7783] FAULT_INJECTION: forcing a failure. [ 99.628616][ T7783] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 99.633622][ T7780] ? v9fs_mount+0x55/0x7f0 [ 100.088158][ T7780] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.093675][ T7780] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.099710][ T7780] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.105486][ T7780] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.111011][ T7780] v9fs_mount+0x72/0x7f0 [ 100.115224][ T7780] ? v9fs_write_inode+0x50/0x50 [ 100.120060][ T7780] legacy_get_tree+0x103/0x1f0 [ 100.124803][ T7780] vfs_get_tree+0x8b/0x2d0 [ 100.129190][ T7780] ? capable+0x14/0x20 [ 100.133239][ T7780] do_mount+0x1281/0x1b60 [ 100.137539][ T7780] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.143057][ T7780] ? copy_mount_string+0x20/0x20 [ 100.147970][ T7780] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.153783][ T7780] ? __kasan_check_write+0x14/0x20 [ 100.158873][ T7780] ? _copy_from_user+0xd6/0x110 [ 100.163726][ T7780] ? __kasan_check_read+0x11/0x20 [ 100.168736][ T7780] ? copy_mount_options+0x77/0x2c0 [ 100.173840][ T7780] ksys_mount+0xba/0xe0 [ 100.177979][ T7780] __x64_sys_mount+0xb9/0x150 [ 100.182640][ T7780] do_syscall_64+0xd0/0x5e0 [ 100.187117][ T7780] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.192981][ T7780] RIP: 0033:0x458da9 [ 100.196851][ T7780] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.216433][ T7780] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.224818][ T7780] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 100.232762][ T7780] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 100.240713][ T7780] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 100.248678][ T7780] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 100.256622][ T7780] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 100.264583][ T7783] CPU: 1 PID: 7783 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 100.272385][ T7783] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.282468][ T7783] Call Trace: [ 100.285755][ T7783] dump_stack+0x12d/0x187 [ 100.290082][ T7783] should_fail.cold.4+0x5/0x13 [ 100.294840][ T7783] ? do_mount+0x1281/0x1b60 [ 100.299336][ T7783] ? fault_create_debugfs_attr+0x150/0x150 [ 100.305134][ T7783] ? find_held_lock+0x36/0x1d0 [ 100.309888][ T7783] should_fail_alloc_page+0x50/0x60 [ 100.309894][ T7783] __alloc_pages_nodemask+0x17f/0x880 [ 100.309900][ T7783] ? cache_grow_end+0xa8/0x190 [ 100.309906][ T7783] ? __alloc_pages_slowpath+0x2570/0x2570 [ 100.309915][ T7783] ? do_raw_spin_lock+0x123/0x2d0 [ 100.331081][ T7783] cache_grow_begin+0x92/0xd60 [ 100.331086][ T7783] ? __kmalloc+0xc5/0x790 [ 100.331095][ T7783] ? trace_hardirqs_off+0x41/0x1a0 [ 100.343603][ T7795] FAULT_INJECTION: forcing a failure. [ 100.343603][ T7795] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.345213][ T7783] __kmalloc+0x6cd/0x790 [ 100.367690][ T7783] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 100.372956][ T7783] p9_fcall_init.isra.2+0x55/0x1c0 [ 100.378388][ T7783] p9_client_prepare_req.part.5+0x116/0x670 [ 100.384257][ T7783] p9_client_rpc+0x174/0xe50 [ 100.388838][ T7783] ? trace_hardirqs_on+0x28/0x1b0 [ 100.393841][ T7783] ? __kasan_check_read+0x11/0x20 [ 100.398839][ T7783] ? p9_client_prepare_req.part.5+0x670/0x670 [ 100.404889][ T7783] ? add_wait_queue+0x107/0x160 [ 100.409712][ T7783] ? p9_pollwait+0x182/0x210 [ 100.414286][ T7783] ? pipe_poll+0x7e/0x2a0 [ 100.418592][ T7783] ? p9_fd_poll+0x19b/0x2a0 [ 100.423070][ T7783] ? p9_conn_create+0x399/0x4e0 [ 100.427897][ T7783] ? p9_conn_create+0x4e0/0x4e0 [ 100.432724][ T7783] p9_client_create+0x7ec/0x10e0 [ 100.437636][ T7783] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 100.443675][ T7783] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.449194][ T7783] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.455234][ T7783] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.461037][ T7783] ? __kmalloc_track_caller+0x60e/0x780 [ 100.466559][ T7783] ? __x64_sys_mount+0xb9/0x150 [ 100.471377][ T7783] ? do_syscall_64+0xd0/0x5e0 [ 100.476028][ T7783] ? lockdep_init_map+0x1b6/0x6c0 [ 100.481033][ T7783] v9fs_session_init+0x1ed/0x14c0 [ 100.486029][ T7783] ? v9fs_session_init+0x1ed/0x14c0 [ 100.491200][ T7783] ? find_held_lock+0x36/0x1d0 [ 100.495959][ T7783] ? v9fs_show_options+0x6c0/0x6c0 [ 100.501053][ T7783] ? v9fs_mount+0x55/0x7f0 [ 100.505440][ T7783] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.511305][ T7783] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.517341][ T7783] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.523139][ T7783] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.528660][ T7783] v9fs_mount+0x72/0x7f0 [ 100.532874][ T7783] ? v9fs_write_inode+0x50/0x50 [ 100.537698][ T7783] legacy_get_tree+0x103/0x1f0 [ 100.542438][ T7783] vfs_get_tree+0x8b/0x2d0 [ 100.546823][ T7783] ? capable+0x14/0x20 [ 100.550867][ T7783] do_mount+0x1281/0x1b60 [ 100.555167][ T7783] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.560683][ T7783] ? copy_mount_string+0x20/0x20 [ 100.565597][ T7783] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.571117][ T7783] ? __kasan_check_read+0x11/0x20 [ 100.576117][ T7783] ? copy_mount_options+0x77/0x2c0 [ 100.581200][ T7783] ksys_mount+0xba/0xe0 [ 100.585332][ T7783] __x64_sys_mount+0xb9/0x150 [ 100.590017][ T7783] do_syscall_64+0xd0/0x5e0 [ 100.594502][ T7783] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 100.600380][ T7783] RIP: 0033:0x458da9 [ 100.604249][ T7783] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 100.623825][ T7783] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 100.632205][ T7783] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 100.640152][ T7783] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 100.648097][ T7783] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 100.656040][ T7783] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 100.663986][ T7783] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 100.671950][ T7795] CPU: 0 PID: 7795 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 100.679759][ T7795] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 100.689809][ T7795] Call Trace: [ 100.693127][ T7795] dump_stack+0x12d/0x187 [ 100.697456][ T7795] should_fail.cold.4+0x5/0x13 [ 100.702206][ T7795] ? do_mount+0x1281/0x1b60 [ 100.706791][ T7795] ? fault_create_debugfs_attr+0x150/0x150 [ 100.712600][ T7795] ? find_held_lock+0x36/0x1d0 [ 100.712611][ T7795] should_fail_alloc_page+0x50/0x60 [ 100.712617][ T7795] __alloc_pages_nodemask+0x17f/0x880 [ 100.712623][ T7795] ? cache_grow_end+0xa8/0x190 [ 100.712629][ T7795] ? __alloc_pages_slowpath+0x2570/0x2570 [ 100.712634][ T7795] ? do_raw_spin_lock+0x123/0x2d0 [ 100.712648][ T7795] cache_grow_begin+0x92/0xd60 [ 100.712652][ T7795] ? __kmalloc+0xc5/0x790 [ 100.712661][ T7795] ? trace_hardirqs_off+0x41/0x1a0 [ 100.724663][ T7801] FAULT_INJECTION: forcing a failure. [ 100.724663][ T7801] name failslab, interval 1, probability 0, space 0, times 0 [ 100.727924][ T7795] __kmalloc+0x6cd/0x790 [ 100.727935][ T7795] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 100.727942][ T7795] p9_fcall_init.isra.2+0x55/0x1c0 [ 100.727950][ T7795] p9_client_prepare_req.part.5+0x116/0x670 [ 100.727959][ T7795] p9_client_rpc+0x174/0xe50 [ 100.727964][ T7795] ? trace_hardirqs_on+0x28/0x1b0 [ 100.727969][ T7795] ? __kasan_check_read+0x11/0x20 [ 100.727978][ T7795] ? p9_client_prepare_req.part.5+0x670/0x670 [ 100.732811][ T26] audit: type=1804 audit(1573329376.722:55): pid=7801 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/25/file0" dev="sda1" ino=16671 res=1 [ 100.738418][ T7795] ? add_wait_queue+0x107/0x160 [ 100.738428][ T7795] ? p9_pollwait+0x182/0x210 [ 100.738438][ T7795] ? pipe_poll+0x7e/0x2a0 [ 100.738446][ T7795] ? p9_fd_poll+0x19b/0x2a0 [ 100.738453][ T7795] ? p9_conn_create+0x399/0x4e0 [ 100.738462][ T7795] ? p9_conn_create+0x4e0/0x4e0 [ 100.738473][ T7795] p9_client_create+0x7ec/0x10e0 [ 100.738485][ T7795] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 100.738492][ T7795] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.738498][ T7795] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.738503][ T7795] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.738512][ T7795] ? __kmalloc_track_caller+0x60e/0x780 [ 100.738518][ T7795] ? __x64_sys_mount+0xb9/0x150 [ 100.738524][ T7795] ? do_syscall_64+0xd0/0x5e0 [ 100.738529][ T7795] ? lockdep_init_map+0x1b6/0x6c0 [ 100.738541][ T7795] v9fs_session_init+0x1ed/0x14c0 [ 100.738545][ T7795] ? v9fs_session_init+0x1ed/0x14c0 [ 100.738550][ T7795] ? find_held_lock+0x36/0x1d0 [ 100.738561][ T7795] ? v9fs_show_options+0x6c0/0x6c0 [ 100.770247][ T7795] ? v9fs_mount+0x55/0x7f0 [ 100.770257][ T7795] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 100.770264][ T7795] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 100.770270][ T7795] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 100.770279][ T7795] ? kmem_cache_alloc_trace+0x39e/0x780 [ 100.770289][ T7795] v9fs_mount+0x72/0x7f0 [ 100.770297][ T7795] ? v9fs_write_inode+0x50/0x50 [ 100.770304][ T7795] legacy_get_tree+0x103/0x1f0 [ 100.770314][ T7795] vfs_get_tree+0x8b/0x2d0 [ 100.770319][ T7795] ? capable+0x14/0x20 [ 100.770327][ T7795] do_mount+0x1281/0x1b60 [ 100.770333][ T7795] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 100.770342][ T7795] ? copy_mount_string+0x20/0x20 [ 100.770356][ T7795] ? retint_kernel+0x2b/0x2b [ 100.770368][ T7795] ? copy_mount_options+0x1b3/0x2c0 [ 100.850476][ T7808] FAULT_INJECTION: forcing a failure. [ 100.850476][ T7808] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 100.854038][ T7795] ? copy_mount_options+0x77/0x2c0 [ 101.023946][ T7795] ksys_mount+0xba/0xe0 [ 101.028076][ T7795] __x64_sys_mount+0xb9/0x150 [ 101.032728][ T7795] do_syscall_64+0xd0/0x5e0 [ 101.037218][ T7795] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.043083][ T7795] RIP: 0033:0x458da9 [ 101.046957][ T7795] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.066540][ T7795] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.074918][ T7795] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 101.082861][ T7795] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 101.090803][ T7795] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 101.098752][ T7795] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 101.106699][ T7795] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 101.116136][ T7808] CPU: 1 PID: 7808 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 101.120082][ T7805] FAULT_INJECTION: forcing a failure. [ 101.120082][ T7805] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.123942][ T7808] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.147252][ T7808] Call Trace: [ 101.150528][ T7808] dump_stack+0x12d/0x187 [ 101.154856][ T7808] should_fail.cold.4+0x5/0x13 [ 101.159609][ T7808] ? do_mount+0x1281/0x1b60 [ 101.164131][ T7808] ? fault_create_debugfs_attr+0x150/0x150 [ 101.169921][ T7808] ? find_held_lock+0x36/0x1d0 [ 101.174665][ T7808] should_fail_alloc_page+0x50/0x60 [ 101.179840][ T7808] __alloc_pages_nodemask+0x17f/0x880 [ 101.185187][ T7808] ? cache_grow_end+0xa8/0x190 [ 101.189958][ T7808] ? __alloc_pages_slowpath+0x2570/0x2570 [ 101.195649][ T7808] ? do_raw_spin_lock+0x123/0x2d0 [ 101.200650][ T7808] cache_grow_begin+0x92/0xd60 [ 101.205382][ T7808] ? __kmalloc+0xc5/0x790 [ 101.209693][ T7808] ? trace_hardirqs_off+0x41/0x1a0 [ 101.214778][ T7808] __kmalloc+0x6cd/0x790 [ 101.218994][ T7808] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 101.224252][ T7808] p9_fcall_init.isra.2+0x55/0x1c0 [ 101.229338][ T7808] p9_client_prepare_req.part.5+0x116/0x670 [ 101.235211][ T7808] p9_client_rpc+0x174/0xe50 [ 101.239773][ T7808] ? trace_hardirqs_on+0x28/0x1b0 [ 101.244774][ T7808] ? __kasan_check_read+0x11/0x20 [ 101.249780][ T7808] ? p9_client_prepare_req.part.5+0x670/0x670 [ 101.255828][ T7808] ? add_wait_queue+0x107/0x160 [ 101.260661][ T7808] ? p9_pollwait+0x182/0x210 [ 101.265234][ T7808] ? pipe_poll+0x7e/0x2a0 [ 101.269552][ T7808] ? p9_fd_poll+0x19b/0x2a0 [ 101.274027][ T7808] ? p9_conn_create+0x399/0x4e0 [ 101.278848][ T7808] ? p9_conn_create+0x4e0/0x4e0 [ 101.283672][ T7808] p9_client_create+0x7ec/0x10e0 [ 101.288587][ T7808] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 101.294633][ T7808] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.300153][ T7808] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.306192][ T7808] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.311991][ T7808] ? __kmalloc_track_caller+0x60e/0x780 [ 101.317516][ T7808] ? __x64_sys_mount+0xb9/0x150 [ 101.322347][ T7808] ? do_syscall_64+0xd0/0x5e0 [ 101.327036][ T7808] ? lockdep_init_map+0x1b6/0x6c0 [ 101.332052][ T7808] v9fs_session_init+0x1ed/0x14c0 [ 101.337091][ T7808] ? v9fs_session_init+0x1ed/0x14c0 [ 101.342267][ T7808] ? find_held_lock+0x36/0x1d0 [ 101.347012][ T7808] ? v9fs_show_options+0x6c0/0x6c0 [ 101.352108][ T7808] ? v9fs_mount+0x55/0x7f0 [ 101.356500][ T7808] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.362026][ T7808] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.368075][ T7808] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.373857][ T7808] ? kmem_cache_alloc_trace+0x39e/0x780 [ 101.379379][ T7808] v9fs_mount+0x72/0x7f0 [ 101.383595][ T7808] ? v9fs_write_inode+0x50/0x50 [ 101.388417][ T7808] legacy_get_tree+0x103/0x1f0 [ 101.393152][ T7808] vfs_get_tree+0x8b/0x2d0 [ 101.397539][ T7808] ? capable+0x14/0x20 [ 101.401592][ T7808] do_mount+0x1281/0x1b60 [ 101.405894][ T7808] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.411413][ T7808] ? copy_mount_string+0x20/0x20 [ 101.416322][ T7808] ? kmem_cache_alloc_trace+0x39e/0x780 [ 101.421837][ T7808] ? __kasan_check_write+0x14/0x20 [ 101.426937][ T7808] ? _copy_from_user+0xd6/0x110 [ 101.431767][ T7808] ? __kasan_check_read+0x11/0x20 [ 101.436767][ T7808] ? copy_mount_options+0x77/0x2c0 [ 101.441851][ T7808] ksys_mount+0xba/0xe0 [ 101.445980][ T7808] __x64_sys_mount+0xb9/0x150 [ 101.450639][ T7808] do_syscall_64+0xd0/0x5e0 [ 101.455124][ T7808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.460990][ T7808] RIP: 0033:0x458da9 [ 101.464865][ T7808] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.484540][ T7808] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.492920][ T7808] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 101.500864][ T7808] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 101.508807][ T7808] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 101.516749][ T7808] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 101.524704][ T7808] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 101.532673][ T7805] CPU: 0 PID: 7805 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 101.540495][ T7805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.541007][ T26] audit: type=1804 audit(1573329377.542:56): pid=7809 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/16/file0" dev="sda1" ino=16679 res=1 [ 101.550535][ T7805] Call Trace: [ 101.550549][ T7805] dump_stack+0x12d/0x187 [ 101.550559][ T7805] should_fail.cold.4+0x5/0x13 [ 101.550565][ T7805] ? do_mount+0x1281/0x1b60 [ 101.550572][ T7805] ? fault_create_debugfs_attr+0x150/0x150 [ 101.550582][ T7805] ? find_held_lock+0x36/0x1d0 [ 101.550591][ T7805] should_fail_alloc_page+0x50/0x60 [ 101.550596][ T7805] __alloc_pages_nodemask+0x17f/0x880 [ 101.550601][ T7805] ? cache_grow_end+0xa8/0x190 [ 101.550606][ T7805] ? __alloc_pages_slowpath+0x2570/0x2570 [ 101.550613][ T7805] ? do_raw_spin_lock+0x123/0x2d0 [ 101.575702][ T7809] FAULT_INJECTION: forcing a failure. [ 101.575702][ T7809] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 101.578256][ T7805] cache_grow_begin+0x92/0xd60 [ 101.646053][ T7805] ? __kmalloc+0xc5/0x790 [ 101.650364][ T7805] ? trace_hardirqs_off+0x41/0x1a0 [ 101.655714][ T7805] __kmalloc+0x6cd/0x790 [ 101.659934][ T7805] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 101.665201][ T7805] p9_fcall_init.isra.2+0x55/0x1c0 [ 101.670285][ T7805] p9_client_prepare_req.part.5+0x116/0x670 [ 101.676150][ T7805] p9_client_rpc+0x174/0xe50 [ 101.680720][ T7805] ? trace_hardirqs_on+0x28/0x1b0 [ 101.685712][ T7805] ? __kasan_check_read+0x11/0x20 [ 101.690710][ T7805] ? p9_client_prepare_req.part.5+0x670/0x670 [ 101.696758][ T7805] ? add_wait_queue+0x107/0x160 [ 101.701584][ T7805] ? p9_pollwait+0x182/0x210 [ 101.706164][ T7805] ? pipe_poll+0x7e/0x2a0 [ 101.710467][ T7805] ? p9_fd_poll+0x19b/0x2a0 [ 101.714945][ T7805] ? p9_conn_create+0x399/0x4e0 [ 101.719769][ T7805] ? p9_conn_create+0x4e0/0x4e0 [ 101.724596][ T7805] p9_client_create+0x7ec/0x10e0 [ 101.729509][ T7805] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 101.735547][ T7805] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.741064][ T7805] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.747100][ T7805] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.752888][ T7805] ? __kmalloc_track_caller+0x60e/0x780 [ 101.758405][ T7805] ? __x64_sys_mount+0xb9/0x150 [ 101.763229][ T7805] ? do_syscall_64+0xd0/0x5e0 [ 101.767915][ T7805] ? lockdep_init_map+0x1b6/0x6c0 [ 101.772918][ T7805] v9fs_session_init+0x1ed/0x14c0 [ 101.777909][ T7805] ? v9fs_session_init+0x1ed/0x14c0 [ 101.784398][ T7805] ? find_held_lock+0x36/0x1d0 [ 101.789146][ T7805] ? v9fs_show_options+0x6c0/0x6c0 [ 101.794228][ T7805] ? v9fs_mount+0x55/0x7f0 [ 101.798639][ T7805] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.804157][ T7805] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 101.810202][ T7805] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 101.815989][ T7805] ? kmem_cache_alloc_trace+0x39e/0x780 [ 101.821508][ T7805] v9fs_mount+0x72/0x7f0 [ 101.825723][ T7805] ? v9fs_write_inode+0x50/0x50 [ 101.830545][ T7805] legacy_get_tree+0x103/0x1f0 [ 101.835281][ T7805] vfs_get_tree+0x8b/0x2d0 [ 101.839678][ T7805] ? capable+0x14/0x20 [ 101.843717][ T7805] do_mount+0x1281/0x1b60 [ 101.848018][ T7805] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 101.853535][ T7805] ? copy_mount_string+0x20/0x20 [ 101.858443][ T7805] ? kmem_cache_alloc_trace+0x39e/0x780 [ 101.863970][ T7805] ? __kasan_check_write+0x14/0x20 [ 101.869059][ T7805] ? _copy_from_user+0xd6/0x110 [ 101.873888][ T7805] ? __kasan_check_read+0x11/0x20 [ 101.878890][ T7805] ? copy_mount_options+0x77/0x2c0 [ 101.883973][ T7805] ksys_mount+0xba/0xe0 [ 101.888103][ T7805] __x64_sys_mount+0xb9/0x150 [ 101.892757][ T7805] do_syscall_64+0xd0/0x5e0 [ 101.897233][ T7805] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 101.903118][ T7805] RIP: 0033:0x458da9 [ 101.907007][ T7805] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 101.926607][ T7805] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 101.934995][ T7805] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 101.942976][ T7805] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 101.950932][ T7805] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 101.958877][ T7805] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 101.966820][ T7805] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 101.974782][ T7809] CPU: 1 PID: 7809 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 101.982594][ T7809] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 101.992648][ T7809] Call Trace: [ 101.995935][ T7809] dump_stack+0x12d/0x187 [ 102.000242][ T7809] should_fail.cold.4+0x5/0x13 [ 102.004975][ T7809] ? do_mount+0x1281/0x1b60 [ 102.009456][ T7809] ? fault_create_debugfs_attr+0x150/0x150 [ 102.015243][ T7809] ? find_held_lock+0x36/0x1d0 [ 102.019979][ T7809] should_fail_alloc_page+0x50/0x60 [ 102.025146][ T7809] __alloc_pages_nodemask+0x17f/0x880 [ 102.027621][ T7812] FAULT_INJECTION: forcing a failure. [ 102.027621][ T7812] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.030495][ T7809] ? cache_grow_end+0xa8/0x190 [ 102.048402][ T7809] ? __alloc_pages_slowpath+0x2570/0x2570 [ 102.054094][ T7809] ? do_raw_spin_lock+0x123/0x2d0 [ 102.059096][ T7809] cache_grow_begin+0x92/0xd60 [ 102.063838][ T7809] ? __kmalloc+0xc5/0x790 [ 102.068137][ T7809] ? trace_hardirqs_off+0x41/0x1a0 [ 102.073220][ T7809] __kmalloc+0x6cd/0x790 [ 102.077437][ T7809] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 102.082702][ T7809] p9_fcall_init.isra.2+0x55/0x1c0 [ 102.087793][ T7809] p9_client_prepare_req.part.5+0x116/0x670 [ 102.093660][ T7809] p9_client_rpc+0x174/0xe50 [ 102.098220][ T7809] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 102.104006][ T7809] ? p9_client_prepare_req.part.5+0x670/0x670 [ 102.110047][ T7809] ? free_object+0x70/0x70 [ 102.114436][ T7809] ? ksys_dup3+0x2e0/0x2e0 [ 102.118822][ T7809] ? lockdep_init_map+0x1b6/0x6c0 [ 102.123816][ T7809] ? __kasan_check_write+0x14/0x20 [ 102.128894][ T7809] ? p9_conn_create+0x3c2/0x4e0 [ 102.133728][ T7809] ? p9_conn_create+0x4e0/0x4e0 [ 102.138562][ T7809] p9_client_create+0x7ec/0x10e0 [ 102.143475][ T7809] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 102.149526][ T7809] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.155052][ T7809] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.161087][ T7809] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.166864][ T7809] ? __kmalloc_track_caller+0x60e/0x780 [ 102.172411][ T7809] ? __x64_sys_mount+0xb9/0x150 [ 102.177245][ T7809] ? do_syscall_64+0xd0/0x5e0 [ 102.181903][ T7809] ? lockdep_init_map+0x1b6/0x6c0 [ 102.186911][ T7809] v9fs_session_init+0x1ed/0x14c0 [ 102.191919][ T7809] ? v9fs_session_init+0x1ed/0x14c0 [ 102.197107][ T7809] ? find_held_lock+0x36/0x1d0 [ 102.201859][ T7809] ? v9fs_show_options+0x6c0/0x6c0 [ 102.206991][ T7809] ? v9fs_mount+0x55/0x7f0 [ 102.211385][ T7809] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.216915][ T7809] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.222957][ T7809] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.228735][ T7809] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.234272][ T7809] v9fs_mount+0x72/0x7f0 [ 102.238496][ T7809] ? v9fs_write_inode+0x50/0x50 [ 102.243323][ T7809] legacy_get_tree+0x103/0x1f0 [ 102.248071][ T7809] vfs_get_tree+0x8b/0x2d0 [ 102.252482][ T7809] ? capable+0x14/0x20 [ 102.256524][ T7809] do_mount+0x1281/0x1b60 [ 102.260833][ T7809] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.266357][ T7809] ? copy_mount_string+0x20/0x20 [ 102.271267][ T7809] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.276784][ T7809] ? __kasan_check_write+0x14/0x20 [ 102.281876][ T7809] ? _copy_from_user+0xd6/0x110 [ 102.286696][ T7809] ? __kasan_check_read+0x11/0x20 [ 102.291700][ T7809] ? copy_mount_options+0x77/0x2c0 [ 102.296794][ T7809] ksys_mount+0xba/0xe0 [ 102.300933][ T7809] __x64_sys_mount+0xb9/0x150 [ 102.305594][ T7809] do_syscall_64+0xd0/0x5e0 [ 102.310074][ T7809] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.315937][ T7809] RIP: 0033:0x458da9 [ 102.319818][ T7809] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.339415][ T7809] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.347812][ T7809] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 102.355772][ T7809] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 102.367117][ T7809] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 102.375064][ T7809] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 102.383020][ T7809] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 102.390991][ T7812] CPU: 0 PID: 7812 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 102.398799][ T7812] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.404750][ T26] audit: type=1804 audit(1573329377.572:57): pid=7812 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/18/file0" dev="sda1" ino=16683 res=1 [ 102.408856][ T7812] Call Trace: [ 102.408870][ T7812] dump_stack+0x12d/0x187 [ 102.408882][ T7812] should_fail.cold.4+0x5/0x13 [ 102.408888][ T7812] ? do_mount+0x1281/0x1b60 [ 102.408894][ T7812] ? fault_create_debugfs_attr+0x150/0x150 [ 102.408903][ T7812] ? find_held_lock+0x36/0x1d0 [ 102.408913][ T7812] should_fail_alloc_page+0x50/0x60 [ 102.408918][ T7812] __alloc_pages_nodemask+0x17f/0x880 [ 102.408922][ T7812] ? cache_grow_end+0xa8/0x190 [ 102.408929][ T7812] ? __alloc_pages_slowpath+0x2570/0x2570 [ 102.408934][ T7812] ? do_raw_spin_lock+0x123/0x2d0 [ 102.408948][ T7812] cache_grow_begin+0x92/0xd60 [ 102.408954][ T7812] ? __kmalloc+0xc5/0x790 [ 102.450135][ T7812] ? trace_hardirqs_off+0x41/0x1a0 [ 102.460653][ T7812] __kmalloc+0x6cd/0x790 [ 102.460663][ T7812] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 102.460669][ T7812] p9_fcall_init.isra.2+0x55/0x1c0 [ 102.460676][ T7812] p9_client_prepare_req.part.5+0x116/0x670 [ 102.460684][ T7812] p9_client_rpc+0x174/0xe50 [ 102.460690][ T7812] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 102.460702][ T7812] ? p9_client_prepare_req.part.5+0x670/0x670 [ 102.460712][ T7812] ? free_object+0x70/0x70 [ 102.460720][ T7812] ? ksys_dup3+0x2e0/0x2e0 [ 102.460729][ T7812] ? lockdep_init_map+0x1b6/0x6c0 [ 102.460735][ T7812] ? __kasan_check_write+0x14/0x20 [ 102.460739][ T7812] ? p9_conn_create+0x3c2/0x4e0 [ 102.460747][ T7812] ? p9_conn_create+0x4e0/0x4e0 [ 102.460758][ T7812] p9_client_create+0x7ec/0x10e0 [ 102.460768][ T7812] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 102.460776][ T7812] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.460781][ T7812] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.460786][ T7812] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.460793][ T7812] ? __kmalloc_track_caller+0x60e/0x780 [ 102.460799][ T7812] ? __x64_sys_mount+0xb9/0x150 [ 102.460807][ T7812] ? do_syscall_64+0xd0/0x5e0 [ 102.479659][ T7817] FAULT_INJECTION: forcing a failure. [ 102.479659][ T7817] name failslab, interval 1, probability 0, space 0, times 0 [ 102.481773][ T7812] ? lockdep_init_map+0x1b6/0x6c0 [ 102.481789][ T7812] v9fs_session_init+0x1ed/0x14c0 [ 102.481794][ T7812] ? v9fs_session_init+0x1ed/0x14c0 [ 102.481801][ T7812] ? find_held_lock+0x36/0x1d0 [ 102.481812][ T7812] ? v9fs_show_options+0x6c0/0x6c0 [ 102.481820][ T7812] ? v9fs_mount+0x55/0x7f0 [ 102.510440][ T7812] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.510448][ T7812] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.510455][ T7812] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.510464][ T7812] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.510476][ T7812] v9fs_mount+0x72/0x7f0 [ 102.521435][ T7812] ? v9fs_write_inode+0x50/0x50 [ 102.521442][ T7812] legacy_get_tree+0x103/0x1f0 [ 102.521451][ T7812] vfs_get_tree+0x8b/0x2d0 [ 102.521456][ T7812] ? capable+0x14/0x20 [ 102.521465][ T7812] do_mount+0x1281/0x1b60 [ 102.521472][ T7812] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.521479][ T7812] ? copy_mount_string+0x20/0x20 [ 102.521488][ T7812] ? kmem_cache_alloc_trace+0x39e/0x780 [ 102.521493][ T7812] ? __kasan_check_write+0x14/0x20 [ 102.521499][ T7812] ? _copy_from_user+0xd6/0x110 [ 102.521506][ T7812] ? __kasan_check_read+0x11/0x20 [ 102.521510][ T7812] ? copy_mount_options+0x77/0x2c0 [ 102.521518][ T7812] ksys_mount+0xba/0xe0 [ 102.521526][ T7812] __x64_sys_mount+0xb9/0x150 [ 102.521535][ T7812] do_syscall_64+0xd0/0x5e0 [ 102.521544][ T7812] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 102.521551][ T7812] RIP: 0033:0x458da9 [ 102.542813][ T7821] FAULT_INJECTION: forcing a failure. [ 102.542813][ T7821] name failslab, interval 1, probability 0, space 0, times 0 [ 102.546755][ T7812] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 102.546758][ T7812] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 102.546764][ T7812] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 102.546768][ T7812] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 102.546771][ T7812] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 102.546775][ T7812] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 102.546778][ T7812] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 102.550427][ T7801] CPU: 0 PID: 7801 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 102.577594][ T7801] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 102.577598][ T7801] Call Trace: [ 102.577611][ T7801] dump_stack+0x12d/0x187 [ 102.577623][ T7801] should_fail.cold.4+0x5/0x13 [ 102.577629][ T7801] ? fault_create_debugfs_attr+0x150/0x150 [ 102.577639][ T7801] ? ___might_sleep+0x16b/0x2b0 [ 102.577649][ T7801] __should_failslab+0xba/0xf0 [ 102.577657][ T7801] should_failslab+0x9/0x14 [ 102.577661][ T7801] __kmalloc+0x2eb/0x790 [ 102.577670][ T7801] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 102.577678][ T7801] p9_fcall_init.isra.2+0x55/0x1c0 [ 102.577686][ T7801] p9_client_prepare_req.part.5+0x116/0x670 [ 102.577694][ T7801] p9_client_rpc+0x174/0xe50 [ 102.577706][ T7801] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 102.577714][ T7801] ? p9_client_prepare_req.part.5+0x670/0x670 [ 102.595098][ T7801] ? free_object+0x70/0x70 [ 102.595110][ T7801] ? ksys_dup3+0x2e0/0x2e0 [ 102.669376][ T7801] ? lockdep_init_map+0x1b6/0x6c0 [ 102.679125][ T7801] ? __kasan_check_write+0x14/0x20 [ 102.679131][ T7801] ? p9_conn_create+0x3c2/0x4e0 [ 102.679139][ T7801] ? p9_conn_create+0x4e0/0x4e0 [ 102.679150][ T7801] p9_client_create+0x7ec/0x10e0 [ 102.679161][ T7801] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 102.679168][ T7801] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 102.679173][ T7801] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 102.679177][ T7801] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 102.679186][ T7801] ? __kmalloc_track_caller+0x60e/0x780 [ 102.679192][ T7801] ? __x64_sys_mount+0xb9/0x150 [ 102.679200][ T7801] ? do_syscall_64+0xd0/0x5e0 [ 102.710838][ T7829] FAULT_INJECTION: forcing a failure. [ 102.710838][ T7829] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 102.711917][ T7801] ? lockdep_init_map+0x1b6/0x6c0 [ 103.017433][ T7801] v9fs_session_init+0x1ed/0x14c0 [ 103.022439][ T7801] ? v9fs_session_init+0x1ed/0x14c0 [ 103.027614][ T7801] ? lock_downgrade+0x900/0x900 [ 103.032437][ T7801] ? __kasan_check_write+0x14/0x20 [ 103.037525][ T7801] ? v9fs_show_options+0x6c0/0x6c0 [ 103.042628][ T7801] ? v9fs_mount+0x55/0x7f0 [ 103.047021][ T7801] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.052543][ T7801] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.058593][ T7801] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.064382][ T7801] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.069912][ T7801] v9fs_mount+0x72/0x7f0 [ 103.074132][ T7801] ? v9fs_write_inode+0x50/0x50 [ 103.078955][ T7801] legacy_get_tree+0x103/0x1f0 [ 103.083690][ T7801] vfs_get_tree+0x8b/0x2d0 [ 103.088075][ T7801] ? capable+0x14/0x20 [ 103.092117][ T7801] do_mount+0x1281/0x1b60 [ 103.096421][ T7801] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.101947][ T7801] ? copy_mount_string+0x20/0x20 [ 103.106861][ T7801] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.112389][ T7801] ? __kasan_check_write+0x14/0x20 [ 103.117481][ T7801] ? _copy_from_user+0xd6/0x110 [ 103.122312][ T7801] ? __kasan_check_read+0x11/0x20 [ 103.127310][ T7801] ? copy_mount_options+0x77/0x2c0 [ 103.132405][ T7801] ksys_mount+0xba/0xe0 [ 103.136537][ T7801] __x64_sys_mount+0xb9/0x150 [ 103.141187][ T7801] do_syscall_64+0xd0/0x5e0 [ 103.145665][ T7801] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.151527][ T7801] RIP: 0033:0x458da9 [ 103.155412][ T7801] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.175094][ T7801] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.183496][ T7801] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 103.191441][ T7801] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 103.199386][ T7801] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 103.207435][ T7801] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 103.215378][ T7801] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 103.223340][ T7829] CPU: 1 PID: 7829 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 103.231177][ T7829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.241230][ T7829] Call Trace: [ 103.244517][ T7829] dump_stack+0x12d/0x187 [ 103.248845][ T7829] should_fail.cold.4+0x5/0x13 [ 103.253597][ T7829] ? do_mount+0x1281/0x1b60 [ 103.258115][ T7829] ? fault_create_debugfs_attr+0x150/0x150 [ 103.263900][ T7829] ? find_held_lock+0x36/0x1d0 [ 103.268656][ T7829] should_fail_alloc_page+0x50/0x60 [ 103.273828][ T7829] __alloc_pages_nodemask+0x17f/0x880 [ 103.279175][ T7829] ? cache_grow_end+0xa8/0x190 [ 103.279182][ T7829] ? __alloc_pages_slowpath+0x2570/0x2570 [ 103.279187][ T7829] ? do_raw_spin_lock+0x123/0x2d0 [ 103.279200][ T7829] cache_grow_begin+0x92/0xd60 [ 103.279203][ T7829] ? __kmalloc+0xc5/0x790 [ 103.279210][ T7829] ? trace_hardirqs_off+0x41/0x1a0 [ 103.279216][ T7829] __kmalloc+0x6cd/0x790 [ 103.279228][ T7829] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 103.294714][ T7829] p9_fcall_init.isra.2+0x55/0x1c0 [ 103.323561][ T7829] p9_client_prepare_req.part.5+0x116/0x670 [ 103.329448][ T7829] p9_client_rpc+0x174/0xe50 [ 103.334030][ T7829] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 103.339820][ T7829] ? p9_client_prepare_req.part.5+0x670/0x670 [ 103.345877][ T7829] ? free_object+0x70/0x70 [ 103.350292][ T7829] ? ksys_dup3+0x2e0/0x2e0 [ 103.354686][ T7829] ? lockdep_init_map+0x1b6/0x6c0 [ 103.359682][ T7829] ? __kasan_check_write+0x14/0x20 [ 103.364767][ T7829] ? p9_conn_create+0x3c2/0x4e0 [ 103.369590][ T7829] ? p9_conn_create+0x4e0/0x4e0 [ 103.374419][ T7829] p9_client_create+0x7ec/0x10e0 [ 103.379330][ T7829] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 103.385375][ T7829] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.390890][ T7829] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.396924][ T7829] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.402700][ T7829] ? __kmalloc_track_caller+0x60e/0x780 [ 103.408215][ T7829] ? __x64_sys_mount+0xb9/0x150 [ 103.413043][ T7829] ? do_syscall_64+0xd0/0x5e0 [ 103.417691][ T7829] ? lockdep_init_map+0x1b6/0x6c0 [ 103.422691][ T7829] v9fs_session_init+0x1ed/0x14c0 [ 103.427686][ T7829] ? v9fs_session_init+0x1ed/0x14c0 [ 103.432852][ T7829] ? find_held_lock+0x36/0x1d0 [ 103.437779][ T7829] ? v9fs_show_options+0x6c0/0x6c0 [ 103.442863][ T7829] ? v9fs_mount+0x55/0x7f0 [ 103.447249][ T7829] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.452761][ T7829] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.458798][ T7829] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.464574][ T7829] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.470095][ T7829] v9fs_mount+0x72/0x7f0 [ 103.474309][ T7829] ? v9fs_write_inode+0x50/0x50 [ 103.479132][ T7829] legacy_get_tree+0x103/0x1f0 [ 103.483872][ T7829] vfs_get_tree+0x8b/0x2d0 [ 103.488259][ T7829] ? capable+0x14/0x20 [ 103.492309][ T7829] do_mount+0x1281/0x1b60 [ 103.496870][ T7829] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.502385][ T7829] ? copy_mount_string+0x20/0x20 [ 103.507293][ T7829] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.512813][ T7829] ? __kasan_check_read+0x11/0x20 [ 103.517805][ T7829] ? copy_mount_options+0x77/0x2c0 [ 103.522889][ T7829] ksys_mount+0xba/0xe0 [ 103.527017][ T7829] __x64_sys_mount+0xb9/0x150 [ 103.531666][ T7829] do_syscall_64+0xd0/0x5e0 [ 103.536142][ T7829] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.542005][ T7829] RIP: 0033:0x458da9 [ 103.545884][ T7829] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.565462][ T7829] RSP: 002b:00007f23f1d08c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.573935][ T7829] RAX: ffffffffffffffda RBX: 00007f23f1d08c90 RCX: 0000000000458da9 [ 103.581895][ T7829] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 103.589839][ T7829] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 103.597791][ T7829] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d096d4 [ 103.605742][ T7829] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 2019/11/09 19:56:19 executed programs: 122 [ 103.613710][ T7817] CPU: 0 PID: 7817 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 103.614657][ T26] audit: type=1804 audit(1573329378.712:58): pid=7829 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/18/file0" dev="sda1" ino=16682 res=1 [ 103.621510][ T7817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.621513][ T7817] Call Trace: [ 103.621526][ T7817] dump_stack+0x12d/0x187 [ 103.621536][ T7817] should_fail.cold.4+0x5/0x13 [ 103.621543][ T7817] ? fault_create_debugfs_attr+0x150/0x150 [ 103.621553][ T7817] ? ___might_sleep+0x16b/0x2b0 [ 103.621563][ T7817] __should_failslab+0xba/0xf0 [ 103.683723][ T7817] should_failslab+0x9/0x14 [ 103.688224][ T7817] __kmalloc+0x2eb/0x790 [ 103.692473][ T7817] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 103.697750][ T7817] p9_fcall_init.isra.2+0x55/0x1c0 [ 103.702850][ T7817] p9_client_prepare_req.part.5+0x116/0x670 [ 103.707301][ T7828] FAULT_INJECTION: forcing a failure. [ 103.707301][ T7828] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 103.708729][ T7817] p9_client_rpc+0x174/0xe50 [ 103.726626][ T7817] ? trace_hardirqs_on+0x28/0x1b0 [ 103.731626][ T7817] ? __kasan_check_read+0x11/0x20 [ 103.736636][ T7817] ? p9_client_prepare_req.part.5+0x670/0x670 [ 103.742677][ T7817] ? add_wait_queue+0x107/0x160 [ 103.747506][ T7817] ? p9_pollwait+0x182/0x210 [ 103.752073][ T7817] ? pipe_poll+0x7e/0x2a0 [ 103.756375][ T7817] ? p9_fd_poll+0x19b/0x2a0 [ 103.760858][ T7817] ? p9_conn_create+0x399/0x4e0 [ 103.765680][ T7817] ? p9_conn_create+0x4e0/0x4e0 [ 103.770513][ T7817] p9_client_create+0x7ec/0x10e0 [ 103.776032][ T7817] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 103.782080][ T7817] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.787704][ T7817] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.793744][ T7817] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.800311][ T7817] ? __kmalloc_track_caller+0x60e/0x780 [ 103.805833][ T7817] ? __x64_sys_mount+0xb9/0x150 [ 103.810656][ T7817] ? do_syscall_64+0xd0/0x5e0 [ 103.815301][ T7817] ? lockdep_init_map+0x1b6/0x6c0 [ 103.820304][ T7817] v9fs_session_init+0x1ed/0x14c0 [ 103.825316][ T7817] ? v9fs_session_init+0x1ed/0x14c0 [ 103.830503][ T7817] ? find_held_lock+0x36/0x1d0 [ 103.835251][ T7817] ? v9fs_show_options+0x6c0/0x6c0 [ 103.840346][ T7817] ? v9fs_mount+0x55/0x7f0 [ 103.844740][ T7817] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.850255][ T7817] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 103.856291][ T7817] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 103.862068][ T7817] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.867587][ T7817] v9fs_mount+0x72/0x7f0 [ 103.871803][ T7817] ? v9fs_write_inode+0x50/0x50 [ 103.876626][ T7817] legacy_get_tree+0x103/0x1f0 [ 103.881379][ T7817] vfs_get_tree+0x8b/0x2d0 [ 103.885773][ T7817] ? capable+0x14/0x20 [ 103.889814][ T7817] do_mount+0x1281/0x1b60 [ 103.894117][ T7817] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 103.899636][ T7817] ? copy_mount_string+0x20/0x20 [ 103.904547][ T7817] ? kmem_cache_alloc_trace+0x39e/0x780 [ 103.910085][ T7817] ? __kasan_check_write+0x14/0x20 [ 103.915187][ T7817] ? _copy_from_user+0xd6/0x110 [ 103.920012][ T7817] ? __kasan_check_read+0x11/0x20 [ 103.925011][ T7817] ? copy_mount_options+0x77/0x2c0 [ 103.930099][ T7817] ksys_mount+0xba/0xe0 [ 103.934235][ T7817] __x64_sys_mount+0xb9/0x150 [ 103.938902][ T7817] do_syscall_64+0xd0/0x5e0 [ 103.943392][ T7817] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 103.949263][ T7817] RIP: 0033:0x458da9 [ 103.953142][ T7817] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 103.972720][ T7817] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 103.981099][ T7817] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 103.989056][ T7817] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 103.997000][ T7817] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 104.004952][ T7817] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 104.012897][ T7817] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 104.020857][ T7828] CPU: 1 PID: 7828 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 104.028675][ T7828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.039415][ T7828] Call Trace: [ 104.039429][ T7828] dump_stack+0x12d/0x187 [ 104.039440][ T7828] should_fail.cold.4+0x5/0x13 [ 104.039446][ T7828] ? do_mount+0x1281/0x1b60 [ 104.039455][ T7828] ? fault_create_debugfs_attr+0x150/0x150 [ 104.052168][ T7835] FAULT_INJECTION: forcing a failure. [ 104.052168][ T7835] name failslab, interval 1, probability 0, space 0, times 0 [ 104.056436][ T7828] ? find_held_lock+0x36/0x1d0 [ 104.056447][ T7828] should_fail_alloc_page+0x50/0x60 [ 104.056452][ T7828] __alloc_pages_nodemask+0x17f/0x880 [ 104.056457][ T7828] ? cache_grow_end+0xa8/0x190 [ 104.056463][ T7828] ? __alloc_pages_slowpath+0x2570/0x2570 [ 104.056468][ T7828] ? do_raw_spin_lock+0x123/0x2d0 [ 104.056480][ T7828] cache_grow_begin+0x92/0xd60 [ 104.056486][ T7828] ? __kmalloc+0xc5/0x790 [ 104.074835][ T7828] ? trace_hardirqs_off+0x41/0x1a0 [ 104.074842][ T7828] __kmalloc+0x6cd/0x790 [ 104.074852][ T7828] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 104.074860][ T7828] p9_fcall_init.isra.2+0x55/0x1c0 [ 104.074866][ T7828] p9_client_prepare_req.part.5+0x116/0x670 [ 104.074875][ T7828] p9_client_rpc+0x174/0xe50 [ 104.074879][ T7828] ? trace_hardirqs_on+0x28/0x1b0 [ 104.074884][ T7828] ? __kasan_check_read+0x11/0x20 [ 104.074892][ T7828] ? p9_client_prepare_req.part.5+0x670/0x670 [ 104.074897][ T7828] ? add_wait_queue+0x107/0x160 [ 104.074907][ T7828] ? p9_pollwait+0x182/0x210 [ 104.170410][ T7828] ? pipe_poll+0x7e/0x2a0 [ 104.174723][ T7828] ? p9_fd_poll+0x19b/0x2a0 [ 104.179206][ T7828] ? p9_conn_create+0x399/0x4e0 [ 104.184035][ T7828] ? p9_conn_create+0x4e0/0x4e0 [ 104.188863][ T7828] p9_client_create+0x7ec/0x10e0 [ 104.193783][ T7828] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 104.199829][ T7828] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.205432][ T7828] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.211471][ T7828] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.217261][ T7828] ? __kmalloc_track_caller+0x60e/0x780 [ 104.222792][ T7828] ? __x64_sys_mount+0xb9/0x150 [ 104.227616][ T7828] ? do_syscall_64+0xd0/0x5e0 [ 104.232266][ T7828] ? lockdep_init_map+0x1b6/0x6c0 [ 104.237274][ T7828] v9fs_session_init+0x1ed/0x14c0 [ 104.242279][ T7828] ? v9fs_session_init+0x1ed/0x14c0 [ 104.247450][ T7828] ? find_held_lock+0x36/0x1d0 [ 104.252189][ T7828] ? v9fs_show_options+0x6c0/0x6c0 [ 104.257274][ T7828] ? v9fs_mount+0x55/0x7f0 [ 104.261662][ T7828] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.267185][ T7828] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.273224][ T7828] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.279002][ T7828] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.284620][ T7828] v9fs_mount+0x72/0x7f0 [ 104.288853][ T7828] ? v9fs_write_inode+0x50/0x50 [ 104.293697][ T7828] legacy_get_tree+0x103/0x1f0 [ 104.298449][ T7828] vfs_get_tree+0x8b/0x2d0 [ 104.302843][ T7828] ? capable+0x14/0x20 [ 104.306897][ T7828] do_mount+0x1281/0x1b60 [ 104.311205][ T7828] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.316730][ T7828] ? copy_mount_string+0x20/0x20 [ 104.321650][ T7828] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.327174][ T7828] ? __kasan_check_write+0x14/0x20 [ 104.332258][ T7828] ? _copy_from_user+0xd6/0x110 [ 104.337082][ T7828] ? __kasan_check_read+0x11/0x20 [ 104.342424][ T7828] ? copy_mount_options+0x77/0x2c0 [ 104.347509][ T7828] ksys_mount+0xba/0xe0 [ 104.351642][ T7828] __x64_sys_mount+0xb9/0x150 [ 104.356295][ T7828] do_syscall_64+0xd0/0x5e0 [ 104.360801][ T7828] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.366666][ T7828] RIP: 0033:0x458da9 [ 104.370532][ T7828] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.390121][ T7828] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.398508][ T7828] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 104.406549][ T7828] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 104.414513][ T7828] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 104.422464][ T7828] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 104.430418][ T7828] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 104.438384][ T7821] CPU: 0 PID: 7821 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 104.446189][ T7821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.456242][ T7821] Call Trace: [ 104.459527][ T7821] dump_stack+0x12d/0x187 [ 104.464052][ T7821] should_fail.cold.4+0x5/0x13 [ 104.468984][ T7821] ? fault_create_debugfs_attr+0x150/0x150 [ 104.474782][ T7821] ? ___might_sleep+0x16b/0x2b0 [ 104.479613][ T7821] __should_failslab+0xba/0xf0 [ 104.479621][ T7821] should_failslab+0x9/0x14 [ 104.479625][ T7821] __kmalloc+0x2eb/0x790 [ 104.479635][ T7821] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 104.479642][ T7821] p9_fcall_init.isra.2+0x55/0x1c0 [ 104.479648][ T7821] p9_client_prepare_req.part.5+0x116/0x670 [ 104.479657][ T7821] p9_client_rpc+0x174/0xe50 [ 104.479662][ T7821] ? trace_hardirqs_on+0x28/0x1b0 [ 104.479666][ T7821] ? __kasan_check_read+0x11/0x20 [ 104.479673][ T7821] ? p9_client_prepare_req.part.5+0x670/0x670 [ 104.479678][ T7821] ? add_wait_queue+0x107/0x160 [ 104.479686][ T7821] ? p9_pollwait+0x182/0x210 [ 104.479695][ T7821] ? pipe_poll+0x7e/0x2a0 [ 104.479702][ T7821] ? p9_fd_poll+0x19b/0x2a0 [ 104.479709][ T7821] ? p9_conn_create+0x399/0x4e0 [ 104.479718][ T7821] ? p9_conn_create+0x4e0/0x4e0 [ 104.479728][ T7821] p9_client_create+0x7ec/0x10e0 [ 104.479739][ T7821] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 104.479746][ T7821] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.498467][ T7821] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.498474][ T7821] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.498484][ T7821] ? __kmalloc_track_caller+0x60e/0x780 [ 104.498491][ T7821] ? __x64_sys_mount+0xb9/0x150 [ 104.498498][ T7821] ? do_syscall_64+0xd0/0x5e0 [ 104.498503][ T7821] ? lockdep_init_map+0x1b6/0x6c0 [ 104.498516][ T7821] v9fs_session_init+0x1ed/0x14c0 [ 104.498521][ T7821] ? v9fs_session_init+0x1ed/0x14c0 [ 104.498526][ T7821] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 104.498531][ T7821] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 104.498537][ T7821] ? trace_hardirqs_on_caller+0x28/0x1a0 [ 104.498545][ T7821] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 104.498550][ T7821] ? v9fs_show_options+0x6c0/0x6c0 [ 104.498558][ T7821] ? v9fs_mount+0x55/0x7f0 [ 104.498564][ T7821] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.498569][ T7821] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.498573][ T7821] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.498581][ T7821] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.509563][ T7821] v9fs_mount+0x72/0x7f0 [ 104.509572][ T7821] ? v9fs_write_inode+0x50/0x50 [ 104.509580][ T7821] legacy_get_tree+0x103/0x1f0 [ 104.509590][ T7821] vfs_get_tree+0x8b/0x2d0 [ 104.509595][ T7821] ? capable+0x14/0x20 [ 104.509603][ T7821] do_mount+0x1281/0x1b60 [ 104.509609][ T7821] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.509616][ T7821] ? copy_mount_string+0x20/0x20 [ 104.509623][ T7821] ? kmem_cache_alloc_trace+0x39e/0x780 [ 104.509630][ T7821] ? __kasan_check_write+0x14/0x20 [ 104.509637][ T7821] ? _copy_from_user+0xd6/0x110 [ 104.509644][ T7821] ? __kasan_check_read+0x11/0x20 [ 104.509649][ T7821] ? copy_mount_options+0x77/0x2c0 [ 104.509657][ T7821] ksys_mount+0xba/0xe0 [ 104.509664][ T7821] __x64_sys_mount+0xb9/0x150 [ 104.509671][ T7821] do_syscall_64+0xd0/0x5e0 [ 104.509679][ T7821] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 104.509685][ T7821] RIP: 0033:0x458da9 [ 104.509691][ T7821] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 104.509694][ T7821] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 104.509699][ T7821] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 104.509702][ T7821] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 104.509706][ T7821] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 104.509709][ T7821] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 104.509711][ T7821] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 104.515181][ T7835] CPU: 0 PID: 7835 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 104.531456][ T7845] FAULT_INJECTION: forcing a failure. [ 104.531456][ T7845] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 104.535208][ T7835] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 104.857397][ T7835] Call Trace: [ 104.860669][ T7835] dump_stack+0x12d/0x187 [ 104.864972][ T7835] should_fail.cold.4+0x5/0x13 [ 104.869714][ T7835] ? fault_create_debugfs_attr+0x150/0x150 [ 104.875501][ T7835] ? ___might_sleep+0x16b/0x2b0 [ 104.880340][ T7835] __should_failslab+0xba/0xf0 [ 104.885078][ T7835] should_failslab+0x9/0x14 [ 104.889550][ T7835] __kmalloc+0x2eb/0x790 [ 104.893766][ T7835] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 104.899025][ T7835] p9_fcall_init.isra.2+0x55/0x1c0 [ 104.904109][ T7835] p9_client_prepare_req.part.5+0x116/0x670 [ 104.909974][ T7835] p9_client_rpc+0x174/0xe50 [ 104.914535][ T7835] ? trace_hardirqs_on+0x28/0x1b0 [ 104.919535][ T7835] ? __kasan_check_read+0x11/0x20 [ 104.924537][ T7835] ? p9_client_prepare_req.part.5+0x670/0x670 [ 104.930579][ T7835] ? add_wait_queue+0x107/0x160 [ 104.935407][ T7835] ? p9_pollwait+0x182/0x210 [ 104.939972][ T7835] ? pipe_poll+0x7e/0x2a0 [ 104.944285][ T7835] ? p9_fd_poll+0x19b/0x2a0 [ 104.948759][ T7835] ? p9_conn_create+0x399/0x4e0 [ 104.953583][ T7835] ? p9_conn_create+0x4e0/0x4e0 [ 104.958423][ T7835] p9_client_create+0x7ec/0x10e0 [ 104.963344][ T7835] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 104.969390][ T7835] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 104.974907][ T7835] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 104.980951][ T7835] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 104.986727][ T7835] ? __kmalloc_track_caller+0x60e/0x780 [ 104.992245][ T7835] ? __x64_sys_mount+0xb9/0x150 [ 104.997069][ T7835] ? do_syscall_64+0xd0/0x5e0 [ 105.001713][ T7835] ? lockdep_init_map+0x1b6/0x6c0 [ 105.006712][ T7835] v9fs_session_init+0x1ed/0x14c0 [ 105.011704][ T7835] ? v9fs_session_init+0x1ed/0x14c0 [ 105.016878][ T7835] ? lock_downgrade+0x900/0x900 [ 105.021696][ T7835] ? __kasan_check_write+0x14/0x20 [ 105.026775][ T7835] ? v9fs_show_options+0x6c0/0x6c0 [ 105.031875][ T7835] ? v9fs_mount+0x55/0x7f0 [ 105.036263][ T7835] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.041788][ T7835] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.047843][ T7835] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.053624][ T7835] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.059147][ T7835] v9fs_mount+0x72/0x7f0 [ 105.063367][ T7835] ? v9fs_write_inode+0x50/0x50 [ 105.068195][ T7835] legacy_get_tree+0x103/0x1f0 [ 105.072933][ T7835] vfs_get_tree+0x8b/0x2d0 [ 105.077331][ T7835] ? capable+0x14/0x20 [ 105.081389][ T7835] do_mount+0x1281/0x1b60 [ 105.085689][ T7835] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.091204][ T7835] ? copy_mount_string+0x20/0x20 [ 105.096113][ T7835] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.101631][ T7835] ? __kasan_check_write+0x14/0x20 [ 105.106712][ T7835] ? _copy_from_user+0xd6/0x110 [ 105.111562][ T7835] ? __kasan_check_read+0x11/0x20 [ 105.116578][ T7835] ? copy_mount_options+0x77/0x2c0 [ 105.121678][ T7835] ksys_mount+0xba/0xe0 [ 105.125830][ T7835] __x64_sys_mount+0xb9/0x150 [ 105.130506][ T7835] do_syscall_64+0xd0/0x5e0 [ 105.134990][ T7835] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.140864][ T7835] RIP: 0033:0x458da9 [ 105.145620][ T7835] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.165207][ T7835] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.173596][ T7835] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 105.181549][ T7835] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 105.189586][ T7835] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 105.197547][ T7835] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 105.205494][ T7835] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 105.213459][ T7845] CPU: 1 PID: 7845 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 105.221268][ T7845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.227954][ T7847] FAULT_INJECTION: forcing a failure. [ 105.227954][ T7847] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.231314][ T7845] Call Trace: [ 105.247761][ T7845] dump_stack+0x12d/0x187 [ 105.252068][ T7845] should_fail.cold.4+0x5/0x13 [ 105.256805][ T7845] ? do_mount+0x1281/0x1b60 [ 105.261280][ T7845] ? fault_create_debugfs_attr+0x150/0x150 [ 105.267069][ T7845] ? find_held_lock+0x36/0x1d0 [ 105.271806][ T7845] should_fail_alloc_page+0x50/0x60 [ 105.276977][ T7845] __alloc_pages_nodemask+0x17f/0x880 [ 105.282320][ T7845] ? cache_grow_end+0xa8/0x190 [ 105.287055][ T7845] ? __alloc_pages_slowpath+0x2570/0x2570 [ 105.292743][ T7845] ? do_raw_spin_lock+0x123/0x2d0 [ 105.297743][ T7845] cache_grow_begin+0x92/0xd60 [ 105.302477][ T7845] ? __kmalloc+0xc5/0x790 [ 105.306777][ T7845] ? trace_hardirqs_off+0x41/0x1a0 [ 105.311860][ T7845] __kmalloc+0x6cd/0x790 [ 105.316075][ T7845] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 105.321629][ T7845] p9_fcall_init.isra.2+0x55/0x1c0 [ 105.326724][ T7845] p9_client_prepare_req.part.5+0x116/0x670 [ 105.332597][ T7845] p9_client_rpc+0x174/0xe50 [ 105.337294][ T7845] ? trace_hardirqs_on+0x28/0x1b0 [ 105.342301][ T7845] ? __kasan_check_read+0x11/0x20 [ 105.347305][ T7845] ? p9_client_prepare_req.part.5+0x670/0x670 [ 105.353347][ T7845] ? add_wait_queue+0x107/0x160 [ 105.358197][ T7845] ? p9_pollwait+0x182/0x210 [ 105.362766][ T7845] ? pipe_poll+0x7e/0x2a0 [ 105.367067][ T7845] ? p9_fd_poll+0x19b/0x2a0 [ 105.371546][ T7845] ? p9_conn_create+0x399/0x4e0 [ 105.376373][ T7845] ? p9_conn_create+0x4e0/0x4e0 [ 105.381209][ T7845] p9_client_create+0x7ec/0x10e0 [ 105.386122][ T7845] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 105.392246][ T7845] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.397902][ T7845] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.403946][ T7845] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.409738][ T7845] ? __kmalloc_track_caller+0x60e/0x780 [ 105.415271][ T7845] ? __x64_sys_mount+0xb9/0x150 [ 105.420100][ T7845] ? do_syscall_64+0xd0/0x5e0 [ 105.424772][ T7845] ? lockdep_init_map+0x1b6/0x6c0 [ 105.429776][ T7845] v9fs_session_init+0x1ed/0x14c0 [ 105.434773][ T7845] ? v9fs_session_init+0x1ed/0x14c0 [ 105.439943][ T7845] ? find_held_lock+0x36/0x1d0 [ 105.444686][ T7845] ? v9fs_show_options+0x6c0/0x6c0 [ 105.449778][ T7845] ? v9fs_mount+0x55/0x7f0 [ 105.454169][ T7845] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.459684][ T7845] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.465725][ T7845] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.471503][ T7845] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.477015][ T7845] ? trace_hardirqs_on_caller+0x28/0x1a0 [ 105.482622][ T7845] v9fs_mount+0x72/0x7f0 [ 105.486857][ T7845] ? retint_kernel+0x2b/0x2b [ 105.491420][ T7845] ? v9fs_write_inode+0x50/0x50 [ 105.496244][ T7845] legacy_get_tree+0x103/0x1f0 [ 105.500981][ T7845] vfs_get_tree+0x8b/0x2d0 [ 105.505369][ T7845] ? kill_block_super+0xe0/0xe0 [ 105.510190][ T7845] do_mount+0x1281/0x1b60 [ 105.514490][ T7845] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.520008][ T7845] ? copy_mount_string+0x20/0x20 [ 105.524917][ T7845] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.530443][ T7845] ? __kasan_check_write+0x14/0x20 [ 105.535537][ T7845] ? _copy_from_user+0xd6/0x110 [ 105.540359][ T7845] ? __kasan_check_read+0x11/0x20 [ 105.545352][ T7845] ? copy_mount_options+0x77/0x2c0 [ 105.550439][ T7845] ksys_mount+0xba/0xe0 [ 105.554569][ T7845] __x64_sys_mount+0xb9/0x150 [ 105.559225][ T7845] do_syscall_64+0xd0/0x5e0 [ 105.563704][ T7845] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 105.569567][ T7845] RIP: 0033:0x458da9 [ 105.573439][ T7845] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 105.593626][ T7845] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 105.602006][ T7845] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 105.609955][ T7845] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 105.617896][ T7845] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 105.626098][ T7845] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 105.634044][ T7845] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 105.642010][ T7847] CPU: 0 PID: 7847 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 105.649813][ T7847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.659873][ T7847] Call Trace: [ 105.663158][ T7847] dump_stack+0x12d/0x187 [ 105.663171][ T7847] should_fail.cold.4+0x5/0x13 [ 105.663177][ T7847] ? do_mount+0x1281/0x1b60 [ 105.663187][ T7847] ? fault_create_debugfs_attr+0x150/0x150 [ 105.677239][ T7847] ? find_held_lock+0x36/0x1d0 [ 105.677250][ T7847] should_fail_alloc_page+0x50/0x60 [ 105.677256][ T7847] __alloc_pages_nodemask+0x17f/0x880 [ 105.677261][ T7847] ? cache_grow_end+0xa8/0x190 [ 105.677266][ T7847] ? __alloc_pages_slowpath+0x2570/0x2570 [ 105.677270][ T7847] ? do_raw_spin_lock+0x123/0x2d0 [ 105.677282][ T7847] cache_grow_begin+0x92/0xd60 [ 105.677286][ T7847] ? __kmalloc+0xc5/0x790 [ 105.677292][ T7847] ? trace_hardirqs_off+0x41/0x1a0 [ 105.677300][ T7847] __kmalloc+0x6cd/0x790 [ 105.677310][ T7847] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 105.677318][ T7847] p9_fcall_init.isra.2+0x55/0x1c0 [ 105.677325][ T7847] p9_client_prepare_req.part.5+0x116/0x670 [ 105.700618][ T7852] FAULT_INJECTION: forcing a failure. [ 105.700618][ T7852] name failslab, interval 1, probability 0, space 0, times 0 [ 105.703132][ T7847] p9_client_rpc+0x174/0xe50 [ 105.703140][ T7847] ? trace_hardirqs_on+0x28/0x1b0 [ 105.703146][ T7847] ? __kasan_check_read+0x11/0x20 [ 105.703155][ T7847] ? p9_client_prepare_req.part.5+0x670/0x670 [ 105.709842][ T7843] FAULT_INJECTION: forcing a failure. [ 105.709842][ T7843] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 105.714045][ T7847] ? add_wait_queue+0x107/0x160 [ 105.799767][ T7847] ? p9_pollwait+0x182/0x210 [ 105.804339][ T7847] ? pipe_poll+0x7e/0x2a0 [ 105.808647][ T7847] ? p9_fd_poll+0x19b/0x2a0 [ 105.813128][ T7847] ? p9_conn_create+0x399/0x4e0 [ 105.817950][ T7847] ? p9_conn_create+0x4e0/0x4e0 [ 105.822779][ T7847] p9_client_create+0x7ec/0x10e0 [ 105.827689][ T7847] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 105.833725][ T7847] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.839251][ T7847] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.845285][ T7847] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.851064][ T7847] ? __kmalloc_track_caller+0x60e/0x780 [ 105.856589][ T7847] ? __x64_sys_mount+0xb9/0x150 [ 105.861409][ T7847] ? do_syscall_64+0xd0/0x5e0 [ 105.866065][ T7847] ? lockdep_init_map+0x1b6/0x6c0 [ 105.871073][ T7847] v9fs_session_init+0x1ed/0x14c0 [ 105.876067][ T7847] ? v9fs_session_init+0x1ed/0x14c0 [ 105.881240][ T7847] ? find_held_lock+0x36/0x1d0 [ 105.885979][ T7847] ? v9fs_show_options+0x6c0/0x6c0 [ 105.891073][ T7847] ? v9fs_mount+0x55/0x7f0 [ 105.895463][ T7847] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.900989][ T7847] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 105.907022][ T7847] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 105.912808][ T7847] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.918330][ T7847] v9fs_mount+0x72/0x7f0 [ 105.922553][ T7847] ? v9fs_write_inode+0x50/0x50 [ 105.927382][ T7847] legacy_get_tree+0x103/0x1f0 [ 105.932116][ T7847] vfs_get_tree+0x8b/0x2d0 [ 105.936503][ T7847] ? capable+0x14/0x20 [ 105.940544][ T7847] do_mount+0x1281/0x1b60 [ 105.944865][ T7847] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 105.950417][ T7847] ? copy_mount_string+0x20/0x20 [ 105.955340][ T7847] ? kmem_cache_alloc_trace+0x39e/0x780 [ 105.960869][ T7847] ? __kasan_check_write+0x14/0x20 [ 105.965957][ T7847] ? _copy_from_user+0xd6/0x110 [ 105.970790][ T7847] ? __kasan_check_read+0x11/0x20 [ 105.975792][ T7847] ? copy_mount_options+0x77/0x2c0 [ 105.980877][ T7847] ksys_mount+0xba/0xe0 [ 105.985009][ T7847] __x64_sys_mount+0xb9/0x150 [ 105.989669][ T7847] do_syscall_64+0xd0/0x5e0 [ 105.994149][ T7847] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.000013][ T7847] RIP: 0033:0x458da9 [ 106.003880][ T7847] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.023472][ T7847] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.031856][ T7847] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 106.039812][ T7847] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 106.047765][ T7847] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 106.055717][ T7847] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 106.063665][ T7847] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 106.071628][ T7843] CPU: 1 PID: 7843 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 106.079446][ T7843] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.085542][ T7854] FAULT_INJECTION: forcing a failure. [ 106.085542][ T7854] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.089539][ T7843] Call Trace: [ 106.105972][ T7843] dump_stack+0x12d/0x187 [ 106.110279][ T7843] should_fail.cold.4+0x5/0x13 [ 106.115016][ T7843] ? do_mount+0x1281/0x1b60 [ 106.119492][ T7843] ? fault_create_debugfs_attr+0x150/0x150 [ 106.125286][ T7843] ? find_held_lock+0x36/0x1d0 [ 106.130033][ T7843] should_fail_alloc_page+0x50/0x60 [ 106.135203][ T7843] __alloc_pages_nodemask+0x17f/0x880 [ 106.140545][ T7843] ? cache_grow_end+0xa8/0x190 [ 106.145283][ T7843] ? __alloc_pages_slowpath+0x2570/0x2570 [ 106.150977][ T7843] ? do_raw_spin_lock+0x123/0x2d0 [ 106.155980][ T7843] cache_grow_begin+0x92/0xd60 [ 106.160713][ T7843] ? __kmalloc+0xc5/0x790 [ 106.165018][ T7843] ? trace_hardirqs_off+0x41/0x1a0 [ 106.170109][ T7843] __kmalloc+0x6cd/0x790 [ 106.174693][ T7843] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 106.179963][ T7843] p9_fcall_init.isra.2+0x55/0x1c0 [ 106.185067][ T7843] p9_client_prepare_req.part.5+0x116/0x670 [ 106.190944][ T7843] p9_client_rpc+0x174/0xe50 [ 106.195651][ T7843] ? trace_hardirqs_on+0x28/0x1b0 [ 106.200675][ T7843] ? __kasan_check_read+0x11/0x20 [ 106.205712][ T7843] ? p9_client_prepare_req.part.5+0x670/0x670 [ 106.211760][ T7843] ? add_wait_queue+0x107/0x160 [ 106.216606][ T7843] ? p9_pollwait+0x182/0x210 [ 106.221177][ T7843] ? pipe_poll+0x7e/0x2a0 [ 106.225495][ T7843] ? p9_fd_poll+0x19b/0x2a0 [ 106.229987][ T7843] ? p9_conn_create+0x399/0x4e0 [ 106.234822][ T7843] ? p9_conn_create+0x4e0/0x4e0 [ 106.239660][ T7843] p9_client_create+0x7ec/0x10e0 [ 106.244575][ T7843] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 106.250786][ T7843] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.256304][ T7843] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.262352][ T7843] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.268144][ T7843] ? __kmalloc_track_caller+0x60e/0x780 [ 106.273671][ T7843] ? __x64_sys_mount+0xb9/0x150 [ 106.278490][ T7843] ? do_syscall_64+0xd0/0x5e0 [ 106.283138][ T7843] ? lockdep_init_map+0x1b6/0x6c0 [ 106.288140][ T7843] v9fs_session_init+0x1ed/0x14c0 [ 106.293143][ T7843] ? v9fs_session_init+0x1ed/0x14c0 [ 106.298322][ T7843] ? find_held_lock+0x36/0x1d0 [ 106.304189][ T7843] ? v9fs_show_options+0x6c0/0x6c0 [ 106.309295][ T7843] ? v9fs_mount+0x55/0x7f0 [ 106.313699][ T7843] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.319215][ T7843] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.325373][ T7843] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.331179][ T7843] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.336710][ T7843] v9fs_mount+0x72/0x7f0 [ 106.340939][ T7843] ? v9fs_write_inode+0x50/0x50 [ 106.345781][ T7843] legacy_get_tree+0x103/0x1f0 [ 106.350529][ T7843] vfs_get_tree+0x8b/0x2d0 [ 106.354916][ T7843] ? capable+0x14/0x20 [ 106.358958][ T7843] do_mount+0x1281/0x1b60 [ 106.363257][ T7843] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.368783][ T7843] ? copy_mount_string+0x20/0x20 [ 106.373701][ T7843] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.379216][ T7843] ? __kasan_check_write+0x14/0x20 [ 106.384297][ T7843] ? _copy_from_user+0xd6/0x110 [ 106.389117][ T7843] ? __kasan_check_read+0x11/0x20 [ 106.394112][ T7843] ? copy_mount_options+0x77/0x2c0 [ 106.399195][ T7843] ksys_mount+0xba/0xe0 [ 106.403323][ T7843] __x64_sys_mount+0xb9/0x150 [ 106.407983][ T7843] do_syscall_64+0xd0/0x5e0 [ 106.412461][ T7843] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.418325][ T7843] RIP: 0033:0x458da9 [ 106.422199][ T7843] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.441793][ T7843] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.450177][ T7843] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 106.458123][ T7843] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 106.466080][ T7843] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 106.474027][ T7843] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 106.481977][ T7843] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 106.489951][ T7854] CPU: 0 PID: 7854 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 106.497759][ T7854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.507811][ T7854] Call Trace: [ 106.511101][ T7854] dump_stack+0x12d/0x187 [ 106.515420][ T7854] should_fail.cold.4+0x5/0x13 [ 106.520170][ T7854] ? do_mount+0x1281/0x1b60 [ 106.520176][ T7854] ? fault_create_debugfs_attr+0x150/0x150 [ 106.520185][ T7854] ? find_held_lock+0x36/0x1d0 [ 106.520195][ T7854] should_fail_alloc_page+0x50/0x60 [ 106.520199][ T7854] __alloc_pages_nodemask+0x17f/0x880 [ 106.520204][ T7854] ? cache_grow_end+0xa8/0x190 [ 106.520210][ T7854] ? __alloc_pages_slowpath+0x2570/0x2570 [ 106.520214][ T7854] ? do_raw_spin_lock+0x123/0x2d0 [ 106.520226][ T7854] cache_grow_begin+0x92/0xd60 [ 106.520230][ T7854] ? __kmalloc+0xc5/0x790 [ 106.520237][ T7854] ? trace_hardirqs_off+0x41/0x1a0 [ 106.520244][ T7854] __kmalloc+0x6cd/0x790 [ 106.520254][ T7854] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 106.520262][ T7854] p9_fcall_init.isra.2+0x55/0x1c0 [ 106.520269][ T7854] p9_client_prepare_req.part.5+0x116/0x670 [ 106.520279][ T7854] p9_client_rpc+0x174/0xe50 [ 106.520283][ T7854] ? trace_hardirqs_on+0x28/0x1b0 [ 106.520289][ T7854] ? __kasan_check_read+0x11/0x20 [ 106.561342][ T7854] ? p9_client_prepare_req.part.5+0x670/0x670 [ 106.579721][ T7854] ? add_wait_queue+0x107/0x160 [ 106.579733][ T7854] ? p9_pollwait+0x182/0x210 [ 106.579743][ T7854] ? pipe_poll+0x7e/0x2a0 [ 106.579751][ T7854] ? p9_fd_poll+0x19b/0x2a0 [ 106.579759][ T7854] ? p9_conn_create+0x399/0x4e0 [ 106.579768][ T7854] ? p9_conn_create+0x4e0/0x4e0 [ 106.579779][ T7854] p9_client_create+0x7ec/0x10e0 [ 106.585233][ T7862] FAULT_INJECTION: forcing a failure. [ 106.585233][ T7862] name failslab, interval 1, probability 0, space 0, times 0 [ 106.590134][ T7854] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 106.590142][ T7854] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.590149][ T7854] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.590155][ T7854] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.590165][ T7854] ? __kmalloc_track_caller+0x60e/0x780 [ 106.590172][ T7854] ? __x64_sys_mount+0xb9/0x150 [ 106.590179][ T7854] ? do_syscall_64+0xd0/0x5e0 [ 106.590185][ T7854] ? lockdep_init_map+0x1b6/0x6c0 [ 106.590197][ T7854] v9fs_session_init+0x1ed/0x14c0 [ 106.590201][ T7854] ? v9fs_session_init+0x1ed/0x14c0 [ 106.590206][ T7854] ? find_held_lock+0x36/0x1d0 [ 106.590218][ T7854] ? v9fs_show_options+0x6c0/0x6c0 [ 106.590226][ T7854] ? v9fs_mount+0x55/0x7f0 [ 106.590231][ T7854] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.590236][ T7854] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 106.590240][ T7854] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 106.590248][ T7854] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.590259][ T7854] v9fs_mount+0x72/0x7f0 [ 106.590266][ T7854] ? v9fs_write_inode+0x50/0x50 [ 106.590274][ T7854] legacy_get_tree+0x103/0x1f0 [ 106.590284][ T7854] vfs_get_tree+0x8b/0x2d0 [ 106.590289][ T7854] ? capable+0x14/0x20 [ 106.590298][ T7854] do_mount+0x1281/0x1b60 [ 106.779415][ T7854] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 106.785205][ T7854] ? copy_mount_string+0x20/0x20 [ 106.790218][ T7854] ? kmem_cache_alloc_trace+0x39e/0x780 [ 106.795741][ T7854] ? __kasan_check_write+0x14/0x20 [ 106.800837][ T7854] ? _copy_from_user+0xd6/0x110 [ 106.805660][ T7854] ? __kasan_check_read+0x11/0x20 [ 106.810659][ T7854] ? copy_mount_options+0x77/0x2c0 [ 106.815750][ T7854] ksys_mount+0xba/0xe0 [ 106.819877][ T7854] __x64_sys_mount+0xb9/0x150 [ 106.824544][ T7854] do_syscall_64+0xd0/0x5e0 [ 106.829023][ T7854] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.834908][ T7854] RIP: 0033:0x458da9 [ 106.838778][ T7854] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 106.858359][ T7854] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 106.866755][ T7854] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 106.874805][ T7854] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 106.882757][ T7854] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 106.890719][ T7854] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 106.898672][ T7854] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 106.908623][ T7862] CPU: 1 PID: 7862 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 106.916438][ T7862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 106.918000][ T7867] FAULT_INJECTION: forcing a failure. [ 106.918000][ T7867] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 106.926483][ T7862] Call Trace: [ 106.926497][ T7862] dump_stack+0x12d/0x187 [ 106.947650][ T7862] should_fail.cold.4+0x5/0x13 [ 106.952384][ T7862] ? fault_create_debugfs_attr+0x150/0x150 [ 106.958173][ T7862] ? ___might_sleep+0x16b/0x2b0 [ 106.962998][ T7862] __should_failslab+0xba/0xf0 [ 106.967819][ T7862] should_failslab+0x9/0x14 [ 106.972290][ T7862] __kmalloc+0x2eb/0x790 [ 106.976506][ T7862] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 106.981764][ T7862] p9_fcall_init.isra.2+0x55/0x1c0 [ 106.986845][ T7862] p9_client_prepare_req.part.5+0x116/0x670 [ 106.992709][ T7862] p9_client_rpc+0x174/0xe50 [ 106.997275][ T7862] ? trace_hardirqs_on+0x28/0x1b0 [ 107.002270][ T7862] ? __kasan_check_read+0x11/0x20 [ 107.007265][ T7862] ? p9_client_prepare_req.part.5+0x670/0x670 [ 107.013317][ T7862] ? add_wait_queue+0x107/0x160 [ 107.018140][ T7862] ? p9_pollwait+0x182/0x210 [ 107.022712][ T7862] ? pipe_poll+0x7e/0x2a0 [ 107.027367][ T7862] ? p9_fd_poll+0x19b/0x2a0 [ 107.031850][ T7862] ? p9_conn_create+0x399/0x4e0 [ 107.036680][ T7862] ? p9_conn_create+0x4e0/0x4e0 [ 107.041507][ T7862] p9_client_create+0x7ec/0x10e0 [ 107.046420][ T7862] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 107.052458][ T7862] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.057978][ T7862] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.064030][ T7862] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.069811][ T7862] ? __kmalloc_track_caller+0x60e/0x780 [ 107.075349][ T7862] ? __x64_sys_mount+0xb9/0x150 [ 107.080180][ T7862] ? do_syscall_64+0xd0/0x5e0 [ 107.084827][ T7862] ? lockdep_init_map+0x1b6/0x6c0 [ 107.089829][ T7862] v9fs_session_init+0x1ed/0x14c0 [ 107.095866][ T7862] ? v9fs_session_init+0x1ed/0x14c0 [ 107.101039][ T7862] ? find_held_lock+0x36/0x1d0 [ 107.105786][ T7862] ? v9fs_show_options+0x6c0/0x6c0 [ 107.110868][ T7862] ? v9fs_mount+0x55/0x7f0 [ 107.115264][ T7862] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.120779][ T7862] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.126829][ T7862] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.132616][ T7862] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.138166][ T7862] v9fs_mount+0x72/0x7f0 [ 107.142389][ T7862] ? v9fs_write_inode+0x50/0x50 [ 107.147221][ T7862] legacy_get_tree+0x103/0x1f0 [ 107.151968][ T7862] vfs_get_tree+0x8b/0x2d0 [ 107.156357][ T7862] ? capable+0x14/0x20 [ 107.160402][ T7862] do_mount+0x1281/0x1b60 [ 107.164703][ T7862] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.170221][ T7862] ? copy_mount_string+0x20/0x20 [ 107.175131][ T7862] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.180668][ T7862] ? __kasan_check_write+0x14/0x20 [ 107.185772][ T7862] ? __kasan_check_read+0x11/0x20 [ 107.190769][ T7862] ? copy_mount_options+0x77/0x2c0 [ 107.195852][ T7862] ksys_mount+0xba/0xe0 [ 107.199983][ T7862] __x64_sys_mount+0xb9/0x150 [ 107.204632][ T7862] do_syscall_64+0xd0/0x5e0 [ 107.209107][ T7862] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.214977][ T7862] RIP: 0033:0x458da9 [ 107.218846][ T7862] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.238424][ T7862] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.246896][ T7862] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 107.254947][ T7862] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 107.263051][ T7862] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 107.271026][ T7862] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 107.278978][ T7862] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 107.286956][ T7867] CPU: 0 PID: 7867 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 107.294842][ T7867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.294847][ T7867] Call Trace: [ 107.308168][ T7867] dump_stack+0x12d/0x187 [ 107.312495][ T7867] should_fail.cold.4+0x5/0x13 [ 107.317243][ T7867] ? do_mount+0x1281/0x1b60 [ 107.321742][ T7867] ? fault_create_debugfs_attr+0x150/0x150 [ 107.327528][ T7867] ? find_held_lock+0x36/0x1d0 [ 107.332428][ T7867] should_fail_alloc_page+0x50/0x60 [ 107.332434][ T7867] __alloc_pages_nodemask+0x17f/0x880 [ 107.332440][ T7867] ? cache_grow_end+0xa8/0x190 [ 107.332445][ T7867] ? __alloc_pages_slowpath+0x2570/0x2570 [ 107.332451][ T7867] ? do_raw_spin_lock+0x123/0x2d0 [ 107.332464][ T7867] cache_grow_begin+0x92/0xd60 [ 107.332468][ T7867] ? __kmalloc+0xc5/0x790 [ 107.332476][ T7867] ? trace_hardirqs_off+0x41/0x1a0 [ 107.332484][ T7867] __kmalloc+0x6cd/0x790 [ 107.354858][ T26] audit: type=1804 audit(1573329383.352:59): pid=7870 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/27/file0" dev="sda1" ino=16696 res=1 [ 107.358463][ T7867] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 107.358472][ T7867] p9_fcall_init.isra.2+0x55/0x1c0 [ 107.358479][ T7867] p9_client_prepare_req.part.5+0x116/0x670 [ 107.358488][ T7867] p9_client_rpc+0x174/0xe50 [ 107.358495][ T7867] ? trace_hardirqs_on+0x28/0x1b0 [ 107.363707][ T7870] FAULT_INJECTION: forcing a failure. [ 107.363707][ T7870] name failslab, interval 1, probability 0, space 0, times 0 [ 107.367553][ T7867] ? __kasan_check_read+0x11/0x20 [ 107.367563][ T7867] ? p9_client_prepare_req.part.5+0x670/0x670 [ 107.367569][ T7867] ? add_wait_queue+0x107/0x160 [ 107.367577][ T7867] ? p9_pollwait+0x182/0x210 [ 107.367585][ T7867] ? pipe_poll+0x7e/0x2a0 [ 107.367592][ T7867] ? p9_fd_poll+0x19b/0x2a0 [ 107.367599][ T7867] ? p9_conn_create+0x399/0x4e0 [ 107.367608][ T7867] ? p9_conn_create+0x4e0/0x4e0 [ 107.367620][ T7867] p9_client_create+0x7ec/0x10e0 [ 107.367633][ T7867] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 107.367640][ T7867] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.367646][ T7867] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.367650][ T7867] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.367658][ T7867] ? __kmalloc_track_caller+0x60e/0x780 [ 107.367665][ T7867] ? __x64_sys_mount+0xb9/0x150 [ 107.367674][ T7867] ? do_syscall_64+0xd0/0x5e0 [ 107.401351][ T7867] ? lockdep_init_map+0x1b6/0x6c0 [ 107.401366][ T7867] v9fs_session_init+0x1ed/0x14c0 [ 107.401370][ T7867] ? v9fs_session_init+0x1ed/0x14c0 [ 107.401377][ T7867] ? find_held_lock+0x36/0x1d0 [ 107.401388][ T7867] ? v9fs_show_options+0x6c0/0x6c0 [ 107.401395][ T7867] ? v9fs_mount+0x55/0x7f0 [ 107.401404][ T7867] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.401409][ T7867] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.401415][ T7867] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.401424][ T7867] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.401436][ T7867] v9fs_mount+0x72/0x7f0 [ 107.401443][ T7867] ? v9fs_write_inode+0x50/0x50 [ 107.401453][ T7867] legacy_get_tree+0x103/0x1f0 [ 107.427251][ T7867] vfs_get_tree+0x8b/0x2d0 [ 107.427258][ T7867] ? capable+0x14/0x20 [ 107.427267][ T7867] do_mount+0x1281/0x1b60 [ 107.427275][ T7867] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.427282][ T7867] ? copy_mount_string+0x20/0x20 [ 107.427290][ T7867] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.427297][ T7867] ? __kasan_check_write+0x14/0x20 [ 107.427303][ T7867] ? _copy_from_user+0xd6/0x110 [ 107.427311][ T7867] ? __kasan_check_read+0x11/0x20 [ 107.427316][ T7867] ? copy_mount_options+0x77/0x2c0 [ 107.427323][ T7867] ksys_mount+0xba/0xe0 [ 107.427332][ T7867] __x64_sys_mount+0xb9/0x150 [ 107.427340][ T7867] do_syscall_64+0xd0/0x5e0 [ 107.427350][ T7867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 107.427355][ T7867] RIP: 0033:0x458da9 [ 107.427361][ T7867] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 107.427364][ T7867] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 107.427370][ T7867] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 107.427373][ T7867] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 107.427376][ T7867] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 107.427379][ T7867] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 107.427382][ T7867] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 107.443748][ T7870] CPU: 0 PID: 7870 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 107.495443][ T7870] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 107.495446][ T7870] Call Trace: [ 107.495461][ T7870] dump_stack+0x12d/0x187 [ 107.495471][ T7870] should_fail.cold.4+0x5/0x13 [ 107.532306][ T7870] ? fault_create_debugfs_attr+0x150/0x150 [ 107.532317][ T7870] ? ___might_sleep+0x16b/0x2b0 [ 107.532328][ T7870] __should_failslab+0xba/0xf0 [ 107.532335][ T7870] should_failslab+0x9/0x14 [ 107.557263][ T7870] __kmalloc+0x2eb/0x790 [ 107.557275][ T7870] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 107.557283][ T7870] p9_fcall_init.isra.2+0x55/0x1c0 [ 107.557290][ T7870] p9_client_prepare_req.part.5+0x116/0x670 [ 107.557299][ T7870] p9_client_rpc+0x174/0xe50 [ 107.557306][ T7870] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 107.557314][ T7870] ? p9_client_prepare_req.part.5+0x670/0x670 [ 107.557324][ T7870] ? free_object+0x70/0x70 [ 107.557333][ T7870] ? ksys_dup3+0x2e0/0x2e0 [ 107.557341][ T7870] ? lockdep_init_map+0x1b6/0x6c0 [ 107.557347][ T7870] ? __kasan_check_write+0x14/0x20 [ 107.557352][ T7870] ? p9_conn_create+0x3c2/0x4e0 [ 107.557361][ T7870] ? p9_conn_create+0x4e0/0x4e0 [ 107.557373][ T7870] p9_client_create+0x7ec/0x10e0 [ 107.557383][ T7870] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 107.557390][ T7870] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.557395][ T7870] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.557398][ T7870] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.557406][ T7870] ? __kmalloc_track_caller+0x60e/0x780 [ 107.557413][ T7870] ? __x64_sys_mount+0xb9/0x150 [ 107.557419][ T7870] ? do_syscall_64+0xd0/0x5e0 [ 107.557424][ T7870] ? lockdep_init_map+0x1b6/0x6c0 [ 107.557436][ T7870] v9fs_session_init+0x1ed/0x14c0 [ 107.579077][ T7870] ? v9fs_session_init+0x1ed/0x14c0 [ 107.579085][ T7870] ? find_held_lock+0x36/0x1d0 [ 107.579097][ T7870] ? v9fs_show_options+0x6c0/0x6c0 [ 107.579105][ T7870] ? v9fs_mount+0x55/0x7f0 [ 107.579114][ T7870] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.579121][ T7870] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 107.579127][ T7870] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 107.579138][ T7870] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.579148][ T7870] v9fs_mount+0x72/0x7f0 [ 107.579154][ T7870] ? v9fs_write_inode+0x50/0x50 [ 107.579162][ T7870] legacy_get_tree+0x103/0x1f0 [ 107.579171][ T7870] vfs_get_tree+0x8b/0x2d0 [ 107.579176][ T7870] ? capable+0x14/0x20 [ 107.579184][ T7870] do_mount+0x1281/0x1b60 [ 107.579190][ T7870] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 107.579197][ T7870] ? copy_mount_string+0x20/0x20 [ 107.579204][ T7870] ? kmem_cache_alloc_trace+0x39e/0x780 [ 107.747925][ T7882] FAULT_INJECTION: forcing a failure. [ 107.747925][ T7882] name failslab, interval 1, probability 0, space 0, times 0 [ 107.749837][ T7870] ? __kasan_check_write+0x14/0x20 [ 107.749845][ T7870] ? __kasan_check_read+0x11/0x20 [ 107.755771][ T7883] FAULT_INJECTION: forcing a failure. [ 107.755771][ T7883] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 107.758899][ T7870] ? copy_mount_options+0x77/0x2c0 [ 108.022885][ T7870] ksys_mount+0xba/0xe0 [ 108.027018][ T7870] __x64_sys_mount+0xb9/0x150 [ 108.031672][ T7870] do_syscall_64+0xd0/0x5e0 [ 108.036149][ T7870] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.042014][ T7870] RIP: 0033:0x458da9 [ 108.045890][ T7870] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.065467][ T7870] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.073857][ T7870] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 108.081815][ T7870] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 108.089760][ T7870] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 108.097704][ T7870] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 108.105650][ T7870] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 108.113615][ T7883] CPU: 1 PID: 7883 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 108.121417][ T7883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.131459][ T7883] Call Trace: [ 108.134743][ T7883] dump_stack+0x12d/0x187 [ 108.142022][ T7883] should_fail.cold.4+0x5/0x13 [ 108.146784][ T7883] ? do_mount+0x1281/0x1b60 [ 108.151269][ T7883] ? fault_create_debugfs_attr+0x150/0x150 [ 108.157232][ T7883] ? find_held_lock+0x36/0x1d0 [ 108.161976][ T7883] should_fail_alloc_page+0x50/0x60 [ 108.167158][ T7883] __alloc_pages_nodemask+0x17f/0x880 [ 108.167990][ T7885] FAULT_INJECTION: forcing a failure. [ 108.167990][ T7885] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 108.172534][ T7883] ? cache_grow_end+0xa8/0x190 [ 108.190451][ T7883] ? __alloc_pages_slowpath+0x2570/0x2570 [ 108.196141][ T7883] ? do_raw_spin_lock+0x123/0x2d0 [ 108.201144][ T7883] cache_grow_begin+0x92/0xd60 [ 108.205888][ T7883] ? __kmalloc+0xc5/0x790 [ 108.210188][ T7883] ? trace_hardirqs_off+0x41/0x1a0 [ 108.215270][ T7883] __kmalloc+0x6cd/0x790 [ 108.219488][ T7883] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 108.224743][ T7883] p9_fcall_init.isra.2+0x55/0x1c0 [ 108.229840][ T7883] p9_client_prepare_req.part.5+0x116/0x670 [ 108.235705][ T7883] p9_client_rpc+0x174/0xe50 [ 108.240265][ T7883] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 108.247000][ T7883] ? p9_client_prepare_req.part.5+0x670/0x670 [ 108.253040][ T7883] ? free_object+0x70/0x70 [ 108.257434][ T7883] ? ksys_dup3+0x2e0/0x2e0 [ 108.261829][ T7883] ? lockdep_init_map+0x1b6/0x6c0 [ 108.266827][ T7883] ? __kasan_check_write+0x14/0x20 [ 108.271909][ T7883] ? p9_conn_create+0x3c2/0x4e0 [ 108.276753][ T7883] ? p9_conn_create+0x4e0/0x4e0 [ 108.281591][ T7883] p9_client_create+0x7ec/0x10e0 [ 108.286527][ T7883] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 108.292574][ T7883] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.298091][ T7883] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.304132][ T7883] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.309912][ T7883] ? __kmalloc_track_caller+0x60e/0x780 [ 108.315440][ T7883] ? __x64_sys_mount+0xb9/0x150 [ 108.320284][ T7883] ? do_syscall_64+0xd0/0x5e0 [ 108.324954][ T7883] ? lockdep_init_map+0x1b6/0x6c0 [ 108.329981][ T7883] v9fs_session_init+0x1ed/0x14c0 [ 108.334997][ T7883] ? v9fs_session_init+0x1ed/0x14c0 [ 108.340180][ T7883] ? find_held_lock+0x36/0x1d0 [ 108.344948][ T7883] ? v9fs_show_options+0x6c0/0x6c0 [ 108.350059][ T7883] ? v9fs_mount+0x55/0x7f0 [ 108.354461][ T7883] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.359992][ T7883] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.366126][ T7883] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.371915][ T7883] ? kmem_cache_alloc_trace+0x39e/0x780 [ 108.377440][ T7883] v9fs_mount+0x72/0x7f0 [ 108.381661][ T7883] ? v9fs_write_inode+0x50/0x50 [ 108.386515][ T7883] legacy_get_tree+0x103/0x1f0 [ 108.391269][ T7883] vfs_get_tree+0x8b/0x2d0 [ 108.395662][ T7883] ? capable+0x14/0x20 [ 108.399705][ T7883] do_mount+0x1281/0x1b60 [ 108.404006][ T7883] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.409531][ T7883] ? copy_mount_string+0x20/0x20 [ 108.414443][ T7883] ? kmem_cache_alloc_trace+0x39e/0x780 [ 108.419960][ T7883] ? __kasan_check_write+0x14/0x20 [ 108.425044][ T7883] ? _copy_from_user+0xd6/0x110 [ 108.429865][ T7883] ? __kasan_check_read+0x11/0x20 [ 108.435211][ T7883] ? copy_mount_options+0x77/0x2c0 [ 108.440302][ T7883] ksys_mount+0xba/0xe0 [ 108.444457][ T7883] __x64_sys_mount+0xb9/0x150 [ 108.449117][ T7883] do_syscall_64+0xd0/0x5e0 [ 108.453600][ T7883] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.459465][ T7883] RIP: 0033:0x458da9 [ 108.463332][ T7883] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.482925][ T7883] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.491307][ T7883] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 108.499257][ T7883] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 108.507201][ T7883] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 108.515151][ T7883] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 108.523103][ T7883] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 108.531065][ T7885] CPU: 0 PID: 7885 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 108.531908][ T26] audit: type=1804 audit(1573329383.752:60): pid=7882 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/21/file0" dev="sda1" ino=16667 res=1 [ 108.538871][ T7885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 108.538874][ T7885] Call Trace: [ 108.538888][ T7885] dump_stack+0x12d/0x187 [ 108.538898][ T7885] should_fail.cold.4+0x5/0x13 [ 108.538903][ T7885] ? kmem_cache_alloc+0x121/0x750 [ 108.538909][ T7885] ? fault_create_debugfs_attr+0x150/0x150 [ 108.538915][ T7885] ? vfs_get_tree+0x8b/0x2d0 [ 108.538919][ T7885] ? do_mount+0x1281/0x1b60 [ 108.538925][ T7885] ? ksys_mount+0xba/0xe0 [ 108.573359][ T7885] ? __x64_sys_mount+0xb9/0x150 [ 108.573368][ T7885] ? do_syscall_64+0xd0/0x5e0 [ 108.573373][ T7885] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.573383][ T7885] should_fail_alloc_page+0x50/0x60 [ 108.573387][ T7885] __alloc_pages_nodemask+0x17f/0x880 [ 108.573394][ T7885] ? __alloc_pages_slowpath+0x2570/0x2570 [ 108.573406][ T7885] cache_grow_begin+0x92/0xd60 [ 108.573409][ T7885] ? __kmalloc+0xc5/0x790 [ 108.573419][ T7885] ? trace_hardirqs_off+0x41/0x1a0 [ 108.596614][ T7885] __kmalloc+0x6cd/0x790 [ 108.596628][ T7885] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 108.596635][ T7885] p9_fcall_init.isra.2+0x55/0x1c0 [ 108.596642][ T7885] p9_client_prepare_req.part.5+0x96/0x670 [ 108.596650][ T7885] p9_client_rpc+0x174/0xe50 [ 108.596657][ T7885] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 108.596666][ T7885] ? p9_client_prepare_req.part.5+0x670/0x670 [ 108.596677][ T7885] ? free_object+0x70/0x70 [ 108.596684][ T7885] ? ksys_dup3+0x2e0/0x2e0 [ 108.596691][ T7885] ? lockdep_init_map+0x1b6/0x6c0 [ 108.596697][ T7885] ? __kasan_check_write+0x14/0x20 [ 108.596702][ T7885] ? p9_conn_create+0x3c2/0x4e0 [ 108.596711][ T7885] ? p9_conn_create+0x4e0/0x4e0 [ 108.596723][ T7885] p9_client_create+0x7ec/0x10e0 [ 108.596734][ T7885] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 108.596741][ T7885] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.596747][ T7885] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.596752][ T7885] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.596760][ T7885] ? __kmalloc_track_caller+0x60e/0x780 [ 108.596768][ T7885] ? __x64_sys_mount+0xb9/0x150 [ 108.646495][ T26] audit: type=1804 audit(1573329383.752:61): pid=7883 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/19/file0" dev="sda1" ino=16673 res=1 [ 108.646709][ T7885] ? do_syscall_64+0xd0/0x5e0 [ 108.661122][ T26] audit: type=1804 audit(1573329383.752:62): pid=7885 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/22/file0" dev="sda1" ino=16616 res=1 [ 108.665833][ T7885] ? lockdep_init_map+0x1b6/0x6c0 [ 108.665850][ T7885] v9fs_session_init+0x1ed/0x14c0 [ 108.665855][ T7885] ? v9fs_session_init+0x1ed/0x14c0 [ 108.665866][ T7885] ? lock_downgrade+0x900/0x900 [ 108.835080][ T7885] ? __kasan_check_write+0x14/0x20 [ 108.840188][ T7885] ? v9fs_show_options+0x6c0/0x6c0 [ 108.845464][ T7885] ? v9fs_mount+0x55/0x7f0 [ 108.849864][ T7885] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.855383][ T7885] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 108.861439][ T7885] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 108.867222][ T7885] ? kmem_cache_alloc_trace+0x39e/0x780 [ 108.872754][ T7885] v9fs_mount+0x72/0x7f0 [ 108.876980][ T7885] ? v9fs_write_inode+0x50/0x50 [ 108.881816][ T7885] legacy_get_tree+0x103/0x1f0 [ 108.886575][ T7885] vfs_get_tree+0x8b/0x2d0 [ 108.890964][ T7885] ? capable+0x14/0x20 [ 108.895008][ T7885] do_mount+0x1281/0x1b60 [ 108.899321][ T7885] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 108.904849][ T7885] ? copy_mount_string+0x20/0x20 [ 108.909783][ T7885] ? kmem_cache_alloc_trace+0x39e/0x780 [ 108.915301][ T7885] ? __kasan_check_write+0x14/0x20 [ 108.920413][ T7885] ? __kasan_check_read+0x11/0x20 [ 108.925422][ T7885] ? copy_mount_options+0x77/0x2c0 [ 108.930508][ T7885] ksys_mount+0xba/0xe0 [ 108.934639][ T7885] __x64_sys_mount+0xb9/0x150 [ 108.939293][ T7885] do_syscall_64+0xd0/0x5e0 [ 108.943815][ T7885] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 108.949685][ T7885] RIP: 0033:0x458da9 [ 108.953551][ T7885] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 108.973137][ T7885] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 108.981529][ T7885] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 108.989482][ T7885] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 108.997434][ T7885] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 109.005388][ T7885] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 109.013336][ T7885] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 109.021311][ T7882] CPU: 1 PID: 7882 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 109.029117][ T7882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.039167][ T7882] Call Trace: [ 109.042465][ T7882] dump_stack+0x12d/0x187 [ 109.046790][ T7882] should_fail.cold.4+0x5/0x13 [ 109.050035][ T7891] FAULT_INJECTION: forcing a failure. [ 109.050035][ T7891] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 109.051543][ T7882] ? fault_create_debugfs_attr+0x150/0x150 [ 109.070495][ T7882] ? ___might_sleep+0x16b/0x2b0 [ 109.075321][ T7882] __should_failslab+0xba/0xf0 [ 109.080059][ T7882] should_failslab+0x9/0x14 [ 109.084534][ T7882] __kmalloc+0x2eb/0x790 [ 109.088756][ T7882] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 109.094026][ T7882] p9_fcall_init.isra.2+0x55/0x1c0 [ 109.099109][ T7882] p9_client_prepare_req.part.5+0x116/0x670 [ 109.104977][ T7882] p9_client_rpc+0x174/0xe50 [ 109.109547][ T7882] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 109.115337][ T7882] ? p9_client_prepare_req.part.5+0x670/0x670 [ 109.121381][ T7882] ? free_object+0x70/0x70 [ 109.125778][ T7882] ? ksys_dup3+0x2e0/0x2e0 [ 109.130167][ T7882] ? lockdep_init_map+0x1b6/0x6c0 [ 109.135167][ T7882] ? __kasan_check_write+0x14/0x20 [ 109.140255][ T7882] ? p9_conn_create+0x3c2/0x4e0 [ 109.145078][ T7882] ? p9_conn_create+0x4e0/0x4e0 [ 109.149903][ T7882] p9_client_create+0x7ec/0x10e0 [ 109.154838][ T7882] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 109.160998][ T7882] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.166529][ T7882] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.172663][ T7882] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.178463][ T7882] ? __kmalloc_track_caller+0x60e/0x780 [ 109.183983][ T7882] ? __x64_sys_mount+0xb9/0x150 [ 109.188815][ T7882] ? do_syscall_64+0xd0/0x5e0 [ 109.193464][ T7882] ? lockdep_init_map+0x1b6/0x6c0 [ 109.198467][ T7882] v9fs_session_init+0x1ed/0x14c0 [ 109.203471][ T7882] ? v9fs_session_init+0x1ed/0x14c0 [ 109.208644][ T7882] ? lock_downgrade+0x900/0x900 [ 109.213473][ T7882] ? __kasan_check_write+0x14/0x20 [ 109.218556][ T7882] ? v9fs_show_options+0x6c0/0x6c0 [ 109.223639][ T7882] ? v9fs_mount+0x55/0x7f0 [ 109.228028][ T7882] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.233544][ T7882] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.239588][ T7882] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.245369][ T7882] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.250889][ T7882] v9fs_mount+0x72/0x7f0 [ 109.255105][ T7882] ? v9fs_write_inode+0x50/0x50 [ 109.259925][ T7882] legacy_get_tree+0x103/0x1f0 [ 109.264664][ T7882] vfs_get_tree+0x8b/0x2d0 [ 109.269241][ T7882] ? capable+0x14/0x20 [ 109.273293][ T7882] do_mount+0x1281/0x1b60 [ 109.277609][ T7882] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.283134][ T7882] ? copy_mount_string+0x20/0x20 [ 109.288044][ T7882] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.293585][ T7882] ? __kasan_check_write+0x14/0x20 [ 109.298682][ T7882] ? _copy_from_user+0xd6/0x110 [ 109.303626][ T7882] ? __kasan_check_read+0x11/0x20 [ 109.308632][ T7882] ? copy_mount_options+0x77/0x2c0 [ 109.313723][ T7882] ksys_mount+0xba/0xe0 [ 109.317856][ T7882] __x64_sys_mount+0xb9/0x150 [ 109.322509][ T7882] do_syscall_64+0xd0/0x5e0 [ 109.327011][ T7882] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.332897][ T7882] RIP: 0033:0x458da9 [ 109.336781][ T7882] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.356380][ T7882] RSP: 002b:00007f23f1d08c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.364763][ T7882] RAX: ffffffffffffffda RBX: 00007f23f1d08c90 RCX: 0000000000458da9 [ 109.372709][ T7882] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 109.380748][ T7882] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 2019/11/09 19:56:25 executed programs: 136 [ 109.388693][ T7882] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d096d4 [ 109.396640][ T7882] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 109.404613][ T7891] CPU: 0 PID: 7891 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 109.412418][ T7891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.412426][ T7891] Call Trace: [ 109.426906][ T7891] dump_stack+0x12d/0x187 [ 109.431236][ T7891] should_fail.cold.4+0x5/0x13 [ 109.435995][ T7891] ? do_mount+0x1281/0x1b60 [ 109.440487][ T7891] ? fault_create_debugfs_attr+0x150/0x150 [ 109.446301][ T7891] ? find_held_lock+0x36/0x1d0 [ 109.451047][ T7891] should_fail_alloc_page+0x50/0x60 [ 109.456217][ T7891] __alloc_pages_nodemask+0x17f/0x880 [ 109.456223][ T7891] ? cache_grow_end+0xa8/0x190 [ 109.456229][ T7891] ? __alloc_pages_slowpath+0x2570/0x2570 [ 109.456235][ T7891] ? do_raw_spin_lock+0x123/0x2d0 [ 109.456247][ T7891] cache_grow_begin+0x92/0xd60 [ 109.481755][ T7891] ? __kmalloc+0xc5/0x790 [ 109.481764][ T7891] ? trace_hardirqs_off+0x41/0x1a0 [ 109.481771][ T7891] __kmalloc+0x6cd/0x790 [ 109.481782][ T7891] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 109.481790][ T7891] p9_fcall_init.isra.2+0x55/0x1c0 [ 109.495394][ T7891] p9_client_prepare_req.part.5+0x116/0x670 [ 109.495404][ T7891] p9_client_rpc+0x174/0xe50 [ 109.495409][ T7891] ? trace_hardirqs_on+0x28/0x1b0 [ 109.495415][ T7891] ? __kasan_check_read+0x11/0x20 [ 109.526200][ T7891] ? p9_client_prepare_req.part.5+0x670/0x670 [ 109.526209][ T7891] ? add_wait_queue+0x107/0x160 [ 109.526216][ T7891] ? p9_pollwait+0x182/0x210 [ 109.526225][ T7891] ? pipe_poll+0x7e/0x2a0 [ 109.545960][ T7891] ? p9_fd_poll+0x19b/0x2a0 [ 109.550446][ T7891] ? p9_conn_create+0x399/0x4e0 [ 109.550456][ T7891] ? p9_conn_create+0x4e0/0x4e0 [ 109.550468][ T7891] p9_client_create+0x7ec/0x10e0 [ 109.565070][ T7891] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 109.571124][ T7891] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.576657][ T7891] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.582703][ T7891] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.588502][ T7891] ? __kmalloc_track_caller+0x60e/0x780 [ 109.594036][ T7891] ? __x64_sys_mount+0xb9/0x150 [ 109.598869][ T7891] ? do_syscall_64+0xd0/0x5e0 [ 109.602291][ T7889] FAULT_INJECTION: forcing a failure. [ 109.602291][ T7889] name failslab, interval 1, probability 0, space 0, times 0 [ 109.603527][ T7891] ? lockdep_init_map+0x1b6/0x6c0 [ 109.603543][ T7891] v9fs_session_init+0x1ed/0x14c0 [ 109.603548][ T7891] ? v9fs_session_init+0x1ed/0x14c0 [ 109.603555][ T7891] ? find_held_lock+0x36/0x1d0 [ 109.636048][ T7891] ? v9fs_show_options+0x6c0/0x6c0 [ 109.641152][ T7891] ? v9fs_mount+0x55/0x7f0 [ 109.645541][ T7891] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.651070][ T7891] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 109.657113][ T7891] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 109.662906][ T7891] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.668467][ T7891] v9fs_mount+0x72/0x7f0 [ 109.672696][ T7891] ? v9fs_write_inode+0x50/0x50 [ 109.677530][ T7891] legacy_get_tree+0x103/0x1f0 [ 109.682280][ T7891] vfs_get_tree+0x8b/0x2d0 [ 109.686676][ T7891] ? capable+0x14/0x20 [ 109.690742][ T7891] do_mount+0x1281/0x1b60 [ 109.695044][ T7891] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.700570][ T7891] ? copy_mount_string+0x20/0x20 [ 109.705489][ T7891] ? kmem_cache_alloc_trace+0x39e/0x780 [ 109.711025][ T7891] ? __kasan_check_write+0x14/0x20 [ 109.716138][ T7891] ? _copy_from_user+0xd6/0x110 [ 109.720980][ T7891] ? __kasan_check_read+0x11/0x20 [ 109.725992][ T7891] ? copy_mount_options+0x77/0x2c0 [ 109.731082][ T7891] ksys_mount+0xba/0xe0 [ 109.735214][ T7891] __x64_sys_mount+0xb9/0x150 [ 109.739881][ T7891] do_syscall_64+0xd0/0x5e0 [ 109.744374][ T7891] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 109.750243][ T7891] RIP: 0033:0x458da9 [ 109.754115][ T7891] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 109.773702][ T7891] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 109.782092][ T7891] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 109.790049][ T7891] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 109.790342][ T26] audit: type=1804 audit(1573329385.792:63): pid=7898 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir335066148/syzkaller.aSNf3w/23/file0" dev="sda1" ino=16685 res=1 [ 109.798004][ T7891] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 109.798007][ T7891] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 109.798010][ T7891] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 109.829242][ T7889] CPU: 0 PID: 7889 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 109.838768][ T7889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 109.838772][ T7889] Call Trace: [ 109.838784][ T7889] dump_stack+0x12d/0x187 [ 109.838795][ T7889] should_fail.cold.4+0x5/0x13 [ 109.838802][ T7889] ? fault_create_debugfs_attr+0x150/0x150 [ 109.838811][ T7889] ? ___might_sleep+0x16b/0x2b0 [ 109.838821][ T7889] __should_failslab+0xba/0xf0 [ 109.838829][ T7889] should_failslab+0x9/0x14 [ 109.838833][ T7889] __kmalloc+0x2eb/0x790 [ 109.838846][ T7889] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 109.857734][ T7898] FAULT_INJECTION: forcing a failure. [ 109.857734][ T7898] name failslab, interval 1, probability 0, space 0, times 0 [ 109.864627][ T7889] p9_fcall_init.isra.2+0x55/0x1c0 [ 109.925222][ T7889] p9_client_prepare_req.part.5+0x116/0x670 [ 109.931098][ T7889] p9_client_rpc+0x174/0xe50 [ 109.935669][ T7889] ? trace_hardirqs_on+0x28/0x1b0 [ 109.940673][ T7889] ? __kasan_check_read+0x11/0x20 [ 109.945669][ T7889] ? p9_client_prepare_req.part.5+0x670/0x670 [ 109.951718][ T7889] ? add_wait_queue+0x107/0x160 [ 109.957844][ T7889] ? p9_pollwait+0x182/0x210 [ 109.962410][ T7889] ? pipe_poll+0x7e/0x2a0 [ 109.966723][ T7889] ? p9_fd_poll+0x19b/0x2a0 [ 109.971200][ T7889] ? p9_conn_create+0x399/0x4e0 [ 109.976026][ T7889] ? p9_conn_create+0x4e0/0x4e0 [ 109.980862][ T7889] p9_client_create+0x7ec/0x10e0 [ 109.985781][ T7889] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 109.991817][ T7889] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 109.997349][ T7889] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.003384][ T7889] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.009162][ T7889] ? __kmalloc_track_caller+0x60e/0x780 [ 110.014678][ T7889] ? __x64_sys_mount+0xb9/0x150 [ 110.019498][ T7889] ? do_syscall_64+0xd0/0x5e0 [ 110.024157][ T7889] ? lockdep_init_map+0x1b6/0x6c0 [ 110.029175][ T7889] v9fs_session_init+0x1ed/0x14c0 [ 110.034169][ T7889] ? v9fs_session_init+0x1ed/0x14c0 [ 110.039341][ T7889] ? find_held_lock+0x36/0x1d0 [ 110.044082][ T7889] ? v9fs_show_options+0x6c0/0x6c0 [ 110.050292][ T7889] ? v9fs_mount+0x55/0x7f0 [ 110.054851][ T7889] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.060370][ T7889] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.066402][ T7889] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.072181][ T7889] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.077701][ T7889] v9fs_mount+0x72/0x7f0 [ 110.081921][ T7889] ? v9fs_write_inode+0x50/0x50 [ 110.086743][ T7889] legacy_get_tree+0x103/0x1f0 [ 110.091489][ T7889] vfs_get_tree+0x8b/0x2d0 [ 110.095879][ T7889] ? capable+0x14/0x20 [ 110.100187][ T7889] do_mount+0x1281/0x1b60 [ 110.104497][ T7889] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.110016][ T7889] ? copy_mount_string+0x20/0x20 [ 110.114927][ T7889] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.120452][ T7889] ? __kasan_check_write+0x14/0x20 [ 110.125534][ T7889] ? __kasan_check_read+0x11/0x20 [ 110.130530][ T7889] ? copy_mount_options+0x77/0x2c0 [ 110.135615][ T7889] ksys_mount+0xba/0xe0 [ 110.139743][ T7889] __x64_sys_mount+0xb9/0x150 [ 110.144391][ T7889] do_syscall_64+0xd0/0x5e0 [ 110.148870][ T7889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.154737][ T7889] RIP: 0033:0x458da9 [ 110.158610][ T7889] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.178348][ T7889] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.186738][ T7889] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 110.194682][ T7889] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 110.205668][ T7889] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 110.213617][ T7889] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 110.221562][ T7889] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 110.229879][ T7898] CPU: 1 PID: 7898 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 110.237688][ T7898] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.248167][ T7898] Call Trace: [ 110.251440][ T7898] dump_stack+0x12d/0x187 [ 110.255747][ T7898] should_fail.cold.4+0x5/0x13 [ 110.260484][ T7898] ? stack_trace_save+0x82/0xb0 [ 110.265313][ T7898] ? fault_create_debugfs_attr+0x150/0x150 [ 110.271099][ T7898] __should_failslab+0xba/0xf0 [ 110.275848][ T7898] should_failslab+0x9/0x14 [ 110.280338][ T7898] kmem_cache_alloc+0x47/0x750 [ 110.285094][ T7898] ? ksys_mount+0xba/0xe0 [ 110.289407][ T7898] ? __x64_sys_mount+0xb9/0x150 [ 110.294233][ T7898] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.300277][ T7898] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 110.306681][ T7898] ? __kasan_check_read+0x11/0x20 [ 110.311687][ T7898] idr_get_free+0x35d/0x880 [ 110.316176][ T7898] idr_alloc_u32+0x13a/0x330 [ 110.320842][ T7898] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 110.326373][ T7898] ? mark_held_locks+0x130/0x130 [ 110.331287][ T7898] ? __kasan_check_write+0x14/0x20 [ 110.336392][ T7898] ? do_raw_spin_lock+0x123/0x2d0 [ 110.341396][ T7898] idr_alloc+0x7d/0xc0 [ 110.345449][ T7898] ? idr_alloc_u32+0x330/0x330 [ 110.350204][ T7898] p9_client_prepare_req.part.5+0x571/0x670 [ 110.356079][ T7898] p9_client_rpc+0x174/0xe50 [ 110.360648][ T7898] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 110.366429][ T7898] ? p9_client_prepare_req.part.5+0x670/0x670 [ 110.372558][ T7898] ? free_object+0x70/0x70 [ 110.376949][ T7898] ? ksys_dup3+0x2e0/0x2e0 [ 110.381352][ T7898] ? lockdep_init_map+0x1b6/0x6c0 [ 110.386351][ T7898] ? __kasan_check_write+0x14/0x20 [ 110.391435][ T7898] ? p9_conn_create+0x3c2/0x4e0 [ 110.396268][ T7898] ? p9_conn_create+0x4e0/0x4e0 [ 110.401101][ T7898] p9_client_create+0x7ec/0x10e0 [ 110.406017][ T7898] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 110.412056][ T7898] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.417584][ T7898] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.423619][ T7898] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.429401][ T7898] ? __kmalloc_track_caller+0x60e/0x780 [ 110.434919][ T7898] ? __x64_sys_mount+0xb9/0x150 [ 110.439741][ T7898] ? do_syscall_64+0xd0/0x5e0 [ 110.444388][ T7898] ? lockdep_init_map+0x1b6/0x6c0 [ 110.449394][ T7898] v9fs_session_init+0x1ed/0x14c0 [ 110.454406][ T7898] ? v9fs_session_init+0x1ed/0x14c0 [ 110.459578][ T7898] ? find_held_lock+0x36/0x1d0 [ 110.464320][ T7898] ? v9fs_show_options+0x6c0/0x6c0 [ 110.469416][ T7898] ? v9fs_mount+0x55/0x7f0 [ 110.473805][ T7898] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.479332][ T7898] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.485603][ T7898] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.491534][ T7898] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.497064][ T7898] v9fs_mount+0x72/0x7f0 [ 110.501283][ T7898] ? v9fs_write_inode+0x50/0x50 [ 110.506110][ T7898] legacy_get_tree+0x103/0x1f0 [ 110.510855][ T7898] vfs_get_tree+0x8b/0x2d0 [ 110.515255][ T7898] ? capable+0x14/0x20 [ 110.519309][ T7898] do_mount+0x1281/0x1b60 [ 110.523619][ T7898] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.529151][ T7898] ? copy_mount_string+0x20/0x20 [ 110.534074][ T7898] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.539593][ T7898] ? __kasan_check_write+0x14/0x20 [ 110.544682][ T7898] ? _copy_from_user+0xd6/0x110 [ 110.549508][ T7898] ? __kasan_check_read+0x11/0x20 [ 110.554503][ T7898] ? copy_mount_options+0x77/0x2c0 [ 110.559588][ T7898] ksys_mount+0xba/0xe0 [ 110.563731][ T7898] __x64_sys_mount+0xb9/0x150 [ 110.568382][ T7898] do_syscall_64+0xd0/0x5e0 [ 110.572859][ T7898] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.578723][ T7898] RIP: 0033:0x458da9 [ 110.582592][ T7898] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.602169][ T7898] RSP: 002b:00007fb748be5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.610565][ T7898] RAX: ffffffffffffffda RBX: 00007fb748be5c90 RCX: 0000000000458da9 [ 110.618511][ T7898] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 110.626457][ T7898] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 110.634402][ T7898] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748be66d4 [ 110.642439][ T7898] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 110.650403][ T7852] CPU: 0 PID: 7852 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 110.658236][ T7852] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 110.668275][ T7852] Call Trace: [ 110.668288][ T7852] dump_stack+0x12d/0x187 [ 110.668298][ T7852] should_fail.cold.4+0x5/0x13 [ 110.668305][ T7852] ? fault_create_debugfs_attr+0x150/0x150 [ 110.668315][ T7852] ? ___might_sleep+0x16b/0x2b0 [ 110.668324][ T7852] __should_failslab+0xba/0xf0 [ 110.668332][ T7852] should_failslab+0x9/0x14 [ 110.668336][ T7852] __kmalloc+0x2eb/0x790 [ 110.668346][ T7852] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 110.668355][ T7852] p9_fcall_init.isra.2+0x55/0x1c0 [ 110.668362][ T7852] p9_client_prepare_req.part.5+0x116/0x670 [ 110.668371][ T7852] p9_client_rpc+0x174/0xe50 [ 110.668377][ T7852] ? trace_hardirqs_on+0x28/0x1b0 [ 110.668382][ T7852] ? __kasan_check_read+0x11/0x20 [ 110.675969][ T7852] ? p9_client_prepare_req.part.5+0x670/0x670 [ 110.686477][ T7852] ? add_wait_queue+0x107/0x160 [ 110.686487][ T7852] ? p9_pollwait+0x182/0x210 [ 110.686497][ T7852] ? pipe_poll+0x7e/0x2a0 [ 110.686504][ T7852] ? p9_fd_poll+0x19b/0x2a0 [ 110.686511][ T7852] ? p9_conn_create+0x399/0x4e0 [ 110.686520][ T7852] ? p9_conn_create+0x4e0/0x4e0 [ 110.686532][ T7852] p9_client_create+0x7ec/0x10e0 [ 110.686545][ T7852] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 110.686552][ T7852] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.686559][ T7852] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.696121][ T7852] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.710082][ T7852] ? __kmalloc_track_caller+0x60e/0x780 [ 110.710088][ T7852] ? __x64_sys_mount+0xb9/0x150 [ 110.710094][ T7852] ? do_syscall_64+0xd0/0x5e0 [ 110.710100][ T7852] ? lockdep_init_map+0x1b6/0x6c0 [ 110.710113][ T7852] v9fs_session_init+0x1ed/0x14c0 [ 110.710117][ T7852] ? v9fs_session_init+0x1ed/0x14c0 [ 110.710128][ T7852] ? lock_downgrade+0x900/0x900 [ 110.710132][ T7852] ? __kasan_check_write+0x14/0x20 [ 110.710139][ T7852] ? v9fs_show_options+0x6c0/0x6c0 [ 110.710147][ T7852] ? v9fs_mount+0x55/0x7f0 [ 110.710156][ T7852] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.710161][ T7852] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 110.710165][ T7852] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 110.710175][ T7852] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.710185][ T7852] v9fs_mount+0x72/0x7f0 [ 110.755589][ T7852] ? v9fs_write_inode+0x50/0x50 [ 110.769721][ T7852] legacy_get_tree+0x103/0x1f0 [ 110.769730][ T7852] vfs_get_tree+0x8b/0x2d0 [ 110.769736][ T7852] ? capable+0x14/0x20 [ 110.769744][ T7852] do_mount+0x1281/0x1b60 [ 110.769752][ T7852] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 110.769759][ T7852] ? copy_mount_string+0x20/0x20 [ 110.769766][ T7852] ? kmem_cache_alloc_trace+0x39e/0x780 [ 110.769772][ T7852] ? __kasan_check_write+0x14/0x20 [ 110.769778][ T7852] ? _copy_from_user+0xd6/0x110 [ 110.769784][ T7852] ? __kasan_check_read+0x11/0x20 [ 110.769788][ T7852] ? copy_mount_options+0x77/0x2c0 [ 110.769796][ T7852] ksys_mount+0xba/0xe0 [ 110.769803][ T7852] __x64_sys_mount+0xb9/0x150 [ 110.769812][ T7852] do_syscall_64+0xd0/0x5e0 [ 110.769821][ T7852] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 110.769828][ T7852] RIP: 0033:0x458da9 [ 110.957076][ T7852] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 110.976671][ T7852] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 110.985073][ T7852] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 110.993018][ T7852] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 111.000973][ T7852] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 111.008920][ T7852] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 111.016872][ T7852] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 111.036899][ T7910] FAULT_INJECTION: forcing a failure. [ 111.036899][ T7910] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.050113][ T7910] CPU: 0 PID: 7910 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 111.050117][ T7910] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.050120][ T7910] Call Trace: [ 111.050133][ T7910] dump_stack+0x12d/0x187 [ 111.050144][ T7910] should_fail.cold.4+0x5/0x13 [ 111.062507][ T7906] FAULT_INJECTION: forcing a failure. [ 111.062507][ T7906] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.068014][ T7910] ? do_mount+0x1281/0x1b60 [ 111.097964][ T7910] ? fault_create_debugfs_attr+0x150/0x150 [ 111.103751][ T7910] ? find_held_lock+0x36/0x1d0 [ 111.108502][ T7910] should_fail_alloc_page+0x50/0x60 [ 111.113675][ T7910] __alloc_pages_nodemask+0x17f/0x880 [ 111.119030][ T7910] ? cache_grow_end+0xa8/0x190 [ 111.123776][ T7910] ? __alloc_pages_slowpath+0x2570/0x2570 [ 111.129474][ T7910] ? do_raw_spin_lock+0x123/0x2d0 [ 111.134483][ T7910] cache_grow_begin+0x92/0xd60 [ 111.139216][ T7910] ? __kmalloc+0xc5/0x790 [ 111.143515][ T7910] ? trace_hardirqs_off+0x41/0x1a0 [ 111.148600][ T7910] __kmalloc+0x6cd/0x790 [ 111.152820][ T7910] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 111.158163][ T7910] p9_fcall_init.isra.2+0x55/0x1c0 [ 111.163253][ T7910] p9_client_prepare_req.part.5+0x116/0x670 [ 111.169125][ T7910] p9_client_rpc+0x174/0xe50 [ 111.173685][ T7910] ? trace_hardirqs_on+0x28/0x1b0 [ 111.178685][ T7910] ? __kasan_check_read+0x11/0x20 [ 111.183690][ T7910] ? p9_client_prepare_req.part.5+0x670/0x670 [ 111.189730][ T7910] ? add_wait_queue+0x107/0x160 [ 111.194553][ T7910] ? p9_pollwait+0x182/0x210 [ 111.199130][ T7910] ? pipe_poll+0x7e/0x2a0 [ 111.203434][ T7910] ? p9_fd_poll+0x19b/0x2a0 [ 111.207909][ T7910] ? p9_conn_create+0x399/0x4e0 [ 111.212737][ T7910] ? p9_conn_create+0x4e0/0x4e0 [ 111.217560][ T7910] p9_client_create+0x7ec/0x10e0 [ 111.222473][ T7910] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 111.228703][ T7910] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.234219][ T7910] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.240270][ T7910] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.246049][ T7910] ? __kmalloc_track_caller+0x60e/0x780 [ 111.251563][ T7910] ? __x64_sys_mount+0xb9/0x150 [ 111.256392][ T7910] ? do_syscall_64+0xd0/0x5e0 [ 111.261042][ T7910] ? lockdep_init_map+0x1b6/0x6c0 [ 111.266043][ T7910] v9fs_session_init+0x1ed/0x14c0 [ 111.271035][ T7910] ? v9fs_session_init+0x1ed/0x14c0 [ 111.276203][ T7910] ? find_held_lock+0x36/0x1d0 [ 111.280940][ T7910] ? v9fs_show_options+0x6c0/0x6c0 [ 111.286034][ T7910] ? v9fs_mount+0x55/0x7f0 [ 111.290432][ T7910] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.295946][ T7910] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.301982][ T7910] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.307770][ T7910] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.313313][ T7910] v9fs_mount+0x72/0x7f0 [ 111.317535][ T7910] ? v9fs_write_inode+0x50/0x50 [ 111.322367][ T7910] legacy_get_tree+0x103/0x1f0 [ 111.327225][ T7910] vfs_get_tree+0x8b/0x2d0 [ 111.331620][ T7910] ? capable+0x14/0x20 [ 111.335681][ T7910] do_mount+0x1281/0x1b60 [ 111.340016][ T7910] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.345633][ T7910] ? copy_mount_string+0x20/0x20 [ 111.350548][ T7910] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.356067][ T7910] ? __kasan_check_write+0x14/0x20 [ 111.361156][ T7910] ? _copy_from_user+0xd6/0x110 [ 111.365979][ T7910] ? __kasan_check_read+0x11/0x20 [ 111.370984][ T7910] ? copy_mount_options+0x77/0x2c0 [ 111.376083][ T7910] ksys_mount+0xba/0xe0 [ 111.380213][ T7910] __x64_sys_mount+0xb9/0x150 [ 111.384869][ T7910] do_syscall_64+0xd0/0x5e0 [ 111.389355][ T7910] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.395216][ T7910] RIP: 0033:0x458da9 [ 111.399091][ T7910] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.419450][ T7910] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.427831][ T7910] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 111.435777][ T7910] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 111.443728][ T7910] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 111.452982][ T7910] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 111.460926][ T7910] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 111.468892][ T7906] CPU: 1 PID: 7906 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 111.472650][ T7912] FAULT_INJECTION: forcing a failure. [ 111.472650][ T7912] name failslab, interval 1, probability 0, space 0, times 0 [ 111.476694][ T7906] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.499286][ T7906] Call Trace: [ 111.502553][ T7906] dump_stack+0x12d/0x187 [ 111.506862][ T7906] should_fail.cold.4+0x5/0x13 [ 111.511606][ T7906] ? do_mount+0x1281/0x1b60 [ 111.516081][ T7906] ? fault_create_debugfs_attr+0x150/0x150 [ 111.521858][ T7906] ? find_held_lock+0x36/0x1d0 [ 111.526594][ T7906] should_fail_alloc_page+0x50/0x60 [ 111.531765][ T7906] __alloc_pages_nodemask+0x17f/0x880 [ 111.537105][ T7906] ? cache_grow_end+0xa8/0x190 [ 111.541837][ T7906] ? __alloc_pages_slowpath+0x2570/0x2570 [ 111.547706][ T7906] ? do_raw_spin_lock+0x123/0x2d0 [ 111.552725][ T7906] cache_grow_begin+0x92/0xd60 [ 111.557500][ T7906] ? __kmalloc+0xc5/0x790 [ 111.561812][ T7906] ? trace_hardirqs_off+0x41/0x1a0 [ 111.566904][ T7906] __kmalloc+0x6cd/0x790 [ 111.571131][ T7906] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 111.576390][ T7906] p9_fcall_init.isra.2+0x55/0x1c0 [ 111.581488][ T7906] p9_client_prepare_req.part.5+0x116/0x670 [ 111.588224][ T7906] p9_client_rpc+0x174/0xe50 [ 111.592784][ T7906] ? trace_hardirqs_on+0x28/0x1b0 [ 111.597780][ T7906] ? __kasan_check_read+0x11/0x20 [ 111.603309][ T7906] ? p9_client_prepare_req.part.5+0x670/0x670 [ 111.609346][ T7906] ? add_wait_queue+0x107/0x160 [ 111.614201][ T7906] ? p9_pollwait+0x182/0x210 [ 111.618777][ T7906] ? pipe_poll+0x7e/0x2a0 [ 111.623864][ T7906] ? p9_fd_poll+0x19b/0x2a0 [ 111.628339][ T7906] ? p9_conn_create+0x399/0x4e0 [ 111.633166][ T7906] ? p9_conn_create+0x4e0/0x4e0 [ 111.638016][ T7906] p9_client_create+0x7ec/0x10e0 [ 111.642939][ T7906] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 111.648975][ T7906] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.654500][ T7906] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.660549][ T7906] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.666342][ T7906] ? __kmalloc_track_caller+0x60e/0x780 [ 111.671858][ T7906] ? __x64_sys_mount+0xb9/0x150 [ 111.676682][ T7906] ? do_syscall_64+0xd0/0x5e0 [ 111.681342][ T7906] ? lockdep_init_map+0x1b6/0x6c0 [ 111.686347][ T7906] v9fs_session_init+0x1ed/0x14c0 [ 111.691343][ T7906] ? v9fs_session_init+0x1ed/0x14c0 [ 111.696519][ T7906] ? lock_downgrade+0x900/0x900 [ 111.701340][ T7906] ? __kasan_check_write+0x14/0x20 [ 111.706424][ T7906] ? v9fs_show_options+0x6c0/0x6c0 [ 111.711516][ T7906] ? v9fs_mount+0x55/0x7f0 [ 111.715913][ T7906] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.721454][ T7906] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 111.727517][ T7906] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 111.733325][ T7906] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.738858][ T7906] v9fs_mount+0x72/0x7f0 [ 111.743087][ T7906] ? v9fs_write_inode+0x50/0x50 [ 111.747911][ T7906] legacy_get_tree+0x103/0x1f0 [ 111.752658][ T7906] vfs_get_tree+0x8b/0x2d0 [ 111.757054][ T7906] ? capable+0x14/0x20 [ 111.761096][ T7906] do_mount+0x1281/0x1b60 [ 111.765414][ T7906] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 111.770941][ T7906] ? copy_mount_string+0x20/0x20 [ 111.775850][ T7906] ? kmem_cache_alloc_trace+0x39e/0x780 [ 111.781365][ T7906] ? __kasan_check_write+0x14/0x20 [ 111.786449][ T7906] ? _copy_from_user+0xd6/0x110 [ 111.791274][ T7906] ? __kasan_check_read+0x11/0x20 [ 111.796267][ T7906] ? copy_mount_options+0x77/0x2c0 [ 111.801351][ T7906] ksys_mount+0xba/0xe0 [ 111.805489][ T7906] __x64_sys_mount+0xb9/0x150 [ 111.810140][ T7906] do_syscall_64+0xd0/0x5e0 [ 111.814618][ T7906] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.820479][ T7906] RIP: 0033:0x458da9 [ 111.824365][ T7906] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 111.843942][ T7906] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 111.852322][ T7906] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 111.860265][ T7906] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 111.868340][ T7906] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 111.876909][ T7906] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 111.884863][ T7906] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 111.892834][ T7912] CPU: 0 PID: 7912 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 111.900637][ T7912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 111.910696][ T7912] Call Trace: [ 111.913975][ T7912] dump_stack+0x12d/0x187 [ 111.918300][ T7912] should_fail.cold.4+0x5/0x13 [ 111.923059][ T7912] ? stack_trace_save+0x82/0xb0 [ 111.927900][ T7912] ? fault_create_debugfs_attr+0x150/0x150 [ 111.933697][ T7912] __should_failslab+0xba/0xf0 [ 111.938707][ T7912] should_failslab+0x9/0x14 [ 111.943193][ T7912] kmem_cache_alloc+0x47/0x750 [ 111.943205][ T7912] ? ksys_mount+0xba/0xe0 [ 111.943210][ T7912] ? __x64_sys_mount+0xb9/0x150 [ 111.943217][ T7912] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 111.943229][ T7912] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 111.943235][ T7912] ? __kasan_check_read+0x11/0x20 [ 111.952295][ T7912] idr_get_free+0x35d/0x880 [ 111.952314][ T7912] idr_alloc_u32+0x13a/0x330 [ 111.952324][ T7912] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 111.952330][ T7912] ? mark_held_locks+0x130/0x130 [ 111.952339][ T7912] ? __kasan_check_write+0x14/0x20 [ 111.952345][ T7912] ? do_raw_spin_lock+0x123/0x2d0 [ 111.958028][ T7911] FAULT_INJECTION: forcing a failure. [ 111.958028][ T7911] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 111.963228][ T7912] idr_alloc+0x7d/0xc0 [ 112.021302][ T7912] ? idr_alloc_u32+0x330/0x330 [ 112.026052][ T7912] p9_client_prepare_req.part.5+0x571/0x670 [ 112.031928][ T7912] p9_client_rpc+0x174/0xe50 [ 112.036492][ T7912] ? trace_hardirqs_on+0x28/0x1b0 [ 112.041494][ T7912] ? __kasan_check_read+0x11/0x20 [ 112.046591][ T7912] ? p9_client_prepare_req.part.5+0x670/0x670 [ 112.052634][ T7912] ? add_wait_queue+0x107/0x160 [ 112.057464][ T7912] ? p9_pollwait+0x182/0x210 [ 112.062027][ T7912] ? pipe_poll+0x7e/0x2a0 [ 112.066328][ T7912] ? p9_fd_poll+0x19b/0x2a0 [ 112.070813][ T7912] ? p9_conn_create+0x399/0x4e0 [ 112.075635][ T7912] ? p9_conn_create+0x4e0/0x4e0 [ 112.080473][ T7912] p9_client_create+0x7ec/0x10e0 [ 112.085410][ T7912] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 112.091451][ T7912] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.097077][ T7912] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.103138][ T7912] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.108947][ T7912] ? __kmalloc_track_caller+0x60e/0x780 [ 112.114471][ T7912] ? __x64_sys_mount+0xb9/0x150 [ 112.119300][ T7912] ? do_syscall_64+0xd0/0x5e0 [ 112.123953][ T7912] ? lockdep_init_map+0x1b6/0x6c0 [ 112.128965][ T7912] v9fs_session_init+0x1ed/0x14c0 [ 112.133962][ T7912] ? v9fs_session_init+0x1ed/0x14c0 [ 112.139134][ T7912] ? find_held_lock+0x36/0x1d0 [ 112.143878][ T7912] ? v9fs_show_options+0x6c0/0x6c0 [ 112.148977][ T7912] ? v9fs_mount+0x55/0x7f0 [ 112.153374][ T7912] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.158892][ T7912] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.164941][ T7912] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.170731][ T7912] ? kmem_cache_alloc_trace+0x39e/0x780 [ 112.176267][ T7912] v9fs_mount+0x72/0x7f0 [ 112.180489][ T7912] ? v9fs_write_inode+0x50/0x50 [ 112.185315][ T7912] legacy_get_tree+0x103/0x1f0 [ 112.190063][ T7912] vfs_get_tree+0x8b/0x2d0 [ 112.194452][ T7912] ? capable+0x14/0x20 [ 112.198511][ T7912] do_mount+0x1281/0x1b60 [ 112.202822][ T7912] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.208342][ T7912] ? copy_mount_string+0x20/0x20 [ 112.213262][ T7912] ? kmem_cache_alloc_trace+0x39e/0x780 [ 112.218779][ T7912] ? __kasan_check_write+0x14/0x20 [ 112.223862][ T7912] ? _copy_from_user+0xd6/0x110 [ 112.228717][ T7912] ? __kasan_check_read+0x11/0x20 [ 112.233715][ T7912] ? copy_mount_options+0x77/0x2c0 [ 112.238799][ T7912] ksys_mount+0xba/0xe0 [ 112.242944][ T7912] __x64_sys_mount+0xb9/0x150 [ 112.247602][ T7912] do_syscall_64+0xd0/0x5e0 [ 112.252083][ T7912] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.257949][ T7912] RIP: 0033:0x458da9 [ 112.261831][ T7912] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.281535][ T7912] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.289925][ T7912] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 112.297884][ T7912] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 112.305842][ T7912] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 112.313785][ T7912] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 112.321728][ T7912] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 112.329704][ T7911] CPU: 1 PID: 7911 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 112.332281][ T26] audit: type=1804 audit(1573329387.962:64): pid=7918 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/28/file0" dev="sda1" ino=16690 res=1 [ 112.337508][ T7911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.337512][ T7911] Call Trace: [ 112.337528][ T7911] dump_stack+0x12d/0x187 [ 112.337539][ T7911] should_fail.cold.4+0x5/0x13 [ 112.337545][ T7911] ? do_mount+0x1281/0x1b60 [ 112.337554][ T7911] ? fault_create_debugfs_attr+0x150/0x150 [ 112.364464][ T7918] FAULT_INJECTION: forcing a failure. [ 112.364464][ T7918] name failslab, interval 1, probability 0, space 0, times 0 [ 112.372342][ T7911] ? find_held_lock+0x36/0x1d0 [ 112.372353][ T7911] should_fail_alloc_page+0x50/0x60 [ 112.372357][ T7911] __alloc_pages_nodemask+0x17f/0x880 [ 112.372362][ T7911] ? cache_grow_end+0xa8/0x190 [ 112.372367][ T7911] ? __alloc_pages_slowpath+0x2570/0x2570 [ 112.372374][ T7911] ? do_raw_spin_lock+0x123/0x2d0 [ 112.385916][ T7920] FAULT_INJECTION: forcing a failure. [ 112.385916][ T7920] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.389384][ T7911] cache_grow_begin+0x92/0xd60 [ 112.457042][ T7911] ? __kmalloc+0xc5/0x790 [ 112.461355][ T7911] ? trace_hardirqs_off+0x41/0x1a0 [ 112.466458][ T7911] __kmalloc+0x6cd/0x790 [ 112.470685][ T7911] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 112.475940][ T7911] p9_fcall_init.isra.2+0x55/0x1c0 [ 112.481027][ T7911] p9_client_prepare_req.part.5+0x116/0x670 [ 112.486890][ T7911] p9_client_rpc+0x174/0xe50 [ 112.491462][ T7911] ? trace_hardirqs_on+0x28/0x1b0 [ 112.496456][ T7911] ? __kasan_check_read+0x11/0x20 [ 112.501538][ T7911] ? p9_client_prepare_req.part.5+0x670/0x670 [ 112.507575][ T7911] ? add_wait_queue+0x107/0x160 [ 112.512570][ T7911] ? p9_pollwait+0x182/0x210 [ 112.517139][ T7911] ? pipe_poll+0x7e/0x2a0 [ 112.521442][ T7911] ? p9_fd_poll+0x19b/0x2a0 [ 112.525917][ T7911] ? p9_conn_create+0x399/0x4e0 [ 112.530744][ T7911] ? p9_conn_create+0x4e0/0x4e0 [ 112.535579][ T7911] p9_client_create+0x7ec/0x10e0 [ 112.540502][ T7911] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 112.546538][ T7911] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.552051][ T7911] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.558087][ T7911] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.563866][ T7911] ? __kmalloc_track_caller+0x60e/0x780 [ 112.569383][ T7911] ? __x64_sys_mount+0xb9/0x150 [ 112.574201][ T7911] ? do_syscall_64+0xd0/0x5e0 [ 112.578847][ T7911] ? lockdep_init_map+0x1b6/0x6c0 [ 112.583856][ T7911] v9fs_session_init+0x1ed/0x14c0 [ 112.588852][ T7911] ? v9fs_session_init+0x1ed/0x14c0 [ 112.594020][ T7911] ? find_held_lock+0x36/0x1d0 [ 112.598759][ T7911] ? v9fs_show_options+0x6c0/0x6c0 [ 112.603841][ T7911] ? v9fs_mount+0x55/0x7f0 [ 112.608227][ T7911] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.613752][ T7911] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.619806][ T7911] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.625603][ T7911] ? kmem_cache_alloc_trace+0x39e/0x780 [ 112.631148][ T7911] v9fs_mount+0x72/0x7f0 [ 112.635376][ T7911] ? v9fs_write_inode+0x50/0x50 [ 112.640225][ T7911] legacy_get_tree+0x103/0x1f0 [ 112.644980][ T7911] vfs_get_tree+0x8b/0x2d0 [ 112.649371][ T7911] ? capable+0x14/0x20 [ 112.653431][ T7911] do_mount+0x1281/0x1b60 [ 112.657732][ T7911] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.663258][ T7911] ? copy_mount_string+0x20/0x20 [ 112.668171][ T7911] ? kmem_cache_alloc_trace+0x39e/0x780 [ 112.673691][ T7911] ? __kasan_check_write+0x14/0x20 [ 112.678775][ T7911] ? _copy_from_user+0xd6/0x110 [ 112.684118][ T7911] ? __kasan_check_read+0x11/0x20 [ 112.689116][ T7911] ? copy_mount_options+0x77/0x2c0 [ 112.694198][ T7911] ksys_mount+0xba/0xe0 [ 112.698327][ T7911] __x64_sys_mount+0xb9/0x150 [ 112.702986][ T7911] do_syscall_64+0xd0/0x5e0 [ 112.707465][ T7911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 112.713328][ T7911] RIP: 0033:0x458da9 [ 112.717200][ T7911] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 112.736787][ T7911] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 112.745171][ T7911] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 112.753116][ T7911] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 112.761150][ T7911] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 112.769266][ T7911] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 112.777220][ T7911] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 112.785181][ T7920] CPU: 0 PID: 7920 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 112.792989][ T7920] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 112.803084][ T7920] Call Trace: [ 112.803099][ T7920] dump_stack+0x12d/0x187 [ 112.803111][ T7920] should_fail.cold.4+0x5/0x13 [ 112.803118][ T7920] ? do_mount+0x1281/0x1b60 [ 112.803125][ T7920] ? fault_create_debugfs_attr+0x150/0x150 [ 112.803136][ T7920] ? find_held_lock+0x36/0x1d0 [ 112.803145][ T7920] should_fail_alloc_page+0x50/0x60 [ 112.803152][ T7920] __alloc_pages_nodemask+0x17f/0x880 [ 112.819962][ T7920] ? cache_grow_end+0xa8/0x190 [ 112.819969][ T7920] ? __alloc_pages_slowpath+0x2570/0x2570 [ 112.819976][ T7920] ? do_raw_spin_lock+0x123/0x2d0 [ 112.819989][ T7920] cache_grow_begin+0x92/0xd60 [ 112.819993][ T7920] ? __kmalloc+0xc5/0x790 [ 112.820000][ T7920] ? trace_hardirqs_off+0x41/0x1a0 [ 112.820008][ T7920] __kmalloc+0x6cd/0x790 [ 112.820019][ T7920] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 112.820028][ T7920] p9_fcall_init.isra.2+0x55/0x1c0 [ 112.820036][ T7920] p9_client_prepare_req.part.5+0x116/0x670 [ 112.820045][ T7920] p9_client_rpc+0x174/0xe50 [ 112.820049][ T7920] ? trace_hardirqs_on+0x28/0x1b0 [ 112.820053][ T7920] ? __kasan_check_read+0x11/0x20 [ 112.820062][ T7920] ? p9_client_prepare_req.part.5+0x670/0x670 [ 112.820068][ T7920] ? add_wait_queue+0x107/0x160 [ 112.820076][ T7920] ? p9_pollwait+0x182/0x210 [ 112.820084][ T7920] ? pipe_poll+0x7e/0x2a0 [ 112.820091][ T7920] ? p9_fd_poll+0x19b/0x2a0 [ 112.874951][ T7920] ? p9_conn_create+0x399/0x4e0 [ 112.891249][ T7920] ? p9_conn_create+0x4e0/0x4e0 [ 112.935000][ T7920] p9_client_create+0x7ec/0x10e0 [ 112.935015][ T7920] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 112.935024][ T7920] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 112.935030][ T7920] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 112.935037][ T7920] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 112.935048][ T7920] ? __kmalloc_track_caller+0x60e/0x780 [ 112.947649][ T7929] FAULT_INJECTION: forcing a failure. [ 112.947649][ T7929] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 112.950936][ T7920] ? __x64_sys_mount+0xb9/0x150 [ 112.991739][ T7920] ? do_syscall_64+0xd0/0x5e0 [ 112.996399][ T7920] ? lockdep_init_map+0x1b6/0x6c0 [ 113.001403][ T7920] v9fs_session_init+0x1ed/0x14c0 [ 113.006398][ T7920] ? v9fs_session_init+0x1ed/0x14c0 [ 113.011565][ T7920] ? find_held_lock+0x36/0x1d0 [ 113.016306][ T7920] ? v9fs_show_options+0x6c0/0x6c0 [ 113.021390][ T7920] ? v9fs_mount+0x55/0x7f0 [ 113.025780][ T7920] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.031297][ T7920] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.037347][ T7920] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.043125][ T7920] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.048648][ T7920] v9fs_mount+0x72/0x7f0 [ 113.052950][ T7920] ? v9fs_write_inode+0x50/0x50 [ 113.057781][ T7920] legacy_get_tree+0x103/0x1f0 [ 113.062521][ T7920] vfs_get_tree+0x8b/0x2d0 [ 113.066909][ T7920] ? capable+0x14/0x20 [ 113.070956][ T7920] do_mount+0x1281/0x1b60 [ 113.075258][ T7920] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.080775][ T7920] ? copy_mount_string+0x20/0x20 [ 113.085684][ T7920] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.091204][ T7920] ? __kasan_check_write+0x14/0x20 [ 113.096286][ T7920] ? _copy_from_user+0xd6/0x110 [ 113.101110][ T7920] ? __kasan_check_read+0x11/0x20 [ 113.106114][ T7920] ? copy_mount_options+0x77/0x2c0 [ 113.111214][ T7920] ksys_mount+0xba/0xe0 [ 113.115345][ T7920] __x64_sys_mount+0xb9/0x150 [ 113.120017][ T7920] do_syscall_64+0xd0/0x5e0 [ 113.124502][ T7920] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.130371][ T7920] RIP: 0033:0x458da9 [ 113.134252][ T7920] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.153924][ T7920] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.162315][ T7920] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 113.170278][ T7920] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 113.178245][ T7920] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 113.186294][ T7920] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 113.194240][ T7920] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 113.202204][ T7929] CPU: 1 PID: 7929 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 113.210184][ T7929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.210827][ T7930] FAULT_INJECTION: forcing a failure. [ 113.210827][ T7930] name failslab, interval 1, probability 0, space 0, times 0 [ 113.220227][ T7929] Call Trace: [ 113.236100][ T7929] dump_stack+0x12d/0x187 [ 113.240405][ T7929] should_fail.cold.4+0x5/0x13 [ 113.245140][ T7929] ? do_mount+0x1281/0x1b60 [ 113.249625][ T7929] ? fault_create_debugfs_attr+0x150/0x150 [ 113.255404][ T7929] ? find_held_lock+0x36/0x1d0 [ 113.260143][ T7929] should_fail_alloc_page+0x50/0x60 [ 113.265321][ T7929] __alloc_pages_nodemask+0x17f/0x880 [ 113.270668][ T7929] ? cache_grow_end+0xa8/0x190 [ 113.275401][ T7929] ? __alloc_pages_slowpath+0x2570/0x2570 [ 113.281091][ T7929] ? do_raw_spin_lock+0x123/0x2d0 [ 113.286104][ T7929] cache_grow_begin+0x92/0xd60 [ 113.290839][ T7929] ? __kmalloc+0xc5/0x790 [ 113.295142][ T7929] ? trace_hardirqs_off+0x41/0x1a0 [ 113.300225][ T7929] __kmalloc+0x6cd/0x790 [ 113.304451][ T7929] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 113.309713][ T7929] p9_fcall_init.isra.2+0x55/0x1c0 [ 113.314819][ T7929] p9_client_prepare_req.part.5+0x116/0x670 [ 113.320721][ T7929] p9_client_rpc+0x174/0xe50 [ 113.325297][ T7929] ? trace_hardirqs_on+0x28/0x1b0 [ 113.330299][ T7929] ? __kasan_check_read+0x11/0x20 [ 113.335304][ T7929] ? p9_client_prepare_req.part.5+0x670/0x670 [ 113.341361][ T7929] ? add_wait_queue+0x107/0x160 [ 113.346196][ T7929] ? p9_pollwait+0x182/0x210 [ 113.350766][ T7929] ? pipe_poll+0x7e/0x2a0 [ 113.355087][ T7929] ? p9_fd_poll+0x19b/0x2a0 [ 113.359570][ T7929] ? p9_conn_create+0x399/0x4e0 [ 113.364396][ T7929] ? p9_conn_create+0x4e0/0x4e0 [ 113.369235][ T7929] p9_client_create+0x7ec/0x10e0 [ 113.374150][ T7929] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 113.381144][ T7929] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.386661][ T7929] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.392707][ T7929] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.398490][ T7929] ? __kmalloc_track_caller+0x60e/0x780 [ 113.404039][ T7929] ? __x64_sys_mount+0xb9/0x150 [ 113.408862][ T7929] ? do_syscall_64+0xd0/0x5e0 [ 113.413510][ T7929] ? lockdep_init_map+0x1b6/0x6c0 [ 113.418511][ T7929] v9fs_session_init+0x1ed/0x14c0 [ 113.423516][ T7929] ? v9fs_session_init+0x1ed/0x14c0 [ 113.428685][ T7929] ? find_held_lock+0x36/0x1d0 [ 113.433534][ T7929] ? v9fs_show_options+0x6c0/0x6c0 [ 113.438619][ T7929] ? v9fs_mount+0x55/0x7f0 [ 113.443019][ T7929] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.448536][ T7929] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.454582][ T7929] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.460367][ T7929] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.465890][ T7929] v9fs_mount+0x72/0x7f0 [ 113.470107][ T7929] ? v9fs_write_inode+0x50/0x50 [ 113.474931][ T7929] legacy_get_tree+0x103/0x1f0 [ 113.479666][ T7929] vfs_get_tree+0x8b/0x2d0 [ 113.484063][ T7929] ? capable+0x14/0x20 [ 113.488106][ T7929] do_mount+0x1281/0x1b60 [ 113.492417][ T7929] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.497987][ T7929] ? copy_mount_string+0x20/0x20 [ 113.502896][ T7929] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.508414][ T7929] ? __kasan_check_write+0x14/0x20 [ 113.513493][ T7929] ? _copy_from_user+0xd6/0x110 [ 113.518316][ T7929] ? __kasan_check_read+0x11/0x20 [ 113.523311][ T7929] ? copy_mount_options+0x77/0x2c0 [ 113.528404][ T7929] ksys_mount+0xba/0xe0 [ 113.532535][ T7929] __x64_sys_mount+0xb9/0x150 [ 113.537188][ T7929] do_syscall_64+0xd0/0x5e0 [ 113.541668][ T7929] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.547529][ T7929] RIP: 0033:0x458da9 [ 113.551406][ T7929] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 113.570992][ T7929] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 113.579382][ T7929] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 113.587336][ T7929] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 113.595279][ T7929] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 113.603226][ T7929] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 113.611170][ T7929] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 113.619131][ T7930] CPU: 0 PID: 7930 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 113.626943][ T7930] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 113.637007][ T7930] Call Trace: [ 113.640290][ T7930] dump_stack+0x12d/0x187 [ 113.640301][ T7930] should_fail.cold.4+0x5/0x13 [ 113.640309][ T7930] ? stack_trace_save+0x82/0xb0 [ 113.640316][ T7930] ? fault_create_debugfs_attr+0x150/0x150 [ 113.640332][ T7930] __should_failslab+0xba/0xf0 [ 113.640339][ T7930] should_failslab+0x9/0x14 [ 113.640345][ T7930] kmem_cache_alloc+0x47/0x750 [ 113.640350][ T7930] ? ksys_mount+0xba/0xe0 [ 113.640354][ T7930] ? __x64_sys_mount+0xb9/0x150 [ 113.640367][ T7930] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.689138][ T7930] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 113.695551][ T7930] ? __kasan_check_read+0x11/0x20 [ 113.700573][ T7930] idr_get_free+0x35d/0x880 [ 113.705079][ T7930] idr_alloc_u32+0x13a/0x330 [ 113.709647][ T7930] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 113.715170][ T7930] ? mark_held_locks+0x130/0x130 [ 113.720094][ T7930] ? __kasan_check_write+0x14/0x20 [ 113.722695][ T7932] FAULT_INJECTION: forcing a failure. [ 113.722695][ T7932] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 113.725193][ T7930] ? do_raw_spin_lock+0x123/0x2d0 [ 113.725205][ T7930] idr_alloc+0x7d/0xc0 [ 113.747434][ T7930] ? idr_alloc_u32+0x330/0x330 [ 113.752176][ T7930] p9_client_prepare_req.part.5+0x571/0x670 [ 113.758053][ T7930] p9_client_rpc+0x174/0xe50 [ 113.762625][ T7930] ? trace_hardirqs_on+0x28/0x1b0 [ 113.767620][ T7930] ? __kasan_check_read+0x11/0x20 [ 113.772618][ T7930] ? p9_client_prepare_req.part.5+0x670/0x670 [ 113.778655][ T7930] ? add_wait_queue+0x107/0x160 [ 113.783484][ T7930] ? p9_pollwait+0x182/0x210 [ 113.788047][ T7930] ? pipe_poll+0x7e/0x2a0 [ 113.792348][ T7930] ? p9_fd_poll+0x19b/0x2a0 [ 113.796824][ T7930] ? p9_conn_create+0x399/0x4e0 [ 113.801649][ T7930] ? p9_conn_create+0x4e0/0x4e0 [ 113.806481][ T7930] p9_client_create+0x7ec/0x10e0 [ 113.811392][ T7930] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 113.817429][ T7930] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.822943][ T7930] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.828988][ T7930] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.834775][ T7930] ? __kmalloc_track_caller+0x60e/0x780 [ 113.840306][ T7930] ? __x64_sys_mount+0xb9/0x150 [ 113.845130][ T7930] ? do_syscall_64+0xd0/0x5e0 [ 113.850051][ T7930] ? lockdep_init_map+0x1b6/0x6c0 [ 113.855068][ T7930] v9fs_session_init+0x1ed/0x14c0 [ 113.860073][ T7930] ? v9fs_session_init+0x1ed/0x14c0 [ 113.865251][ T7930] ? find_held_lock+0x36/0x1d0 [ 113.870004][ T7930] ? v9fs_show_options+0x6c0/0x6c0 [ 113.875086][ T7930] ? v9fs_mount+0x55/0x7f0 [ 113.879472][ T7930] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.884990][ T7930] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 113.891025][ T7930] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 113.896805][ T7930] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.902324][ T7930] v9fs_mount+0x72/0x7f0 [ 113.906555][ T7930] ? v9fs_write_inode+0x50/0x50 [ 113.911391][ T7930] legacy_get_tree+0x103/0x1f0 [ 113.916139][ T7930] vfs_get_tree+0x8b/0x2d0 [ 113.920529][ T7930] ? capable+0x14/0x20 [ 113.924570][ T7930] do_mount+0x1281/0x1b60 [ 113.928871][ T7930] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 113.934389][ T7930] ? copy_mount_string+0x20/0x20 [ 113.939301][ T7930] ? kmem_cache_alloc_trace+0x39e/0x780 [ 113.944824][ T7930] ? __kasan_check_write+0x14/0x20 [ 113.949906][ T7930] ? _copy_from_user+0xd6/0x110 [ 113.954725][ T7930] ? __kasan_check_read+0x11/0x20 [ 113.959720][ T7930] ? copy_mount_options+0x77/0x2c0 [ 113.964810][ T7930] ksys_mount+0xba/0xe0 [ 113.968950][ T7930] __x64_sys_mount+0xb9/0x150 [ 113.973614][ T7930] do_syscall_64+0xd0/0x5e0 [ 113.978089][ T7930] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 113.983953][ T7930] RIP: 0033:0x458da9 [ 113.987835][ T7930] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.007412][ T7930] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.015795][ T7930] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 114.023751][ T7930] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 114.031696][ T7930] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 114.039650][ T7930] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 114.047593][ T7930] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 114.055556][ T7932] CPU: 1 PID: 7932 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 114.063367][ T7932] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.071687][ T7933] FAULT_INJECTION: forcing a failure. [ 114.071687][ T7933] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 114.073945][ T7932] Call Trace: [ 114.090384][ T7932] dump_stack+0x12d/0x187 [ 114.094687][ T7932] should_fail.cold.4+0x5/0x13 [ 114.099437][ T7932] ? do_mount+0x1281/0x1b60 [ 114.103940][ T7932] ? fault_create_debugfs_attr+0x150/0x150 [ 114.109866][ T7932] ? find_held_lock+0x36/0x1d0 [ 114.114613][ T7932] should_fail_alloc_page+0x50/0x60 [ 114.119807][ T7932] __alloc_pages_nodemask+0x17f/0x880 [ 114.125156][ T7932] ? cache_grow_end+0xa8/0x190 [ 114.129892][ T7932] ? __alloc_pages_slowpath+0x2570/0x2570 [ 114.135680][ T7932] ? do_raw_spin_lock+0x123/0x2d0 [ 114.140683][ T7932] cache_grow_begin+0x92/0xd60 [ 114.145417][ T7932] ? __kmalloc+0xc5/0x790 [ 114.149736][ T7932] ? trace_hardirqs_off+0x41/0x1a0 [ 114.154836][ T7932] __kmalloc+0x6cd/0x790 [ 114.159063][ T7932] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 114.164414][ T7932] p9_fcall_init.isra.2+0x55/0x1c0 [ 114.169502][ T7932] p9_client_prepare_req.part.5+0x116/0x670 [ 114.175636][ T7932] p9_client_rpc+0x174/0xe50 [ 114.180196][ T7932] ? trace_hardirqs_on+0x28/0x1b0 [ 114.185191][ T7932] ? __kasan_check_read+0x11/0x20 [ 114.190198][ T7932] ? p9_client_prepare_req.part.5+0x670/0x670 [ 114.196245][ T7932] ? add_wait_queue+0x107/0x160 [ 114.201071][ T7932] ? p9_pollwait+0x182/0x210 [ 114.205637][ T7932] ? pipe_poll+0x7e/0x2a0 [ 114.209941][ T7932] ? p9_fd_poll+0x19b/0x2a0 [ 114.214422][ T7932] ? p9_conn_create+0x399/0x4e0 [ 114.219255][ T7932] ? p9_conn_create+0x4e0/0x4e0 [ 114.224080][ T7932] p9_client_create+0x7ec/0x10e0 [ 114.228993][ T7932] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 114.235029][ T7932] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.240563][ T7932] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.246602][ T7932] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.252387][ T7932] ? __kmalloc_track_caller+0x60e/0x780 [ 114.257906][ T7932] ? __x64_sys_mount+0xb9/0x150 [ 114.262728][ T7932] ? do_syscall_64+0xd0/0x5e0 [ 114.267386][ T7932] ? lockdep_init_map+0x1b6/0x6c0 [ 114.272392][ T7932] v9fs_session_init+0x1ed/0x14c0 [ 114.277395][ T7932] ? v9fs_session_init+0x1ed/0x14c0 [ 114.282658][ T7932] ? find_held_lock+0x36/0x1d0 [ 114.287425][ T7932] ? v9fs_show_options+0x6c0/0x6c0 [ 114.292514][ T7932] ? v9fs_mount+0x55/0x7f0 [ 114.296923][ T7932] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.302446][ T7932] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.308484][ T7932] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.314289][ T7932] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.319836][ T7932] v9fs_mount+0x72/0x7f0 [ 114.324060][ T7932] ? v9fs_write_inode+0x50/0x50 [ 114.329067][ T7932] legacy_get_tree+0x103/0x1f0 [ 114.333825][ T7932] vfs_get_tree+0x8b/0x2d0 [ 114.338212][ T7932] ? capable+0x14/0x20 [ 114.342261][ T7932] do_mount+0x1281/0x1b60 [ 114.346568][ T7932] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.352097][ T7932] ? copy_mount_string+0x20/0x20 [ 114.357008][ T7932] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.362525][ T7932] ? __kasan_check_write+0x14/0x20 [ 114.367607][ T7932] ? _copy_from_user+0xd6/0x110 [ 114.372433][ T7932] ? __kasan_check_read+0x11/0x20 [ 114.377429][ T7932] ? copy_mount_options+0x77/0x2c0 [ 114.382519][ T7932] ksys_mount+0xba/0xe0 [ 114.386666][ T7932] __x64_sys_mount+0xb9/0x150 [ 114.391322][ T7932] do_syscall_64+0xd0/0x5e0 [ 114.395797][ T7932] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.401701][ T7932] RIP: 0033:0x458da9 [ 114.405574][ T7932] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.425324][ T7932] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.433720][ T7932] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 114.441668][ T7932] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 114.449615][ T7932] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 114.457824][ T7932] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 114.465828][ T7932] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 114.473797][ T7933] CPU: 0 PID: 7933 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 114.481622][ T7933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.491709][ T7933] Call Trace: [ 114.495262][ T7933] dump_stack+0x12d/0x187 [ 114.499833][ T7933] should_fail.cold.4+0x5/0x13 [ 114.504587][ T7933] ? do_mount+0x1281/0x1b60 [ 114.509097][ T7933] ? fault_create_debugfs_attr+0x150/0x150 [ 114.514969][ T7933] ? find_held_lock+0x36/0x1d0 [ 114.519717][ T7933] should_fail_alloc_page+0x50/0x60 [ 114.525085][ T7933] __alloc_pages_nodemask+0x17f/0x880 [ 114.530457][ T7933] ? cache_grow_end+0xa8/0x190 [ 114.535202][ T7933] ? __alloc_pages_slowpath+0x2570/0x2570 [ 114.540933][ T7933] ? do_raw_spin_lock+0x123/0x2d0 [ 114.546057][ T7933] cache_grow_begin+0x92/0xd60 [ 114.550812][ T7933] ? __kmalloc+0xc5/0x790 [ 114.555215][ T7933] ? trace_hardirqs_off+0x41/0x1a0 [ 114.560490][ T7933] __kmalloc+0x6cd/0x790 [ 114.565001][ T7933] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 114.570331][ T7933] p9_fcall_init.isra.2+0x55/0x1c0 [ 114.575433][ T7933] p9_client_prepare_req.part.5+0x116/0x670 [ 114.581319][ T7933] p9_client_rpc+0x174/0xe50 [ 114.585887][ T7933] ? trace_hardirqs_on+0x28/0x1b0 [ 114.590890][ T7933] ? __kasan_check_read+0x11/0x20 [ 114.595909][ T7933] ? p9_client_prepare_req.part.5+0x670/0x670 [ 114.601950][ T7933] ? add_wait_queue+0x107/0x160 [ 114.606796][ T7933] ? p9_pollwait+0x182/0x210 [ 114.611394][ T7933] ? pipe_poll+0x7e/0x2a0 [ 114.615770][ T7933] ? p9_fd_poll+0x19b/0x2a0 [ 114.620249][ T7933] ? p9_conn_create+0x399/0x4e0 [ 114.625085][ T7933] ? p9_conn_create+0x4e0/0x4e0 [ 114.629921][ T7933] p9_client_create+0x7ec/0x10e0 [ 114.634845][ T7933] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 114.640893][ T7933] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.646418][ T7933] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.652464][ T7933] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.658257][ T7933] ? __kmalloc_track_caller+0x60e/0x780 [ 114.663877][ T7933] ? __x64_sys_mount+0xb9/0x150 [ 114.668719][ T7933] ? do_syscall_64+0xd0/0x5e0 [ 114.673371][ T7933] ? lockdep_init_map+0x1b6/0x6c0 [ 114.678382][ T7933] v9fs_session_init+0x1ed/0x14c0 [ 114.683391][ T7933] ? v9fs_session_init+0x1ed/0x14c0 [ 114.688579][ T7933] ? find_held_lock+0x36/0x1d0 [ 114.693332][ T7933] ? v9fs_show_options+0x6c0/0x6c0 [ 114.698429][ T7933] ? v9fs_mount+0x55/0x7f0 [ 114.702849][ T7933] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.708379][ T7933] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.714446][ T7933] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.720231][ T7933] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.726648][ T7933] v9fs_mount+0x72/0x7f0 [ 114.730876][ T7933] ? v9fs_write_inode+0x50/0x50 [ 114.735708][ T7933] legacy_get_tree+0x103/0x1f0 [ 114.740450][ T7933] vfs_get_tree+0x8b/0x2d0 [ 114.744841][ T7933] ? capable+0x14/0x20 [ 114.748888][ T7933] do_mount+0x1281/0x1b60 [ 114.753301][ T7933] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.758840][ T7933] ? copy_mount_string+0x20/0x20 [ 114.763878][ T7933] ? kmem_cache_alloc_trace+0x39e/0x780 [ 114.769406][ T7933] ? __kasan_check_write+0x14/0x20 [ 114.774497][ T7933] ? _copy_from_user+0xd6/0x110 [ 114.779333][ T7933] ? __kasan_check_read+0x11/0x20 [ 114.784354][ T7933] ? copy_mount_options+0x77/0x2c0 [ 114.789464][ T7933] ksys_mount+0xba/0xe0 [ 114.793618][ T7933] __x64_sys_mount+0xb9/0x150 [ 114.798276][ T7933] do_syscall_64+0xd0/0x5e0 [ 114.802765][ T7933] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 114.808654][ T7933] RIP: 0033:0x458da9 [ 114.812534][ T7933] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 114.832120][ T7933] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 114.840520][ T7933] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 114.848472][ T7933] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 114.856455][ T7933] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 114.864438][ T7933] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 114.872391][ T7933] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 114.880355][ T7918] CPU: 1 PID: 7918 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 114.888199][ T7918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 114.898251][ T7918] Call Trace: [ 114.901564][ T7918] dump_stack+0x12d/0x187 [ 114.905895][ T7918] should_fail.cold.4+0x5/0x13 2019/11/09 19:56:30 executed programs: 148 [ 114.910654][ T7918] ? fault_create_debugfs_attr+0x150/0x150 [ 114.910665][ T7918] ? ___might_sleep+0x16b/0x2b0 [ 114.910677][ T7918] __should_failslab+0xba/0xf0 [ 114.910685][ T7918] should_failslab+0x9/0x14 [ 114.910691][ T7918] __kmalloc+0x2eb/0x790 [ 114.921411][ T7918] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 114.921420][ T7918] p9_fcall_init.isra.2+0x55/0x1c0 [ 114.921428][ T7918] p9_client_prepare_req.part.5+0x116/0x670 [ 114.921439][ T7918] p9_client_rpc+0x174/0xe50 [ 114.921446][ T7918] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 114.921457][ T7918] ? p9_client_prepare_req.part.5+0x670/0x670 [ 114.930681][ T7918] ? free_object+0x70/0x70 [ 114.930691][ T7918] ? ksys_dup3+0x2e0/0x2e0 [ 114.930699][ T7918] ? lockdep_init_map+0x1b6/0x6c0 [ 114.930706][ T7918] ? __kasan_check_write+0x14/0x20 [ 114.930714][ T7918] ? p9_conn_create+0x3c2/0x4e0 [ 114.940198][ T7918] ? p9_conn_create+0x4e0/0x4e0 [ 114.940211][ T7918] p9_client_create+0x7ec/0x10e0 [ 114.940224][ T7918] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 114.940232][ T7918] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.940238][ T7918] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 114.940242][ T7918] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 114.940251][ T7918] ? __kmalloc_track_caller+0x60e/0x780 [ 114.940257][ T7918] ? __x64_sys_mount+0xb9/0x150 [ 114.940263][ T7918] ? do_syscall_64+0xd0/0x5e0 [ 114.940268][ T7918] ? lockdep_init_map+0x1b6/0x6c0 [ 114.940280][ T7918] v9fs_session_init+0x1ed/0x14c0 [ 114.964130][ T7942] FAULT_INJECTION: forcing a failure. [ 114.964130][ T7942] name failslab, interval 1, probability 0, space 0, times 0 [ 114.968084][ T7918] ? v9fs_session_init+0x1ed/0x14c0 [ 114.968099][ T7918] ? lock_downgrade+0x900/0x900 [ 114.968105][ T7918] ? __kasan_check_write+0x14/0x20 [ 114.968111][ T7918] ? v9fs_show_options+0x6c0/0x6c0 [ 114.968119][ T7918] ? v9fs_mount+0x55/0x7f0 [ 114.968127][ T7918] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 114.968134][ T7918] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.098598][ T7918] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.104392][ T7918] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.109943][ T7918] v9fs_mount+0x72/0x7f0 [ 115.114167][ T7918] ? v9fs_write_inode+0x50/0x50 [ 115.119533][ T7918] legacy_get_tree+0x103/0x1f0 [ 115.124291][ T7918] vfs_get_tree+0x8b/0x2d0 [ 115.128685][ T7918] ? capable+0x14/0x20 [ 115.132783][ T7918] do_mount+0x1281/0x1b60 [ 115.137289][ T7918] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.142823][ T7918] ? copy_mount_string+0x20/0x20 [ 115.147751][ T7918] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.153285][ T7918] ? __kasan_check_write+0x14/0x20 [ 115.158545][ T7918] ? _copy_from_user+0xd6/0x110 [ 115.163406][ T7918] ? __kasan_check_read+0x11/0x20 [ 115.168417][ T7918] ? copy_mount_options+0x77/0x2c0 [ 115.173524][ T7918] ksys_mount+0xba/0xe0 [ 115.177747][ T7918] __x64_sys_mount+0xb9/0x150 [ 115.182419][ T7918] do_syscall_64+0xd0/0x5e0 [ 115.186918][ T7918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.192783][ T7918] RIP: 0033:0x458da9 [ 115.196657][ T7918] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.216240][ T7918] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.224626][ T7918] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 115.232578][ T7918] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 115.240539][ T7918] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 115.248496][ T7918] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 115.256453][ T7918] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 115.264433][ T7942] CPU: 0 PID: 7942 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 115.272244][ T7942] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.282296][ T7942] Call Trace: [ 115.285591][ T7942] dump_stack+0x12d/0x187 [ 115.290371][ T7946] FAULT_INJECTION: forcing a failure. [ 115.290371][ T7946] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.291140][ T7942] should_fail.cold.4+0x5/0x13 [ 115.309086][ T7942] ? fault_create_debugfs_attr+0x150/0x150 [ 115.314896][ T7942] ? ___might_sleep+0x16b/0x2b0 [ 115.319747][ T7942] __should_failslab+0xba/0xf0 [ 115.324500][ T7942] should_failslab+0x9/0x14 [ 115.328976][ T7942] __kmalloc+0x2eb/0x790 [ 115.333225][ T7942] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 115.338503][ T7942] p9_fcall_init.isra.2+0x55/0x1c0 [ 115.343597][ T7942] p9_client_prepare_req.part.5+0x116/0x670 [ 115.349478][ T7942] p9_client_rpc+0x174/0xe50 [ 115.354058][ T7942] ? trace_hardirqs_on+0x28/0x1b0 [ 115.359055][ T7942] ? __kasan_check_read+0x11/0x20 [ 115.364056][ T7942] ? p9_client_prepare_req.part.5+0x670/0x670 [ 115.370119][ T7942] ? add_wait_queue+0x107/0x160 [ 115.374949][ T7942] ? p9_pollwait+0x182/0x210 [ 115.379572][ T7942] ? pipe_poll+0x7e/0x2a0 [ 115.383890][ T7942] ? p9_fd_poll+0x19b/0x2a0 [ 115.388383][ T7942] ? p9_conn_create+0x399/0x4e0 [ 115.393232][ T7942] ? p9_conn_create+0x4e0/0x4e0 [ 115.398061][ T7942] p9_client_create+0x7ec/0x10e0 [ 115.402975][ T7942] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 115.409015][ T7942] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.414562][ T7942] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.420620][ T7942] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.426421][ T7942] ? __kmalloc_track_caller+0x60e/0x780 [ 115.432038][ T7942] ? __x64_sys_mount+0xb9/0x150 [ 115.436867][ T7942] ? do_syscall_64+0xd0/0x5e0 [ 115.441528][ T7942] ? lockdep_init_map+0x1b6/0x6c0 [ 115.446530][ T7942] v9fs_session_init+0x1ed/0x14c0 [ 115.451540][ T7942] ? v9fs_session_init+0x1ed/0x14c0 [ 115.456735][ T7942] ? lock_downgrade+0x900/0x900 [ 115.461574][ T7942] ? __kasan_check_write+0x14/0x20 [ 115.466657][ T7942] ? v9fs_show_options+0x6c0/0x6c0 [ 115.471756][ T7942] ? hash_net4_resize+0xa58/0xbb4 [ 115.476756][ T7942] ? v9fs_mount+0x55/0x7f0 [ 115.481149][ T7942] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.486668][ T7942] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.492714][ T7942] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.498495][ T7942] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.504016][ T7942] v9fs_mount+0x72/0x7f0 [ 115.508234][ T7942] ? v9fs_write_inode+0x50/0x50 [ 115.513162][ T7942] legacy_get_tree+0x103/0x1f0 [ 115.517903][ T7942] vfs_get_tree+0x8b/0x2d0 [ 115.522309][ T7942] ? capable+0x14/0x20 [ 115.526356][ T7942] do_mount+0x1281/0x1b60 [ 115.530655][ T7942] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.536955][ T7942] ? copy_mount_string+0x20/0x20 [ 115.541867][ T7942] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.547403][ T7942] ? __kasan_check_write+0x14/0x20 [ 115.553441][ T7942] ? _copy_from_user+0xd6/0x110 [ 115.558278][ T7942] ? __kasan_check_read+0x11/0x20 [ 115.563371][ T7942] ? copy_mount_options+0x77/0x2c0 [ 115.568458][ T7942] ksys_mount+0xba/0xe0 [ 115.572589][ T7942] __x64_sys_mount+0xb9/0x150 [ 115.577238][ T7942] do_syscall_64+0xd0/0x5e0 [ 115.581715][ T7942] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 115.587580][ T7942] RIP: 0033:0x458da9 [ 115.591450][ T7942] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 115.611291][ T7942] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 115.619690][ T7942] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 115.627637][ T7942] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 115.635590][ T7942] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 115.643533][ T7942] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 115.651480][ T7942] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 115.659449][ T7946] CPU: 1 PID: 7946 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 115.667252][ T7946] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.667256][ T7946] Call Trace: [ 115.667268][ T7946] dump_stack+0x12d/0x187 [ 115.667278][ T7946] should_fail.cold.4+0x5/0x13 [ 115.667284][ T7946] ? do_mount+0x1281/0x1b60 [ 115.667290][ T7946] ? fault_create_debugfs_attr+0x150/0x150 [ 115.667299][ T7946] ? find_held_lock+0x36/0x1d0 [ 115.680604][ T7946] should_fail_alloc_page+0x50/0x60 [ 115.680610][ T7946] __alloc_pages_nodemask+0x17f/0x880 [ 115.680615][ T7946] ? cache_grow_end+0xa8/0x190 [ 115.680624][ T7946] ? __alloc_pages_slowpath+0x2570/0x2570 [ 115.689666][ T7946] ? do_raw_spin_lock+0x123/0x2d0 [ 115.689681][ T7946] cache_grow_begin+0x92/0xd60 [ 115.689685][ T7946] ? __kmalloc+0xc5/0x790 [ 115.689692][ T7946] ? trace_hardirqs_off+0x41/0x1a0 [ 115.689698][ T7946] __kmalloc+0x6cd/0x790 [ 115.689709][ T7946] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 115.689716][ T7946] p9_fcall_init.isra.2+0x55/0x1c0 [ 115.689723][ T7946] p9_client_prepare_req.part.5+0x116/0x670 [ 115.689731][ T7946] p9_client_rpc+0x174/0xe50 [ 115.689735][ T7946] ? trace_hardirqs_on+0x28/0x1b0 [ 115.689740][ T7946] ? __kasan_check_read+0x11/0x20 [ 115.689747][ T7946] ? p9_client_prepare_req.part.5+0x670/0x670 [ 115.689755][ T7946] ? add_wait_queue+0x107/0x160 [ 115.689763][ T7946] ? p9_pollwait+0x182/0x210 [ 115.689773][ T7946] ? pipe_poll+0x7e/0x2a0 [ 115.689780][ T7946] ? p9_fd_poll+0x19b/0x2a0 [ 115.689787][ T7946] ? p9_conn_create+0x399/0x4e0 [ 115.689796][ T7946] ? p9_conn_create+0x4e0/0x4e0 [ 115.689809][ T7946] p9_client_create+0x7ec/0x10e0 [ 115.689821][ T7946] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 115.689828][ T7946] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.689834][ T7946] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.689838][ T7946] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.689847][ T7946] ? __kmalloc_track_caller+0x60e/0x780 [ 115.689854][ T7946] ? __x64_sys_mount+0xb9/0x150 [ 115.689861][ T7946] ? do_syscall_64+0xd0/0x5e0 [ 115.700121][ T7946] ? lockdep_init_map+0x1b6/0x6c0 [ 115.700137][ T7946] v9fs_session_init+0x1ed/0x14c0 [ 115.700142][ T7946] ? v9fs_session_init+0x1ed/0x14c0 [ 115.710062][ T7946] ? lock_downgrade+0x900/0x900 [ 115.710067][ T7946] ? __kasan_check_write+0x14/0x20 [ 115.710075][ T7946] ? v9fs_show_options+0x6c0/0x6c0 [ 115.710083][ T7946] ? v9fs_mount+0x55/0x7f0 [ 115.710091][ T7946] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.710097][ T7946] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 115.710102][ T7946] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 115.720200][ T7946] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.720215][ T7946] v9fs_mount+0x72/0x7f0 [ 115.753631][ T7949] FAULT_INJECTION: forcing a failure. [ 115.753631][ T7949] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 115.754830][ T7946] ? v9fs_write_inode+0x50/0x50 [ 115.937424][ T7946] legacy_get_tree+0x103/0x1f0 [ 115.942165][ T7946] vfs_get_tree+0x8b/0x2d0 [ 115.946561][ T7946] ? capable+0x14/0x20 [ 115.950608][ T7946] do_mount+0x1281/0x1b60 [ 115.954909][ T7946] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 115.960436][ T7946] ? copy_mount_string+0x20/0x20 [ 115.965348][ T7946] ? kmem_cache_alloc_trace+0x39e/0x780 [ 115.970862][ T7946] ? __kasan_check_write+0x14/0x20 [ 115.975945][ T7946] ? _copy_from_user+0xd6/0x110 [ 115.980767][ T7946] ? __kasan_check_read+0x11/0x20 [ 115.985785][ T7946] ? copy_mount_options+0x77/0x2c0 [ 115.990871][ T7946] ksys_mount+0xba/0xe0 [ 115.995003][ T7946] __x64_sys_mount+0xb9/0x150 [ 115.999672][ T7946] do_syscall_64+0xd0/0x5e0 [ 116.004152][ T7946] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.010105][ T7946] RIP: 0033:0x458da9 [ 116.013971][ T7946] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.033551][ T7946] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.041943][ T7946] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 116.049915][ T7946] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 116.057879][ T7946] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 116.065826][ T7946] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 116.073774][ T7946] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 116.081747][ T7949] CPU: 0 PID: 7949 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 116.089558][ T7949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.099614][ T7949] Call Trace: [ 116.102914][ T7949] dump_stack+0x12d/0x187 [ 116.107241][ T7949] should_fail.cold.4+0x5/0x13 [ 116.112051][ T7949] ? do_mount+0x1281/0x1b60 [ 116.116547][ T7949] ? fault_create_debugfs_attr+0x150/0x150 [ 116.122351][ T7949] ? find_held_lock+0x36/0x1d0 [ 116.127111][ T7949] should_fail_alloc_page+0x50/0x60 [ 116.132297][ T7949] __alloc_pages_nodemask+0x17f/0x880 [ 116.134916][ T7953] FAULT_INJECTION: forcing a failure. [ 116.134916][ T7953] name failslab, interval 1, probability 0, space 0, times 0 [ 116.137671][ T7949] ? cache_grow_end+0xa8/0x190 [ 116.137679][ T7949] ? __alloc_pages_slowpath+0x2570/0x2570 [ 116.137685][ T7949] ? do_raw_spin_lock+0x123/0x2d0 [ 116.137698][ T7949] cache_grow_begin+0x92/0xd60 [ 116.137701][ T7949] ? __kmalloc+0xc5/0x790 [ 116.137712][ T7949] ? trace_hardirqs_off+0x41/0x1a0 [ 116.137719][ T7949] __kmalloc+0x6cd/0x790 [ 116.137729][ T7949] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 116.137735][ T7949] p9_fcall_init.isra.2+0x55/0x1c0 [ 116.137742][ T7949] p9_client_prepare_req.part.5+0x116/0x670 [ 116.137752][ T7949] p9_client_rpc+0x174/0xe50 [ 116.157854][ T7957] FAULT_INJECTION: forcing a failure. [ 116.157854][ T7957] name failslab, interval 1, probability 0, space 0, times 0 [ 116.160993][ T7949] ? trace_hardirqs_on+0x28/0x1b0 [ 116.160999][ T7949] ? __kasan_check_read+0x11/0x20 [ 116.161010][ T7949] ? p9_client_prepare_req.part.5+0x670/0x670 [ 116.161017][ T7949] ? add_wait_queue+0x107/0x160 [ 116.161025][ T7949] ? p9_pollwait+0x182/0x210 [ 116.161036][ T7949] ? pipe_poll+0x7e/0x2a0 [ 116.180229][ T7949] ? p9_fd_poll+0x19b/0x2a0 [ 116.180238][ T7949] ? p9_conn_create+0x399/0x4e0 [ 116.180248][ T7949] ? p9_conn_create+0x4e0/0x4e0 [ 116.189735][ T7949] p9_client_create+0x7ec/0x10e0 [ 116.189745][ T7949] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 116.189753][ T7949] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.189758][ T7949] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.189764][ T7949] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.189772][ T7949] ? __kmalloc_track_caller+0x60e/0x780 [ 116.189778][ T7949] ? __x64_sys_mount+0xb9/0x150 [ 116.189785][ T7949] ? do_syscall_64+0xd0/0x5e0 [ 116.189790][ T7949] ? lockdep_init_map+0x1b6/0x6c0 [ 116.189804][ T7949] v9fs_session_init+0x1ed/0x14c0 [ 116.189809][ T7949] ? v9fs_session_init+0x1ed/0x14c0 [ 116.189816][ T7949] ? find_held_lock+0x36/0x1d0 [ 116.189828][ T7949] ? v9fs_show_options+0x6c0/0x6c0 [ 116.189835][ T7949] ? v9fs_mount+0x55/0x7f0 [ 116.189840][ T7949] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.189845][ T7949] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.189849][ T7949] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.189857][ T7949] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.189869][ T7949] v9fs_mount+0x72/0x7f0 [ 116.189877][ T7949] ? v9fs_write_inode+0x50/0x50 [ 116.189884][ T7949] legacy_get_tree+0x103/0x1f0 [ 116.189893][ T7949] vfs_get_tree+0x8b/0x2d0 [ 116.189898][ T7949] ? capable+0x14/0x20 [ 116.189906][ T7949] do_mount+0x1281/0x1b60 [ 116.189912][ T7949] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.189919][ T7949] ? copy_mount_string+0x20/0x20 [ 116.189926][ T7949] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.189933][ T7949] ? __kasan_check_write+0x14/0x20 [ 116.189940][ T7949] ? _copy_from_user+0xd6/0x110 [ 116.189947][ T7949] ? __kasan_check_read+0x11/0x20 [ 116.189951][ T7949] ? copy_mount_options+0x77/0x2c0 [ 116.189960][ T7949] ksys_mount+0xba/0xe0 [ 116.189968][ T7949] __x64_sys_mount+0xb9/0x150 [ 116.189975][ T7949] do_syscall_64+0xd0/0x5e0 [ 116.189984][ T7949] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.189989][ T7949] RIP: 0033:0x458da9 [ 116.189996][ T7949] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.210662][ T7961] FAULT_INJECTION: forcing a failure. [ 116.210662][ T7961] name failslab, interval 1, probability 0, space 0, times 0 [ 116.218111][ T7949] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.484443][ T7949] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 116.492398][ T7949] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 116.500343][ T7949] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 116.508387][ T7949] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 116.516332][ T7949] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 116.524304][ T7961] CPU: 1 PID: 7961 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 116.532200][ T7961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.542264][ T7961] Call Trace: [ 116.545545][ T7961] dump_stack+0x12d/0x187 [ 116.549866][ T7961] should_fail.cold.4+0x5/0x13 [ 116.554644][ T7961] ? stack_trace_save+0x82/0xb0 [ 116.554974][ T7964] FAULT_INJECTION: forcing a failure. [ 116.554974][ T7964] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 116.559480][ T7961] ? fault_create_debugfs_attr+0x150/0x150 [ 116.578461][ T7961] __should_failslab+0xba/0xf0 [ 116.583200][ T7961] should_failslab+0x9/0x14 [ 116.587674][ T7961] kmem_cache_alloc+0x47/0x750 [ 116.592408][ T7961] ? ksys_mount+0xba/0xe0 [ 116.596706][ T7961] ? __x64_sys_mount+0xb9/0x150 [ 116.601536][ T7961] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.607577][ T7961] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 116.613970][ T7961] ? __kasan_check_read+0x11/0x20 [ 116.618967][ T7961] idr_get_free+0x35d/0x880 [ 116.623453][ T7961] idr_alloc_u32+0x13a/0x330 [ 116.628016][ T7961] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 116.633530][ T7961] ? mark_held_locks+0x130/0x130 [ 116.638439][ T7961] ? __kasan_check_write+0x14/0x20 [ 116.643520][ T7961] ? do_raw_spin_lock+0x123/0x2d0 [ 116.648519][ T7961] idr_alloc+0x7d/0xc0 [ 116.652561][ T7961] ? idr_alloc_u32+0x330/0x330 [ 116.657300][ T7961] p9_client_prepare_req.part.5+0x571/0x670 [ 116.663164][ T7961] p9_client_rpc+0x174/0xe50 [ 116.667724][ T7961] ? trace_hardirqs_on+0x28/0x1b0 [ 116.672726][ T7961] ? __kasan_check_read+0x11/0x20 [ 116.677724][ T7961] ? p9_client_prepare_req.part.5+0x670/0x670 [ 116.683937][ T7961] ? add_wait_queue+0x107/0x160 [ 116.688762][ T7961] ? p9_pollwait+0x182/0x210 [ 116.693327][ T7961] ? pipe_poll+0x7e/0x2a0 [ 116.697637][ T7961] ? p9_fd_poll+0x19b/0x2a0 [ 116.702121][ T7961] ? p9_conn_create+0x399/0x4e0 [ 116.706955][ T7961] ? p9_conn_create+0x4e0/0x4e0 [ 116.711793][ T7961] p9_client_create+0x7ec/0x10e0 [ 116.716708][ T7961] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 116.722744][ T7961] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.728260][ T7961] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.734299][ T7961] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.740166][ T7961] ? __kmalloc_track_caller+0x60e/0x780 [ 116.745682][ T7961] ? __x64_sys_mount+0xb9/0x150 [ 116.750505][ T7961] ? do_syscall_64+0xd0/0x5e0 [ 116.755160][ T7961] ? lockdep_init_map+0x1b6/0x6c0 [ 116.760164][ T7961] v9fs_session_init+0x1ed/0x14c0 [ 116.765159][ T7961] ? v9fs_session_init+0x1ed/0x14c0 [ 116.770330][ T7961] ? find_held_lock+0x36/0x1d0 [ 116.775068][ T7961] ? v9fs_show_options+0x6c0/0x6c0 [ 116.780158][ T7961] ? v9fs_mount+0x55/0x7f0 [ 116.784555][ T7961] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.790072][ T7961] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 116.796121][ T7961] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 116.801910][ T7961] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.807434][ T7961] v9fs_mount+0x72/0x7f0 [ 116.811660][ T7961] ? v9fs_write_inode+0x50/0x50 [ 116.816491][ T7961] legacy_get_tree+0x103/0x1f0 [ 116.821229][ T7961] vfs_get_tree+0x8b/0x2d0 [ 116.825631][ T7961] ? capable+0x14/0x20 [ 116.829671][ T7961] do_mount+0x1281/0x1b60 [ 116.833971][ T7961] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 116.839488][ T7961] ? copy_mount_string+0x20/0x20 [ 116.844406][ T7961] ? kmem_cache_alloc_trace+0x39e/0x780 [ 116.849920][ T7961] ? __kasan_check_write+0x14/0x20 [ 116.855004][ T7961] ? _copy_from_user+0xd6/0x110 [ 116.861213][ T7961] ? __kasan_check_read+0x11/0x20 [ 116.866206][ T7961] ? copy_mount_options+0x77/0x2c0 [ 116.871287][ T7961] ksys_mount+0xba/0xe0 [ 116.875421][ T7961] __x64_sys_mount+0xb9/0x150 [ 116.880072][ T7961] do_syscall_64+0xd0/0x5e0 [ 116.884636][ T7961] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 116.890499][ T7961] RIP: 0033:0x458da9 [ 116.894384][ T7961] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 116.913986][ T7961] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 116.922380][ T7961] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 116.930328][ T7961] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 116.938280][ T7961] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 116.946235][ T7961] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 116.954179][ T7961] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 116.962152][ T7964] CPU: 0 PID: 7964 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 116.969968][ T7964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.980221][ T7964] Call Trace: [ 116.983504][ T7964] dump_stack+0x12d/0x187 [ 116.987806][ T7964] should_fail.cold.4+0x5/0x13 [ 116.992541][ T7964] ? do_mount+0x1281/0x1b60 [ 116.997035][ T7964] ? fault_create_debugfs_attr+0x150/0x150 [ 117.002812][ T7964] ? find_held_lock+0x36/0x1d0 [ 117.007549][ T7964] should_fail_alloc_page+0x50/0x60 [ 117.012716][ T7964] __alloc_pages_nodemask+0x17f/0x880 [ 117.018060][ T7964] ? cache_grow_end+0xa8/0x190 [ 117.022834][ T7964] ? __alloc_pages_slowpath+0x2570/0x2570 [ 117.028525][ T7964] ? do_raw_spin_lock+0x123/0x2d0 [ 117.033522][ T7964] cache_grow_begin+0x92/0xd60 [ 117.038252][ T7964] ? __kmalloc+0xc5/0x790 [ 117.042551][ T7964] ? trace_hardirqs_off+0x41/0x1a0 [ 117.047640][ T7964] __kmalloc+0x6cd/0x790 [ 117.051864][ T7964] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 117.057119][ T7964] p9_fcall_init.isra.2+0x55/0x1c0 [ 117.062208][ T7964] p9_client_prepare_req.part.5+0x116/0x670 [ 117.068090][ T7964] p9_client_rpc+0x174/0xe50 [ 117.072647][ T7964] ? trace_hardirqs_on+0x28/0x1b0 [ 117.077642][ T7964] ? __kasan_check_read+0x11/0x20 [ 117.082642][ T7964] ? p9_client_prepare_req.part.5+0x670/0x670 [ 117.088687][ T7964] ? add_wait_queue+0x107/0x160 [ 117.093509][ T7964] ? p9_pollwait+0x182/0x210 [ 117.098075][ T7964] ? pipe_poll+0x7e/0x2a0 [ 117.102377][ T7964] ? p9_fd_poll+0x19b/0x2a0 [ 117.106852][ T7964] ? p9_conn_create+0x399/0x4e0 [ 117.111675][ T7964] ? p9_conn_create+0x4e0/0x4e0 [ 117.116499][ T7964] p9_client_create+0x7ec/0x10e0 [ 117.121410][ T7964] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 117.127444][ T7964] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.132960][ T7964] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.139006][ T7964] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.144785][ T7964] ? __kmalloc_track_caller+0x60e/0x780 [ 117.150303][ T7964] ? __x64_sys_mount+0xb9/0x150 [ 117.155125][ T7964] ? do_syscall_64+0xd0/0x5e0 [ 117.159796][ T7964] ? lockdep_init_map+0x1b6/0x6c0 [ 117.164821][ T7964] v9fs_session_init+0x1ed/0x14c0 [ 117.169819][ T7964] ? v9fs_session_init+0x1ed/0x14c0 [ 117.174996][ T7964] ? find_held_lock+0x36/0x1d0 [ 117.179739][ T7964] ? v9fs_show_options+0x6c0/0x6c0 [ 117.184835][ T7964] ? v9fs_mount+0x55/0x7f0 [ 117.189221][ T7964] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.194737][ T7964] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.200791][ T7964] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.207698][ T7964] ? kmem_cache_alloc_trace+0x39e/0x780 [ 117.213219][ T7964] v9fs_mount+0x72/0x7f0 [ 117.217445][ T7964] ? v9fs_write_inode+0x50/0x50 [ 117.222275][ T7964] legacy_get_tree+0x103/0x1f0 [ 117.227026][ T7964] vfs_get_tree+0x8b/0x2d0 [ 117.231410][ T7964] ? capable+0x14/0x20 [ 117.235461][ T7964] do_mount+0x1281/0x1b60 [ 117.239760][ T7964] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.245280][ T7964] ? copy_mount_string+0x20/0x20 [ 117.250199][ T7964] ? kmem_cache_alloc_trace+0x39e/0x780 [ 117.255713][ T7964] ? __kasan_check_write+0x14/0x20 [ 117.260821][ T7964] ? _copy_from_user+0xd6/0x110 [ 117.265662][ T7964] ? __kasan_check_read+0x11/0x20 [ 117.270654][ T7964] ? copy_mount_options+0x77/0x2c0 [ 117.275754][ T7964] ksys_mount+0xba/0xe0 [ 117.279904][ T7964] __x64_sys_mount+0xb9/0x150 [ 117.284568][ T7964] do_syscall_64+0xd0/0x5e0 [ 117.289052][ T7964] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.294924][ T7964] RIP: 0033:0x458da9 [ 117.298807][ T7964] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.318385][ T7964] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.326862][ T7964] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 117.334824][ T7964] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 117.342787][ T7964] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 117.350740][ T7964] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 117.358697][ T7964] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 117.369844][ T26] audit: type=1804 audit(1573329393.372:65): pid=7955 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir044119517/syzkaller.DjItov/25/file0" dev="sda1" ino=16731 res=1 [ 117.380165][ T7966] FAULT_INJECTION: forcing a failure. [ 117.380165][ T7966] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 117.394628][ T7957] CPU: 1 PID: 7957 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 117.415227][ T7957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.425257][ T7957] Call Trace: [ 117.428524][ T7957] dump_stack+0x12d/0x187 [ 117.432830][ T7957] should_fail.cold.4+0x5/0x13 [ 117.437568][ T7957] ? fault_create_debugfs_attr+0x150/0x150 [ 117.443349][ T7957] ? ___might_sleep+0x16b/0x2b0 [ 117.448172][ T7957] __should_failslab+0xba/0xf0 [ 117.452906][ T7957] should_failslab+0x9/0x14 [ 117.457383][ T7957] __kmalloc+0x2eb/0x790 [ 117.461598][ T7957] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 117.466856][ T7957] p9_fcall_init.isra.2+0x55/0x1c0 [ 117.471941][ T7957] p9_client_prepare_req.part.5+0x116/0x670 [ 117.477819][ T7957] p9_client_rpc+0x174/0xe50 [ 117.482380][ T7957] ? trace_hardirqs_on+0x28/0x1b0 [ 117.488070][ T7957] ? __kasan_check_read+0x11/0x20 [ 117.493076][ T7957] ? p9_client_prepare_req.part.5+0x670/0x670 [ 117.499116][ T7957] ? add_wait_queue+0x107/0x160 [ 117.503941][ T7957] ? p9_pollwait+0x182/0x210 [ 117.508503][ T7957] ? pipe_poll+0x7e/0x2a0 [ 117.512802][ T7957] ? p9_fd_poll+0x19b/0x2a0 [ 117.517279][ T7957] ? p9_conn_create+0x399/0x4e0 [ 117.522102][ T7957] ? p9_conn_create+0x4e0/0x4e0 [ 117.526926][ T7957] p9_client_create+0x7ec/0x10e0 [ 117.531848][ T7957] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 117.537885][ T7957] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.543402][ T7957] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.549444][ T7957] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.555222][ T7957] ? __kmalloc_track_caller+0x60e/0x780 [ 117.560738][ T7957] ? __x64_sys_mount+0xb9/0x150 [ 117.565567][ T7957] ? do_syscall_64+0xd0/0x5e0 [ 117.570221][ T7957] ? lockdep_init_map+0x1b6/0x6c0 [ 117.575228][ T7957] v9fs_session_init+0x1ed/0x14c0 [ 117.580223][ T7957] ? v9fs_session_init+0x1ed/0x14c0 [ 117.585394][ T7957] ? find_held_lock+0x36/0x1d0 [ 117.590181][ T7957] ? v9fs_show_options+0x6c0/0x6c0 [ 117.595264][ T7957] ? v9fs_mount+0x55/0x7f0 [ 117.599654][ T7957] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.605170][ T7957] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.611214][ T7957] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.616993][ T7957] ? kmem_cache_alloc_trace+0x39e/0x780 [ 117.622511][ T7957] v9fs_mount+0x72/0x7f0 [ 117.626736][ T7957] ? v9fs_write_inode+0x50/0x50 [ 117.631558][ T7957] legacy_get_tree+0x103/0x1f0 [ 117.636293][ T7957] vfs_get_tree+0x8b/0x2d0 [ 117.640686][ T7957] ? capable+0x14/0x20 [ 117.644734][ T7957] do_mount+0x1281/0x1b60 [ 117.649035][ T7957] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.654559][ T7957] ? copy_mount_string+0x20/0x20 [ 117.659470][ T7957] ? kmem_cache_alloc_trace+0x39e/0x780 [ 117.664984][ T7957] ? __kasan_check_write+0x14/0x20 [ 117.670070][ T7957] ? __kasan_check_read+0x11/0x20 [ 117.675067][ T7957] ? copy_mount_options+0x77/0x2c0 [ 117.680151][ T7957] ksys_mount+0xba/0xe0 [ 117.684280][ T7957] __x64_sys_mount+0xb9/0x150 [ 117.688932][ T7957] do_syscall_64+0xd0/0x5e0 [ 117.693417][ T7957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 117.699279][ T7957] RIP: 0033:0x458da9 [ 117.703148][ T7957] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 117.722728][ T7957] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 117.731111][ T7957] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 117.739066][ T7957] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 117.747008][ T7957] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 117.754951][ T7957] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 117.763069][ T7957] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 117.771040][ T7966] CPU: 0 PID: 7966 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 117.778862][ T7966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.788915][ T7966] Call Trace: [ 117.790713][ T7969] FAULT_INJECTION: forcing a failure. [ 117.790713][ T7969] name failslab, interval 1, probability 0, space 0, times 0 [ 117.792207][ T7966] dump_stack+0x12d/0x187 [ 117.792219][ T7966] should_fail.cold.4+0x5/0x13 [ 117.792226][ T7966] ? do_mount+0x1281/0x1b60 [ 117.792233][ T7966] ? fault_create_debugfs_attr+0x150/0x150 [ 117.792243][ T7966] ? find_held_lock+0x36/0x1d0 [ 117.811817][ T7971] FAULT_INJECTION: forcing a failure. [ 117.811817][ T7971] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 117.813869][ T7966] should_fail_alloc_page+0x50/0x60 [ 117.847165][ T7966] __alloc_pages_nodemask+0x17f/0x880 [ 117.852524][ T7966] ? cache_grow_end+0xa8/0x190 [ 117.857271][ T7966] ? __alloc_pages_slowpath+0x2570/0x2570 [ 117.862961][ T7966] ? do_raw_spin_lock+0x123/0x2d0 [ 117.867970][ T7966] cache_grow_begin+0x92/0xd60 [ 117.872703][ T7966] ? __kmalloc+0xc5/0x790 [ 117.877003][ T7966] ? trace_hardirqs_off+0x41/0x1a0 [ 117.882086][ T7966] __kmalloc+0x6cd/0x790 [ 117.886305][ T7966] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 117.891567][ T7966] p9_fcall_init.isra.2+0x55/0x1c0 [ 117.896650][ T7966] p9_client_prepare_req.part.5+0x116/0x670 [ 117.902517][ T7966] p9_client_rpc+0x174/0xe50 [ 117.907167][ T7966] ? trace_hardirqs_on+0x28/0x1b0 [ 117.912158][ T7966] ? __kasan_check_read+0x11/0x20 [ 117.917155][ T7966] ? p9_client_prepare_req.part.5+0x670/0x670 [ 117.923211][ T7966] ? add_wait_queue+0x107/0x160 [ 117.928032][ T7966] ? p9_pollwait+0x182/0x210 [ 117.932595][ T7966] ? pipe_poll+0x7e/0x2a0 [ 117.936893][ T7966] ? p9_fd_poll+0x19b/0x2a0 [ 117.941369][ T7966] ? p9_conn_create+0x399/0x4e0 [ 117.946193][ T7966] ? p9_conn_create+0x4e0/0x4e0 [ 117.951023][ T7966] p9_client_create+0x7ec/0x10e0 [ 117.955938][ T7966] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 117.962004][ T7966] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 117.967525][ T7966] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 117.973684][ T7966] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 117.979469][ T7966] ? __kmalloc_track_caller+0x60e/0x780 [ 117.984997][ T7966] ? __x64_sys_mount+0xb9/0x150 [ 117.989828][ T7966] ? do_syscall_64+0xd0/0x5e0 [ 117.994483][ T7966] ? lockdep_init_map+0x1b6/0x6c0 [ 117.999492][ T7966] v9fs_session_init+0x1ed/0x14c0 [ 118.004493][ T7966] ? v9fs_session_init+0x1ed/0x14c0 [ 118.009675][ T7966] ? find_held_lock+0x36/0x1d0 [ 118.014417][ T7966] ? v9fs_show_options+0x6c0/0x6c0 [ 118.019515][ T7966] ? hash_net4_resize+0xa58/0xbb4 [ 118.024509][ T7966] ? v9fs_mount+0x55/0x7f0 [ 118.028898][ T7966] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.034431][ T7966] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.040468][ T7966] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.046250][ T7966] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.051779][ T7966] v9fs_mount+0x72/0x7f0 [ 118.056002][ T7966] ? v9fs_write_inode+0x50/0x50 [ 118.060830][ T7966] legacy_get_tree+0x103/0x1f0 [ 118.065574][ T7966] vfs_get_tree+0x8b/0x2d0 [ 118.069963][ T7966] ? capable+0x14/0x20 [ 118.074014][ T7966] do_mount+0x1281/0x1b60 [ 118.078319][ T7966] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.083838][ T7966] ? copy_mount_string+0x20/0x20 [ 118.088752][ T7966] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.094279][ T7966] ? __kasan_check_write+0x14/0x20 [ 118.099374][ T7966] ? _copy_from_user+0xd6/0x110 [ 118.104199][ T7966] ? __kasan_check_read+0x11/0x20 [ 118.109203][ T7966] ? copy_mount_options+0x77/0x2c0 [ 118.114289][ T7966] ksys_mount+0xba/0xe0 [ 118.118418][ T7966] __x64_sys_mount+0xb9/0x150 [ 118.123071][ T7966] do_syscall_64+0xd0/0x5e0 [ 118.127548][ T7966] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.133415][ T7966] RIP: 0033:0x458da9 [ 118.137292][ T7966] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.156871][ T7966] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.165255][ T7966] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 118.173210][ T7966] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 118.181156][ T7966] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 118.189103][ T7966] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 118.197045][ T7966] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 118.205059][ T7971] CPU: 1 PID: 7971 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 118.206031][ T7955] FAULT_INJECTION: forcing a failure. [ 118.206031][ T7955] name failslab, interval 1, probability 0, space 0, times 0 [ 118.212857][ T7971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.212861][ T7971] Call Trace: [ 118.212874][ T7971] dump_stack+0x12d/0x187 [ 118.212884][ T7971] should_fail.cold.4+0x5/0x13 [ 118.212890][ T7971] ? do_mount+0x1281/0x1b60 [ 118.212896][ T7971] ? fault_create_debugfs_attr+0x150/0x150 [ 118.212906][ T7971] ? find_held_lock+0x36/0x1d0 [ 118.247824][ T7971] should_fail_alloc_page+0x50/0x60 [ 118.258096][ T7971] __alloc_pages_nodemask+0x17f/0x880 [ 118.258102][ T7971] ? cache_grow_end+0xa8/0x190 [ 118.258107][ T7971] ? __alloc_pages_slowpath+0x2570/0x2570 [ 118.258112][ T7971] ? do_raw_spin_lock+0x123/0x2d0 [ 118.258124][ T7971] cache_grow_begin+0x92/0xd60 [ 118.258128][ T7971] ? __kmalloc+0xc5/0x790 [ 118.258134][ T7971] ? trace_hardirqs_off+0x41/0x1a0 [ 118.258140][ T7971] __kmalloc+0x6cd/0x790 [ 118.258150][ T7971] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 118.258157][ T7971] p9_fcall_init.isra.2+0x55/0x1c0 [ 118.258165][ T7971] p9_client_prepare_req.part.5+0x116/0x670 [ 118.278177][ T7971] p9_client_rpc+0x174/0xe50 [ 118.278184][ T7971] ? trace_hardirqs_on+0x28/0x1b0 [ 118.278190][ T7971] ? __kasan_check_read+0x11/0x20 [ 118.278199][ T7971] ? p9_client_prepare_req.part.5+0x670/0x670 [ 118.278205][ T7971] ? add_wait_queue+0x107/0x160 [ 118.278212][ T7971] ? p9_pollwait+0x182/0x210 [ 118.278221][ T7971] ? pipe_poll+0x7e/0x2a0 [ 118.297953][ T7971] ? p9_fd_poll+0x19b/0x2a0 [ 118.307278][ T7971] ? p9_conn_create+0x399/0x4e0 [ 118.307287][ T7971] ? p9_conn_create+0x4e0/0x4e0 [ 118.307298][ T7971] p9_client_create+0x7ec/0x10e0 [ 118.307310][ T7971] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 118.307317][ T7971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.307323][ T7971] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.307330][ T7971] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.338096][ T7971] ? __kmalloc_track_caller+0x60e/0x780 [ 118.348992][ T7971] ? __x64_sys_mount+0xb9/0x150 [ 118.348999][ T7971] ? do_syscall_64+0xd0/0x5e0 [ 118.349005][ T7971] ? lockdep_init_map+0x1b6/0x6c0 [ 118.349017][ T7971] v9fs_session_init+0x1ed/0x14c0 [ 118.349022][ T7971] ? v9fs_session_init+0x1ed/0x14c0 [ 118.349028][ T7971] ? find_held_lock+0x36/0x1d0 [ 118.349039][ T7971] ? v9fs_show_options+0x6c0/0x6c0 [ 118.349047][ T7971] ? v9fs_mount+0x55/0x7f0 [ 118.349056][ T7971] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.349061][ T7971] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.349066][ T7971] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.349075][ T7971] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.367246][ T7971] v9fs_mount+0x72/0x7f0 [ 118.376981][ T7971] ? v9fs_write_inode+0x50/0x50 [ 118.376991][ T7971] legacy_get_tree+0x103/0x1f0 [ 118.376999][ T7971] vfs_get_tree+0x8b/0x2d0 [ 118.377005][ T7971] ? capable+0x14/0x20 [ 118.377013][ T7971] do_mount+0x1281/0x1b60 [ 118.377019][ T7971] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 118.377027][ T7971] ? copy_mount_string+0x20/0x20 [ 118.377034][ T7971] ? retint_kernel+0x2b/0x2b [ 118.400426][ T7971] ? copy_mount_options+0x1a8/0x2c0 [ 118.514160][ T7971] ? copy_mount_options+0x77/0x2c0 [ 118.519256][ T7971] ksys_mount+0xba/0xe0 [ 118.523385][ T7971] __x64_sys_mount+0xb9/0x150 [ 118.528036][ T7971] do_syscall_64+0xd0/0x5e0 [ 118.532514][ T7971] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.538377][ T7971] RIP: 0033:0x458da9 [ 118.542247][ T7971] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.561823][ T7971] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.570206][ T7971] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 118.578149][ T7971] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 118.586095][ T7971] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 118.594036][ T7971] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 118.601986][ T7971] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 118.609945][ T7955] CPU: 0 PID: 7955 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 118.617751][ T7955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.627816][ T7955] Call Trace: [ 118.631106][ T7955] dump_stack+0x12d/0x187 [ 118.635423][ T7955] should_fail.cold.4+0x5/0x13 [ 118.640428][ T7955] ? fault_create_debugfs_attr+0x150/0x150 [ 118.646211][ T7955] ? ___might_sleep+0x16b/0x2b0 [ 118.651042][ T7955] __should_failslab+0xba/0xf0 [ 118.655804][ T7955] should_failslab+0x9/0x14 [ 118.660289][ T7955] __kmalloc+0x2eb/0x790 [ 118.664517][ T7955] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 118.669776][ T7955] p9_fcall_init.isra.2+0x55/0x1c0 [ 118.674871][ T7955] p9_client_prepare_req.part.5+0x116/0x670 [ 118.680739][ T7955] p9_client_rpc+0x174/0xe50 [ 118.685394][ T7955] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 118.691184][ T7955] ? p9_client_prepare_req.part.5+0x670/0x670 [ 118.697228][ T7955] ? free_object+0x70/0x70 [ 118.701619][ T7955] ? ksys_dup3+0x2e0/0x2e0 [ 118.706019][ T7955] ? lockdep_init_map+0x1b6/0x6c0 [ 118.711025][ T7955] ? __kasan_check_write+0x14/0x20 [ 118.716127][ T7955] ? p9_conn_create+0x3c2/0x4e0 [ 118.721484][ T7955] ? p9_conn_create+0x4e0/0x4e0 [ 118.726323][ T7955] p9_client_create+0x7ec/0x10e0 [ 118.731252][ T7955] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 118.737293][ T7955] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.742821][ T7955] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.748868][ T7955] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.754648][ T7955] ? __kmalloc_track_caller+0x60e/0x780 [ 118.760173][ T7955] ? __x64_sys_mount+0xb9/0x150 [ 118.764998][ T7955] ? do_syscall_64+0xd0/0x5e0 [ 118.769649][ T7955] ? lockdep_init_map+0x1b6/0x6c0 [ 118.774654][ T7955] v9fs_session_init+0x1ed/0x14c0 [ 118.779660][ T7955] ? v9fs_session_init+0x1ed/0x14c0 [ 118.784839][ T7955] ? lock_downgrade+0x900/0x900 [ 118.789686][ T7955] ? __kasan_check_write+0x14/0x20 [ 118.794774][ T7955] ? v9fs_show_options+0x6c0/0x6c0 [ 118.799861][ T7955] ? v9fs_mount+0x55/0x7f0 [ 118.804340][ T7955] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.809864][ T7955] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 118.815899][ T7955] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 118.821692][ T7955] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.827220][ T7955] v9fs_mount+0x72/0x7f0 [ 118.831440][ T7955] ? v9fs_write_inode+0x50/0x50 [ 118.836270][ T7955] legacy_get_tree+0x103/0x1f0 [ 118.841202][ T7955] vfs_get_tree+0x8b/0x2d0 [ 118.845589][ T7955] ? capable+0x14/0x20 [ 118.849645][ T7955] do_mount+0x1281/0x1b60 [ 118.853961][ T7955] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 118.859488][ T7955] ? copy_mount_string+0x20/0x20 [ 118.864405][ T7955] ? kmem_cache_alloc_trace+0x39e/0x780 [ 118.869963][ T7955] ? __kasan_check_write+0x14/0x20 [ 118.875063][ T7955] ? _copy_from_user+0xd6/0x110 [ 118.879897][ T7955] ? __kasan_check_read+0x11/0x20 [ 118.884905][ T7955] ? copy_mount_options+0x77/0x2c0 [ 118.890000][ T7955] ksys_mount+0xba/0xe0 [ 118.894140][ T7955] __x64_sys_mount+0xb9/0x150 [ 118.898797][ T7955] do_syscall_64+0xd0/0x5e0 [ 118.903282][ T7955] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 118.909146][ T7955] RIP: 0033:0x458da9 [ 118.913034][ T7955] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 118.932626][ T7955] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 118.932633][ T7955] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 118.932636][ T7955] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 118.932639][ T7955] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 118.932641][ T7955] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 118.932644][ T7955] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 118.957843][ T7953] CPU: 0 PID: 7953 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 118.988904][ T7953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.998948][ T7953] Call Trace: [ 119.002232][ T7953] dump_stack+0x12d/0x187 [ 119.006639][ T7953] should_fail.cold.4+0x5/0x13 [ 119.011383][ T7953] ? fault_create_debugfs_attr+0x150/0x150 [ 119.017178][ T7953] ? ___might_sleep+0x16b/0x2b0 [ 119.022018][ T7953] __should_failslab+0xba/0xf0 [ 119.026764][ T7953] should_failslab+0x9/0x14 [ 119.031430][ T7953] __kmalloc+0x2eb/0x790 [ 119.035676][ T7953] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 119.040960][ T7953] p9_fcall_init.isra.2+0x55/0x1c0 [ 119.046060][ T7953] p9_client_prepare_req.part.5+0x116/0x670 [ 119.051936][ T7953] p9_client_rpc+0x174/0xe50 [ 119.056517][ T7953] ? trace_hardirqs_on+0x28/0x1b0 [ 119.061526][ T7953] ? __kasan_check_read+0x11/0x20 [ 119.061538][ T7953] ? p9_client_prepare_req.part.5+0x670/0x670 [ 119.061544][ T7953] ? add_wait_queue+0x107/0x160 [ 119.061553][ T7953] ? p9_pollwait+0x182/0x210 [ 119.061563][ T7953] ? pipe_poll+0x7e/0x2a0 [ 119.061571][ T7953] ? p9_fd_poll+0x19b/0x2a0 [ 119.061579][ T7953] ? p9_conn_create+0x399/0x4e0 [ 119.061590][ T7953] ? p9_conn_create+0x4e0/0x4e0 [ 119.086357][ T7953] p9_client_create+0x7ec/0x10e0 [ 119.086369][ T7953] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 119.086378][ T7953] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.086383][ T7953] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.086389][ T7953] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.086398][ T7953] ? __kmalloc_track_caller+0x60e/0x780 [ 119.086405][ T7953] ? __x64_sys_mount+0xb9/0x150 [ 119.086412][ T7953] ? do_syscall_64+0xd0/0x5e0 [ 119.086418][ T7953] ? lockdep_init_map+0x1b6/0x6c0 [ 119.086437][ T7953] v9fs_session_init+0x1ed/0x14c0 [ 119.086442][ T7953] ? v9fs_session_init+0x1ed/0x14c0 [ 119.086448][ T7953] ? find_held_lock+0x36/0x1d0 [ 119.086458][ T7953] ? v9fs_show_options+0x6c0/0x6c0 [ 119.086466][ T7953] ? v9fs_mount+0x55/0x7f0 [ 119.086473][ T7953] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.105534][ T7953] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.105542][ T7953] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.105552][ T7953] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.105566][ T7953] v9fs_mount+0x72/0x7f0 [ 119.105575][ T7953] ? v9fs_write_inode+0x50/0x50 [ 119.105583][ T7953] legacy_get_tree+0x103/0x1f0 [ 119.105593][ T7953] vfs_get_tree+0x8b/0x2d0 [ 119.105598][ T7953] ? capable+0x14/0x20 [ 119.105606][ T7953] do_mount+0x1281/0x1b60 [ 119.129022][ T7953] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.129033][ T7953] ? copy_mount_string+0x20/0x20 [ 119.129042][ T7953] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.129049][ T7953] ? __kasan_check_write+0x14/0x20 [ 119.129057][ T7953] ? __kasan_check_read+0x11/0x20 [ 119.129062][ T7953] ? copy_mount_options+0x77/0x2c0 [ 119.129070][ T7953] ksys_mount+0xba/0xe0 [ 119.129077][ T7953] __x64_sys_mount+0xb9/0x150 [ 119.129087][ T7953] do_syscall_64+0xd0/0x5e0 [ 119.129095][ T7953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.129100][ T7953] RIP: 0033:0x458da9 [ 119.129106][ T7953] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.129109][ T7953] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.129116][ T7953] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 119.129119][ T7953] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 119.129122][ T7953] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 119.129126][ T7953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 119.129129][ T7953] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 119.149951][ T7991] FAULT_INJECTION: forcing a failure. [ 119.149951][ T7991] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 119.161352][ T7969] CPU: 1 PID: 7969 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 119.369788][ T7969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.379819][ T7969] Call Trace: [ 119.383105][ T7969] dump_stack+0x12d/0x187 [ 119.387501][ T7969] should_fail.cold.4+0x5/0x13 [ 119.392249][ T7969] ? fault_create_debugfs_attr+0x150/0x150 [ 119.398170][ T7969] ? ___might_sleep+0x16b/0x2b0 [ 119.403006][ T7969] __should_failslab+0xba/0xf0 [ 119.407942][ T7969] should_failslab+0x9/0x14 [ 119.412429][ T7969] __kmalloc+0x2eb/0x790 [ 119.416654][ T7969] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 119.421927][ T7969] p9_fcall_init.isra.2+0x55/0x1c0 [ 119.427014][ T7969] p9_client_prepare_req.part.5+0x116/0x670 [ 119.433070][ T7969] p9_client_rpc+0x174/0xe50 [ 119.437632][ T7969] ? trace_hardirqs_on+0x28/0x1b0 [ 119.442631][ T7969] ? __kasan_check_read+0x11/0x20 [ 119.447640][ T7969] ? p9_client_prepare_req.part.5+0x670/0x670 [ 119.454736][ T7969] ? add_wait_queue+0x107/0x160 [ 119.459559][ T7969] ? p9_pollwait+0x182/0x210 [ 119.464137][ T7969] ? pipe_poll+0x7e/0x2a0 [ 119.468452][ T7969] ? p9_fd_poll+0x19b/0x2a0 [ 119.473989][ T7969] ? p9_conn_create+0x399/0x4e0 [ 119.478900][ T7969] ? p9_conn_create+0x4e0/0x4e0 [ 119.483827][ T7969] p9_client_create+0x7ec/0x10e0 [ 119.488742][ T7969] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 119.494791][ T7969] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.500315][ T7969] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.506450][ T7969] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.512506][ T7969] ? __kmalloc_track_caller+0x60e/0x780 [ 119.518034][ T7969] ? __x64_sys_mount+0xb9/0x150 [ 119.522990][ T7969] ? do_syscall_64+0xd0/0x5e0 [ 119.527640][ T7969] ? lockdep_init_map+0x1b6/0x6c0 [ 119.532658][ T7969] v9fs_session_init+0x1ed/0x14c0 [ 119.537654][ T7969] ? v9fs_session_init+0x1ed/0x14c0 [ 119.542842][ T7969] ? lock_downgrade+0x900/0x900 [ 119.547667][ T7969] ? __kasan_check_write+0x14/0x20 [ 119.552762][ T7969] ? v9fs_show_options+0x6c0/0x6c0 [ 119.557936][ T7969] ? v9fs_mount+0x55/0x7f0 [ 119.562436][ T7969] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.568043][ T7969] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.574079][ T7969] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.579876][ T7969] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.585497][ T7969] v9fs_mount+0x72/0x7f0 [ 119.589717][ T7969] ? v9fs_write_inode+0x50/0x50 [ 119.594542][ T7969] legacy_get_tree+0x103/0x1f0 [ 119.599290][ T7969] vfs_get_tree+0x8b/0x2d0 [ 119.603762][ T7969] ? capable+0x14/0x20 [ 119.607805][ T7969] do_mount+0x1281/0x1b60 [ 119.612122][ T7969] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.617643][ T7969] ? copy_mount_string+0x20/0x20 [ 119.622561][ T7969] ? kmem_cache_alloc_trace+0x39e/0x780 [ 119.628089][ T7969] ? __kasan_check_write+0x14/0x20 [ 119.633180][ T7969] ? _copy_from_user+0xd6/0x110 [ 119.638015][ T7969] ? __kasan_check_read+0x11/0x20 [ 119.643056][ T7969] ? copy_mount_options+0x77/0x2c0 [ 119.648241][ T7969] ksys_mount+0xba/0xe0 [ 119.652384][ T7969] __x64_sys_mount+0xb9/0x150 [ 119.657043][ T7969] do_syscall_64+0xd0/0x5e0 [ 119.661522][ T7969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 119.667386][ T7969] RIP: 0033:0x458da9 [ 119.671256][ T7969] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 119.690834][ T7969] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 119.699228][ T7969] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 119.707198][ T7969] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 119.715149][ T7969] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 119.723103][ T7969] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 119.731046][ T7969] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 119.739019][ T7991] CPU: 0 PID: 7991 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 119.746917][ T7991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.757331][ T7991] Call Trace: [ 119.760704][ T7991] dump_stack+0x12d/0x187 [ 119.765025][ T7991] should_fail.cold.4+0x5/0x13 [ 119.769781][ T7991] ? do_mount+0x1281/0x1b60 [ 119.774272][ T7991] ? fault_create_debugfs_attr+0x150/0x150 [ 119.774283][ T7991] ? find_held_lock+0x36/0x1d0 [ 119.774295][ T7991] should_fail_alloc_page+0x50/0x60 [ 119.774300][ T7991] __alloc_pages_nodemask+0x17f/0x880 [ 119.774305][ T7991] ? cache_grow_end+0xa8/0x190 [ 119.774312][ T7991] ? __alloc_pages_slowpath+0x2570/0x2570 [ 119.774316][ T7991] ? do_raw_spin_lock+0x123/0x2d0 [ 119.774328][ T7991] cache_grow_begin+0x92/0xd60 [ 119.795487][ T7991] ? __kmalloc+0xc5/0x790 [ 119.795496][ T7991] ? trace_hardirqs_off+0x41/0x1a0 [ 119.795504][ T7991] __kmalloc+0x6cd/0x790 [ 119.795515][ T7991] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 119.795524][ T7991] p9_fcall_init.isra.2+0x55/0x1c0 [ 119.795531][ T7991] p9_client_prepare_req.part.5+0x116/0x670 [ 119.795540][ T7991] p9_client_rpc+0x174/0xe50 [ 119.806166][ T7991] ? trace_hardirqs_on+0x28/0x1b0 [ 119.806173][ T7991] ? __kasan_check_read+0x11/0x20 [ 119.806184][ T7991] ? p9_client_prepare_req.part.5+0x670/0x670 [ 119.806192][ T7991] ? add_wait_queue+0x107/0x160 [ 119.806200][ T7991] ? p9_pollwait+0x182/0x210 [ 119.806211][ T7991] ? pipe_poll+0x7e/0x2a0 [ 119.806218][ T7991] ? p9_fd_poll+0x19b/0x2a0 [ 119.825644][ T7991] ? p9_conn_create+0x399/0x4e0 [ 119.825654][ T7991] ? p9_conn_create+0x4e0/0x4e0 [ 119.825668][ T7991] p9_client_create+0x7ec/0x10e0 [ 119.825681][ T7991] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 119.825689][ T7991] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.825696][ T7991] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.825701][ T7991] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 119.825710][ T7991] ? __kmalloc_track_caller+0x60e/0x780 [ 119.879446][ T7990] FAULT_INJECTION: forcing a failure. [ 119.879446][ T7990] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 119.881708][ T7991] ? __x64_sys_mount+0xb9/0x150 [ 119.948167][ T7991] ? do_syscall_64+0xd0/0x5e0 [ 119.952834][ T7991] ? lockdep_init_map+0x1b6/0x6c0 [ 119.957843][ T7991] v9fs_session_init+0x1ed/0x14c0 [ 119.963025][ T7991] ? v9fs_session_init+0x1ed/0x14c0 [ 119.968198][ T7991] ? find_held_lock+0x36/0x1d0 [ 119.972951][ T7991] ? v9fs_show_options+0x6c0/0x6c0 [ 119.978036][ T7991] ? hash_net4_resize+0xa58/0xbb4 [ 119.983045][ T7991] ? v9fs_mount+0x55/0x7f0 [ 119.987457][ T7991] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 119.992989][ T7991] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 119.999027][ T7991] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.004807][ T7991] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.010344][ T7991] v9fs_mount+0x72/0x7f0 [ 120.014560][ T7991] ? v9fs_write_inode+0x50/0x50 [ 120.019419][ T7991] legacy_get_tree+0x103/0x1f0 [ 120.024170][ T7991] vfs_get_tree+0x8b/0x2d0 [ 120.028562][ T7991] ? capable+0x14/0x20 [ 120.032607][ T7991] do_mount+0x1281/0x1b60 [ 120.036908][ T7991] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.042427][ T7991] ? copy_mount_string+0x20/0x20 [ 120.047341][ T7991] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.052862][ T7991] ? __kasan_check_write+0x14/0x20 [ 120.057951][ T7991] ? _copy_from_user+0xd6/0x110 [ 120.062890][ T7991] ? __kasan_check_read+0x11/0x20 [ 120.067898][ T7991] ? copy_mount_options+0x77/0x2c0 [ 120.072989][ T7991] ksys_mount+0xba/0xe0 [ 120.077217][ T7991] __x64_sys_mount+0xb9/0x150 [ 120.081870][ T7991] do_syscall_64+0xd0/0x5e0 [ 120.086363][ T7991] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.092226][ T7991] RIP: 0033:0x458da9 [ 120.096124][ T7991] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.115864][ T7991] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.124270][ T7991] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 120.132224][ T7991] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 120.140182][ T7991] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 120.148127][ T7991] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 120.156084][ T7991] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 120.164197][ T7990] CPU: 1 PID: 7990 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 120.169577][ T7998] FAULT_INJECTION: forcing a failure. [ 120.169577][ T7998] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.171998][ T7990] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.172003][ T7990] Call Trace: [ 120.198937][ T7990] dump_stack+0x12d/0x187 [ 120.203247][ T7990] should_fail.cold.4+0x5/0x13 [ 120.207985][ T7990] ? do_mount+0x1281/0x1b60 [ 120.212465][ T7990] ? fault_create_debugfs_attr+0x150/0x150 [ 120.218257][ T7990] ? find_held_lock+0x36/0x1d0 [ 120.223004][ T7990] should_fail_alloc_page+0x50/0x60 [ 120.228179][ T7990] __alloc_pages_nodemask+0x17f/0x880 [ 120.233611][ T7990] ? cache_grow_end+0xa8/0x190 [ 120.238344][ T7990] ? __alloc_pages_slowpath+0x2570/0x2570 [ 120.244047][ T7990] ? do_raw_spin_lock+0x123/0x2d0 [ 120.249054][ T7990] cache_grow_begin+0x92/0xd60 [ 120.253804][ T7990] ? __kmalloc+0xc5/0x790 [ 120.258109][ T7990] ? trace_hardirqs_off+0x41/0x1a0 [ 120.263314][ T7990] __kmalloc+0x6cd/0x790 [ 120.267537][ T7990] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 120.272797][ T7990] p9_fcall_init.isra.2+0x55/0x1c0 [ 120.277880][ T7990] p9_client_prepare_req.part.5+0x116/0x670 [ 120.283764][ T7990] p9_client_rpc+0x174/0xe50 [ 120.288340][ T7990] ? trace_hardirqs_on+0x28/0x1b0 [ 120.293339][ T7990] ? __kasan_check_read+0x11/0x20 [ 120.298348][ T7990] ? p9_client_prepare_req.part.5+0x670/0x670 [ 120.304572][ T7990] ? add_wait_queue+0x107/0x160 [ 120.309421][ T7990] ? p9_pollwait+0x182/0x210 [ 120.314015][ T7990] ? pipe_poll+0x7e/0x2a0 [ 120.318345][ T7990] ? p9_fd_poll+0x19b/0x2a0 [ 120.322829][ T7990] ? p9_conn_create+0x399/0x4e0 [ 120.327991][ T7990] ? p9_conn_create+0x4e0/0x4e0 [ 120.332866][ T7990] p9_client_create+0x7ec/0x10e0 [ 120.337791][ T7990] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 120.344014][ T7990] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.349555][ T7990] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.355601][ T7990] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.361386][ T7990] ? __kmalloc_track_caller+0x60e/0x780 [ 120.367349][ T7990] ? __x64_sys_mount+0xb9/0x150 [ 120.372183][ T7990] ? do_syscall_64+0xd0/0x5e0 [ 120.376834][ T7990] ? lockdep_init_map+0x1b6/0x6c0 [ 120.381934][ T7990] v9fs_session_init+0x1ed/0x14c0 [ 120.386939][ T7990] ? v9fs_session_init+0x1ed/0x14c0 [ 120.392122][ T7990] ? find_held_lock+0x36/0x1d0 [ 120.396877][ T7990] ? v9fs_show_options+0x6c0/0x6c0 [ 120.402231][ T7990] ? v9fs_mount+0x55/0x7f0 [ 120.406723][ T7990] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.412242][ T7990] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.418294][ T7990] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.424091][ T7990] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.429614][ T7990] v9fs_mount+0x72/0x7f0 [ 120.433830][ T7990] ? v9fs_write_inode+0x50/0x50 [ 120.438742][ T7990] legacy_get_tree+0x103/0x1f0 [ 120.443478][ T7990] vfs_get_tree+0x8b/0x2d0 [ 120.447867][ T7990] ? capable+0x14/0x20 [ 120.451909][ T7990] do_mount+0x1281/0x1b60 [ 120.456213][ T7990] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.461753][ T7990] ? copy_mount_string+0x20/0x20 [ 120.466666][ T7990] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.472198][ T7990] ? __kasan_check_write+0x14/0x20 [ 120.477282][ T7990] ? _copy_from_user+0xd6/0x110 [ 120.482122][ T7990] ? __kasan_check_read+0x11/0x20 [ 120.487142][ T7990] ? copy_mount_options+0x77/0x2c0 [ 120.492315][ T7990] ksys_mount+0xba/0xe0 [ 120.496459][ T7990] __x64_sys_mount+0xb9/0x150 [ 120.501126][ T7990] do_syscall_64+0xd0/0x5e0 [ 120.505612][ T7990] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.511481][ T7990] RIP: 0033:0x458da9 [ 120.515353][ T7990] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.534931][ T7990] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.543329][ T7990] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 120.551293][ T7990] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 120.560805][ T7990] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 120.568753][ T7990] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 120.576714][ T7990] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 120.584678][ T7998] CPU: 0 PID: 7998 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 120.587113][ T7989] FAULT_INJECTION: forcing a failure. [ 120.587113][ T7989] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 120.592506][ T7998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.615791][ T7998] Call Trace: [ 120.619060][ T7998] dump_stack+0x12d/0x187 [ 120.623368][ T7998] should_fail.cold.4+0x5/0x13 [ 120.628106][ T7998] ? do_mount+0x1281/0x1b60 [ 120.632581][ T7998] ? fault_create_debugfs_attr+0x150/0x150 [ 120.638375][ T7998] ? find_held_lock+0x36/0x1d0 [ 120.643129][ T7998] should_fail_alloc_page+0x50/0x60 [ 120.648310][ T7998] __alloc_pages_nodemask+0x17f/0x880 [ 120.653654][ T7998] ? cache_grow_end+0xa8/0x190 [ 120.658770][ T7998] ? __alloc_pages_slowpath+0x2570/0x2570 [ 120.664460][ T7998] ? do_raw_spin_lock+0x123/0x2d0 [ 120.669475][ T7998] cache_grow_begin+0x92/0xd60 [ 120.674223][ T7998] ? __kmalloc+0xc5/0x790 [ 120.678525][ T7998] ? trace_hardirqs_off+0x41/0x1a0 [ 120.683709][ T7998] __kmalloc+0x6cd/0x790 [ 120.687928][ T7998] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 120.693186][ T7998] p9_fcall_init.isra.2+0x55/0x1c0 [ 120.698357][ T7998] p9_client_prepare_req.part.5+0x116/0x670 [ 120.704237][ T7998] p9_client_rpc+0x174/0xe50 [ 120.708811][ T7998] ? trace_hardirqs_on+0x28/0x1b0 [ 120.713819][ T7998] ? __kasan_check_read+0x11/0x20 [ 120.718831][ T7998] ? p9_client_prepare_req.part.5+0x670/0x670 [ 120.724873][ T7998] ? add_wait_queue+0x107/0x160 [ 120.729714][ T7998] ? p9_pollwait+0x182/0x210 [ 120.734277][ T7998] ? pipe_poll+0x7e/0x2a0 [ 120.738583][ T7998] ? p9_fd_poll+0x19b/0x2a0 [ 120.743061][ T7998] ? p9_conn_create+0x399/0x4e0 [ 120.747894][ T7998] ? p9_conn_create+0x4e0/0x4e0 [ 120.752738][ T7998] p9_client_create+0x7ec/0x10e0 [ 120.757664][ T7998] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 120.763705][ T7998] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.769222][ T7998] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.775258][ T7998] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.781038][ T7998] ? __kmalloc_track_caller+0x60e/0x780 [ 120.786559][ T7998] ? __x64_sys_mount+0xb9/0x150 [ 120.791400][ T7998] ? do_syscall_64+0xd0/0x5e0 [ 120.796064][ T7998] ? lockdep_init_map+0x1b6/0x6c0 [ 120.801087][ T7998] v9fs_session_init+0x1ed/0x14c0 [ 120.806093][ T7998] ? v9fs_session_init+0x1ed/0x14c0 [ 120.811319][ T7998] ? find_held_lock+0x36/0x1d0 [ 120.816065][ T7998] ? v9fs_show_options+0x6c0/0x6c0 [ 120.821150][ T7998] ? v9fs_mount+0x55/0x7f0 [ 120.825545][ T7998] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.831078][ T7998] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 120.837204][ T7998] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 120.842987][ T7998] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.848516][ T7998] v9fs_mount+0x72/0x7f0 [ 120.852742][ T7998] ? v9fs_write_inode+0x50/0x50 [ 120.857577][ T7998] legacy_get_tree+0x103/0x1f0 [ 120.862414][ T7998] vfs_get_tree+0x8b/0x2d0 [ 120.866815][ T7998] ? capable+0x14/0x20 [ 120.870865][ T7998] do_mount+0x1281/0x1b60 [ 120.875169][ T7998] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 120.880688][ T7998] ? copy_mount_string+0x20/0x20 [ 120.885688][ T7998] ? kmem_cache_alloc_trace+0x39e/0x780 [ 120.891206][ T7998] ? __kasan_check_write+0x14/0x20 [ 120.896291][ T7998] ? _copy_from_user+0xd6/0x110 [ 120.901115][ T7998] ? __kasan_check_read+0x11/0x20 [ 120.906113][ T7998] ? copy_mount_options+0x77/0x2c0 [ 120.911199][ T7998] ksys_mount+0xba/0xe0 [ 120.915352][ T7998] __x64_sys_mount+0xb9/0x150 [ 120.920006][ T7998] do_syscall_64+0xd0/0x5e0 [ 120.924485][ T7998] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 120.930351][ T7998] RIP: 0033:0x458da9 [ 120.934312][ T7998] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 120.953979][ T7998] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 120.962367][ T7998] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 120.970416][ T7998] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 120.978375][ T7998] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 120.986336][ T7998] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 120.994283][ T7998] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 121.002263][ T7989] CPU: 1 PID: 7989 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 121.010078][ T7989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.015117][ T8001] FAULT_INJECTION: forcing a failure. [ 121.015117][ T8001] name failslab, interval 1, probability 0, space 0, times 0 [ 121.020228][ T7989] Call Trace: [ 121.036152][ T7989] dump_stack+0x12d/0x187 [ 121.040459][ T7989] should_fail.cold.4+0x5/0x13 [ 121.045282][ T7989] ? do_mount+0x1281/0x1b60 [ 121.049758][ T7989] ? fault_create_debugfs_attr+0x150/0x150 [ 121.055554][ T7989] ? find_held_lock+0x36/0x1d0 [ 121.060299][ T7989] should_fail_alloc_page+0x50/0x60 [ 121.065485][ T7989] __alloc_pages_nodemask+0x17f/0x880 [ 121.070829][ T7989] ? cache_grow_end+0xa8/0x190 [ 121.075579][ T7989] ? __alloc_pages_slowpath+0x2570/0x2570 [ 121.081271][ T7989] ? do_raw_spin_lock+0x123/0x2d0 [ 121.086274][ T7989] cache_grow_begin+0x92/0xd60 [ 121.091022][ T7989] ? __kmalloc+0xc5/0x790 [ 121.095327][ T7989] ? trace_hardirqs_off+0x41/0x1a0 [ 121.100427][ T7989] __kmalloc+0x6cd/0x790 [ 121.104659][ T7989] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 121.109918][ T7989] p9_fcall_init.isra.2+0x55/0x1c0 [ 121.115033][ T7989] p9_client_prepare_req.part.5+0x116/0x670 [ 121.120900][ T7989] p9_client_rpc+0x174/0xe50 [ 121.125461][ T7989] ? trace_hardirqs_on+0x28/0x1b0 [ 121.130466][ T7989] ? __kasan_check_read+0x11/0x20 [ 121.135647][ T7989] ? p9_client_prepare_req.part.5+0x670/0x670 [ 121.141688][ T7989] ? add_wait_queue+0x107/0x160 [ 121.146543][ T7989] ? p9_pollwait+0x182/0x210 [ 121.151125][ T7989] ? pipe_poll+0x7e/0x2a0 [ 121.155458][ T7989] ? p9_fd_poll+0x19b/0x2a0 [ 121.159944][ T7989] ? p9_conn_create+0x399/0x4e0 [ 121.164861][ T7989] ? p9_conn_create+0x4e0/0x4e0 [ 121.169915][ T7989] p9_client_create+0x7ec/0x10e0 [ 121.174864][ T7989] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 121.180932][ T7989] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.186460][ T7989] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.192640][ T7989] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.198430][ T7989] ? __kmalloc_track_caller+0x60e/0x780 [ 121.203953][ T7989] ? __x64_sys_mount+0xb9/0x150 [ 121.208778][ T7989] ? do_syscall_64+0xd0/0x5e0 [ 121.213431][ T7989] ? lockdep_init_map+0x1b6/0x6c0 [ 121.218435][ T7989] v9fs_session_init+0x1ed/0x14c0 [ 121.223432][ T7989] ? v9fs_session_init+0x1ed/0x14c0 [ 121.228609][ T7989] ? find_held_lock+0x36/0x1d0 [ 121.233351][ T7989] ? v9fs_show_options+0x6c0/0x6c0 [ 121.238433][ T7989] ? v9fs_mount+0x55/0x7f0 [ 121.242821][ T7989] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.248340][ T7989] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.254376][ T7989] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.260153][ T7989] ? kmem_cache_alloc_trace+0x39e/0x780 [ 121.265680][ T7989] v9fs_mount+0x72/0x7f0 [ 121.269902][ T7989] ? v9fs_write_inode+0x50/0x50 [ 121.274727][ T7989] legacy_get_tree+0x103/0x1f0 [ 121.279473][ T7989] vfs_get_tree+0x8b/0x2d0 [ 121.283860][ T7989] ? capable+0x14/0x20 [ 121.287904][ T7989] do_mount+0x1281/0x1b60 [ 121.292204][ T7989] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.297737][ T7989] ? copy_mount_string+0x20/0x20 [ 121.302648][ T7989] ? kmem_cache_alloc_trace+0x39e/0x780 [ 121.308163][ T7989] ? __kasan_check_write+0x14/0x20 [ 121.313245][ T7989] ? _copy_from_user+0xd6/0x110 [ 121.318066][ T7989] ? __kasan_check_read+0x11/0x20 [ 121.323061][ T7989] ? copy_mount_options+0x77/0x2c0 [ 121.328165][ T7989] ksys_mount+0xba/0xe0 [ 121.332306][ T7989] __x64_sys_mount+0xb9/0x150 [ 121.336983][ T7989] do_syscall_64+0xd0/0x5e0 [ 121.341469][ T7989] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.347346][ T7989] RIP: 0033:0x458da9 [ 121.351218][ T7989] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.370802][ T7989] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 121.379198][ T7989] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 121.387161][ T7989] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 121.395107][ T7989] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 121.403078][ T7989] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 121.411022][ T7989] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 121.418991][ T8001] CPU: 0 PID: 8001 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 121.426795][ T8001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.436841][ T8001] Call Trace: [ 121.440127][ T8001] dump_stack+0x12d/0x187 [ 121.444450][ T8001] should_fail.cold.4+0x5/0x13 [ 121.449205][ T8001] ? fault_create_debugfs_attr+0x150/0x150 [ 121.455009][ T8001] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 121.461590][ T8001] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.467146][ T8001] __should_failslab+0xba/0xf0 [ 121.467153][ T8001] should_failslab+0x9/0x14 [ 121.467158][ T8001] kmem_cache_alloc+0x47/0x750 [ 121.467164][ T8001] ? ksys_mount+0xba/0xe0 [ 121.467168][ T8001] ? __x64_sys_mount+0xb9/0x150 [ 121.467174][ T8001] ? v9fs_mount+0x72/0x7f0 [ 121.467185][ T8001] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 121.467195][ T8001] idr_get_free+0x35d/0x880 [ 121.467211][ T8001] idr_alloc_u32+0x13a/0x330 [ 121.467220][ T8001] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 121.467226][ T8001] ? mark_held_locks+0x130/0x130 [ 121.467235][ T8001] ? __kasan_check_write+0x14/0x20 [ 121.467241][ T8001] ? do_raw_spin_lock+0x123/0x2d0 [ 121.477792][ T26] audit: type=1804 audit(1573329397.482:66): pid=8006 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/24/file0" dev="sda1" ino=16690 res=1 [ 121.481204][ T8001] idr_alloc+0x7d/0xc0 [ 121.481212][ T8001] ? idr_alloc_u32+0x330/0x330 [ 121.481224][ T8001] p9_client_prepare_req.part.5+0x571/0x670 [ 121.481233][ T8001] p9_client_rpc+0x174/0xe50 [ 121.489383][ T8006] FAULT_INJECTION: forcing a failure. [ 121.489383][ T8006] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 121.490374][ T8001] ? trace_hardirqs_on+0x28/0x1b0 [ 121.593578][ T8001] ? __kasan_check_read+0x11/0x20 [ 121.598583][ T8001] ? p9_client_prepare_req.part.5+0x670/0x670 [ 121.604637][ T8001] ? add_wait_queue+0x107/0x160 [ 121.609467][ T8001] ? p9_pollwait+0x182/0x210 [ 121.614039][ T8001] ? pipe_poll+0x7e/0x2a0 [ 121.618340][ T8001] ? p9_fd_poll+0x19b/0x2a0 [ 121.622821][ T8001] ? p9_conn_create+0x399/0x4e0 [ 121.627642][ T8001] ? p9_conn_create+0x4e0/0x4e0 [ 121.632471][ T8001] p9_client_create+0x7ec/0x10e0 [ 121.637384][ T8001] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 121.643422][ T8001] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.648961][ T8001] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.655003][ T8001] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.660783][ T8001] ? __kmalloc_track_caller+0x60e/0x780 [ 121.666299][ T8001] ? __x64_sys_mount+0xb9/0x150 [ 121.671129][ T8001] ? do_syscall_64+0xd0/0x5e0 [ 121.675778][ T8001] ? lockdep_init_map+0x1b6/0x6c0 [ 121.680791][ T8001] v9fs_session_init+0x1ed/0x14c0 [ 121.685872][ T8001] ? v9fs_session_init+0x1ed/0x14c0 [ 121.691051][ T8001] ? find_held_lock+0x36/0x1d0 [ 121.695800][ T8001] ? v9fs_show_options+0x6c0/0x6c0 [ 121.700890][ T8001] ? v9fs_mount+0x55/0x7f0 [ 121.705279][ T8001] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.710796][ T8001] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.716828][ T8001] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.722607][ T8001] ? kmem_cache_alloc_trace+0x39e/0x780 [ 121.728126][ T8001] v9fs_mount+0x72/0x7f0 [ 121.732434][ T8001] ? v9fs_write_inode+0x50/0x50 [ 121.737263][ T8001] legacy_get_tree+0x103/0x1f0 [ 121.742015][ T8001] vfs_get_tree+0x8b/0x2d0 [ 121.746401][ T8001] ? capable+0x14/0x20 [ 121.750441][ T8001] do_mount+0x1281/0x1b60 [ 121.754744][ T8001] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.760264][ T8001] ? copy_mount_string+0x20/0x20 [ 121.765175][ T8001] ? kmem_cache_alloc_trace+0x39e/0x780 [ 121.770707][ T8001] ? __kasan_check_write+0x14/0x20 [ 121.775954][ T8001] ? _copy_from_user+0xd6/0x110 [ 121.780803][ T8001] ? __kasan_check_read+0x11/0x20 [ 121.785805][ T8001] ? copy_mount_options+0x77/0x2c0 [ 121.790900][ T8001] ksys_mount+0xba/0xe0 [ 121.795042][ T8001] __x64_sys_mount+0xb9/0x150 [ 121.799696][ T8001] do_syscall_64+0xd0/0x5e0 [ 121.804261][ T8001] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 121.810132][ T8001] RIP: 0033:0x458da9 [ 121.814003][ T8001] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 121.833580][ T8001] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 2019/11/09 19:56:37 executed programs: 165 [ 121.842133][ T8001] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 121.850077][ T8001] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 121.858030][ T8001] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 121.865973][ T8001] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 121.873925][ T8001] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 121.881885][ T8006] CPU: 1 PID: 8006 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 121.889690][ T8006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.899744][ T8006] Call Trace: [ 121.903024][ T8006] dump_stack+0x12d/0x187 [ 121.903037][ T8006] should_fail.cold.4+0x5/0x13 [ 121.903044][ T8006] ? do_mount+0x1281/0x1b60 [ 121.903051][ T8006] ? fault_create_debugfs_attr+0x150/0x150 [ 121.903059][ T8006] ? __schedule+0x8d2/0x19f0 [ 121.903071][ T8006] should_fail_alloc_page+0x50/0x60 [ 121.916610][ T8006] __alloc_pages_nodemask+0x17f/0x880 [ 121.916620][ T8006] ? __alloc_pages_slowpath+0x2570/0x2570 [ 121.916635][ T8006] cache_grow_begin+0x92/0xd60 [ 121.916639][ T8006] ? __kmalloc+0xc5/0x790 [ 121.916646][ T8006] ? trace_hardirqs_off+0x41/0x1a0 [ 121.916653][ T8006] __kmalloc+0x6cd/0x790 [ 121.916664][ T8006] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 121.916672][ T8006] p9_fcall_init.isra.2+0x55/0x1c0 [ 121.916679][ T8006] p9_client_prepare_req.part.5+0x116/0x670 [ 121.927034][ T8006] p9_client_rpc+0x174/0xe50 [ 121.927042][ T8006] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 121.927051][ T8006] ? p9_client_prepare_req.part.5+0x670/0x670 [ 121.927063][ T8006] ? free_object+0x70/0x70 [ 121.927071][ T8006] ? ksys_dup3+0x2e0/0x2e0 [ 121.927080][ T8006] ? lockdep_init_map+0x1b6/0x6c0 [ 121.927086][ T8006] ? __kasan_check_write+0x14/0x20 [ 121.927090][ T8006] ? p9_conn_create+0x3c2/0x4e0 [ 121.927099][ T8006] ? p9_conn_create+0x4e0/0x4e0 [ 121.973141][ T8012] FAULT_INJECTION: forcing a failure. [ 121.973141][ T8012] name failslab, interval 1, probability 0, space 0, times 0 [ 121.977915][ T8006] p9_client_create+0x7ec/0x10e0 [ 121.977930][ T8006] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 121.977938][ T8006] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 121.977944][ T8006] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 121.977951][ T8006] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 121.977959][ T8006] ? __kmalloc_track_caller+0x60e/0x780 [ 122.069656][ T8006] ? __x64_sys_mount+0xb9/0x150 [ 122.074490][ T8006] ? do_syscall_64+0xd0/0x5e0 [ 122.079143][ T8006] ? lockdep_init_map+0x1b6/0x6c0 [ 122.084142][ T8006] v9fs_session_init+0x1ed/0x14c0 [ 122.089139][ T8006] ? v9fs_session_init+0x1ed/0x14c0 [ 122.094321][ T8006] ? lock_downgrade+0x900/0x900 [ 122.099141][ T8006] ? __kasan_check_write+0x14/0x20 [ 122.104224][ T8006] ? v9fs_show_options+0x6c0/0x6c0 [ 122.109307][ T8006] ? v9fs_mount+0x55/0x7f0 [ 122.113708][ T8006] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.119239][ T8006] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.125278][ T8006] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.131064][ T8006] ? kmem_cache_alloc_trace+0x39e/0x780 [ 122.136585][ T8006] v9fs_mount+0x72/0x7f0 [ 122.140822][ T8006] ? v9fs_write_inode+0x50/0x50 [ 122.145647][ T8006] legacy_get_tree+0x103/0x1f0 [ 122.150385][ T8006] vfs_get_tree+0x8b/0x2d0 [ 122.154772][ T8006] ? capable+0x14/0x20 [ 122.158827][ T8006] do_mount+0x1281/0x1b60 [ 122.163144][ T8006] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.168696][ T8006] ? copy_mount_string+0x20/0x20 [ 122.173616][ T8006] ? kmem_cache_alloc_trace+0x39e/0x780 [ 122.179187][ T8006] ? __kasan_check_write+0x14/0x20 [ 122.184280][ T8006] ? _copy_from_user+0xd6/0x110 [ 122.189115][ T8006] ? __kasan_check_read+0x11/0x20 [ 122.194111][ T8006] ? copy_mount_options+0x77/0x2c0 [ 122.199194][ T8006] ksys_mount+0xba/0xe0 [ 122.203326][ T8006] __x64_sys_mount+0xb9/0x150 [ 122.207987][ T8006] do_syscall_64+0xd0/0x5e0 [ 122.212474][ T8006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.218514][ T8006] RIP: 0033:0x458da9 [ 122.222401][ T8006] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.242243][ T8006] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.250637][ T8006] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 122.258584][ T8006] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 122.266664][ T8006] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 122.274638][ T8006] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 122.282605][ T8006] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 122.290574][ T8012] CPU: 0 PID: 8012 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 122.298386][ T8012] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.308440][ T8012] Call Trace: [ 122.311731][ T8012] dump_stack+0x12d/0x187 [ 122.316064][ T8012] should_fail.cold.4+0x5/0x13 [ 122.320823][ T8012] ? fault_create_debugfs_attr+0x150/0x150 [ 122.326628][ T8012] ? ___might_sleep+0x16b/0x2b0 [ 122.331490][ T8012] __should_failslab+0xba/0xf0 [ 122.331825][ T8015] FAULT_INJECTION: forcing a failure. [ 122.331825][ T8015] name failslab, interval 1, probability 0, space 0, times 0 [ 122.336240][ T8012] should_failslab+0x9/0x14 [ 122.353332][ T8012] __kmalloc+0x2eb/0x790 [ 122.357556][ T8012] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 122.362815][ T8012] p9_fcall_init.isra.2+0x55/0x1c0 [ 122.367911][ T8012] p9_client_prepare_req.part.5+0x116/0x670 [ 122.373783][ T8012] p9_client_rpc+0x174/0xe50 [ 122.378352][ T8012] ? trace_hardirqs_on+0x28/0x1b0 [ 122.383346][ T8012] ? __kasan_check_read+0x11/0x20 [ 122.388346][ T8012] ? p9_client_prepare_req.part.5+0x670/0x670 [ 122.394386][ T8012] ? add_wait_queue+0x107/0x160 [ 122.399208][ T8012] ? p9_pollwait+0x182/0x210 [ 122.403772][ T8012] ? pipe_poll+0x7e/0x2a0 [ 122.408081][ T8012] ? p9_fd_poll+0x19b/0x2a0 [ 122.412566][ T8012] ? p9_conn_create+0x399/0x4e0 [ 122.417408][ T8012] ? p9_conn_create+0x4e0/0x4e0 [ 122.422234][ T8012] p9_client_create+0x7ec/0x10e0 [ 122.427155][ T8012] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 122.433198][ T8012] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.438722][ T8012] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.444760][ T8012] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.450536][ T8012] ? __kmalloc_track_caller+0x60e/0x780 [ 122.456057][ T8012] ? __x64_sys_mount+0xb9/0x150 [ 122.460877][ T8012] ? do_syscall_64+0xd0/0x5e0 [ 122.465535][ T8012] ? lockdep_init_map+0x1b6/0x6c0 [ 122.470536][ T8012] v9fs_session_init+0x1ed/0x14c0 [ 122.475626][ T8012] ? v9fs_session_init+0x1ed/0x14c0 [ 122.480799][ T8012] ? lock_downgrade+0x900/0x900 [ 122.485620][ T8012] ? __kasan_check_write+0x14/0x20 [ 122.490712][ T8012] ? v9fs_show_options+0x6c0/0x6c0 [ 122.495815][ T8012] ? v9fs_mount+0x55/0x7f0 [ 122.500211][ T8012] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.505736][ T8012] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.511772][ T8012] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.517553][ T8012] ? kmem_cache_alloc_trace+0x39e/0x780 [ 122.523082][ T8012] v9fs_mount+0x72/0x7f0 [ 122.527305][ T8012] ? v9fs_write_inode+0x50/0x50 [ 122.532128][ T8012] legacy_get_tree+0x103/0x1f0 [ 122.536869][ T8012] vfs_get_tree+0x8b/0x2d0 [ 122.541256][ T8012] ? capable+0x14/0x20 [ 122.545296][ T8012] do_mount+0x1281/0x1b60 [ 122.549606][ T8012] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.555126][ T8012] ? copy_mount_string+0x20/0x20 [ 122.560039][ T8012] ? kmem_cache_alloc_trace+0x39e/0x780 [ 122.565563][ T8012] ? __kasan_check_write+0x14/0x20 [ 122.570732][ T8012] ? _copy_from_user+0xd6/0x110 [ 122.577127][ T8012] ? __kasan_check_read+0x11/0x20 [ 122.582122][ T8012] ? copy_mount_options+0x77/0x2c0 [ 122.587214][ T8012] ksys_mount+0xba/0xe0 [ 122.591344][ T8012] __x64_sys_mount+0xb9/0x150 [ 122.596009][ T8012] do_syscall_64+0xd0/0x5e0 [ 122.600483][ T8012] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.606348][ T8012] RIP: 0033:0x458da9 [ 122.610219][ T8012] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 122.629799][ T8012] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 122.638188][ T8012] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 122.646138][ T8012] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 122.654086][ T8012] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 122.662034][ T8012] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 122.669994][ T8012] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 122.677964][ T8015] CPU: 1 PID: 8015 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 122.685771][ T8015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.695821][ T8015] Call Trace: [ 122.699103][ T8015] dump_stack+0x12d/0x187 [ 122.703437][ T8015] should_fail.cold.4+0x5/0x13 [ 122.708203][ T8015] ? stack_trace_save+0x82/0xb0 [ 122.710039][ T8021] FAULT_INJECTION: forcing a failure. [ 122.710039][ T8021] name failslab, interval 1, probability 0, space 0, times 0 [ 122.713050][ T8015] ? fault_create_debugfs_attr+0x150/0x150 [ 122.713068][ T8015] __should_failslab+0xba/0xf0 [ 122.726088][ T8020] FAULT_INJECTION: forcing a failure. [ 122.726088][ T8020] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 122.731685][ T8015] should_failslab+0x9/0x14 [ 122.754057][ T8015] kmem_cache_alloc+0x47/0x750 [ 122.758793][ T8015] ? ksys_mount+0xba/0xe0 [ 122.763099][ T8015] ? __x64_sys_mount+0xb9/0x150 [ 122.767929][ T8015] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 122.773985][ T8015] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 122.780377][ T8015] ? __kasan_check_read+0x11/0x20 [ 122.785377][ T8015] idr_get_free+0x35d/0x880 [ 122.789861][ T8015] idr_alloc_u32+0x13a/0x330 [ 122.794428][ T8015] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 122.799946][ T8015] ? mark_held_locks+0x130/0x130 [ 122.804855][ T8015] ? __kasan_check_write+0x14/0x20 [ 122.809951][ T8015] ? do_raw_spin_lock+0x123/0x2d0 [ 122.814949][ T8015] idr_alloc+0x7d/0xc0 [ 122.818998][ T8015] ? idr_alloc_u32+0x330/0x330 [ 122.823754][ T8015] p9_client_prepare_req.part.5+0x571/0x670 [ 122.829660][ T8015] p9_client_rpc+0x174/0xe50 [ 122.834226][ T8015] ? trace_hardirqs_on+0x28/0x1b0 [ 122.839226][ T8015] ? __kasan_check_read+0x11/0x20 [ 122.844227][ T8015] ? p9_client_prepare_req.part.5+0x670/0x670 [ 122.850262][ T8015] ? add_wait_queue+0x107/0x160 [ 122.855083][ T8015] ? p9_pollwait+0x182/0x210 [ 122.859644][ T8015] ? pipe_poll+0x7e/0x2a0 [ 122.863954][ T8015] ? p9_fd_poll+0x19b/0x2a0 [ 122.868431][ T8015] ? p9_conn_create+0x399/0x4e0 [ 122.873346][ T8015] ? p9_conn_create+0x4e0/0x4e0 [ 122.878176][ T8015] p9_client_create+0x7ec/0x10e0 [ 122.883090][ T8015] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 122.889126][ T8015] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.894650][ T8015] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.900693][ T8015] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.906474][ T8015] ? __kmalloc_track_caller+0x60e/0x780 [ 122.911999][ T8015] ? __x64_sys_mount+0xb9/0x150 [ 122.916824][ T8015] ? do_syscall_64+0xd0/0x5e0 [ 122.921470][ T8015] ? lockdep_init_map+0x1b6/0x6c0 [ 122.926479][ T8015] v9fs_session_init+0x1ed/0x14c0 [ 122.931478][ T8015] ? v9fs_session_init+0x1ed/0x14c0 [ 122.936653][ T8015] ? find_held_lock+0x36/0x1d0 [ 122.941393][ T8015] ? v9fs_show_options+0x6c0/0x6c0 [ 122.946475][ T8015] ? v9fs_mount+0x55/0x7f0 [ 122.950879][ T8015] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 122.956402][ T8015] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 122.962454][ T8015] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 122.968237][ T8015] ? kmem_cache_alloc_trace+0x39e/0x780 [ 122.973772][ T8015] v9fs_mount+0x72/0x7f0 [ 122.978160][ T8015] ? v9fs_write_inode+0x50/0x50 [ 122.982982][ T8015] legacy_get_tree+0x103/0x1f0 [ 122.987718][ T8015] vfs_get_tree+0x8b/0x2d0 [ 122.992106][ T8015] ? capable+0x14/0x20 [ 122.996236][ T8015] do_mount+0x1281/0x1b60 [ 123.000542][ T8015] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.006071][ T8015] ? copy_mount_string+0x20/0x20 [ 123.010987][ T8015] ? kmem_cache_alloc_trace+0x39e/0x780 [ 123.016508][ T8015] ? __kasan_check_write+0x14/0x20 [ 123.021591][ T8015] ? _copy_from_user+0xd6/0x110 [ 123.027043][ T8015] ? __kasan_check_read+0x11/0x20 [ 123.032048][ T8015] ? copy_mount_options+0x77/0x2c0 [ 123.037653][ T8015] ksys_mount+0xba/0xe0 [ 123.041785][ T8015] __x64_sys_mount+0xb9/0x150 [ 123.046444][ T8015] do_syscall_64+0xd0/0x5e0 [ 123.050923][ T8015] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.056788][ T8015] RIP: 0033:0x458da9 [ 123.060666][ T8015] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.080330][ T8015] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.088720][ T8015] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 123.096670][ T8015] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 123.104633][ T8015] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 123.112578][ T8015] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 123.120548][ T8015] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 123.128522][ T8020] CPU: 0 PID: 8020 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 123.136329][ T8020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.136332][ T8020] Call Trace: [ 123.136344][ T8020] dump_stack+0x12d/0x187 [ 123.136354][ T8020] should_fail.cold.4+0x5/0x13 [ 123.136361][ T8020] ? do_mount+0x1281/0x1b60 [ 123.136367][ T8020] ? fault_create_debugfs_attr+0x150/0x150 [ 123.136376][ T8020] ? find_held_lock+0x36/0x1d0 [ 123.136385][ T8020] should_fail_alloc_page+0x50/0x60 [ 123.169051][ T8020] __alloc_pages_nodemask+0x17f/0x880 [ 123.169058][ T8020] ? cache_grow_end+0xa8/0x190 [ 123.169063][ T8020] ? __alloc_pages_slowpath+0x2570/0x2570 [ 123.169069][ T8020] ? do_raw_spin_lock+0x123/0x2d0 [ 123.169081][ T8020] cache_grow_begin+0x92/0xd60 [ 123.169084][ T8020] ? __kmalloc+0xc5/0x790 [ 123.169091][ T8020] ? trace_hardirqs_off+0x41/0x1a0 [ 123.169097][ T8020] __kmalloc+0x6cd/0x790 [ 123.169106][ T8020] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 123.169113][ T8020] p9_fcall_init.isra.2+0x55/0x1c0 [ 123.169120][ T8020] p9_client_prepare_req.part.5+0x116/0x670 [ 123.169129][ T8020] p9_client_rpc+0x174/0xe50 [ 123.169133][ T8020] ? trace_hardirqs_on+0x28/0x1b0 [ 123.169137][ T8020] ? __kasan_check_read+0x11/0x20 [ 123.169146][ T8020] ? p9_client_prepare_req.part.5+0x670/0x670 [ 123.169154][ T8020] ? add_wait_queue+0x107/0x160 [ 123.179093][ T8020] ? p9_pollwait+0x182/0x210 [ 123.179103][ T8020] ? pipe_poll+0x7e/0x2a0 [ 123.179109][ T8020] ? p9_fd_poll+0x19b/0x2a0 [ 123.179116][ T8020] ? p9_conn_create+0x399/0x4e0 [ 123.179124][ T8020] ? p9_conn_create+0x4e0/0x4e0 [ 123.179134][ T8020] p9_client_create+0x7ec/0x10e0 [ 123.179144][ T8020] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 123.179151][ T8020] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.179157][ T8020] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 123.179162][ T8020] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 123.179170][ T8020] ? __kmalloc_track_caller+0x60e/0x780 [ 123.179180][ T8020] ? __x64_sys_mount+0xb9/0x150 [ 123.189376][ T8020] ? lockdep_init_map+0x1b6/0x6c0 [ 123.189390][ T8020] v9fs_session_init+0x1ed/0x14c0 [ 123.189394][ T8020] ? v9fs_session_init+0x1ed/0x14c0 [ 123.189400][ T8020] ? find_held_lock+0x36/0x1d0 [ 123.189415][ T8020] ? v9fs_show_options+0x6c0/0x6c0 [ 123.189422][ T8020] ? v9fs_mount+0x55/0x7f0 [ 123.189433][ T8020] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.189438][ T8020] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 123.189444][ T8020] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 123.189453][ T8020] ? kmem_cache_alloc_trace+0x39e/0x780 [ 123.189464][ T8020] v9fs_mount+0x72/0x7f0 [ 123.200176][ T8020] ? v9fs_write_inode+0x50/0x50 [ 123.209209][ T8020] legacy_get_tree+0x103/0x1f0 [ 123.209218][ T8020] vfs_get_tree+0x8b/0x2d0 [ 123.209223][ T8020] ? capable+0x14/0x20 [ 123.209232][ T8020] do_mount+0x1281/0x1b60 [ 123.209239][ T8020] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.209245][ T8020] ? copy_mount_string+0x20/0x20 [ 123.209253][ T8020] ? kmem_cache_alloc_trace+0x39e/0x780 [ 123.209263][ T8020] ? __kasan_check_read+0x11/0x20 [ 123.209267][ T8020] ? copy_mount_options+0x77/0x2c0 [ 123.209274][ T8020] ksys_mount+0xba/0xe0 [ 123.209282][ T8020] __x64_sys_mount+0xb9/0x150 [ 123.209292][ T8020] do_syscall_64+0xd0/0x5e0 [ 123.209301][ T8020] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.209307][ T8020] RIP: 0033:0x458da9 [ 123.216215][ T26] audit: type=1804 audit(1573329399.212:67): pid=8024 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir758284697/syzkaller.kQcR3v/25/file0" dev="sda1" ino=16561 res=1 [ 123.218628][ T8020] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.218631][ T8020] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.218636][ T8020] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 123.218639][ T8020] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 123.218642][ T8020] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 123.218645][ T8020] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 123.218648][ T8020] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 123.227269][ T8025] FAULT_INJECTION: forcing a failure. [ 123.227269][ T8025] name failslab, interval 1, probability 0, space 0, times 0 [ 123.232168][ T8022] FAULT_INJECTION: forcing a failure. [ 123.232168][ T8022] name failslab, interval 1, probability 0, space 0, times 0 [ 123.234946][ T8025] CPU: 0 PID: 8025 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 123.576471][ T8025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.586596][ T8025] Call Trace: [ 123.589881][ T8025] dump_stack+0x12d/0x187 [ 123.594186][ T8025] should_fail.cold.4+0x5/0x13 [ 123.598931][ T8025] ? stack_trace_save+0x82/0xb0 [ 123.603764][ T8025] ? fault_create_debugfs_attr+0x150/0x150 [ 123.609548][ T8025] __should_failslab+0xba/0xf0 [ 123.614286][ T8025] should_failslab+0x9/0x14 [ 123.618758][ T8025] kmem_cache_alloc+0x47/0x750 [ 123.623492][ T8025] ? ksys_mount+0xba/0xe0 [ 123.627790][ T8025] ? __x64_sys_mount+0xb9/0x150 [ 123.632622][ T8025] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.638666][ T8025] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 123.645049][ T8025] ? __kasan_check_read+0x11/0x20 [ 123.650046][ T8025] idr_get_free+0x35d/0x880 [ 123.654536][ T8025] idr_alloc_u32+0x13a/0x330 [ 123.659102][ T8025] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 123.664621][ T8025] ? mark_held_locks+0x130/0x130 [ 123.669535][ T8025] ? __kasan_check_write+0x14/0x20 [ 123.674617][ T8025] ? do_raw_spin_lock+0x123/0x2d0 [ 123.679624][ T8025] idr_alloc+0x7d/0xc0 [ 123.683666][ T8025] ? idr_alloc_u32+0x330/0x330 [ 123.688426][ T8025] p9_client_prepare_req.part.5+0x571/0x670 [ 123.694297][ T8025] p9_client_rpc+0x174/0xe50 [ 123.698865][ T8025] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 123.704649][ T8025] ? p9_client_prepare_req.part.5+0x670/0x670 [ 123.710696][ T8025] ? free_object+0x70/0x70 [ 123.715096][ T8025] ? ksys_dup3+0x2e0/0x2e0 [ 123.719489][ T8025] ? lockdep_init_map+0x1b6/0x6c0 [ 123.724481][ T8025] ? __kasan_check_write+0x14/0x20 [ 123.729572][ T8025] ? p9_conn_create+0x3c2/0x4e0 [ 123.734395][ T8025] ? p9_conn_create+0x4e0/0x4e0 [ 123.739322][ T8025] p9_client_create+0x7ec/0x10e0 [ 123.744246][ T8025] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 123.750288][ T8025] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.755806][ T8025] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 123.761855][ T8025] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 123.767646][ T8025] ? __kmalloc_track_caller+0x60e/0x780 [ 123.773180][ T8025] ? __x64_sys_mount+0xb9/0x150 [ 123.778003][ T8025] ? do_syscall_64+0xd0/0x5e0 [ 123.782649][ T8025] ? lockdep_init_map+0x1b6/0x6c0 [ 123.787658][ T8025] v9fs_session_init+0x1ed/0x14c0 [ 123.792669][ T8025] ? v9fs_session_init+0x1ed/0x14c0 [ 123.797838][ T8025] ? find_held_lock+0x36/0x1d0 [ 123.802584][ T8025] ? v9fs_show_options+0x6c0/0x6c0 [ 123.807687][ T8025] ? v9fs_mount+0x55/0x7f0 [ 123.812081][ T8025] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.817596][ T8025] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 123.823638][ T8025] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 123.829426][ T8025] ? kmem_cache_alloc_trace+0x39e/0x780 [ 123.834944][ T8025] v9fs_mount+0x72/0x7f0 [ 123.839159][ T8025] ? v9fs_write_inode+0x50/0x50 [ 123.843980][ T8025] legacy_get_tree+0x103/0x1f0 [ 123.848720][ T8025] vfs_get_tree+0x8b/0x2d0 [ 123.853115][ T8025] ? capable+0x14/0x20 [ 123.857158][ T8025] do_mount+0x1281/0x1b60 [ 123.861473][ T8025] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 123.866989][ T8025] ? copy_mount_string+0x20/0x20 [ 123.871896][ T8025] ? kmem_cache_alloc_trace+0x39e/0x780 [ 123.877410][ T8025] ? __kasan_check_write+0x14/0x20 [ 123.882493][ T8025] ? _copy_from_user+0xd6/0x110 [ 123.887315][ T8025] ? __kasan_check_read+0x11/0x20 [ 123.892313][ T8025] ? copy_mount_options+0x77/0x2c0 [ 123.897402][ T8025] ksys_mount+0xba/0xe0 [ 123.901539][ T8025] __x64_sys_mount+0xb9/0x150 [ 123.906191][ T8025] do_syscall_64+0xd0/0x5e0 [ 123.910670][ T8025] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 123.916545][ T8025] RIP: 0033:0x458da9 [ 123.920502][ T8025] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 123.940077][ T8025] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 123.948468][ T8025] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 123.956412][ T8025] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 123.964361][ T8025] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 123.972311][ T8025] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 123.980287][ T8025] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 123.988247][ T8022] CPU: 1 PID: 8022 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 123.996058][ T8022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.006097][ T8022] Call Trace: [ 124.009367][ T8022] dump_stack+0x12d/0x187 [ 124.013760][ T8022] should_fail.cold.4+0x5/0x13 [ 124.018497][ T8022] ? stack_trace_save+0x82/0xb0 [ 124.023324][ T8022] ? fault_create_debugfs_attr+0x150/0x150 [ 124.029119][ T8022] __should_failslab+0xba/0xf0 [ 124.033864][ T8022] should_failslab+0x9/0x14 [ 124.038340][ T8022] kmem_cache_alloc+0x47/0x750 [ 124.043083][ T8022] ? ksys_mount+0xba/0xe0 [ 124.047388][ T8022] ? __x64_sys_mount+0xb9/0x150 [ 124.052211][ T8022] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.058250][ T8022] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 124.064636][ T8022] ? __kasan_check_read+0x11/0x20 [ 124.069634][ T8022] idr_get_free+0x35d/0x880 [ 124.074132][ T8022] idr_alloc_u32+0x13a/0x330 [ 124.078694][ T8022] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 124.084394][ T8022] ? mark_held_locks+0x130/0x130 [ 124.089311][ T8022] ? __kasan_check_write+0x14/0x20 [ 124.094416][ T8022] ? do_raw_spin_lock+0x123/0x2d0 [ 124.099415][ T8022] idr_alloc+0x7d/0xc0 [ 124.103460][ T8022] ? idr_alloc_u32+0x330/0x330 [ 124.108208][ T8022] p9_client_prepare_req.part.5+0x571/0x670 [ 124.114073][ T8022] p9_client_rpc+0x174/0xe50 [ 124.118634][ T8022] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 124.124502][ T8022] ? p9_client_prepare_req.part.5+0x670/0x670 [ 124.130542][ T8022] ? free_object+0x70/0x70 [ 124.134933][ T8022] ? ksys_dup3+0x2e0/0x2e0 [ 124.139323][ T8022] ? lockdep_init_map+0x1b6/0x6c0 [ 124.144322][ T8022] ? __kasan_check_write+0x14/0x20 [ 124.149419][ T8022] ? p9_conn_create+0x3c2/0x4e0 [ 124.154243][ T8022] ? p9_conn_create+0x4e0/0x4e0 [ 124.159066][ T8022] p9_client_create+0x7ec/0x10e0 [ 124.163993][ T8022] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 124.170047][ T8022] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 124.175574][ T8022] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 124.181617][ T8022] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 124.187525][ T8022] ? __kmalloc_track_caller+0x60e/0x780 [ 124.193077][ T8022] ? __x64_sys_mount+0xb9/0x150 [ 124.197904][ T8022] ? do_syscall_64+0xd0/0x5e0 [ 124.202560][ T8022] ? lockdep_init_map+0x1b6/0x6c0 [ 124.207565][ T8022] v9fs_session_init+0x1ed/0x14c0 [ 124.212563][ T8022] ? v9fs_session_init+0x1ed/0x14c0 [ 124.217735][ T8022] ? find_held_lock+0x36/0x1d0 [ 124.222487][ T8022] ? v9fs_show_options+0x6c0/0x6c0 [ 124.227573][ T8022] ? v9fs_mount+0x55/0x7f0 [ 124.231965][ T8022] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 124.237483][ T8022] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 124.243522][ T8022] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 124.249308][ T8022] ? kmem_cache_alloc_trace+0x39e/0x780 [ 124.254844][ T8022] v9fs_mount+0x72/0x7f0 [ 124.259067][ T8022] ? v9fs_write_inode+0x50/0x50 [ 124.263892][ T8022] legacy_get_tree+0x103/0x1f0 [ 124.268651][ T8022] vfs_get_tree+0x8b/0x2d0 [ 124.273051][ T8022] ? capable+0x14/0x20 [ 124.277093][ T8022] do_mount+0x1281/0x1b60 [ 124.281395][ T8022] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 124.286921][ T8022] ? copy_mount_string+0x20/0x20 [ 124.291837][ T8022] ? kmem_cache_alloc_trace+0x39e/0x780 [ 124.297382][ T8022] ? __kasan_check_write+0x14/0x20 [ 124.302465][ T8022] ? _copy_from_user+0xd6/0x110 [ 124.307285][ T8022] ? __kasan_check_read+0x11/0x20 [ 124.312277][ T8022] ? copy_mount_options+0x77/0x2c0 [ 124.317360][ T8022] ksys_mount+0xba/0xe0 [ 124.321630][ T8022] __x64_sys_mount+0xb9/0x150 [ 124.326302][ T8022] do_syscall_64+0xd0/0x5e0 [ 124.330803][ T8022] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.336676][ T8022] RIP: 0033:0x458da9 [ 124.340562][ T8022] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.360460][ T8022] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.368842][ T8022] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 124.376789][ T8022] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 124.384822][ T8022] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 124.392784][ T8022] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 124.400731][ T8022] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 124.408695][ T8021] CPU: 0 PID: 8021 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 124.414153][ T26] audit: type=1804 audit(1573329399.222:68): pid=8025 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/25/file0" dev="sda1" ino=16577 res=1 [ 124.416495][ T8021] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.416498][ T8021] Call Trace: [ 124.416513][ T8021] dump_stack+0x12d/0x187 [ 124.416524][ T8021] should_fail.cold.4+0x5/0x13 [ 124.416532][ T8021] ? fault_create_debugfs_attr+0x150/0x150 [ 124.416542][ T8021] ? ___might_sleep+0x16b/0x2b0 [ 124.416552][ T8021] __should_failslab+0xba/0xf0 [ 124.416559][ T8021] should_failslab+0x9/0x14 [ 124.416564][ T8021] __kmalloc+0x2eb/0x790 [ 124.416572][ T8021] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 124.416580][ T8021] p9_fcall_init.isra.2+0x55/0x1c0 [ 124.416587][ T8021] p9_client_prepare_req.part.5+0x116/0x670 [ 124.416597][ T8021] p9_client_rpc+0x174/0xe50 [ 124.416602][ T8021] ? trace_hardirqs_on+0x28/0x1b0 [ 124.416606][ T8021] ? __kasan_check_read+0x11/0x20 [ 124.416614][ T8021] ? p9_client_prepare_req.part.5+0x670/0x670 [ 124.416620][ T8021] ? add_wait_queue+0x107/0x160 [ 124.416628][ T8021] ? p9_pollwait+0x182/0x210 [ 124.416638][ T8021] ? pipe_poll+0x7e/0x2a0 [ 124.416645][ T8021] ? p9_fd_poll+0x19b/0x2a0 [ 124.416652][ T8021] ? p9_conn_create+0x399/0x4e0 [ 124.416665][ T8021] ? p9_conn_create+0x4e0/0x4e0 [ 124.416677][ T8021] p9_client_create+0x7ec/0x10e0 [ 124.416689][ T8021] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 124.416697][ T8021] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 124.416703][ T8021] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 124.416707][ T8021] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 124.416716][ T8021] ? __kmalloc_track_caller+0x60e/0x780 [ 124.416723][ T8021] ? __x64_sys_mount+0xb9/0x150 [ 124.416729][ T8021] ? do_syscall_64+0xd0/0x5e0 [ 124.416734][ T8021] ? lockdep_init_map+0x1b6/0x6c0 [ 124.416748][ T8021] v9fs_session_init+0x1ed/0x14c0 [ 124.416753][ T8021] ? v9fs_session_init+0x1ed/0x14c0 [ 124.416759][ T8021] ? find_held_lock+0x36/0x1d0 [ 124.416771][ T8021] ? v9fs_show_options+0x6c0/0x6c0 [ 124.416779][ T8021] ? v9fs_mount+0x55/0x7f0 [ 124.416785][ T8021] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 124.416790][ T8021] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 124.416794][ T8021] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 124.416803][ T8021] ? kmem_cache_alloc_trace+0x39e/0x780 [ 124.416815][ T8021] v9fs_mount+0x72/0x7f0 [ 124.416822][ T8021] ? v9fs_write_inode+0x50/0x50 [ 124.416829][ T8021] legacy_get_tree+0x103/0x1f0 [ 124.416838][ T8021] vfs_get_tree+0x8b/0x2d0 [ 124.416843][ T8021] ? capable+0x14/0x20 [ 124.416850][ T8021] do_mount+0x1281/0x1b60 [ 124.416856][ T8021] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 124.416864][ T8021] ? copy_mount_string+0x20/0x20 [ 124.416871][ T8021] ? kmem_cache_alloc_trace+0x39e/0x780 [ 124.416877][ T8021] ? __kasan_check_write+0x14/0x20 [ 124.416883][ T8021] ? _copy_from_user+0xd6/0x110 [ 124.416890][ T8021] ? __kasan_check_read+0x11/0x20 [ 124.416895][ T8021] ? copy_mount_options+0x77/0x2c0 [ 124.416902][ T8021] ksys_mount+0xba/0xe0 [ 124.416910][ T8021] __x64_sys_mount+0xb9/0x150 [ 124.416917][ T8021] do_syscall_64+0xd0/0x5e0 [ 124.416927][ T8021] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 124.416932][ T8021] RIP: 0033:0x458da9 [ 124.416939][ T8021] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 124.416942][ T8021] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 124.416948][ T8021] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 124.416952][ T8021] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 124.416955][ T8021] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 124.416959][ T8021] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 124.416962][ T8021] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 124.451186][ T8031] FAULT_INJECTION: forcing a failure. [ 124.451186][ T8031] name failslab, interval 1, probability 0, space 0, times 0 [ 124.460259][ T8028] FAULT_INJECTION: forcing a failure. [ 124.460259][ T8028] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.469992][ T8028] CPU: 0 PID: 8028 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 124.479544][ T8028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.479548][ T8028] Call Trace: [ 124.479560][ T8028] dump_stack+0x12d/0x187 [ 124.479571][ T8028] should_fail.cold.4+0x5/0x13 [ 124.479577][ T8028] ? do_mount+0x1281/0x1b60 [ 124.479583][ T8028] ? fault_create_debugfs_attr+0x150/0x150 [ 124.479593][ T8028] ? find_held_lock+0x36/0x1d0 [ 124.479603][ T8028] should_fail_alloc_page+0x50/0x60 [ 124.479607][ T8028] __alloc_pages_nodemask+0x17f/0x880 [ 124.479613][ T8028] ? cache_grow_end+0xa8/0x190 [ 124.479619][ T8028] ? __alloc_pages_slowpath+0x2570/0x2570 [ 124.479624][ T8028] ? do_raw_spin_lock+0x123/0x2d0 [ 124.479636][ T8028] cache_grow_begin+0x92/0xd60 [ 124.479641][ T8028] ? __kmalloc+0xc5/0x790 [ 124.488430][ T8028] ? trace_hardirqs_off+0x41/0x1a0 [ 124.548432][ T8028] __kmalloc+0x6cd/0x790 [ 124.558172][ T8028] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 124.558180][ T8028] p9_fcall_init.isra.2+0x55/0x1c0 [ 124.558188][ T8028] p9_client_prepare_req.part.5+0x116/0x670 [ 124.558197][ T8028] p9_client_rpc+0x174/0xe50 [ 124.558203][ T8028] ? trace_hardirqs_on+0x28/0x1b0 [ 124.558208][ T8028] ? __kasan_check_read+0x11/0x20 [ 124.558215][ T8028] ? p9_client_prepare_req.part.5+0x670/0x670 [ 124.558222][ T8028] ? add_wait_queue+0x107/0x160 [ 124.558230][ T8028] ? p9_pollwait+0x182/0x210 [ 124.558239][ T8028] ? pipe_poll+0x7e/0x2a0 [ 124.558246][ T8028] ? p9_fd_poll+0x19b/0x2a0 [ 124.621603][ T8028] ? p9_conn_create+0x399/0x4e0 [ 124.621613][ T8028] ? p9_conn_create+0x4e0/0x4e0 [ 124.621626][ T8028] p9_client_create+0x7ec/0x10e0 [ 124.621637][ T8028] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 124.630900][ T8042] FAULT_INJECTION: forcing a failure. [ 124.630900][ T8042] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 124.631567][ T8028] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.011550][ T8028] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.017588][ T8028] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.023368][ T8028] ? __kmalloc_track_caller+0x60e/0x780 [ 125.028884][ T8028] ? __x64_sys_mount+0xb9/0x150 [ 125.033704][ T8028] ? do_syscall_64+0xd0/0x5e0 [ 125.038349][ T8028] ? lockdep_init_map+0x1b6/0x6c0 [ 125.043351][ T8028] v9fs_session_init+0x1ed/0x14c0 [ 125.048349][ T8028] ? v9fs_session_init+0x1ed/0x14c0 [ 125.053516][ T8028] ? find_held_lock+0x36/0x1d0 [ 125.058270][ T8028] ? v9fs_show_options+0x6c0/0x6c0 [ 125.063355][ T8028] ? v9fs_mount+0x55/0x7f0 [ 125.067742][ T8028] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.073257][ T8028] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.079304][ T8028] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.085084][ T8028] ? kmem_cache_alloc_trace+0x39e/0x780 [ 125.090615][ T8028] v9fs_mount+0x72/0x7f0 [ 125.094832][ T8028] ? v9fs_write_inode+0x50/0x50 [ 125.099655][ T8028] legacy_get_tree+0x103/0x1f0 [ 125.104394][ T8028] vfs_get_tree+0x8b/0x2d0 [ 125.108780][ T8028] ? capable+0x14/0x20 [ 125.112821][ T8028] do_mount+0x1281/0x1b60 [ 125.117126][ T8028] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.122641][ T8028] ? copy_mount_string+0x20/0x20 [ 125.127559][ T8028] ? kmem_cache_alloc_trace+0x39e/0x780 [ 125.133082][ T8028] ? __kasan_check_write+0x14/0x20 [ 125.138164][ T8028] ? _copy_from_user+0xd6/0x110 [ 125.142988][ T8028] ? __kasan_check_read+0x11/0x20 [ 125.147986][ T8028] ? copy_mount_options+0x77/0x2c0 [ 125.153069][ T8028] ksys_mount+0xba/0xe0 [ 125.157200][ T8028] __x64_sys_mount+0xb9/0x150 [ 125.162196][ T8028] do_syscall_64+0xd0/0x5e0 [ 125.166707][ T8028] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.172589][ T8028] RIP: 0033:0x458da9 [ 125.176473][ T8028] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.196054][ T8028] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.204446][ T8028] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 125.212391][ T8028] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 125.220342][ T8028] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 125.228288][ T8028] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 125.236239][ T8028] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 125.244211][ T8042] CPU: 1 PID: 8042 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 125.252043][ T8042] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.262107][ T8042] Call Trace: [ 125.265390][ T8042] dump_stack+0x12d/0x187 [ 125.267905][ T8040] FAULT_INJECTION: forcing a failure. [ 125.267905][ T8040] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 125.269710][ T8042] should_fail.cold.4+0x5/0x13 [ 125.287695][ T8042] ? do_mount+0x1281/0x1b60 [ 125.292172][ T8042] ? fault_create_debugfs_attr+0x150/0x150 [ 125.297988][ T8042] ? find_held_lock+0x36/0x1d0 [ 125.302733][ T8042] should_fail_alloc_page+0x50/0x60 [ 125.308100][ T8042] __alloc_pages_nodemask+0x17f/0x880 [ 125.313454][ T8042] ? cache_grow_end+0xa8/0x190 [ 125.318193][ T8042] ? __alloc_pages_slowpath+0x2570/0x2570 [ 125.323894][ T8042] ? do_raw_spin_lock+0x123/0x2d0 [ 125.328896][ T8042] cache_grow_begin+0x92/0xd60 [ 125.333638][ T8042] ? __kmalloc+0xc5/0x790 [ 125.337941][ T8042] ? trace_hardirqs_off+0x41/0x1a0 [ 125.343025][ T8042] __kmalloc+0x6cd/0x790 [ 125.347242][ T8042] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 125.352501][ T8042] p9_fcall_init.isra.2+0x55/0x1c0 [ 125.357594][ T8042] p9_client_prepare_req.part.5+0x116/0x670 [ 125.363464][ T8042] p9_client_rpc+0x174/0xe50 [ 125.368025][ T8042] ? trace_hardirqs_on+0x28/0x1b0 [ 125.373017][ T8042] ? __kasan_check_read+0x11/0x20 [ 125.378016][ T8042] ? p9_client_prepare_req.part.5+0x670/0x670 [ 125.384052][ T8042] ? add_wait_queue+0x107/0x160 [ 125.388885][ T8042] ? p9_pollwait+0x182/0x210 [ 125.393449][ T8042] ? pipe_poll+0x7e/0x2a0 [ 125.397750][ T8042] ? p9_fd_poll+0x19b/0x2a0 [ 125.402227][ T8042] ? p9_conn_create+0x399/0x4e0 [ 125.407053][ T8042] ? p9_conn_create+0x4e0/0x4e0 [ 125.411880][ T8042] p9_client_create+0x7ec/0x10e0 [ 125.416801][ T8042] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 125.422839][ T8042] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.428368][ T8042] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.434413][ T8042] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.440190][ T8042] ? __kmalloc_track_caller+0x60e/0x780 [ 125.445716][ T8042] ? __x64_sys_mount+0xb9/0x150 [ 125.450554][ T8042] ? do_syscall_64+0xd0/0x5e0 [ 125.455225][ T8042] ? lockdep_init_map+0x1b6/0x6c0 [ 125.460225][ T8042] v9fs_session_init+0x1ed/0x14c0 [ 125.465221][ T8042] ? v9fs_session_init+0x1ed/0x14c0 [ 125.470398][ T8042] ? find_held_lock+0x36/0x1d0 [ 125.475142][ T8042] ? v9fs_show_options+0x6c0/0x6c0 [ 125.480243][ T8042] ? v9fs_mount+0x55/0x7f0 [ 125.484644][ T8042] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.490211][ T8042] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.496258][ T8042] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.502040][ T8042] ? kmem_cache_alloc_trace+0x39e/0x780 [ 125.507577][ T8042] v9fs_mount+0x72/0x7f0 [ 125.511794][ T8042] ? v9fs_write_inode+0x50/0x50 [ 125.516618][ T8042] legacy_get_tree+0x103/0x1f0 [ 125.521355][ T8042] vfs_get_tree+0x8b/0x2d0 [ 125.525744][ T8042] ? capable+0x14/0x20 [ 125.529799][ T8042] do_mount+0x1281/0x1b60 [ 125.534108][ T8042] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.539625][ T8042] ? copy_mount_string+0x20/0x20 [ 125.544542][ T8042] ? kmem_cache_alloc_trace+0x39e/0x780 [ 125.550060][ T8042] ? __kasan_check_write+0x14/0x20 [ 125.555158][ T8042] ? _copy_from_user+0xd6/0x110 [ 125.559984][ T8042] ? __kasan_check_read+0x11/0x20 [ 125.564984][ T8042] ? copy_mount_options+0x77/0x2c0 [ 125.570065][ T8042] ksys_mount+0xba/0xe0 [ 125.574192][ T8042] __x64_sys_mount+0xb9/0x150 [ 125.578841][ T8042] do_syscall_64+0xd0/0x5e0 [ 125.583321][ T8042] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 125.589194][ T8042] RIP: 0033:0x458da9 [ 125.593060][ T8042] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 125.612634][ T8042] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 125.621018][ T8042] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 125.628971][ T8042] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 125.637444][ T8042] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 125.645393][ T8042] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 125.653340][ T8042] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 125.661299][ T8040] CPU: 0 PID: 8040 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 125.669110][ T8040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.679152][ T8040] Call Trace: [ 125.682437][ T8040] dump_stack+0x12d/0x187 [ 125.686762][ T8040] should_fail.cold.4+0x5/0x13 [ 125.691533][ T8040] ? do_mount+0x1281/0x1b60 [ 125.691542][ T8040] ? fault_create_debugfs_attr+0x150/0x150 [ 125.691551][ T8040] ? find_held_lock+0x36/0x1d0 [ 125.691561][ T8040] should_fail_alloc_page+0x50/0x60 [ 125.706569][ T8040] __alloc_pages_nodemask+0x17f/0x880 [ 125.706576][ T8040] ? cache_grow_end+0xa8/0x190 [ 125.706581][ T8040] ? __alloc_pages_slowpath+0x2570/0x2570 [ 125.706587][ T8040] ? do_raw_spin_lock+0x123/0x2d0 [ 125.706599][ T8040] cache_grow_begin+0x92/0xd60 [ 125.706603][ T8040] ? __kmalloc+0xc5/0x790 [ 125.706610][ T8040] ? trace_hardirqs_off+0x41/0x1a0 [ 125.706620][ T8040] __kmalloc+0x6cd/0x790 [ 125.751042][ T8040] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 125.756311][ T8040] p9_fcall_init.isra.2+0x55/0x1c0 [ 125.757976][ T8043] FAULT_INJECTION: forcing a failure. [ 125.757976][ T8043] name failslab, interval 1, probability 0, space 0, times 0 [ 125.761411][ T8040] p9_client_prepare_req.part.5+0x116/0x670 [ 125.779873][ T8040] p9_client_rpc+0x174/0xe50 [ 125.784432][ T8040] ? trace_hardirqs_on+0x28/0x1b0 [ 125.789426][ T8040] ? __kasan_check_read+0x11/0x20 [ 125.794422][ T8040] ? p9_client_prepare_req.part.5+0x670/0x670 [ 125.800468][ T8040] ? add_wait_queue+0x107/0x160 [ 125.805290][ T8040] ? p9_pollwait+0x182/0x210 [ 125.809861][ T8040] ? pipe_poll+0x7e/0x2a0 [ 125.814160][ T8040] ? p9_fd_poll+0x19b/0x2a0 [ 125.818635][ T8040] ? p9_conn_create+0x399/0x4e0 [ 125.823461][ T8040] ? p9_conn_create+0x4e0/0x4e0 [ 125.828392][ T8040] p9_client_create+0x7ec/0x10e0 [ 125.833399][ T8040] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 125.839435][ T8040] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.845214][ T8040] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.851248][ T8040] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.857040][ T8040] ? __kmalloc_track_caller+0x60e/0x780 [ 125.862556][ T8040] ? __x64_sys_mount+0xb9/0x150 [ 125.867384][ T8040] ? do_syscall_64+0xd0/0x5e0 [ 125.872057][ T8040] ? lockdep_init_map+0x1b6/0x6c0 [ 125.877060][ T8040] v9fs_session_init+0x1ed/0x14c0 [ 125.882054][ T8040] ? v9fs_session_init+0x1ed/0x14c0 [ 125.887481][ T8040] ? find_held_lock+0x36/0x1d0 [ 125.892220][ T8040] ? v9fs_show_options+0x6c0/0x6c0 [ 125.897305][ T8040] ? v9fs_mount+0x55/0x7f0 [ 125.901706][ T8040] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.907224][ T8040] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 125.913258][ T8040] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 125.919038][ T8040] ? kmem_cache_alloc_trace+0x39e/0x780 [ 125.924579][ T8040] v9fs_mount+0x72/0x7f0 [ 125.928795][ T8040] ? v9fs_write_inode+0x50/0x50 [ 125.933617][ T8040] legacy_get_tree+0x103/0x1f0 [ 125.938361][ T8040] vfs_get_tree+0x8b/0x2d0 [ 125.942750][ T8040] ? capable+0x14/0x20 [ 125.946792][ T8040] do_mount+0x1281/0x1b60 [ 125.951099][ T8040] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 125.956617][ T8040] ? copy_mount_string+0x20/0x20 [ 125.961539][ T8040] ? kmem_cache_alloc_trace+0x39e/0x780 [ 125.967055][ T8040] ? __kasan_check_write+0x14/0x20 [ 125.972154][ T8040] ? _copy_from_user+0xd6/0x110 [ 125.976974][ T8040] ? __kasan_check_read+0x11/0x20 [ 125.981996][ T8040] ? copy_mount_options+0x77/0x2c0 [ 125.987167][ T8040] ksys_mount+0xba/0xe0 [ 125.991294][ T8040] __x64_sys_mount+0xb9/0x150 [ 125.995945][ T8040] do_syscall_64+0xd0/0x5e0 [ 126.000420][ T8040] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.006283][ T8040] RIP: 0033:0x458da9 [ 126.010152][ T8040] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.029740][ T8040] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.038120][ T8040] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 126.046068][ T8040] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 126.054022][ T8040] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 126.061964][ T8040] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 126.069909][ T8040] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 126.077873][ T8043] CPU: 1 PID: 8043 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 126.085675][ T8043] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.095717][ T8043] Call Trace: [ 126.099008][ T8043] dump_stack+0x12d/0x187 [ 126.103348][ T8043] should_fail.cold.4+0x5/0x13 [ 126.108146][ T8043] ? stack_trace_save+0x82/0xb0 [ 126.112984][ T8043] ? fault_create_debugfs_attr+0x150/0x150 [ 126.118855][ T8043] __should_failslab+0xba/0xf0 [ 126.123603][ T8043] should_failslab+0x9/0x14 [ 126.128106][ T8043] kmem_cache_alloc+0x47/0x750 [ 126.132863][ T8043] ? ksys_mount+0xba/0xe0 [ 126.137174][ T8043] ? __x64_sys_mount+0xb9/0x150 [ 126.142006][ T8043] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.148042][ T8043] ? v9fs_mount+0x72/0x7f0 [ 126.152433][ T8043] ? legacy_get_tree+0x103/0x1f0 [ 126.157340][ T8043] ? vfs_get_tree+0x8b/0x2d0 [ 126.161916][ T8043] ? do_mount+0x1281/0x1b60 [ 126.166494][ T8043] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 126.172894][ T8043] ? __kasan_check_read+0x11/0x20 [ 126.177899][ T8043] idr_get_free+0x35d/0x880 [ 126.182413][ T8043] idr_alloc_u32+0x13a/0x330 [ 126.186994][ T8043] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 126.192517][ T8043] ? mark_held_locks+0x130/0x130 [ 126.197431][ T8043] ? __kasan_check_write+0x14/0x20 [ 126.202530][ T8043] ? do_raw_spin_lock+0x123/0x2d0 [ 126.207534][ T8043] idr_alloc+0x7d/0xc0 [ 126.211585][ T8043] ? idr_alloc_u32+0x330/0x330 [ 126.216411][ T8043] p9_client_prepare_req.part.5+0x571/0x670 [ 126.222278][ T8043] p9_client_rpc+0x174/0xe50 [ 126.226925][ T8043] ? trace_hardirqs_on+0x28/0x1b0 [ 126.231922][ T8043] ? __kasan_check_read+0x11/0x20 [ 126.236929][ T8043] ? p9_client_prepare_req.part.5+0x670/0x670 [ 126.242970][ T8043] ? add_wait_queue+0x107/0x160 [ 126.247795][ T8043] ? p9_pollwait+0x182/0x210 [ 126.252358][ T8043] ? pipe_poll+0x7e/0x2a0 [ 126.256659][ T8043] ? p9_fd_poll+0x19b/0x2a0 [ 126.261139][ T8043] ? p9_conn_create+0x399/0x4e0 [ 126.265984][ T8043] ? p9_conn_create+0x4e0/0x4e0 [ 126.270831][ T8043] p9_client_create+0x7ec/0x10e0 [ 126.276098][ T8043] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 126.282143][ T8043] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.287665][ T8043] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 126.293702][ T8043] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 126.299507][ T8043] ? __kmalloc_track_caller+0x60e/0x780 [ 126.305050][ T8043] ? __x64_sys_mount+0xb9/0x150 [ 126.309886][ T8043] ? do_syscall_64+0xd0/0x5e0 [ 126.314535][ T8043] ? lockdep_init_map+0x1b6/0x6c0 [ 126.319674][ T8043] v9fs_session_init+0x1ed/0x14c0 [ 126.324677][ T8043] ? v9fs_session_init+0x1ed/0x14c0 [ 126.329854][ T8043] ? lock_downgrade+0x900/0x900 [ 126.334699][ T8043] ? __kasan_check_write+0x14/0x20 [ 126.339794][ T8043] ? v9fs_show_options+0x6c0/0x6c0 [ 126.344894][ T8043] ? v9fs_mount+0x55/0x7f0 [ 126.349291][ T8043] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.354820][ T8043] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 126.360859][ T8043] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 126.366637][ T8043] ? kmem_cache_alloc_trace+0x39e/0x780 [ 126.372167][ T8043] v9fs_mount+0x72/0x7f0 [ 126.376391][ T8043] ? v9fs_write_inode+0x50/0x50 [ 126.381213][ T8043] legacy_get_tree+0x103/0x1f0 [ 126.385954][ T8043] vfs_get_tree+0x8b/0x2d0 [ 126.390444][ T8043] ? capable+0x14/0x20 [ 126.394499][ T8043] do_mount+0x1281/0x1b60 [ 126.398815][ T8043] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.404353][ T8043] ? copy_mount_string+0x20/0x20 [ 126.409280][ T8043] ? kmem_cache_alloc_trace+0x39e/0x780 [ 126.414810][ T8043] ? __kasan_check_write+0x14/0x20 [ 126.419911][ T8043] ? _copy_from_user+0xd6/0x110 [ 126.424737][ T8043] ? __kasan_check_read+0x11/0x20 [ 126.429737][ T8043] ? copy_mount_options+0x77/0x2c0 [ 126.434832][ T8043] ksys_mount+0xba/0xe0 [ 126.438963][ T8043] __x64_sys_mount+0xb9/0x150 [ 126.443613][ T8043] do_syscall_64+0xd0/0x5e0 [ 126.448091][ T8043] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.453954][ T8043] RIP: 0033:0x458da9 [ 126.457827][ T8043] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.477410][ T8043] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.485797][ T8043] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 126.493739][ T8043] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 126.501700][ T8043] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 126.509652][ T8043] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 126.517607][ T8043] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 126.525565][ T8031] CPU: 0 PID: 8031 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 126.533368][ T8031] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.543525][ T8031] Call Trace: [ 126.546821][ T8031] dump_stack+0x12d/0x187 [ 126.551137][ T8031] should_fail.cold.4+0x5/0x13 [ 126.555901][ T8031] ? fault_create_debugfs_attr+0x150/0x150 [ 126.561699][ T8031] ? ___might_sleep+0x16b/0x2b0 2019/11/09 19:56:42 executed programs: 177 [ 126.561716][ T8031] __should_failslab+0xba/0xf0 [ 126.561724][ T8031] should_failslab+0x9/0x14 [ 126.561731][ T8031] __kmalloc+0x2eb/0x790 [ 126.575815][ T8031] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 126.585308][ T8031] p9_fcall_init.isra.2+0x55/0x1c0 [ 126.590411][ T8031] p9_client_prepare_req.part.5+0x116/0x670 [ 126.596283][ T8031] p9_client_rpc+0x174/0xe50 [ 126.600850][ T8031] ? trace_hardirqs_on+0x28/0x1b0 [ 126.605863][ T8031] ? __kasan_check_read+0x11/0x20 [ 126.610897][ T8031] ? p9_client_prepare_req.part.5+0x670/0x670 [ 126.614657][ T8058] FAULT_INJECTION: forcing a failure. [ 126.614657][ T8058] name failslab, interval 1, probability 0, space 0, times 0 [ 126.616965][ T8031] ? add_wait_queue+0x107/0x160 [ 126.634354][ T8031] ? p9_pollwait+0x182/0x210 [ 126.638919][ T8031] ? pipe_poll+0x7e/0x2a0 [ 126.643222][ T8031] ? p9_fd_poll+0x19b/0x2a0 [ 126.647694][ T8031] ? p9_conn_create+0x399/0x4e0 [ 126.652517][ T8031] ? p9_conn_create+0x4e0/0x4e0 [ 126.657343][ T8031] p9_client_create+0x7ec/0x10e0 [ 126.662260][ T8031] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 126.668301][ T8031] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.673817][ T8031] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 126.679855][ T8031] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 126.685649][ T8031] ? __kmalloc_track_caller+0x60e/0x780 [ 126.691169][ T8031] ? __x64_sys_mount+0xb9/0x150 [ 126.695989][ T8031] ? do_syscall_64+0xd0/0x5e0 [ 126.700638][ T8031] ? lockdep_init_map+0x1b6/0x6c0 [ 126.705649][ T8031] v9fs_session_init+0x1ed/0x14c0 [ 126.710643][ T8031] ? v9fs_session_init+0x1ed/0x14c0 [ 126.715818][ T8031] ? lock_downgrade+0x900/0x900 [ 126.720641][ T8031] ? __kasan_check_write+0x14/0x20 [ 126.725725][ T8031] ? v9fs_show_options+0x6c0/0x6c0 [ 126.730808][ T8031] ? v9fs_mount+0x55/0x7f0 [ 126.735194][ T8031] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.740806][ T8031] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 126.746843][ T8031] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 126.752638][ T8031] ? kmem_cache_alloc_trace+0x39e/0x780 [ 126.758170][ T8031] v9fs_mount+0x72/0x7f0 [ 126.762560][ T8031] ? v9fs_write_inode+0x50/0x50 [ 126.767383][ T8031] legacy_get_tree+0x103/0x1f0 [ 126.772126][ T8031] vfs_get_tree+0x8b/0x2d0 [ 126.776520][ T8031] ? capable+0x14/0x20 [ 126.780562][ T8031] do_mount+0x1281/0x1b60 [ 126.784863][ T8031] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.790388][ T8031] ? copy_mount_string+0x20/0x20 [ 126.795298][ T8031] ? kmem_cache_alloc_trace+0x39e/0x780 [ 126.800816][ T8031] ? __kasan_check_write+0x14/0x20 [ 126.805907][ T8031] ? _copy_from_user+0xd6/0x110 [ 126.810728][ T8031] ? __kasan_check_read+0x11/0x20 [ 126.815735][ T8031] ? copy_mount_options+0x77/0x2c0 [ 126.820826][ T8031] ksys_mount+0xba/0xe0 [ 126.824958][ T8031] __x64_sys_mount+0xb9/0x150 [ 126.829608][ T8031] do_syscall_64+0xd0/0x5e0 [ 126.834087][ T8031] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 126.839955][ T8031] RIP: 0033:0x458da9 [ 126.843821][ T8031] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 126.863397][ T8031] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 126.871780][ T8031] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 126.879737][ T8031] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 126.887692][ T8031] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 126.895647][ T8031] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 126.903599][ T8031] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 126.911560][ T8058] CPU: 1 PID: 8058 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 126.919359][ T8058] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 126.929407][ T8058] Call Trace: [ 126.931376][ T8057] FAULT_INJECTION: forcing a failure. [ 126.931376][ T8057] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 126.932694][ T8058] dump_stack+0x12d/0x187 [ 126.950169][ T8058] should_fail.cold.4+0x5/0x13 [ 126.954913][ T8058] ? fault_create_debugfs_attr+0x150/0x150 [ 126.960694][ T8058] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 126.967255][ T8058] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 126.972953][ T8058] __should_failslab+0xba/0xf0 [ 126.977710][ T8058] should_failslab+0x9/0x14 [ 126.982183][ T8058] kmem_cache_alloc+0x47/0x750 [ 126.986917][ T8058] ? ksys_mount+0xba/0xe0 [ 126.991215][ T8058] ? __x64_sys_mount+0xb9/0x150 [ 126.996039][ T8058] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.002077][ T8058] ? v9fs_mount+0x72/0x7f0 [ 127.006467][ T8058] ? legacy_get_tree+0x103/0x1f0 [ 127.011389][ T8058] ? vfs_get_tree+0x8b/0x2d0 [ 127.015959][ T8058] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 127.022347][ T8058] idr_get_free+0x35d/0x880 [ 127.026827][ T8058] idr_alloc_u32+0x13a/0x330 [ 127.031389][ T8058] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 127.036913][ T8058] ? mark_held_locks+0x130/0x130 [ 127.041823][ T8058] ? __kasan_check_write+0x14/0x20 [ 127.046903][ T8058] ? do_raw_spin_lock+0x123/0x2d0 [ 127.051899][ T8058] idr_alloc+0x7d/0xc0 [ 127.055940][ T8058] ? idr_alloc_u32+0x330/0x330 [ 127.060678][ T8058] p9_client_prepare_req.part.5+0x571/0x670 [ 127.066544][ T8058] p9_client_rpc+0x174/0xe50 [ 127.071121][ T8058] ? trace_hardirqs_on+0x28/0x1b0 [ 127.076127][ T8058] ? __kasan_check_read+0x11/0x20 [ 127.081133][ T8058] ? p9_client_prepare_req.part.5+0x670/0x670 [ 127.087171][ T8058] ? add_wait_queue+0x107/0x160 [ 127.091992][ T8058] ? p9_pollwait+0x182/0x210 [ 127.096564][ T8058] ? pipe_poll+0x7e/0x2a0 [ 127.100864][ T8058] ? p9_fd_poll+0x19b/0x2a0 [ 127.105340][ T8058] ? p9_conn_create+0x399/0x4e0 [ 127.110173][ T8058] ? p9_conn_create+0x4e0/0x4e0 [ 127.115001][ T8058] p9_client_create+0x7ec/0x10e0 [ 127.119914][ T8058] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 127.125962][ T8058] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.131482][ T8058] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 127.137525][ T8058] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 127.143316][ T8058] ? __kmalloc_track_caller+0x60e/0x780 [ 127.148855][ T8058] ? __x64_sys_mount+0xb9/0x150 [ 127.153696][ T8058] ? do_syscall_64+0xd0/0x5e0 [ 127.158355][ T8058] ? lockdep_init_map+0x1b6/0x6c0 [ 127.163365][ T8058] v9fs_session_init+0x1ed/0x14c0 [ 127.168367][ T8058] ? v9fs_session_init+0x1ed/0x14c0 [ 127.173543][ T8058] ? find_held_lock+0x36/0x1d0 [ 127.178300][ T8058] ? v9fs_show_options+0x6c0/0x6c0 [ 127.183404][ T8058] ? v9fs_mount+0x55/0x7f0 [ 127.187911][ T8058] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.193437][ T8058] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 127.199483][ T8058] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 127.205266][ T8058] ? kmem_cache_alloc_trace+0x39e/0x780 [ 127.210790][ T8058] v9fs_mount+0x72/0x7f0 [ 127.215008][ T8058] ? v9fs_write_inode+0x50/0x50 [ 127.219831][ T8058] legacy_get_tree+0x103/0x1f0 [ 127.224572][ T8058] vfs_get_tree+0x8b/0x2d0 [ 127.228968][ T8058] ? capable+0x14/0x20 [ 127.233018][ T8058] do_mount+0x1281/0x1b60 [ 127.237320][ T8058] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.242847][ T8058] ? copy_mount_string+0x20/0x20 [ 127.247756][ T8058] ? kmem_cache_alloc_trace+0x39e/0x780 [ 127.253281][ T8058] ? __kasan_check_write+0x14/0x20 [ 127.258363][ T8058] ? _copy_from_user+0xd6/0x110 [ 127.263188][ T8058] ? __kasan_check_read+0x11/0x20 [ 127.268194][ T8058] ? copy_mount_options+0x77/0x2c0 [ 127.273288][ T8058] ksys_mount+0xba/0xe0 [ 127.277418][ T8058] __x64_sys_mount+0xb9/0x150 [ 127.282069][ T8058] do_syscall_64+0xd0/0x5e0 [ 127.286552][ T8058] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.292417][ T8058] RIP: 0033:0x458da9 [ 127.296285][ T8058] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.315859][ T8058] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.324261][ T8058] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 127.332205][ T8058] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 127.340178][ T8058] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 127.348228][ T8058] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 127.356178][ T8058] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 127.364144][ T8057] CPU: 0 PID: 8057 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 127.371947][ T8057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.381990][ T8057] Call Trace: [ 127.382004][ T8057] dump_stack+0x12d/0x187 [ 127.382015][ T8057] should_fail.cold.4+0x5/0x13 [ 127.382021][ T8057] ? do_mount+0x1281/0x1b60 [ 127.382028][ T8057] ? fault_create_debugfs_attr+0x150/0x150 [ 127.382037][ T8057] ? find_held_lock+0x36/0x1d0 [ 127.382047][ T8057] should_fail_alloc_page+0x50/0x60 [ 127.382051][ T8057] __alloc_pages_nodemask+0x17f/0x880 [ 127.382056][ T8057] ? cache_grow_end+0xa8/0x190 [ 127.382061][ T8057] ? __alloc_pages_slowpath+0x2570/0x2570 [ 127.382066][ T8057] ? do_raw_spin_lock+0x123/0x2d0 [ 127.382079][ T8057] cache_grow_begin+0x92/0xd60 [ 127.382082][ T8057] ? __kmalloc+0xc5/0x790 [ 127.382091][ T8057] ? trace_hardirqs_off+0x41/0x1a0 [ 127.399259][ T8057] __kmalloc+0x6cd/0x790 [ 127.399272][ T8057] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 127.399281][ T8057] p9_fcall_init.isra.2+0x55/0x1c0 [ 127.399289][ T8057] p9_client_prepare_req.part.5+0x116/0x670 [ 127.399299][ T8057] p9_client_rpc+0x174/0xe50 [ 127.399306][ T8057] ? trace_hardirqs_on+0x28/0x1b0 [ 127.415035][ T8057] ? __kasan_check_read+0x11/0x20 [ 127.415047][ T8057] ? p9_client_prepare_req.part.5+0x670/0x670 [ 127.415054][ T8057] ? add_wait_queue+0x107/0x160 [ 127.415063][ T8057] ? p9_pollwait+0x182/0x210 [ 127.415075][ T8057] ? pipe_poll+0x7e/0x2a0 [ 127.436050][ T8057] ? p9_fd_poll+0x19b/0x2a0 [ 127.436059][ T8057] ? p9_conn_create+0x399/0x4e0 [ 127.436069][ T8057] ? p9_conn_create+0x4e0/0x4e0 [ 127.436082][ T8057] p9_client_create+0x7ec/0x10e0 [ 127.436095][ T8057] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 127.436103][ T8057] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.436110][ T8057] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 127.459777][ T8057] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 127.470757][ T8057] ? __kmalloc_track_caller+0x60e/0x780 [ 127.470764][ T8057] ? __x64_sys_mount+0xb9/0x150 [ 127.470770][ T8057] ? do_syscall_64+0xd0/0x5e0 [ 127.470775][ T8057] ? lockdep_init_map+0x1b6/0x6c0 [ 127.470788][ T8057] v9fs_session_init+0x1ed/0x14c0 [ 127.470792][ T8057] ? v9fs_session_init+0x1ed/0x14c0 [ 127.470798][ T8057] ? find_held_lock+0x36/0x1d0 [ 127.470809][ T8057] ? v9fs_show_options+0x6c0/0x6c0 [ 127.470816][ T8057] ? v9fs_mount+0x55/0x7f0 [ 127.470824][ T8057] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.470829][ T8057] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 127.470833][ T8057] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 127.470842][ T8057] ? kmem_cache_alloc_trace+0x39e/0x780 [ 127.470854][ T8057] v9fs_mount+0x72/0x7f0 [ 127.470862][ T8057] ? v9fs_write_inode+0x50/0x50 [ 127.470869][ T8057] legacy_get_tree+0x103/0x1f0 [ 127.470879][ T8057] vfs_get_tree+0x8b/0x2d0 [ 127.476603][ T8059] FAULT_INJECTION: forcing a failure. [ 127.476603][ T8059] name failslab, interval 1, probability 0, space 0, times 0 [ 127.480452][ T8057] ? capable+0x14/0x20 [ 127.650118][ T8057] do_mount+0x1281/0x1b60 [ 127.654423][ T8057] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.659943][ T8057] ? copy_mount_string+0x20/0x20 [ 127.664854][ T8057] ? kmem_cache_alloc_trace+0x39e/0x780 [ 127.670384][ T8057] ? __kasan_check_write+0x14/0x20 [ 127.675474][ T8057] ? _copy_from_user+0xd6/0x110 [ 127.680298][ T8057] ? __kasan_check_read+0x11/0x20 [ 127.685292][ T8057] ? copy_mount_options+0x77/0x2c0 [ 127.690388][ T8057] ksys_mount+0xba/0xe0 [ 127.694525][ T8057] __x64_sys_mount+0xb9/0x150 [ 127.699177][ T8057] do_syscall_64+0xd0/0x5e0 [ 127.703653][ T8057] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 127.709515][ T8057] RIP: 0033:0x458da9 [ 127.713383][ T8057] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 127.732974][ T8057] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 127.741358][ T8057] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 127.749319][ T8057] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 127.757273][ T8057] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 127.765215][ T8057] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 127.773156][ T8057] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 127.781127][ T8059] CPU: 1 PID: 8059 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 127.787512][ T8066] FAULT_INJECTION: forcing a failure. [ 127.787512][ T8066] name failslab, interval 1, probability 0, space 0, times 0 [ 127.788927][ T8059] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 127.806178][ T8068] FAULT_INJECTION: forcing a failure. [ 127.806178][ T8068] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 127.811533][ T8059] Call Trace: [ 127.828057][ T8059] dump_stack+0x12d/0x187 [ 127.832426][ T8059] should_fail.cold.4+0x5/0x13 [ 127.837162][ T8059] ? fault_create_debugfs_attr+0x150/0x150 [ 127.842938][ T8059] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 127.849496][ T8059] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.855013][ T8059] __should_failslab+0xba/0xf0 [ 127.859748][ T8059] should_failslab+0x9/0x14 [ 127.864228][ T8059] kmem_cache_alloc+0x47/0x750 [ 127.868960][ T8059] ? ksys_mount+0xba/0xe0 [ 127.873259][ T8059] ? __x64_sys_mount+0xb9/0x150 [ 127.878081][ T8059] ? v9fs_mount+0x72/0x7f0 [ 127.882469][ T8059] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 127.888852][ T8059] idr_get_free+0x35d/0x880 [ 127.893331][ T8059] idr_alloc_u32+0x13a/0x330 [ 127.897910][ T8059] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 127.903431][ T8059] ? mark_held_locks+0x130/0x130 [ 127.908343][ T8059] ? __kasan_check_write+0x14/0x20 [ 127.913424][ T8059] ? do_raw_spin_lock+0x123/0x2d0 [ 127.918423][ T8059] idr_alloc+0x7d/0xc0 [ 127.922461][ T8059] ? idr_alloc_u32+0x330/0x330 [ 127.927198][ T8059] p9_client_prepare_req.part.5+0x571/0x670 [ 127.933072][ T8059] p9_client_rpc+0x174/0xe50 [ 127.937631][ T8059] ? trace_hardirqs_on+0x28/0x1b0 [ 127.942632][ T8059] ? __kasan_check_read+0x11/0x20 [ 127.947803][ T8059] ? p9_client_prepare_req.part.5+0x670/0x670 [ 127.953839][ T8059] ? add_wait_queue+0x107/0x160 [ 127.958668][ T8059] ? p9_pollwait+0x182/0x210 [ 127.963244][ T8059] ? pipe_poll+0x7e/0x2a0 [ 127.967549][ T8059] ? p9_fd_poll+0x19b/0x2a0 [ 127.972030][ T8059] ? p9_conn_create+0x399/0x4e0 [ 127.976862][ T8059] ? p9_conn_create+0x4e0/0x4e0 [ 127.981695][ T8059] p9_client_create+0x7ec/0x10e0 [ 127.986616][ T8059] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 127.992660][ T8059] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 127.998178][ T8059] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.004213][ T8059] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.009994][ T8059] ? __kmalloc_track_caller+0x60e/0x780 [ 128.015509][ T8059] ? __x64_sys_mount+0xb9/0x150 [ 128.020330][ T8059] ? do_syscall_64+0xd0/0x5e0 [ 128.024977][ T8059] ? lockdep_init_map+0x1b6/0x6c0 [ 128.029979][ T8059] v9fs_session_init+0x1ed/0x14c0 [ 128.034972][ T8059] ? v9fs_session_init+0x1ed/0x14c0 [ 128.040149][ T8059] ? find_held_lock+0x36/0x1d0 [ 128.044902][ T8059] ? v9fs_show_options+0x6c0/0x6c0 [ 128.049995][ T8059] ? v9fs_mount+0x55/0x7f0 [ 128.054434][ T8059] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.059965][ T8059] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.066008][ T8059] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.071786][ T8059] ? kmem_cache_alloc_trace+0x39e/0x780 [ 128.077305][ T8059] v9fs_mount+0x72/0x7f0 [ 128.081526][ T8059] ? v9fs_write_inode+0x50/0x50 [ 128.086348][ T8059] legacy_get_tree+0x103/0x1f0 [ 128.091085][ T8059] vfs_get_tree+0x8b/0x2d0 [ 128.095469][ T8059] ? capable+0x14/0x20 [ 128.099510][ T8059] do_mount+0x1281/0x1b60 [ 128.103820][ T8059] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 128.109260][ T8059] ? copy_mount_string+0x20/0x20 [ 128.114170][ T8059] ? retint_kernel+0x2b/0x2b [ 128.118755][ T8059] ? copy_mount_options+0x1b3/0x2c0 [ 128.123927][ T8059] ? copy_mount_options+0x77/0x2c0 [ 128.129013][ T8059] ksys_mount+0xba/0xe0 [ 128.133142][ T8059] __x64_sys_mount+0xb9/0x150 [ 128.137789][ T8059] do_syscall_64+0xd0/0x5e0 [ 128.142267][ T8059] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.148133][ T8059] RIP: 0033:0x458da9 [ 128.152008][ T8059] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.171700][ T8059] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.180087][ T8059] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 128.188036][ T8059] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 128.195994][ T8059] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 128.203944][ T8059] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 128.211888][ T8059] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 128.219861][ T8068] CPU: 0 PID: 8068 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 128.227668][ T8068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.237717][ T8068] Call Trace: [ 128.241028][ T8068] dump_stack+0x12d/0x187 [ 128.245346][ T8068] should_fail.cold.4+0x5/0x13 [ 128.250098][ T8068] ? do_mount+0x1281/0x1b60 [ 128.254768][ T8068] ? fault_create_debugfs_attr+0x150/0x150 [ 128.260568][ T8068] ? find_held_lock+0x36/0x1d0 [ 128.265326][ T8068] should_fail_alloc_page+0x50/0x60 [ 128.270535][ T8068] __alloc_pages_nodemask+0x17f/0x880 [ 128.270773][ T8072] FAULT_INJECTION: forcing a failure. [ 128.270773][ T8072] name failslab, interval 1, probability 0, space 0, times 0 [ 128.276324][ T8068] ? cache_grow_end+0xa8/0x190 [ 128.293644][ T8068] ? __alloc_pages_slowpath+0x2570/0x2570 [ 128.299349][ T8068] ? do_raw_spin_lock+0x123/0x2d0 [ 128.304366][ T8068] cache_grow_begin+0x92/0xd60 [ 128.309111][ T8068] ? __kmalloc+0xc5/0x790 [ 128.313416][ T8068] ? trace_hardirqs_off+0x41/0x1a0 [ 128.318503][ T8068] __kmalloc+0x6cd/0x790 [ 128.322724][ T8068] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 128.327984][ T8068] p9_fcall_init.isra.2+0x55/0x1c0 [ 128.333071][ T8068] p9_client_prepare_req.part.5+0x116/0x670 [ 128.338938][ T8068] p9_client_rpc+0x174/0xe50 [ 128.343526][ T8068] ? trace_hardirqs_on+0x28/0x1b0 [ 128.348528][ T8068] ? __kasan_check_read+0x11/0x20 [ 128.353542][ T8068] ? p9_client_prepare_req.part.5+0x670/0x670 [ 128.359592][ T8068] ? add_wait_queue+0x107/0x160 [ 128.364431][ T8068] ? p9_pollwait+0x182/0x210 [ 128.368995][ T8068] ? pipe_poll+0x7e/0x2a0 [ 128.373297][ T8068] ? p9_fd_poll+0x19b/0x2a0 [ 128.377777][ T8068] ? p9_conn_create+0x399/0x4e0 [ 128.382600][ T8068] ? p9_conn_create+0x4e0/0x4e0 [ 128.387431][ T8068] p9_client_create+0x7ec/0x10e0 [ 128.392342][ T8068] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 128.398377][ T8068] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.403902][ T8068] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.409937][ T8068] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.415718][ T8068] ? __kmalloc_track_caller+0x60e/0x780 [ 128.421234][ T8068] ? __x64_sys_mount+0xb9/0x150 [ 128.426052][ T8068] ? do_syscall_64+0xd0/0x5e0 [ 128.430700][ T8068] ? lockdep_init_map+0x1b6/0x6c0 [ 128.435711][ T8068] v9fs_session_init+0x1ed/0x14c0 [ 128.440707][ T8068] ? v9fs_session_init+0x1ed/0x14c0 [ 128.445877][ T8068] ? find_held_lock+0x36/0x1d0 [ 128.450616][ T8068] ? v9fs_show_options+0x6c0/0x6c0 [ 128.455712][ T8068] ? hash_net4_resize+0xa58/0xbb4 [ 128.460715][ T8068] ? v9fs_mount+0x55/0x7f0 [ 128.465101][ T8068] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.470614][ T8068] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.476648][ T8068] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.482428][ T8068] ? kmem_cache_alloc_trace+0x39e/0x780 [ 128.487951][ T8068] v9fs_mount+0x72/0x7f0 [ 128.492183][ T8068] ? v9fs_write_inode+0x50/0x50 [ 128.497006][ T8068] legacy_get_tree+0x103/0x1f0 [ 128.501749][ T8068] vfs_get_tree+0x8b/0x2d0 [ 128.506133][ T8068] ? capable+0x14/0x20 [ 128.510175][ T8068] do_mount+0x1281/0x1b60 [ 128.514477][ T8068] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.519996][ T8068] ? copy_mount_string+0x20/0x20 [ 128.524905][ T8068] ? kmem_cache_alloc_trace+0x39e/0x780 [ 128.530422][ T8068] ? __kasan_check_write+0x14/0x20 [ 128.535705][ T8068] ? _copy_from_user+0xd6/0x110 [ 128.540566][ T8068] ? __kasan_check_read+0x11/0x20 [ 128.545560][ T8068] ? copy_mount_options+0x77/0x2c0 [ 128.550644][ T8068] ksys_mount+0xba/0xe0 [ 128.554776][ T8068] __x64_sys_mount+0xb9/0x150 [ 128.559436][ T8068] do_syscall_64+0xd0/0x5e0 [ 128.564006][ T8068] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.569871][ T8068] RIP: 0033:0x458da9 [ 128.573737][ T8068] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 128.594286][ T8068] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 128.602668][ T8068] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 128.610611][ T8068] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 128.618557][ T8068] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 128.626505][ T8068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 128.634451][ T8068] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 128.642415][ T8072] CPU: 1 PID: 8072 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 128.650230][ T8072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 128.660274][ T8072] Call Trace: [ 128.660286][ T8072] dump_stack+0x12d/0x187 [ 128.660296][ T8072] should_fail.cold.4+0x5/0x13 [ 128.660304][ T8072] ? stack_trace_save+0x82/0xb0 [ 128.660310][ T8072] ? fault_create_debugfs_attr+0x150/0x150 [ 128.660323][ T8072] __should_failslab+0xba/0xf0 [ 128.667897][ T8072] should_failslab+0x9/0x14 [ 128.692448][ T8072] kmem_cache_alloc+0x47/0x750 [ 128.697197][ T8072] ? ksys_mount+0xba/0xe0 [ 128.701527][ T8072] ? __x64_sys_mount+0xb9/0x150 [ 128.706366][ T8072] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 128.712412][ T8072] ? v9fs_mount+0x72/0x7f0 [ 128.716817][ T8072] ? legacy_get_tree+0x103/0x1f0 [ 128.721731][ T8072] ? vfs_get_tree+0x8b/0x2d0 [ 128.726303][ T8072] ? do_mount+0x1281/0x1b60 [ 128.730785][ T8072] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 128.737172][ T8072] ? __kasan_check_read+0x11/0x20 [ 128.742169][ T8072] idr_get_free+0x35d/0x880 [ 128.746651][ T8072] idr_alloc_u32+0x13a/0x330 [ 128.751318][ T8072] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 128.756835][ T8072] ? mark_held_locks+0x130/0x130 [ 128.761746][ T8072] ? __kasan_check_write+0x14/0x20 [ 128.766898][ T8072] ? do_raw_spin_lock+0x123/0x2d0 [ 128.771895][ T8072] idr_alloc+0x7d/0xc0 [ 128.775962][ T8072] ? idr_alloc_u32+0x330/0x330 [ 128.780703][ T8072] p9_client_prepare_req.part.5+0x571/0x670 [ 128.786573][ T8072] p9_client_rpc+0x174/0xe50 [ 128.791219][ T8072] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 128.797008][ T8072] ? p9_client_prepare_req.part.5+0x670/0x670 [ 128.803064][ T8072] ? free_object+0x70/0x70 [ 128.807466][ T8072] ? ksys_dup3+0x2e0/0x2e0 [ 128.811853][ T8072] ? lockdep_init_map+0x1b6/0x6c0 [ 128.816848][ T8072] ? __kasan_check_write+0x14/0x20 [ 128.822022][ T8072] ? p9_conn_create+0x3c2/0x4e0 [ 128.826844][ T8072] ? p9_conn_create+0x4e0/0x4e0 [ 128.831687][ T8072] p9_client_create+0x7ec/0x10e0 [ 128.836600][ T8072] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 128.842634][ T8072] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.848155][ T8072] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.854191][ T8072] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.859977][ T8072] ? __kmalloc_track_caller+0x60e/0x780 [ 128.865493][ T8072] ? __x64_sys_mount+0xb9/0x150 [ 128.870327][ T8072] ? do_syscall_64+0xd0/0x5e0 [ 128.874980][ T8072] ? lockdep_init_map+0x1b6/0x6c0 [ 128.879980][ T8072] v9fs_session_init+0x1ed/0x14c0 [ 128.884974][ T8072] ? v9fs_session_init+0x1ed/0x14c0 [ 128.890143][ T8072] ? find_held_lock+0x36/0x1d0 [ 128.894970][ T8072] ? v9fs_show_options+0x6c0/0x6c0 [ 128.900050][ T8072] ? v9fs_mount+0x55/0x7f0 [ 128.904437][ T8072] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.909952][ T8072] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 128.915989][ T8072] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 128.921766][ T8072] ? kmem_cache_alloc_trace+0x39e/0x780 [ 128.927380][ T8072] v9fs_mount+0x72/0x7f0 [ 128.931593][ T8072] ? v9fs_write_inode+0x50/0x50 [ 128.936416][ T8072] legacy_get_tree+0x103/0x1f0 [ 128.941162][ T8072] vfs_get_tree+0x8b/0x2d0 [ 128.945548][ T8072] ? capable+0x14/0x20 [ 128.949590][ T8072] do_mount+0x1281/0x1b60 [ 128.953887][ T8072] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 128.959402][ T8072] ? copy_mount_string+0x20/0x20 [ 128.964308][ T8072] ? kmem_cache_alloc_trace+0x39e/0x780 [ 128.969821][ T8072] ? __kasan_check_write+0x14/0x20 [ 128.974904][ T8072] ? __kasan_check_read+0x11/0x20 [ 128.979903][ T8072] ? copy_mount_options+0x77/0x2c0 [ 128.984984][ T8072] ksys_mount+0xba/0xe0 [ 128.989113][ T8072] __x64_sys_mount+0xb9/0x150 [ 128.993762][ T8072] do_syscall_64+0xd0/0x5e0 [ 128.998236][ T8072] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.004097][ T8072] RIP: 0033:0x458da9 [ 129.007967][ T8072] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.027544][ T8072] RSP: 002b:00007efeb02d5c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.035925][ T8072] RAX: ffffffffffffffda RBX: 00007efeb02d5c90 RCX: 0000000000458da9 [ 129.043871][ T8072] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 129.051813][ T8072] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 129.059755][ T8072] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02d66d4 [ 129.067705][ T8072] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 129.075667][ T8066] CPU: 0 PID: 8066 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 129.082613][ T26] audit: type=1804 audit(1573329404.272:69): pid=8072 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir555215155/syzkaller.KQRCQw/34/file0" dev="sda1" ino=16737 res=1 [ 129.083472][ T8066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.117882][ T8066] Call Trace: [ 129.121265][ T8066] dump_stack+0x12d/0x187 [ 129.125596][ T8066] should_fail.cold.4+0x5/0x13 [ 129.130356][ T8066] ? fault_create_debugfs_attr+0x150/0x150 [ 129.136161][ T8066] ? ___might_sleep+0x16b/0x2b0 [ 129.137708][ T8078] FAULT_INJECTION: forcing a failure. [ 129.137708][ T8078] name failslab, interval 1, probability 0, space 0, times 0 [ 129.140996][ T8066] __should_failslab+0xba/0xf0 [ 129.158296][ T8066] should_failslab+0x9/0x14 [ 129.162909][ T8066] __kmalloc+0x2eb/0x790 [ 129.167137][ T8066] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 129.172411][ T8066] p9_fcall_init.isra.2+0x55/0x1c0 [ 129.177510][ T8066] p9_client_prepare_req.part.5+0x116/0x670 [ 129.183383][ T8066] p9_client_rpc+0x174/0xe50 [ 129.187963][ T8066] ? trace_hardirqs_on+0x28/0x1b0 [ 129.192957][ T8066] ? __kasan_check_read+0x11/0x20 [ 129.197963][ T8066] ? p9_client_prepare_req.part.5+0x670/0x670 [ 129.204000][ T8066] ? add_wait_queue+0x107/0x160 [ 129.208833][ T8066] ? p9_pollwait+0x182/0x210 [ 129.213403][ T8066] ? pipe_poll+0x7e/0x2a0 [ 129.217706][ T8066] ? p9_fd_poll+0x19b/0x2a0 [ 129.222182][ T8066] ? p9_conn_create+0x399/0x4e0 [ 129.227015][ T8066] ? p9_conn_create+0x4e0/0x4e0 [ 129.231850][ T8066] p9_client_create+0x7ec/0x10e0 [ 129.236762][ T8066] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 129.242805][ T8066] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.248328][ T8066] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 129.254390][ T8066] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 129.260177][ T8066] ? __kmalloc_track_caller+0x60e/0x780 [ 129.265699][ T8066] ? __x64_sys_mount+0xb9/0x150 [ 129.270518][ T8066] ? do_syscall_64+0xd0/0x5e0 [ 129.275175][ T8066] ? lockdep_init_map+0x1b6/0x6c0 [ 129.280178][ T8066] v9fs_session_init+0x1ed/0x14c0 [ 129.285187][ T8066] ? v9fs_session_init+0x1ed/0x14c0 [ 129.290371][ T8066] ? lock_downgrade+0x900/0x900 [ 129.295193][ T8066] ? __kasan_check_write+0x14/0x20 [ 129.300275][ T8066] ? v9fs_show_options+0x6c0/0x6c0 [ 129.305448][ T8066] ? v9fs_mount+0x55/0x7f0 [ 129.309853][ T8066] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.315381][ T8066] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 129.321425][ T8066] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 129.327233][ T8066] ? kmem_cache_alloc_trace+0x39e/0x780 [ 129.332764][ T8066] v9fs_mount+0x72/0x7f0 [ 129.336990][ T8066] ? v9fs_write_inode+0x50/0x50 [ 129.341844][ T8066] legacy_get_tree+0x103/0x1f0 [ 129.346589][ T8066] vfs_get_tree+0x8b/0x2d0 [ 129.350980][ T8066] ? capable+0x14/0x20 [ 129.355036][ T8066] do_mount+0x1281/0x1b60 [ 129.359347][ T8066] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.364864][ T8066] ? copy_mount_string+0x20/0x20 [ 129.369858][ T8066] ? kmem_cache_alloc_trace+0x39e/0x780 [ 129.375376][ T8066] ? __kasan_check_write+0x14/0x20 [ 129.380463][ T8066] ? _copy_from_user+0xd6/0x110 [ 129.385290][ T8066] ? __kasan_check_read+0x11/0x20 [ 129.390285][ T8066] ? copy_mount_options+0x77/0x2c0 [ 129.395370][ T8066] ksys_mount+0xba/0xe0 [ 129.399513][ T8066] __x64_sys_mount+0xb9/0x150 [ 129.404173][ T8066] do_syscall_64+0xd0/0x5e0 [ 129.408660][ T8066] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.414535][ T8066] RIP: 0033:0x458da9 [ 129.418406][ T8066] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.437982][ T8066] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.446362][ T8066] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 129.454419][ T8066] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 129.462362][ T8066] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 129.470311][ T8066] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 129.478255][ T8066] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 129.486219][ T8078] CPU: 1 PID: 8078 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 129.494020][ T8078] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.504055][ T8078] Call Trace: [ 129.504068][ T8078] dump_stack+0x12d/0x187 [ 129.504078][ T8078] should_fail.cold.4+0x5/0x13 [ 129.504085][ T8078] ? stack_trace_save+0x82/0xb0 [ 129.504091][ T8078] ? fault_create_debugfs_attr+0x150/0x150 [ 129.504106][ T8078] __should_failslab+0xba/0xf0 [ 129.531778][ T8078] should_failslab+0x9/0x14 [ 129.535695][ T8079] FAULT_INJECTION: forcing a failure. [ 129.535695][ T8079] name failslab, interval 1, probability 0, space 0, times 0 [ 129.536268][ T8078] kmem_cache_alloc+0x47/0x750 [ 129.553582][ T8078] ? ksys_mount+0xba/0xe0 [ 129.557885][ T8078] ? __x64_sys_mount+0xb9/0x150 [ 129.562709][ T8078] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.568745][ T8078] ? v9fs_mount+0x72/0x7f0 [ 129.573129][ T8078] ? legacy_get_tree+0x103/0x1f0 [ 129.578047][ T8078] ? vfs_get_tree+0x8b/0x2d0 [ 129.582626][ T8078] ? do_mount+0x1281/0x1b60 [ 129.587108][ T8078] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 129.593492][ T8078] ? __kasan_check_read+0x11/0x20 [ 129.598501][ T8078] idr_get_free+0x35d/0x880 [ 129.602991][ T8078] idr_alloc_u32+0x13a/0x330 [ 129.607563][ T8078] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 129.613114][ T8078] ? mark_held_locks+0x130/0x130 [ 129.618033][ T8078] ? __kasan_check_write+0x14/0x20 [ 129.623119][ T8078] ? do_raw_spin_lock+0x123/0x2d0 [ 129.628135][ T8078] idr_alloc+0x7d/0xc0 [ 129.632182][ T8078] ? idr_alloc_u32+0x330/0x330 [ 129.636924][ T8078] p9_client_prepare_req.part.5+0x571/0x670 [ 129.642828][ T8078] p9_client_rpc+0x174/0xe50 [ 129.647650][ T8078] ? trace_hardirqs_on+0x28/0x1b0 [ 129.652648][ T8078] ? __kasan_check_read+0x11/0x20 [ 129.657669][ T8078] ? p9_client_prepare_req.part.5+0x670/0x670 [ 129.663712][ T8078] ? add_wait_queue+0x107/0x160 [ 129.668715][ T8078] ? p9_pollwait+0x182/0x210 [ 129.673284][ T8078] ? pipe_poll+0x7e/0x2a0 [ 129.677588][ T8078] ? p9_fd_poll+0x19b/0x2a0 [ 129.682061][ T8078] ? p9_conn_create+0x399/0x4e0 [ 129.686985][ T8078] ? p9_conn_create+0x4e0/0x4e0 [ 129.691819][ T8078] p9_client_create+0x7ec/0x10e0 [ 129.696736][ T8078] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 129.702775][ T8078] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.708289][ T8078] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 129.714325][ T8078] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 129.720106][ T8078] ? __kmalloc_track_caller+0x60e/0x780 [ 129.725635][ T8078] ? __x64_sys_mount+0xb9/0x150 [ 129.730460][ T8078] ? do_syscall_64+0xd0/0x5e0 [ 129.735115][ T8078] ? lockdep_init_map+0x1b6/0x6c0 [ 129.740119][ T8078] v9fs_session_init+0x1ed/0x14c0 [ 129.745112][ T8078] ? v9fs_session_init+0x1ed/0x14c0 [ 129.750288][ T8078] ? lock_downgrade+0x900/0x900 [ 129.755118][ T8078] ? __kasan_check_write+0x14/0x20 [ 129.760224][ T8078] ? v9fs_show_options+0x6c0/0x6c0 [ 129.765313][ T8078] ? v9fs_mount+0x55/0x7f0 [ 129.769712][ T8078] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.775253][ T8078] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 129.781297][ T8078] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 129.787083][ T8078] ? kmem_cache_alloc_trace+0x39e/0x780 [ 129.792605][ T8078] v9fs_mount+0x72/0x7f0 [ 129.796824][ T8078] ? v9fs_write_inode+0x50/0x50 [ 129.801656][ T8078] legacy_get_tree+0x103/0x1f0 [ 129.806411][ T8078] vfs_get_tree+0x8b/0x2d0 [ 129.810795][ T8078] ? capable+0x14/0x20 [ 129.814836][ T8078] do_mount+0x1281/0x1b60 [ 129.819138][ T8078] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 129.824656][ T8078] ? copy_mount_string+0x20/0x20 [ 129.829585][ T8078] ? kmem_cache_alloc_trace+0x39e/0x780 [ 129.835113][ T8078] ? __kasan_check_write+0x14/0x20 [ 129.840203][ T8078] ? _copy_from_user+0xd6/0x110 [ 129.845028][ T8078] ? __kasan_check_read+0x11/0x20 [ 129.850025][ T8078] ? copy_mount_options+0x77/0x2c0 [ 129.855118][ T8078] ksys_mount+0xba/0xe0 [ 129.859256][ T8078] __x64_sys_mount+0xb9/0x150 [ 129.863909][ T8078] do_syscall_64+0xd0/0x5e0 [ 129.868395][ T8078] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 129.874258][ T8078] RIP: 0033:0x458da9 [ 129.878125][ T8078] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 129.897710][ T8078] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 129.906101][ T8078] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 129.914046][ T8078] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 129.921999][ T8078] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 129.929942][ T8078] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 129.937885][ T8078] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 129.945931][ T8079] CPU: 0 PID: 8079 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 129.953738][ T8079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 129.963786][ T8079] Call Trace: [ 129.967071][ T8079] dump_stack+0x12d/0x187 [ 129.971393][ T8079] should_fail.cold.4+0x5/0x13 [ 129.976142][ T8079] ? fault_create_debugfs_attr+0x150/0x150 [ 129.981947][ T8079] ? ___might_sleep+0x16b/0x2b0 [ 129.986794][ T8079] __should_failslab+0xba/0xf0 [ 129.991548][ T8079] should_failslab+0x9/0x14 [ 129.996038][ T8079] __kmalloc+0x2eb/0x790 [ 130.000274][ T8079] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 130.002803][ T8088] FAULT_INJECTION: forcing a failure. [ 130.002803][ T8088] name failslab, interval 1, probability 0, space 0, times 0 [ 130.005566][ T8079] p9_fcall_init.isra.2+0x55/0x1c0 [ 130.023197][ T8079] p9_client_prepare_req.part.5+0x116/0x670 [ 130.029081][ T8079] p9_client_rpc+0x174/0xe50 [ 130.033642][ T8079] ? trace_hardirqs_on+0x28/0x1b0 [ 130.038634][ T8079] ? __kasan_check_read+0x11/0x20 [ 130.043651][ T8079] ? p9_client_prepare_req.part.5+0x670/0x670 [ 130.049689][ T8079] ? add_wait_queue+0x107/0x160 [ 130.054511][ T8079] ? p9_pollwait+0x182/0x210 [ 130.059075][ T8079] ? pipe_poll+0x7e/0x2a0 [ 130.063375][ T8079] ? p9_fd_poll+0x19b/0x2a0 [ 130.067848][ T8079] ? p9_conn_create+0x399/0x4e0 [ 130.072678][ T8079] ? p9_conn_create+0x4e0/0x4e0 [ 130.077503][ T8079] p9_client_create+0x7ec/0x10e0 [ 130.082420][ T8079] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 130.088459][ T8079] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.093976][ T8079] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.100013][ T8079] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 130.105798][ T8079] ? __kmalloc_track_caller+0x60e/0x780 [ 130.111314][ T8079] ? __x64_sys_mount+0xb9/0x150 [ 130.116147][ T8079] ? do_syscall_64+0xd0/0x5e0 [ 130.120797][ T8079] ? lockdep_init_map+0x1b6/0x6c0 [ 130.125796][ T8079] v9fs_session_init+0x1ed/0x14c0 [ 130.130797][ T8079] ? v9fs_session_init+0x1ed/0x14c0 [ 130.135975][ T8079] ? find_held_lock+0x36/0x1d0 [ 130.140722][ T8079] ? v9fs_show_options+0x6c0/0x6c0 [ 130.145804][ T8079] ? v9fs_mount+0x55/0x7f0 [ 130.150202][ T8079] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.155717][ T8079] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.161750][ T8079] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 130.167549][ T8079] ? kmem_cache_alloc_trace+0x39e/0x780 [ 130.173076][ T8079] v9fs_mount+0x72/0x7f0 [ 130.177297][ T8079] ? v9fs_write_inode+0x50/0x50 [ 130.182128][ T8079] legacy_get_tree+0x103/0x1f0 [ 130.186872][ T8079] vfs_get_tree+0x8b/0x2d0 [ 130.191262][ T8079] ? capable+0x14/0x20 [ 130.195307][ T8079] do_mount+0x1281/0x1b60 [ 130.199609][ T8079] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.205126][ T8079] ? copy_mount_string+0x20/0x20 [ 130.210036][ T8079] ? kmem_cache_alloc_trace+0x39e/0x780 [ 130.215655][ T8079] ? __kasan_check_write+0x14/0x20 [ 130.220738][ T8079] ? __kasan_check_read+0x11/0x20 [ 130.225732][ T8079] ? copy_mount_options+0x77/0x2c0 [ 130.230816][ T8079] ksys_mount+0xba/0xe0 [ 130.234944][ T8079] __x64_sys_mount+0xb9/0x150 [ 130.239605][ T8079] do_syscall_64+0xd0/0x5e0 [ 130.244082][ T8079] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.249943][ T8079] RIP: 0033:0x458da9 [ 130.253810][ T8079] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.273397][ T8079] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.281807][ T8079] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 130.289749][ T8079] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 130.297691][ T8079] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 130.305637][ T8079] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 130.313592][ T8079] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 130.321552][ T8088] CPU: 1 PID: 8088 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 130.329493][ T8088] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.329498][ T8088] Call Trace: [ 130.329513][ T8088] dump_stack+0x12d/0x187 [ 130.329523][ T8088] should_fail.cold.4+0x5/0x13 [ 130.329530][ T8088] ? fault_create_debugfs_attr+0x150/0x150 [ 130.329537][ T8088] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 130.329544][ T8088] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.329560][ T8088] __should_failslab+0xba/0xf0 [ 130.357896][ T8088] should_failslab+0x9/0x14 [ 130.357903][ T8088] kmem_cache_alloc+0x47/0x750 [ 130.357909][ T8088] ? ksys_mount+0xba/0xe0 [ 130.357914][ T8088] ? __x64_sys_mount+0xb9/0x150 [ 130.357921][ T8088] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.357928][ T8088] ? v9fs_mount+0x72/0x7f0 [ 130.370018][ T8088] ? legacy_get_tree+0x103/0x1f0 [ 130.370024][ T8088] ? vfs_get_tree+0x8b/0x2d0 [ 130.370036][ T8088] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 130.370046][ T8088] idr_get_free+0x35d/0x880 [ 130.370061][ T8088] idr_alloc_u32+0x13a/0x330 [ 130.370071][ T8088] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 130.370078][ T8088] ? mark_held_locks+0x130/0x130 [ 130.379331][ T8088] ? __kasan_check_write+0x14/0x20 [ 130.379337][ T8088] ? do_raw_spin_lock+0x123/0x2d0 [ 130.379358][ T8088] idr_alloc+0x7d/0xc0 [ 130.379364][ T8088] ? idr_alloc_u32+0x330/0x330 [ 130.379375][ T8088] p9_client_prepare_req.part.5+0x571/0x670 [ 130.379385][ T8088] p9_client_rpc+0x174/0xe50 [ 130.392782][ T8094] FAULT_INJECTION: forcing a failure. [ 130.392782][ T8094] name failslab, interval 1, probability 0, space 0, times 0 [ 130.393252][ T8088] ? trace_hardirqs_on+0x28/0x1b0 [ 130.485790][ T8088] ? __kasan_check_read+0x11/0x20 [ 130.490816][ T8088] ? p9_client_prepare_req.part.5+0x670/0x670 [ 130.496861][ T8088] ? add_wait_queue+0x107/0x160 [ 130.502029][ T8088] ? p9_pollwait+0x182/0x210 [ 130.506602][ T8088] ? pipe_poll+0x7e/0x2a0 [ 130.510925][ T8088] ? p9_fd_poll+0x19b/0x2a0 [ 130.515441][ T8088] ? p9_conn_create+0x399/0x4e0 [ 130.520278][ T8088] ? p9_conn_create+0x4e0/0x4e0 [ 130.525111][ T8088] p9_client_create+0x7ec/0x10e0 [ 130.530030][ T8088] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 130.536075][ T8088] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.541591][ T8088] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.547630][ T8088] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 130.553424][ T8088] ? __kmalloc_track_caller+0x60e/0x780 [ 130.558940][ T8088] ? __x64_sys_mount+0xb9/0x150 [ 130.563763][ T8088] ? do_syscall_64+0xd0/0x5e0 [ 130.568407][ T8088] ? lockdep_init_map+0x1b6/0x6c0 [ 130.573412][ T8088] v9fs_session_init+0x1ed/0x14c0 [ 130.578416][ T8088] ? v9fs_session_init+0x1ed/0x14c0 [ 130.583584][ T8088] ? find_held_lock+0x36/0x1d0 [ 130.588325][ T8088] ? v9fs_show_options+0x6c0/0x6c0 [ 130.593406][ T8088] ? v9fs_mount+0x55/0x7f0 [ 130.597794][ T8088] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.603312][ T8088] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.609352][ T8088] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 130.615130][ T8088] ? kmem_cache_alloc_trace+0x39e/0x780 [ 130.620646][ T8088] v9fs_mount+0x72/0x7f0 [ 130.624867][ T8088] ? v9fs_write_inode+0x50/0x50 [ 130.629710][ T8088] legacy_get_tree+0x103/0x1f0 [ 130.634449][ T8088] vfs_get_tree+0x8b/0x2d0 [ 130.638839][ T8088] ? capable+0x14/0x20 [ 130.642892][ T8088] do_mount+0x1281/0x1b60 [ 130.647200][ T8088] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.652716][ T8088] ? copy_mount_string+0x20/0x20 [ 130.657623][ T8088] ? kmem_cache_alloc_trace+0x39e/0x780 [ 130.663137][ T8088] ? __kasan_check_write+0x14/0x20 [ 130.668222][ T8088] ? _copy_from_user+0xd6/0x110 [ 130.673046][ T8088] ? __kasan_check_read+0x11/0x20 [ 130.678042][ T8088] ? copy_mount_options+0x77/0x2c0 [ 130.683123][ T8088] ksys_mount+0xba/0xe0 [ 130.687260][ T8088] __x64_sys_mount+0xb9/0x150 [ 130.691909][ T8088] do_syscall_64+0xd0/0x5e0 [ 130.696388][ T8088] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 130.702259][ T8088] RIP: 0033:0x458da9 [ 130.706136][ T8088] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 130.725714][ T8088] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 130.734105][ T8088] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 130.742054][ T8088] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 130.749999][ T8088] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 130.757943][ T8088] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 130.765887][ T8088] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 130.773847][ T8094] CPU: 0 PID: 8094 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 130.777274][ T26] audit: type=1804 audit(1573329406.002:70): pid=8094 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir044119517/syzkaller.DjItov/30/file0" dev="sda1" ino=16779 res=1 [ 130.781657][ T8094] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 130.781660][ T8094] Call Trace: [ 130.781674][ T8094] dump_stack+0x12d/0x187 [ 130.781685][ T8094] should_fail.cold.4+0x5/0x13 [ 130.781693][ T8094] ? fault_create_debugfs_attr+0x150/0x150 [ 130.781708][ T8094] __should_failslab+0xba/0xf0 [ 130.833527][ T8096] FAULT_INJECTION: forcing a failure. [ 130.833527][ T8096] name failslab, interval 1, probability 0, space 0, times 0 [ 130.834202][ T8094] should_failslab+0x9/0x14 [ 130.856372][ T8094] kmem_cache_alloc+0x47/0x750 [ 130.861112][ T8094] ? finish_task_switch+0x14b/0x6b0 [ 130.866288][ T8094] ? lockdep_hardirqs_on+0x42d/0x5d0 [ 130.871566][ T8094] ? _raw_spin_unlock_irq+0x27/0x80 [ 130.876744][ T8094] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 130.883130][ T8094] ? __kasan_check_read+0x11/0x20 [ 130.888129][ T8094] idr_get_free+0x35d/0x880 [ 130.892617][ T8094] idr_alloc_u32+0x13a/0x330 [ 130.897188][ T8094] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 130.902704][ T8094] ? mark_held_locks+0x130/0x130 [ 130.907617][ T8094] ? __kasan_check_write+0x14/0x20 [ 130.912702][ T8094] ? do_raw_spin_lock+0x123/0x2d0 [ 130.917696][ T8094] idr_alloc+0x7d/0xc0 [ 130.921737][ T8094] ? idr_alloc_u32+0x330/0x330 [ 130.926482][ T8094] p9_client_prepare_req.part.5+0x571/0x670 [ 130.932357][ T8094] p9_client_rpc+0x174/0xe50 [ 130.936916][ T8094] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 130.942692][ T8094] ? p9_client_prepare_req.part.5+0x670/0x670 [ 130.948751][ T8094] ? free_object+0x70/0x70 [ 130.953159][ T8094] ? ksys_dup3+0x2e0/0x2e0 [ 130.957558][ T8094] ? lockdep_init_map+0x1b6/0x6c0 [ 130.962562][ T8094] ? __kasan_check_write+0x14/0x20 [ 130.967641][ T8094] ? p9_conn_create+0x3c2/0x4e0 [ 130.972469][ T8094] ? p9_conn_create+0x4e0/0x4e0 [ 130.977295][ T8094] p9_client_create+0x7ec/0x10e0 [ 130.982207][ T8094] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 130.988246][ T8094] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 130.993760][ T8094] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 130.999793][ T8094] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 131.005583][ T8094] ? __kmalloc_track_caller+0x60e/0x780 [ 131.011108][ T8094] ? __x64_sys_mount+0xb9/0x150 [ 131.015935][ T8094] ? do_syscall_64+0xd0/0x5e0 [ 131.020592][ T8094] ? lockdep_init_map+0x1b6/0x6c0 [ 131.025596][ T8094] v9fs_session_init+0x1ed/0x14c0 [ 131.030588][ T8094] ? v9fs_session_init+0x1ed/0x14c0 [ 131.035756][ T8094] ? find_held_lock+0x36/0x1d0 [ 131.040505][ T8094] ? v9fs_show_options+0x6c0/0x6c0 [ 131.045623][ T8094] ? v9fs_mount+0x55/0x7f0 [ 131.050022][ T8094] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.055538][ T8094] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 131.061574][ T8094] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 131.067361][ T8094] ? kmem_cache_alloc_trace+0x39e/0x780 [ 131.072890][ T8094] v9fs_mount+0x72/0x7f0 [ 131.077108][ T8094] ? v9fs_write_inode+0x50/0x50 [ 131.081927][ T8094] legacy_get_tree+0x103/0x1f0 [ 131.086668][ T8094] vfs_get_tree+0x8b/0x2d0 [ 131.091058][ T8094] ? capable+0x14/0x20 [ 131.095114][ T8094] do_mount+0x1281/0x1b60 [ 131.099430][ T8094] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.104956][ T8094] ? copy_mount_string+0x20/0x20 [ 131.111170][ T8094] ? kmem_cache_alloc_trace+0x39e/0x780 [ 131.116688][ T8094] ? __kasan_check_write+0x14/0x20 [ 131.121775][ T8094] ? _copy_from_user+0xd6/0x110 [ 131.126598][ T8094] ? __kasan_check_read+0x11/0x20 [ 131.131592][ T8094] ? copy_mount_options+0x77/0x2c0 [ 131.136676][ T8094] ksys_mount+0xba/0xe0 [ 131.140838][ T8094] __x64_sys_mount+0xb9/0x150 [ 131.145517][ T8094] do_syscall_64+0xd0/0x5e0 [ 131.150023][ T8094] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.155915][ T8094] RIP: 0033:0x458da9 [ 131.159788][ T8094] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.179721][ T8094] RSP: 002b:00007ff07965cc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 131.188118][ T8094] RAX: ffffffffffffffda RBX: 00007ff07965cc90 RCX: 0000000000458da9 [ 131.196069][ T8094] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 131.204024][ T8094] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 131.211971][ T8094] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07965d6d4 [ 131.219917][ T8094] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 131.227990][ T8096] CPU: 1 PID: 8096 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 131.235798][ T8096] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.245937][ T8096] Call Trace: [ 131.249229][ T8096] dump_stack+0x12d/0x187 [ 131.253552][ T8096] should_fail.cold.4+0x5/0x13 [ 131.258310][ T8096] ? fault_create_debugfs_attr+0x150/0x150 [ 131.264099][ T8096] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 131.270686][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.276224][ T8096] __should_failslab+0xba/0xf0 [ 131.280972][ T8096] should_failslab+0x9/0x14 [ 131.285469][ T8096] kmem_cache_alloc+0x47/0x750 [ 131.290217][ T8096] ? ksys_mount+0xba/0xe0 [ 131.294525][ T8096] ? __x64_sys_mount+0xb9/0x150 [ 131.299360][ T8096] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.305429][ T8096] ? v9fs_mount+0x72/0x7f0 [ 131.310112][ T8096] ? legacy_get_tree+0x103/0x1f0 [ 131.315031][ T8096] ? vfs_get_tree+0x8b/0x2d0 [ 131.319607][ T8096] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 131.320956][ T8099] 9pnet: Insufficient options for proto=fd [ 131.326009][ T8096] idr_get_free+0x35d/0x880 [ 131.336315][ T8096] idr_alloc_u32+0x13a/0x330 [ 131.340911][ T8096] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 131.346450][ T8096] ? mark_held_locks+0x130/0x130 [ 131.351399][ T8096] ? __kasan_check_write+0x14/0x20 [ 131.356526][ T8096] ? do_raw_spin_lock+0x123/0x2d0 [ 131.361538][ T8096] idr_alloc+0x7d/0xc0 [ 131.365610][ T8096] ? idr_alloc_u32+0x330/0x330 [ 131.370361][ T8096] p9_client_prepare_req.part.5+0x571/0x670 [ 131.376244][ T8096] p9_client_rpc+0x174/0xe50 [ 131.380822][ T8096] ? trace_hardirqs_on+0x28/0x1b0 [ 131.385827][ T8096] ? __kasan_check_read+0x11/0x20 [ 131.390837][ T8096] ? p9_client_prepare_req.part.5+0x670/0x670 [ 131.396888][ T8096] ? add_wait_queue+0x107/0x160 [ 131.401721][ T8096] ? p9_pollwait+0x182/0x210 [ 131.406298][ T8096] ? pipe_poll+0x7e/0x2a0 [ 131.410665][ T8096] ? p9_fd_poll+0x19b/0x2a0 [ 131.415150][ T8096] ? p9_conn_create+0x399/0x4e0 [ 131.419989][ T8096] ? p9_conn_create+0x4e0/0x4e0 [ 131.424842][ T8096] p9_client_create+0x7ec/0x10e0 [ 131.429772][ T8096] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 131.435818][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.441350][ T8096] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 131.447399][ T8096] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 131.453535][ T8096] ? __kmalloc_track_caller+0x60e/0x780 [ 131.459062][ T8096] ? __x64_sys_mount+0xb9/0x150 [ 131.463898][ T8096] ? do_syscall_64+0xd0/0x5e0 [ 131.468554][ T8096] ? lockdep_init_map+0x1b6/0x6c0 [ 131.473565][ T8096] v9fs_session_init+0x1ed/0x14c0 [ 131.478569][ T8096] ? v9fs_session_init+0x1ed/0x14c0 [ 131.483745][ T8096] ? find_held_lock+0x36/0x1d0 [ 131.488497][ T8096] ? v9fs_show_options+0x6c0/0x6c0 [ 131.493591][ T8096] ? v9fs_mount+0x55/0x7f0 [ 131.498111][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.503653][ T8096] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 131.509707][ T8096] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 131.515502][ T8096] ? kmem_cache_alloc_trace+0x39e/0x780 [ 131.521043][ T8096] v9fs_mount+0x72/0x7f0 [ 131.525323][ T8096] ? v9fs_write_inode+0x50/0x50 [ 131.530157][ T8096] legacy_get_tree+0x103/0x1f0 [ 131.534905][ T8096] vfs_get_tree+0x8b/0x2d0 [ 131.539301][ T8096] ? capable+0x14/0x20 [ 131.543359][ T8096] do_mount+0x1281/0x1b60 [ 131.547670][ T8096] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.553199][ T8096] ? copy_mount_string+0x20/0x20 [ 131.558314][ T8096] ? kmem_cache_alloc_trace+0x39e/0x780 [ 131.566662][ T8096] ? __kasan_check_write+0x14/0x20 [ 131.571852][ T8096] ? _copy_from_user+0xd6/0x110 [ 131.576723][ T8096] ? __kasan_check_read+0x11/0x20 [ 131.581744][ T8096] ? copy_mount_options+0x77/0x2c0 [ 131.586839][ T8096] ksys_mount+0xba/0xe0 [ 131.591068][ T8096] __x64_sys_mount+0xb9/0x150 [ 131.595729][ T8096] do_syscall_64+0xd0/0x5e0 [ 131.600232][ T8096] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 131.606111][ T8096] RIP: 0033:0x458da9 [ 131.610074][ T8096] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 131.629673][ T8096] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 131.638066][ T8096] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 131.646027][ T8096] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 131.653979][ T8096] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 131.661932][ T8096] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 131.669888][ T8096] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 131.681760][ T8095] FAULT_INJECTION: forcing a failure. 2019/11/09 19:56:47 executed programs: 189 [ 131.681760][ T8095] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 131.694964][ T8095] CPU: 0 PID: 8095 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 131.702760][ T8095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 131.712813][ T8095] Call Trace: [ 131.715818][ T8104] FAULT_INJECTION: forcing a failure. [ 131.715818][ T8104] name failslab, interval 1, probability 0, space 0, times 0 [ 131.716100][ T8095] dump_stack+0x12d/0x187 [ 131.733001][ T8095] should_fail.cold.4+0x5/0x13 [ 131.737826][ T8095] ? do_mount+0x1281/0x1b60 [ 131.742302][ T8095] ? fault_create_debugfs_attr+0x150/0x150 [ 131.748081][ T8095] ? find_held_lock+0x36/0x1d0 [ 131.752818][ T8095] should_fail_alloc_page+0x50/0x60 [ 131.758022][ T8095] __alloc_pages_nodemask+0x17f/0x880 [ 131.763367][ T8095] ? cache_grow_end+0xa8/0x190 [ 131.768102][ T8095] ? __alloc_pages_slowpath+0x2570/0x2570 [ 131.773793][ T8095] ? do_raw_spin_lock+0x123/0x2d0 [ 131.778797][ T8095] cache_grow_begin+0x92/0xd60 [ 131.783530][ T8095] ? __kmalloc+0xc5/0x790 [ 131.787855][ T8095] ? trace_hardirqs_off+0x41/0x1a0 [ 131.792939][ T8095] __kmalloc+0x6cd/0x790 [ 131.797157][ T8095] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 131.802415][ T8095] p9_fcall_init.isra.2+0x55/0x1c0 [ 131.807510][ T8095] p9_client_prepare_req.part.5+0x116/0x670 [ 131.813376][ T8095] p9_client_rpc+0x174/0xe50 [ 131.817940][ T8095] ? trace_hardirqs_on+0x28/0x1b0 [ 131.823024][ T8095] ? __kasan_check_read+0x11/0x20 [ 131.828021][ T8095] ? p9_client_prepare_req.part.5+0x670/0x670 [ 131.834081][ T8095] ? add_wait_queue+0x107/0x160 [ 131.838905][ T8095] ? p9_pollwait+0x182/0x210 [ 131.843567][ T8095] ? pipe_poll+0x7e/0x2a0 [ 131.847872][ T8095] ? p9_fd_poll+0x19b/0x2a0 [ 131.852351][ T8095] ? p9_conn_create+0x399/0x4e0 [ 131.857189][ T8095] ? p9_conn_create+0x4e0/0x4e0 [ 131.862016][ T8095] p9_client_create+0x7ec/0x10e0 [ 131.866942][ T8095] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 131.872989][ T8095] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.878521][ T8095] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 131.884557][ T8095] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 131.890340][ T8095] ? __kmalloc_track_caller+0x60e/0x780 [ 131.895860][ T8095] ? __x64_sys_mount+0xb9/0x150 [ 131.900772][ T8095] ? do_syscall_64+0xd0/0x5e0 [ 131.905599][ T8095] ? lockdep_init_map+0x1b6/0x6c0 [ 131.910964][ T8095] v9fs_session_init+0x1ed/0x14c0 [ 131.916087][ T8095] ? v9fs_session_init+0x1ed/0x14c0 [ 131.921291][ T8095] ? find_held_lock+0x36/0x1d0 [ 131.926054][ T8095] ? v9fs_show_options+0x6c0/0x6c0 [ 131.931163][ T8095] ? v9fs_mount+0x55/0x7f0 [ 131.935563][ T8095] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.941262][ T8095] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 131.947323][ T8095] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 131.953132][ T8095] ? kmem_cache_alloc_trace+0x39e/0x780 [ 131.958777][ T8095] v9fs_mount+0x72/0x7f0 [ 131.962995][ T8095] ? v9fs_write_inode+0x50/0x50 [ 131.967822][ T8095] legacy_get_tree+0x103/0x1f0 [ 131.972589][ T8095] vfs_get_tree+0x8b/0x2d0 [ 131.976986][ T8095] ? capable+0x14/0x20 [ 131.981037][ T8095] do_mount+0x1281/0x1b60 [ 131.985340][ T8095] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 131.990872][ T8095] ? copy_mount_string+0x20/0x20 [ 131.995783][ T8095] ? kmem_cache_alloc_trace+0x39e/0x780 [ 132.001301][ T8095] ? __kasan_check_write+0x14/0x20 [ 132.006384][ T8095] ? _copy_from_user+0xd6/0x110 [ 132.011311][ T8095] ? __kasan_check_read+0x11/0x20 [ 132.016309][ T8095] ? copy_mount_options+0x77/0x2c0 [ 132.021398][ T8095] ksys_mount+0xba/0xe0 [ 132.025531][ T8095] __x64_sys_mount+0xb9/0x150 [ 132.030184][ T8095] do_syscall_64+0xd0/0x5e0 [ 132.034665][ T8095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.040631][ T8095] RIP: 0033:0x458da9 [ 132.044500][ T8095] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 132.064083][ T8095] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.072553][ T8095] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 132.080508][ T8095] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 132.088458][ T8095] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 132.096494][ T8095] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 132.104456][ T8095] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 132.112695][ T8104] CPU: 1 PID: 8104 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 132.120500][ T8104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.120504][ T8104] Call Trace: [ 132.120519][ T8104] dump_stack+0x12d/0x187 [ 132.120530][ T8104] should_fail.cold.4+0x5/0x13 [ 132.120537][ T8104] ? fault_create_debugfs_attr+0x150/0x150 [ 132.120544][ T8104] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 132.120555][ T8104] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.142979][ T8104] __should_failslab+0xba/0xf0 [ 132.142988][ T8104] should_failslab+0x9/0x14 [ 132.142993][ T8104] kmem_cache_alloc+0x47/0x750 [ 132.142999][ T8104] ? ksys_mount+0xba/0xe0 [ 132.143003][ T8104] ? __x64_sys_mount+0xb9/0x150 [ 132.143013][ T8104] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.155375][ T8104] ? v9fs_mount+0x72/0x7f0 [ 132.155387][ T8104] ? legacy_get_tree+0x103/0x1f0 [ 132.155394][ T8104] ? vfs_get_tree+0x8b/0x2d0 [ 132.155407][ T8104] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 132.155417][ T8104] idr_get_free+0x35d/0x880 [ 132.155435][ T8104] idr_alloc_u32+0x13a/0x330 [ 132.165745][ T8104] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 132.165753][ T8104] ? mark_held_locks+0x130/0x130 [ 132.165763][ T8104] ? __kasan_check_write+0x14/0x20 [ 132.165769][ T8104] ? do_raw_spin_lock+0x123/0x2d0 [ 132.165777][ T8104] idr_alloc+0x7d/0xc0 [ 132.165783][ T8104] ? idr_alloc_u32+0x330/0x330 [ 132.165796][ T8104] p9_client_prepare_req.part.5+0x571/0x670 [ 132.184320][ T8104] p9_client_rpc+0x174/0xe50 [ 132.184328][ T8104] ? trace_hardirqs_on+0x28/0x1b0 [ 132.184333][ T8104] ? __kasan_check_read+0x11/0x20 [ 132.184341][ T8104] ? p9_client_prepare_req.part.5+0x670/0x670 [ 132.195932][ T8108] FAULT_INJECTION: forcing a failure. [ 132.195932][ T8108] name failslab, interval 1, probability 0, space 0, times 0 [ 132.199736][ T8104] ? add_wait_queue+0x107/0x160 [ 132.293365][ T8104] ? p9_pollwait+0x182/0x210 [ 132.297944][ T8104] ? pipe_poll+0x7e/0x2a0 [ 132.302256][ T8104] ? p9_fd_poll+0x19b/0x2a0 [ 132.306739][ T8104] ? p9_conn_create+0x399/0x4e0 [ 132.311654][ T8104] ? p9_conn_create+0x4e0/0x4e0 [ 132.316495][ T8104] p9_client_create+0x7ec/0x10e0 [ 132.321409][ T8104] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 132.327451][ T8104] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.333064][ T8104] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 132.339134][ T8104] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 132.345013][ T8104] ? __kmalloc_track_caller+0x60e/0x780 [ 132.350538][ T8104] ? __x64_sys_mount+0xb9/0x150 [ 132.355364][ T8104] ? do_syscall_64+0xd0/0x5e0 [ 132.360037][ T8104] ? lockdep_init_map+0x1b6/0x6c0 [ 132.365039][ T8104] v9fs_session_init+0x1ed/0x14c0 [ 132.370041][ T8104] ? v9fs_session_init+0x1ed/0x14c0 [ 132.375213][ T8104] ? find_held_lock+0x36/0x1d0 [ 132.379954][ T8104] ? v9fs_show_options+0x6c0/0x6c0 [ 132.385060][ T8104] ? v9fs_mount+0x55/0x7f0 [ 132.389487][ T8104] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.395033][ T8104] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 132.401247][ T8104] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 132.407042][ T8104] ? kmem_cache_alloc_trace+0x39e/0x780 [ 132.412567][ T8104] v9fs_mount+0x72/0x7f0 [ 132.416786][ T8104] ? v9fs_write_inode+0x50/0x50 [ 132.421623][ T8104] legacy_get_tree+0x103/0x1f0 [ 132.426366][ T8104] vfs_get_tree+0x8b/0x2d0 [ 132.430755][ T8104] ? capable+0x14/0x20 [ 132.434818][ T8104] do_mount+0x1281/0x1b60 [ 132.439123][ T8104] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.444640][ T8104] ? copy_mount_string+0x20/0x20 [ 132.449638][ T8104] ? kmem_cache_alloc_trace+0x39e/0x780 [ 132.455166][ T8104] ? __kasan_check_write+0x14/0x20 [ 132.460253][ T8104] ? _copy_from_user+0xd6/0x110 [ 132.465085][ T8104] ? __kasan_check_read+0x11/0x20 [ 132.470966][ T8104] ? copy_mount_options+0x77/0x2c0 [ 132.477526][ T8104] ksys_mount+0xba/0xe0 [ 132.481658][ T8104] __x64_sys_mount+0xb9/0x150 [ 132.486322][ T8104] do_syscall_64+0xd0/0x5e0 [ 132.490808][ T8104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.496687][ T8104] RIP: 0033:0x458da9 [ 132.501629][ T8104] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 132.521294][ T8104] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.529691][ T8104] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 132.537639][ T8104] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 132.545605][ T8104] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 132.553563][ T8104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 132.561619][ T8104] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 132.569600][ T8108] CPU: 0 PID: 8108 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 132.572785][ T26] audit: type=1804 audit(1573329407.712:71): pid=8108 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/29/file0" dev="sda1" ino=16780 res=1 [ 132.577437][ T8108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 132.577441][ T8108] Call Trace: [ 132.577454][ T8108] dump_stack+0x12d/0x187 [ 132.577465][ T8108] should_fail.cold.4+0x5/0x13 [ 132.577473][ T8108] ? stack_trace_save+0x82/0xb0 [ 132.577480][ T8108] ? fault_create_debugfs_attr+0x150/0x150 [ 132.577493][ T8108] __should_failslab+0xba/0xf0 [ 132.577502][ T8108] should_failslab+0x9/0x14 [ 132.646141][ T8108] kmem_cache_alloc+0x47/0x750 [ 132.650884][ T8108] ? ksys_mount+0xba/0xe0 [ 132.655199][ T8108] ? __x64_sys_mount+0xb9/0x150 [ 132.660992][ T8108] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.667051][ T8108] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 132.673475][ T8108] ? __kasan_check_read+0x11/0x20 [ 132.673486][ T8108] idr_get_free+0x35d/0x880 [ 132.673506][ T8108] idr_alloc_u32+0x13a/0x330 [ 132.673515][ T8108] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 132.673520][ T8108] ? mark_held_locks+0x130/0x130 [ 132.673528][ T8108] ? __kasan_check_write+0x14/0x20 [ 132.683053][ T8108] ? do_raw_spin_lock+0x123/0x2d0 [ 132.683064][ T8108] idr_alloc+0x7d/0xc0 [ 132.683070][ T8108] ? idr_alloc_u32+0x330/0x330 [ 132.683083][ T8108] p9_client_prepare_req.part.5+0x571/0x670 [ 132.683093][ T8108] p9_client_rpc+0x174/0xe50 [ 132.683100][ T8108] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 132.683112][ T8108] ? p9_client_prepare_req.part.5+0x670/0x670 [ 132.693216][ T8108] ? free_object+0x70/0x70 [ 132.693227][ T8108] ? ksys_dup3+0x2e0/0x2e0 [ 132.693236][ T8108] ? lockdep_init_map+0x1b6/0x6c0 [ 132.693245][ T8108] ? __kasan_check_write+0x14/0x20 [ 132.693252][ T8108] ? p9_conn_create+0x3c2/0x4e0 [ 132.693260][ T8108] ? p9_conn_create+0x4e0/0x4e0 [ 132.706038][ T8112] 9pnet: Insufficient options for proto=fd [ 132.708293][ T8108] p9_client_create+0x7ec/0x10e0 [ 132.708305][ T8108] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 132.708313][ T8108] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.708319][ T8108] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 132.708325][ T8108] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 132.708335][ T8108] ? __kmalloc_track_caller+0x60e/0x780 [ 132.708342][ T8108] ? __x64_sys_mount+0xb9/0x150 [ 132.708348][ T8108] ? do_syscall_64+0xd0/0x5e0 [ 132.708353][ T8108] ? lockdep_init_map+0x1b6/0x6c0 [ 132.708368][ T8108] v9fs_session_init+0x1ed/0x14c0 [ 132.708373][ T8108] ? v9fs_session_init+0x1ed/0x14c0 [ 132.708379][ T8108] ? find_held_lock+0x36/0x1d0 [ 132.708392][ T8108] ? v9fs_show_options+0x6c0/0x6c0 [ 132.739464][ T8108] ? v9fs_mount+0x55/0x7f0 [ 132.739475][ T8108] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.739482][ T8108] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 132.739488][ T8108] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 132.739498][ T8108] ? kmem_cache_alloc_trace+0x39e/0x780 [ 132.739510][ T8108] v9fs_mount+0x72/0x7f0 [ 132.739517][ T8108] ? v9fs_write_inode+0x50/0x50 [ 132.739524][ T8108] legacy_get_tree+0x103/0x1f0 [ 132.739533][ T8108] vfs_get_tree+0x8b/0x2d0 [ 132.739538][ T8108] ? capable+0x14/0x20 [ 132.739547][ T8108] do_mount+0x1281/0x1b60 [ 132.739552][ T8108] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 132.739559][ T8108] ? copy_mount_string+0x20/0x20 [ 132.739571][ T8108] ? kmem_cache_alloc_trace+0x39e/0x780 [ 132.739576][ T8108] ? __kasan_check_write+0x14/0x20 [ 132.739582][ T8108] ? _copy_from_user+0xd6/0x110 [ 132.739588][ T8108] ? __kasan_check_read+0x11/0x20 [ 132.739592][ T8108] ? copy_mount_options+0x77/0x2c0 [ 132.739598][ T8108] ksys_mount+0xba/0xe0 [ 132.739606][ T8108] __x64_sys_mount+0xb9/0x150 [ 132.739615][ T8108] do_syscall_64+0xd0/0x5e0 [ 132.739624][ T8108] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 132.739629][ T8108] RIP: 0033:0x458da9 [ 132.739636][ T8108] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 132.739640][ T8108] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 132.739646][ T8108] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 132.739650][ T8108] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 132.739653][ T8108] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 132.739656][ T8108] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 132.739659][ T8108] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 132.750085][ T8118] FAULT_INJECTION: forcing a failure. [ 132.750085][ T8118] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 132.777687][ T8120] FAULT_INJECTION: forcing a failure. [ 132.777687][ T8120] name failslab, interval 1, probability 0, space 0, times 0 [ 132.779303][ T8118] CPU: 0 PID: 8118 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 133.058690][ T8118] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.068730][ T8118] Call Trace: [ 133.073318][ T8118] dump_stack+0x12d/0x187 [ 133.077625][ T8118] should_fail.cold.4+0x5/0x13 [ 133.082373][ T8118] ? do_mount+0x1281/0x1b60 [ 133.086861][ T8118] ? fault_create_debugfs_attr+0x150/0x150 [ 133.092653][ T8118] ? find_held_lock+0x36/0x1d0 [ 133.097402][ T8118] should_fail_alloc_page+0x50/0x60 [ 133.102574][ T8118] __alloc_pages_nodemask+0x17f/0x880 [ 133.107931][ T8118] ? cache_grow_end+0xa8/0x190 [ 133.112672][ T8118] ? __alloc_pages_slowpath+0x2570/0x2570 [ 133.118362][ T8118] ? do_raw_spin_lock+0x123/0x2d0 [ 133.123375][ T8118] cache_grow_begin+0x92/0xd60 [ 133.128113][ T8118] ? __kmalloc+0xc5/0x790 [ 133.132427][ T8118] ? trace_hardirqs_off+0x41/0x1a0 [ 133.137549][ T8118] __kmalloc+0x6cd/0x790 [ 133.141767][ T8118] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 133.147025][ T8118] p9_fcall_init.isra.2+0x55/0x1c0 [ 133.152110][ T8118] p9_client_prepare_req.part.5+0x116/0x670 [ 133.157999][ T8118] p9_client_rpc+0x174/0xe50 [ 133.162592][ T8118] ? trace_hardirqs_on+0x28/0x1b0 [ 133.167619][ T8118] ? __kasan_check_read+0x11/0x20 [ 133.172630][ T8118] ? p9_client_prepare_req.part.5+0x670/0x670 [ 133.178685][ T8118] ? add_wait_queue+0x107/0x160 [ 133.183515][ T8118] ? p9_pollwait+0x182/0x210 [ 133.188090][ T8118] ? pipe_poll+0x7e/0x2a0 [ 133.192397][ T8118] ? p9_fd_poll+0x19b/0x2a0 [ 133.196886][ T8118] ? p9_conn_create+0x399/0x4e0 [ 133.201726][ T8118] ? p9_conn_create+0x4e0/0x4e0 [ 133.206554][ T8118] p9_client_create+0x7ec/0x10e0 [ 133.211471][ T8118] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 133.217525][ T8118] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.223044][ T8118] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.229089][ T8118] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.234886][ T8118] ? __kmalloc_track_caller+0x60e/0x780 [ 133.240410][ T8118] ? __x64_sys_mount+0xb9/0x150 [ 133.245234][ T8118] ? do_syscall_64+0xd0/0x5e0 [ 133.249886][ T8118] ? lockdep_init_map+0x1b6/0x6c0 [ 133.254890][ T8118] v9fs_session_init+0x1ed/0x14c0 [ 133.259886][ T8118] ? v9fs_session_init+0x1ed/0x14c0 [ 133.265060][ T8118] ? find_held_lock+0x36/0x1d0 [ 133.269816][ T8118] ? v9fs_show_options+0x6c0/0x6c0 [ 133.274904][ T8118] ? v9fs_mount+0x55/0x7f0 [ 133.279308][ T8118] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.284839][ T8118] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.290891][ T8118] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.296673][ T8118] ? kmem_cache_alloc_trace+0x39e/0x780 [ 133.302212][ T8118] v9fs_mount+0x72/0x7f0 [ 133.306449][ T8118] ? v9fs_write_inode+0x50/0x50 [ 133.311275][ T8118] legacy_get_tree+0x103/0x1f0 [ 133.316026][ T8118] vfs_get_tree+0x8b/0x2d0 [ 133.320625][ T8118] ? capable+0x14/0x20 [ 133.324682][ T8118] do_mount+0x1281/0x1b60 [ 133.329083][ T8118] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.334612][ T8118] ? copy_mount_string+0x20/0x20 [ 133.339547][ T8118] ? kmem_cache_alloc_trace+0x39e/0x780 [ 133.345079][ T8118] ? __kasan_check_write+0x14/0x20 [ 133.350177][ T8118] ? _copy_from_user+0xd6/0x110 [ 133.355009][ T8118] ? __kasan_check_read+0x11/0x20 [ 133.360075][ T8118] ? copy_mount_options+0x77/0x2c0 [ 133.365165][ T8118] ksys_mount+0xba/0xe0 [ 133.369362][ T8118] __x64_sys_mount+0xb9/0x150 [ 133.374027][ T8118] do_syscall_64+0xd0/0x5e0 [ 133.378623][ T8118] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.384488][ T8118] RIP: 0033:0x458da9 [ 133.388360][ T8118] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.407939][ T8118] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.416322][ T8118] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 133.424269][ T8118] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 133.432408][ T8118] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 133.440353][ T8118] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 133.448300][ T8118] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 133.456285][ T8120] CPU: 1 PID: 8120 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 133.464097][ T8120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.474177][ T8120] Call Trace: [ 133.477470][ T8120] dump_stack+0x12d/0x187 [ 133.481802][ T8120] should_fail.cold.4+0x5/0x13 [ 133.486584][ T8120] ? stack_trace_save+0x82/0xb0 [ 133.491455][ T8120] ? fault_create_debugfs_attr+0x150/0x150 [ 133.497265][ T8120] __should_failslab+0xba/0xf0 [ 133.498929][ T8125] FAULT_INJECTION: forcing a failure. [ 133.498929][ T8125] name failslab, interval 1, probability 0, space 0, times 0 [ 133.502022][ T8120] should_failslab+0x9/0x14 [ 133.502028][ T8120] kmem_cache_alloc+0x47/0x750 [ 133.502035][ T8120] ? ksys_mount+0xba/0xe0 [ 133.502040][ T8120] ? __x64_sys_mount+0xb9/0x150 [ 133.502046][ T8120] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.502054][ T8120] ? v9fs_mount+0x72/0x7f0 [ 133.514821][ T8123] FAULT_INJECTION: forcing a failure. [ 133.514821][ T8123] name failslab, interval 1, probability 0, space 0, times 0 [ 133.519181][ T8120] ? legacy_get_tree+0x103/0x1f0 [ 133.519187][ T8120] ? vfs_get_tree+0x8b/0x2d0 [ 133.519192][ T8120] ? do_mount+0x1281/0x1b60 [ 133.519202][ T8120] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 133.519208][ T8120] ? __kasan_check_read+0x11/0x20 [ 133.519216][ T8120] idr_get_free+0x35d/0x880 [ 133.586286][ T8120] idr_alloc_u32+0x13a/0x330 [ 133.590859][ T8120] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 133.596377][ T8120] ? mark_held_locks+0x130/0x130 [ 133.601306][ T8120] ? __kasan_check_write+0x14/0x20 [ 133.606407][ T8120] ? do_raw_spin_lock+0x123/0x2d0 [ 133.611412][ T8120] idr_alloc+0x7d/0xc0 [ 133.615455][ T8120] ? idr_alloc_u32+0x330/0x330 [ 133.620197][ T8120] p9_client_prepare_req.part.5+0x571/0x670 [ 133.626066][ T8120] p9_client_rpc+0x174/0xe50 [ 133.630632][ T8120] ? trace_hardirqs_on+0x28/0x1b0 [ 133.635634][ T8120] ? __kasan_check_read+0x11/0x20 [ 133.640634][ T8120] ? p9_client_prepare_req.part.5+0x670/0x670 [ 133.646672][ T8120] ? add_wait_queue+0x107/0x160 [ 133.651598][ T8120] ? p9_pollwait+0x182/0x210 [ 133.656177][ T8120] ? pipe_poll+0x7e/0x2a0 [ 133.660659][ T8120] ? p9_fd_poll+0x19b/0x2a0 [ 133.665400][ T8120] ? p9_conn_create+0x399/0x4e0 [ 133.670240][ T8120] ? p9_conn_create+0x4e0/0x4e0 [ 133.675342][ T8120] p9_client_create+0x7ec/0x10e0 [ 133.680259][ T8120] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 133.686299][ T8120] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.691821][ T8120] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.697875][ T8120] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.703659][ T8120] ? __kmalloc_track_caller+0x60e/0x780 [ 133.709180][ T8120] ? __x64_sys_mount+0xb9/0x150 [ 133.714006][ T8120] ? do_syscall_64+0xd0/0x5e0 [ 133.718656][ T8120] ? lockdep_init_map+0x1b6/0x6c0 [ 133.723668][ T8120] v9fs_session_init+0x1ed/0x14c0 [ 133.728664][ T8120] ? v9fs_session_init+0x1ed/0x14c0 [ 133.734008][ T8120] ? find_held_lock+0x36/0x1d0 [ 133.738766][ T8120] ? v9fs_show_options+0x6c0/0x6c0 [ 133.743860][ T8120] ? v9fs_mount+0x55/0x7f0 [ 133.748442][ T8120] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.753961][ T8120] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.760010][ T8120] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.765796][ T8120] ? kmem_cache_alloc_trace+0x39e/0x780 [ 133.771341][ T8120] v9fs_mount+0x72/0x7f0 [ 133.775574][ T8120] ? v9fs_write_inode+0x50/0x50 [ 133.780404][ T8120] legacy_get_tree+0x103/0x1f0 [ 133.785155][ T8120] vfs_get_tree+0x8b/0x2d0 [ 133.789542][ T8120] ? capable+0x14/0x20 [ 133.793604][ T8120] do_mount+0x1281/0x1b60 [ 133.797930][ T8120] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.803453][ T8120] ? copy_mount_string+0x20/0x20 [ 133.808376][ T8120] ? kmem_cache_alloc_trace+0x39e/0x780 [ 133.813907][ T8120] ? __kasan_check_write+0x14/0x20 [ 133.818993][ T8120] ? __kasan_check_read+0x11/0x20 [ 133.824012][ T8120] ? copy_mount_options+0x77/0x2c0 [ 133.829139][ T8120] ksys_mount+0xba/0xe0 [ 133.833269][ T8120] __x64_sys_mount+0xb9/0x150 [ 133.837920][ T8120] do_syscall_64+0xd0/0x5e0 [ 133.842401][ T8120] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 133.848283][ T8120] RIP: 0033:0x458da9 [ 133.852151][ T8120] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 133.872088][ T8120] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 133.880488][ T8120] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 133.888541][ T8120] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 133.896491][ T8120] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 133.906606][ T8120] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 133.914582][ T8120] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 133.922551][ T8125] CPU: 0 PID: 8125 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 133.930460][ T8125] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 133.940518][ T8125] Call Trace: [ 133.943812][ T8125] dump_stack+0x12d/0x187 [ 133.948140][ T8125] should_fail.cold.4+0x5/0x13 [ 133.952932][ T8125] ? fault_create_debugfs_attr+0x150/0x150 [ 133.958755][ T8125] ? ___might_sleep+0x16b/0x2b0 [ 133.958766][ T8125] __should_failslab+0xba/0xf0 [ 133.958775][ T8125] should_failslab+0x9/0x14 [ 133.968373][ T8125] __kmalloc+0x2eb/0x790 [ 133.977084][ T8125] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 133.977091][ T8125] p9_fcall_init.isra.2+0x55/0x1c0 [ 133.977098][ T8125] p9_client_prepare_req.part.5+0x116/0x670 [ 133.977107][ T8125] p9_client_rpc+0x174/0xe50 [ 133.977113][ T8125] ? trace_hardirqs_on+0x28/0x1b0 [ 133.977117][ T8125] ? __kasan_check_read+0x11/0x20 [ 133.977125][ T8125] ? p9_client_prepare_req.part.5+0x670/0x670 [ 133.977131][ T8125] ? add_wait_queue+0x107/0x160 [ 133.977138][ T8125] ? p9_pollwait+0x182/0x210 [ 133.977147][ T8125] ? pipe_poll+0x7e/0x2a0 [ 133.977153][ T8125] ? p9_fd_poll+0x19b/0x2a0 [ 133.977159][ T8125] ? p9_conn_create+0x399/0x4e0 [ 133.977168][ T8125] ? p9_conn_create+0x4e0/0x4e0 [ 133.977180][ T8125] p9_client_create+0x7ec/0x10e0 [ 133.977192][ T8125] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 133.993433][ T8125] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 133.993439][ T8125] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 133.993445][ T8125] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 133.993455][ T8125] ? __kmalloc_track_caller+0x60e/0x780 [ 133.993461][ T8125] ? __x64_sys_mount+0xb9/0x150 [ 133.993467][ T8125] ? do_syscall_64+0xd0/0x5e0 [ 133.993474][ T8125] ? lockdep_init_map+0x1b6/0x6c0 [ 133.993486][ T8125] v9fs_session_init+0x1ed/0x14c0 [ 134.003066][ T8125] ? v9fs_session_init+0x1ed/0x14c0 [ 134.003075][ T8125] ? find_held_lock+0x36/0x1d0 [ 134.003087][ T8125] ? v9fs_show_options+0x6c0/0x6c0 [ 134.014134][ T8125] ? v9fs_mount+0x55/0x7f0 [ 134.014144][ T8125] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.014151][ T8125] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 134.014157][ T8125] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 134.047201][ T8125] ? kmem_cache_alloc_trace+0x39e/0x780 [ 134.047215][ T8125] v9fs_mount+0x72/0x7f0 [ 134.047223][ T8125] ? v9fs_write_inode+0x50/0x50 [ 134.047230][ T8125] legacy_get_tree+0x103/0x1f0 [ 134.047239][ T8125] vfs_get_tree+0x8b/0x2d0 [ 134.047245][ T8125] ? capable+0x14/0x20 [ 134.047253][ T8125] do_mount+0x1281/0x1b60 [ 134.047260][ T8125] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.047268][ T8125] ? copy_mount_string+0x20/0x20 [ 134.047275][ T8125] ? kmem_cache_alloc_trace+0x39e/0x780 [ 134.047281][ T8125] ? __kasan_check_write+0x14/0x20 [ 134.047287][ T8125] ? _copy_from_user+0xd6/0x110 [ 134.047294][ T8125] ? __kasan_check_read+0x11/0x20 [ 134.047298][ T8125] ? copy_mount_options+0x77/0x2c0 [ 134.047306][ T8125] ksys_mount+0xba/0xe0 [ 134.047314][ T8125] __x64_sys_mount+0xb9/0x150 [ 134.047324][ T8125] do_syscall_64+0xd0/0x5e0 [ 134.047334][ T8125] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.047340][ T8125] RIP: 0033:0x458da9 [ 134.047348][ T8125] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 134.244100][ T8125] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.252585][ T8125] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 134.260548][ T8125] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 134.268525][ T8125] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 134.277303][ T8125] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 134.285264][ T8125] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 134.293318][ T8123] CPU: 1 PID: 8123 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 134.301139][ T8123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.311191][ T8123] Call Trace: [ 134.314485][ T8123] dump_stack+0x12d/0x187 [ 134.318897][ T8123] should_fail.cold.4+0x5/0x13 [ 134.323662][ T8123] ? fault_create_debugfs_attr+0x150/0x150 [ 134.323968][ T8139] FAULT_INJECTION: forcing a failure. [ 134.323968][ T8139] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 134.329480][ T8123] ? ___might_sleep+0x16b/0x2b0 [ 134.347670][ T8123] __should_failslab+0xba/0xf0 [ 134.352411][ T8123] should_failslab+0x9/0x14 [ 134.356886][ T8123] __kmalloc+0x2eb/0x790 [ 134.361118][ T8123] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 134.366380][ T8123] p9_fcall_init.isra.2+0x55/0x1c0 [ 134.371479][ T8123] p9_client_prepare_req.part.5+0x116/0x670 [ 134.377359][ T8123] p9_client_rpc+0x174/0xe50 [ 134.381941][ T8123] ? trace_hardirqs_on+0x28/0x1b0 [ 134.386951][ T8123] ? __kasan_check_read+0x11/0x20 [ 134.391954][ T8123] ? p9_client_prepare_req.part.5+0x670/0x670 [ 134.397995][ T8123] ? add_wait_queue+0x107/0x160 [ 134.402819][ T8123] ? p9_pollwait+0x182/0x210 [ 134.407384][ T8123] ? pipe_poll+0x7e/0x2a0 [ 134.411702][ T8123] ? p9_fd_poll+0x19b/0x2a0 [ 134.416179][ T8123] ? p9_conn_create+0x399/0x4e0 [ 134.421005][ T8123] ? p9_conn_create+0x4e0/0x4e0 [ 134.425831][ T8123] p9_client_create+0x7ec/0x10e0 [ 134.430764][ T8123] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 134.436804][ T8123] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.442423][ T8123] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 134.448474][ T8123] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 134.454253][ T8123] ? __kmalloc_track_caller+0x60e/0x780 [ 134.459777][ T8123] ? __x64_sys_mount+0xb9/0x150 [ 134.464601][ T8123] ? do_syscall_64+0xd0/0x5e0 [ 134.469249][ T8123] ? lockdep_init_map+0x1b6/0x6c0 [ 134.474254][ T8123] v9fs_session_init+0x1ed/0x14c0 [ 134.479265][ T8123] ? v9fs_session_init+0x1ed/0x14c0 [ 134.484476][ T8123] ? lock_downgrade+0x900/0x900 [ 134.489312][ T8123] ? __kasan_check_write+0x14/0x20 [ 134.494458][ T8123] ? v9fs_show_options+0x6c0/0x6c0 [ 134.499544][ T8123] ? v9fs_mount+0x55/0x7f0 [ 134.503931][ T8123] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.509461][ T8123] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 134.515596][ T8123] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 134.521377][ T8123] ? kmem_cache_alloc_trace+0x39e/0x780 [ 134.526898][ T8123] v9fs_mount+0x72/0x7f0 [ 134.531208][ T8123] ? v9fs_write_inode+0x50/0x50 [ 134.536052][ T8123] legacy_get_tree+0x103/0x1f0 [ 134.540790][ T8123] vfs_get_tree+0x8b/0x2d0 [ 134.545177][ T8123] ? capable+0x14/0x20 [ 134.549233][ T8123] do_mount+0x1281/0x1b60 [ 134.553537][ T8123] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.559061][ T8123] ? copy_mount_string+0x20/0x20 [ 134.563986][ T8123] ? kmem_cache_alloc_trace+0x39e/0x780 [ 134.569516][ T8123] ? __kasan_check_write+0x14/0x20 [ 134.574602][ T8123] ? _copy_from_user+0xd6/0x110 [ 134.579424][ T8123] ? __kasan_check_read+0x11/0x20 [ 134.584421][ T8123] ? copy_mount_options+0x77/0x2c0 [ 134.589520][ T8123] ksys_mount+0xba/0xe0 [ 134.593749][ T8123] __x64_sys_mount+0xb9/0x150 [ 134.598404][ T8123] do_syscall_64+0xd0/0x5e0 [ 134.603328][ T8123] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 134.609388][ T8123] RIP: 0033:0x458da9 [ 134.613359][ T8123] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 134.633025][ T8123] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 134.641422][ T8123] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 134.649807][ T8123] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 134.657762][ T8123] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 134.665816][ T8123] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 134.673765][ T8123] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 134.681741][ T8139] CPU: 0 PID: 8139 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 134.689541][ T8139] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 134.689545][ T8139] Call Trace: [ 134.689557][ T8139] dump_stack+0x12d/0x187 [ 134.689567][ T8139] should_fail.cold.4+0x5/0x13 [ 134.689573][ T8139] ? do_mount+0x1281/0x1b60 [ 134.689578][ T8139] ? fault_create_debugfs_attr+0x150/0x150 [ 134.689587][ T8139] ? find_held_lock+0x36/0x1d0 [ 134.689597][ T8139] should_fail_alloc_page+0x50/0x60 [ 134.689604][ T8139] __alloc_pages_nodemask+0x17f/0x880 [ 134.722270][ T8139] ? cache_grow_end+0xa8/0x190 [ 134.722278][ T8139] ? __alloc_pages_slowpath+0x2570/0x2570 [ 134.722284][ T8139] ? do_raw_spin_lock+0x123/0x2d0 [ 134.722298][ T8139] cache_grow_begin+0x92/0xd60 [ 134.722302][ T8139] ? __kmalloc+0xc5/0x790 [ 134.722310][ T8139] ? trace_hardirqs_off+0x41/0x1a0 [ 134.732255][ T8139] __kmalloc+0x6cd/0x790 [ 134.732267][ T8139] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 134.732276][ T8139] p9_fcall_init.isra.2+0x55/0x1c0 [ 134.732283][ T8139] p9_client_prepare_req.part.5+0x116/0x670 [ 134.732292][ T8139] p9_client_rpc+0x174/0xe50 [ 134.742383][ T8139] ? trace_hardirqs_on+0x28/0x1b0 [ 134.742389][ T8139] ? __kasan_check_read+0x11/0x20 [ 134.742401][ T8139] ? p9_client_prepare_req.part.5+0x670/0x670 [ 134.742408][ T8139] ? add_wait_queue+0x107/0x160 [ 134.742417][ T8139] ? p9_pollwait+0x182/0x210 [ 134.749605][ T26] audit: type=1804 audit(1573329410.752:72): pid=8144 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir116051618/syzkaller.JWURtw/32/file0" dev="sda1" ino=16792 res=1 [ 134.753120][ T8139] ? pipe_poll+0x7e/0x2a0 [ 134.763107][ T8144] FAULT_INJECTION: forcing a failure. [ 134.763107][ T8144] name failslab, interval 1, probability 0, space 0, times 0 [ 134.767284][ T8139] ? p9_fd_poll+0x19b/0x2a0 [ 134.864411][ T8139] ? p9_conn_create+0x399/0x4e0 [ 134.869236][ T8139] ? p9_conn_create+0x4e0/0x4e0 [ 134.874064][ T8139] p9_client_create+0x7ec/0x10e0 [ 134.878991][ T8139] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 134.885052][ T8139] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.890571][ T8139] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 134.896897][ T8139] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 134.902689][ T8139] ? __kmalloc_track_caller+0x60e/0x780 [ 134.908222][ T8139] ? __x64_sys_mount+0xb9/0x150 [ 134.913046][ T8139] ? do_syscall_64+0xd0/0x5e0 [ 134.917704][ T8139] ? lockdep_init_map+0x1b6/0x6c0 [ 134.922717][ T8139] v9fs_session_init+0x1ed/0x14c0 [ 134.927712][ T8139] ? v9fs_session_init+0x1ed/0x14c0 [ 134.932894][ T8139] ? find_held_lock+0x36/0x1d0 [ 134.938937][ T8139] ? v9fs_show_options+0x6c0/0x6c0 [ 134.944305][ T8139] ? v9fs_mount+0x55/0x7f0 [ 134.948700][ T8139] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 134.954216][ T8139] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 134.960299][ T8139] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 134.966085][ T8139] ? kmem_cache_alloc_trace+0x39e/0x780 [ 134.971618][ T8139] v9fs_mount+0x72/0x7f0 [ 134.975834][ T8139] ? v9fs_write_inode+0x50/0x50 [ 134.980667][ T8139] legacy_get_tree+0x103/0x1f0 [ 134.985434][ T8139] vfs_get_tree+0x8b/0x2d0 [ 134.989825][ T8139] ? capable+0x14/0x20 [ 134.993868][ T8139] do_mount+0x1281/0x1b60 [ 134.998172][ T8139] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 135.003607][ T8139] ? copy_mount_string+0x20/0x20 [ 135.008518][ T8139] ? retint_kernel+0x2b/0x2b [ 135.013085][ T8139] ? copy_mount_options+0x1ab/0x2c0 [ 135.018269][ T8139] ? copy_mount_options+0x77/0x2c0 [ 135.023354][ T8139] ksys_mount+0xba/0xe0 [ 135.027492][ T8139] __x64_sys_mount+0xb9/0x150 [ 135.032157][ T8139] do_syscall_64+0xd0/0x5e0 [ 135.036721][ T8139] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.042588][ T8139] RIP: 0033:0x458da9 [ 135.046472][ T8139] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 135.066051][ T8139] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.074449][ T8139] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 135.082395][ T8139] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 135.090526][ T8139] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 135.098492][ T8139] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 135.106436][ T8139] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 135.114444][ T8144] CPU: 1 PID: 8144 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 135.122345][ T8144] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.125637][ T8146] FAULT_INJECTION: forcing a failure. [ 135.125637][ T8146] name failslab, interval 1, probability 0, space 0, times 0 [ 135.132510][ T8144] Call Trace: [ 135.148422][ T8144] dump_stack+0x12d/0x187 [ 135.152759][ T8144] should_fail.cold.4+0x5/0x13 [ 135.157498][ T8144] ? fault_create_debugfs_attr+0x150/0x150 [ 135.163438][ T8144] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 135.170007][ T8144] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.175536][ T8144] __should_failslab+0xba/0xf0 [ 135.180281][ T8144] should_failslab+0x9/0x14 [ 135.184760][ T8144] kmem_cache_alloc+0x47/0x750 [ 135.189523][ T8144] ? ksys_mount+0xba/0xe0 [ 135.193844][ T8144] ? __x64_sys_mount+0xb9/0x150 [ 135.198668][ T8144] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.204718][ T8144] ? v9fs_mount+0x72/0x7f0 [ 135.209121][ T8144] ? legacy_get_tree+0x103/0x1f0 [ 135.214042][ T8144] ? vfs_get_tree+0x8b/0x2d0 [ 135.218872][ T8144] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 135.225269][ T8144] idr_get_free+0x35d/0x880 [ 135.229752][ T8144] idr_alloc_u32+0x13a/0x330 [ 135.234330][ T8144] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 135.239859][ T8144] ? mark_held_locks+0x130/0x130 [ 135.244778][ T8144] ? __kasan_check_write+0x14/0x20 [ 135.249863][ T8144] ? do_raw_spin_lock+0x123/0x2d0 [ 135.254957][ T8144] idr_alloc+0x7d/0xc0 [ 135.259006][ T8144] ? idr_alloc_u32+0x330/0x330 [ 135.263748][ T8144] p9_client_prepare_req.part.5+0x571/0x670 [ 135.269619][ T8144] p9_client_rpc+0x174/0xe50 [ 135.274184][ T8144] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 135.279968][ T8144] ? p9_client_prepare_req.part.5+0x670/0x670 [ 135.286015][ T8144] ? free_object+0x70/0x70 [ 135.290408][ T8144] ? ksys_dup3+0x2e0/0x2e0 [ 135.294803][ T8144] ? lockdep_init_map+0x1b6/0x6c0 [ 135.299803][ T8144] ? __kasan_check_write+0x14/0x20 [ 135.304891][ T8144] ? p9_conn_create+0x3c2/0x4e0 [ 135.309715][ T8144] ? p9_conn_create+0x4e0/0x4e0 [ 135.314587][ T8144] p9_client_create+0x7ec/0x10e0 [ 135.319522][ T8144] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 135.325755][ T8144] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.331290][ T8144] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 135.337335][ T8144] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 135.343152][ T8144] ? __kmalloc_track_caller+0x60e/0x780 [ 135.348687][ T8144] ? __x64_sys_mount+0xb9/0x150 [ 135.353512][ T8144] ? do_syscall_64+0xd0/0x5e0 [ 135.358165][ T8144] ? lockdep_init_map+0x1b6/0x6c0 [ 135.363170][ T8144] v9fs_session_init+0x1ed/0x14c0 [ 135.368168][ T8144] ? v9fs_session_init+0x1ed/0x14c0 [ 135.373342][ T8144] ? find_held_lock+0x36/0x1d0 [ 135.378084][ T8144] ? v9fs_show_options+0x6c0/0x6c0 [ 135.383171][ T8144] ? v9fs_mount+0x55/0x7f0 [ 135.387571][ T8144] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.393090][ T8144] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 135.399131][ T8144] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 135.405092][ T8144] ? kmem_cache_alloc_trace+0x39e/0x780 [ 135.410702][ T8144] v9fs_mount+0x72/0x7f0 [ 135.414920][ T8144] ? v9fs_write_inode+0x50/0x50 [ 135.419754][ T8144] legacy_get_tree+0x103/0x1f0 [ 135.424490][ T8144] vfs_get_tree+0x8b/0x2d0 [ 135.428879][ T8144] ? capable+0x14/0x20 [ 135.432921][ T8144] do_mount+0x1281/0x1b60 [ 135.437227][ T8144] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.442743][ T8144] ? copy_mount_string+0x20/0x20 [ 135.447662][ T8144] ? kmem_cache_alloc_trace+0x39e/0x780 [ 135.453613][ T8144] ? __kasan_check_write+0x14/0x20 [ 135.458696][ T8144] ? _copy_from_user+0xd6/0x110 [ 135.463521][ T8144] ? __kasan_check_read+0x11/0x20 [ 135.468515][ T8144] ? copy_mount_options+0x77/0x2c0 [ 135.473606][ T8144] ksys_mount+0xba/0xe0 [ 135.477737][ T8144] __x64_sys_mount+0xb9/0x150 [ 135.482393][ T8144] do_syscall_64+0xd0/0x5e0 [ 135.486872][ T8144] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.492743][ T8144] RIP: 0033:0x458da9 [ 135.496616][ T8144] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 135.516194][ T8144] RSP: 002b:00007f23f1d08c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.524588][ T8144] RAX: ffffffffffffffda RBX: 00007f23f1d08c90 RCX: 0000000000458da9 [ 135.532535][ T8144] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 135.540480][ T8144] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 135.548425][ T8144] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d096d4 [ 135.556369][ T8144] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 135.564335][ T8146] CPU: 0 PID: 8146 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 135.572141][ T8146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 135.582184][ T8146] Call Trace: [ 135.582198][ T8146] dump_stack+0x12d/0x187 [ 135.582210][ T8146] should_fail.cold.4+0x5/0x13 [ 135.582218][ T8146] ? stack_trace_save+0x82/0xb0 [ 135.582226][ T8146] ? fault_create_debugfs_attr+0x150/0x150 [ 135.589862][ T8146] __should_failslab+0xba/0xf0 [ 135.609981][ T8146] should_failslab+0x9/0x14 [ 135.614479][ T8146] kmem_cache_alloc+0x47/0x750 [ 135.619237][ T8146] ? ksys_mount+0xba/0xe0 [ 135.623566][ T8146] ? __x64_sys_mount+0xb9/0x150 [ 135.628418][ T8146] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.634482][ T8146] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 135.640882][ T8146] ? __kasan_check_read+0x11/0x20 [ 135.640891][ T8146] idr_get_free+0x35d/0x880 [ 135.640908][ T8146] idr_alloc_u32+0x13a/0x330 [ 135.640916][ T8146] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 135.640922][ T8146] ? mark_held_locks+0x130/0x130 [ 135.640929][ T8146] ? __kasan_check_write+0x14/0x20 [ 135.640934][ T8146] ? do_raw_spin_lock+0x123/0x2d0 [ 135.640942][ T8146] idr_alloc+0x7d/0xc0 [ 135.640947][ T8146] ? idr_alloc_u32+0x330/0x330 [ 135.640960][ T8146] p9_client_prepare_req.part.5+0x571/0x670 [ 135.640969][ T8146] p9_client_rpc+0x174/0xe50 [ 135.640974][ T8146] ? trace_hardirqs_on+0x28/0x1b0 [ 135.640978][ T8146] ? __kasan_check_read+0x11/0x20 [ 135.640986][ T8146] ? p9_client_prepare_req.part.5+0x670/0x670 [ 135.640991][ T8146] ? add_wait_queue+0x107/0x160 [ 135.640998][ T8146] ? p9_pollwait+0x182/0x210 [ 135.641007][ T8146] ? pipe_poll+0x7e/0x2a0 [ 135.641014][ T8146] ? p9_fd_poll+0x19b/0x2a0 [ 135.641021][ T8146] ? p9_conn_create+0x399/0x4e0 [ 135.641029][ T8146] ? p9_conn_create+0x4e0/0x4e0 [ 135.641041][ T8146] p9_client_create+0x7ec/0x10e0 [ 135.641054][ T8146] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 135.641062][ T8146] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.641068][ T8146] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 135.641072][ T8146] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 135.641081][ T8146] ? __kmalloc_track_caller+0x60e/0x780 [ 135.649229][ T8145] FAULT_INJECTION: forcing a failure. [ 135.649229][ T8145] name failslab, interval 1, probability 0, space 0, times 0 [ 135.650576][ T8146] ? __x64_sys_mount+0xb9/0x150 [ 135.789867][ T8146] ? do_syscall_64+0xd0/0x5e0 [ 135.794519][ T8146] ? lockdep_init_map+0x1b6/0x6c0 [ 135.799538][ T8146] v9fs_session_init+0x1ed/0x14c0 [ 135.805403][ T8146] ? v9fs_session_init+0x1ed/0x14c0 [ 135.810574][ T8146] ? find_held_lock+0x36/0x1d0 [ 135.815322][ T8146] ? v9fs_show_options+0x6c0/0x6c0 [ 135.820407][ T8146] ? v9fs_mount+0x55/0x7f0 [ 135.824796][ T8146] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.830324][ T8146] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 135.836360][ T8146] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 135.842140][ T8146] ? kmem_cache_alloc_trace+0x39e/0x780 [ 135.847659][ T8146] v9fs_mount+0x72/0x7f0 [ 135.851876][ T8146] ? v9fs_write_inode+0x50/0x50 [ 135.856699][ T8146] legacy_get_tree+0x103/0x1f0 [ 135.862410][ T8146] vfs_get_tree+0x8b/0x2d0 [ 135.866796][ T8146] ? capable+0x14/0x20 [ 135.870848][ T8146] do_mount+0x1281/0x1b60 [ 135.875155][ T8146] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 135.880681][ T8146] ? copy_mount_string+0x20/0x20 [ 135.885596][ T8146] ? kmem_cache_alloc_trace+0x39e/0x780 [ 135.891121][ T8146] ? __kasan_check_write+0x14/0x20 [ 135.896206][ T8146] ? _copy_from_user+0xd6/0x110 [ 135.901030][ T8146] ? __kasan_check_read+0x11/0x20 [ 135.906024][ T8146] ? copy_mount_options+0x77/0x2c0 [ 135.911109][ T8146] ksys_mount+0xba/0xe0 [ 135.915236][ T8146] __x64_sys_mount+0xb9/0x150 [ 135.919890][ T8146] do_syscall_64+0xd0/0x5e0 [ 135.924367][ T8146] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 135.930237][ T8146] RIP: 0033:0x458da9 [ 135.934104][ T8146] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 135.953858][ T8146] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 135.962434][ T8146] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 135.970387][ T8146] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 135.978331][ T8146] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 135.986282][ T8146] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 135.994229][ T8146] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 136.002188][ T8145] CPU: 1 PID: 8145 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 136.006537][ T8150] FAULT_INJECTION: forcing a failure. [ 136.006537][ T8150] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 136.009985][ T8145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.033200][ T8145] Call Trace: [ 136.036472][ T8145] dump_stack+0x12d/0x187 [ 136.040780][ T8145] should_fail.cold.4+0x5/0x13 [ 136.045519][ T8145] ? fault_create_debugfs_attr+0x150/0x150 [ 136.051297][ T8145] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 136.057868][ T8145] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 136.063398][ T8145] __should_failslab+0xba/0xf0 [ 136.068132][ T8145] should_failslab+0x9/0x14 [ 136.072604][ T8145] kmem_cache_alloc+0x47/0x750 [ 136.077340][ T8145] ? ksys_mount+0xba/0xe0 [ 136.081642][ T8145] ? __x64_sys_mount+0xb9/0x150 [ 136.086481][ T8145] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.092522][ T8145] ? v9fs_mount+0x72/0x7f0 [ 136.096923][ T8145] ? legacy_get_tree+0x103/0x1f0 [ 136.101841][ T8145] ? vfs_get_tree+0x8b/0x2d0 [ 136.106410][ T8145] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 136.113084][ T8145] idr_get_free+0x35d/0x880 [ 136.117579][ T8145] idr_alloc_u32+0x13a/0x330 [ 136.122153][ T8145] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 136.127677][ T8145] ? mark_held_locks+0x130/0x130 [ 136.132593][ T8145] ? __kasan_check_write+0x14/0x20 [ 136.137672][ T8145] ? do_raw_spin_lock+0x123/0x2d0 [ 136.142669][ T8145] idr_alloc+0x7d/0xc0 [ 136.146723][ T8145] ? idr_alloc_u32+0x330/0x330 [ 136.151482][ T8145] p9_client_prepare_req.part.5+0x571/0x670 [ 136.157374][ T8145] p9_client_rpc+0x174/0xe50 [ 136.161953][ T8145] ? trace_hardirqs_on+0x28/0x1b0 [ 136.166955][ T8145] ? __kasan_check_read+0x11/0x20 [ 136.171954][ T8145] ? p9_client_prepare_req.part.5+0x670/0x670 [ 136.178001][ T8145] ? add_wait_queue+0x107/0x160 [ 136.182827][ T8145] ? p9_pollwait+0x182/0x210 [ 136.187411][ T8145] ? pipe_poll+0x7e/0x2a0 [ 136.191737][ T8145] ? p9_fd_poll+0x19b/0x2a0 [ 136.196229][ T8145] ? p9_conn_create+0x399/0x4e0 [ 136.201180][ T8145] ? p9_conn_create+0x4e0/0x4e0 [ 136.206020][ T8145] p9_client_create+0x7ec/0x10e0 [ 136.210941][ T8145] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 136.216988][ T8145] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 136.222512][ T8145] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 136.228550][ T8145] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 136.234346][ T8145] ? __kmalloc_track_caller+0x60e/0x780 [ 136.239868][ T8145] ? __x64_sys_mount+0xb9/0x150 [ 136.244701][ T8145] ? do_syscall_64+0xd0/0x5e0 [ 136.249349][ T8145] ? lockdep_init_map+0x1b6/0x6c0 [ 136.254350][ T8145] v9fs_session_init+0x1ed/0x14c0 [ 136.259345][ T8145] ? v9fs_session_init+0x1ed/0x14c0 [ 136.264517][ T8145] ? find_held_lock+0x36/0x1d0 [ 136.269261][ T8145] ? v9fs_show_options+0x6c0/0x6c0 [ 136.274348][ T8145] ? v9fs_mount+0x55/0x7f0 [ 136.278744][ T8145] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 136.284270][ T8145] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 136.290307][ T8145] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 136.296088][ T8145] ? kmem_cache_alloc_trace+0x39e/0x780 [ 136.301616][ T8145] v9fs_mount+0x72/0x7f0 [ 136.305832][ T8145] ? v9fs_write_inode+0x50/0x50 [ 136.310660][ T8145] legacy_get_tree+0x103/0x1f0 [ 136.315401][ T8145] vfs_get_tree+0x8b/0x2d0 [ 136.319790][ T8145] ? capable+0x14/0x20 [ 136.323835][ T8145] do_mount+0x1281/0x1b60 [ 136.328139][ T8145] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 136.333670][ T8145] ? copy_mount_string+0x20/0x20 [ 136.338581][ T8145] ? kmem_cache_alloc_trace+0x39e/0x780 [ 136.344213][ T8145] ? __kasan_check_write+0x14/0x20 [ 136.349304][ T8145] ? _copy_from_user+0xd6/0x110 [ 136.354151][ T8145] ? __kasan_check_read+0x11/0x20 [ 136.359153][ T8145] ? copy_mount_options+0x77/0x2c0 [ 136.364244][ T8145] ksys_mount+0xba/0xe0 [ 136.368377][ T8145] __x64_sys_mount+0xb9/0x150 [ 136.373028][ T8145] do_syscall_64+0xd0/0x5e0 [ 136.377517][ T8145] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.383379][ T8145] RIP: 0033:0x458da9 [ 136.387245][ T8145] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 136.406825][ T8145] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.415210][ T8145] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 136.423157][ T8145] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 136.431105][ T8145] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 136.439049][ T8145] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 136.446993][ T8145] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 136.454956][ T8150] CPU: 0 PID: 8150 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 136.462763][ T8150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.472818][ T8150] Call Trace: [ 136.472832][ T8150] dump_stack+0x12d/0x187 [ 136.472845][ T8150] should_fail.cold.4+0x5/0x13 [ 136.472851][ T8150] ? do_mount+0x1281/0x1b60 [ 136.472857][ T8150] ? fault_create_debugfs_attr+0x150/0x150 [ 136.472865][ T8150] ? find_held_lock+0x36/0x1d0 [ 136.472876][ T8150] should_fail_alloc_page+0x50/0x60 [ 136.472880][ T8150] __alloc_pages_nodemask+0x17f/0x880 [ 136.472885][ T8150] ? cache_grow_end+0xa8/0x190 [ 136.472891][ T8150] ? __alloc_pages_slowpath+0x2570/0x2570 [ 136.472895][ T8150] ? do_raw_spin_lock+0x123/0x2d0 [ 136.472907][ T8150] cache_grow_begin+0x92/0xd60 [ 136.515488][ T8150] ? __kmalloc+0xc5/0x790 [ 136.515498][ T8150] ? trace_hardirqs_off+0x41/0x1a0 [ 136.515506][ T8150] __kmalloc+0x6cd/0x790 [ 136.515516][ T8150] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 136.515524][ T8150] p9_fcall_init.isra.2+0x55/0x1c0 [ 136.535308][ T8150] p9_client_prepare_req.part.5+0x116/0x670 [ 136.550640][ T8155] FAULT_INJECTION: forcing a failure. [ 136.550640][ T8155] name failslab, interval 1, probability 0, space 0, times 0 [ 136.555143][ T8150] p9_client_rpc+0x174/0xe50 [ 136.578140][ T8150] ? trace_hardirqs_on+0x28/0x1b0 [ 136.583133][ T8150] ? __kasan_check_read+0x11/0x20 [ 136.588131][ T8150] ? p9_client_prepare_req.part.5+0x670/0x670 [ 136.594172][ T8150] ? add_wait_queue+0x107/0x160 [ 136.598996][ T8150] ? p9_pollwait+0x182/0x210 [ 136.603557][ T8150] ? pipe_poll+0x7e/0x2a0 [ 136.607857][ T8150] ? p9_fd_poll+0x19b/0x2a0 [ 136.612329][ T8150] ? p9_conn_create+0x399/0x4e0 [ 136.617155][ T8150] ? p9_conn_create+0x4e0/0x4e0 [ 136.621984][ T8150] p9_client_create+0x7ec/0x10e0 [ 136.626909][ T8150] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 136.632950][ T8150] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 136.638476][ T8150] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 136.644526][ T8150] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 136.650303][ T8150] ? __kmalloc_track_caller+0x60e/0x780 [ 136.655816][ T8150] ? __x64_sys_mount+0xb9/0x150 [ 136.660640][ T8150] ? do_syscall_64+0xd0/0x5e0 [ 136.665284][ T8150] ? lockdep_init_map+0x1b6/0x6c0 [ 136.670289][ T8150] v9fs_session_init+0x1ed/0x14c0 [ 136.675284][ T8150] ? v9fs_session_init+0x1ed/0x14c0 [ 136.680635][ T8150] ? find_held_lock+0x36/0x1d0 [ 136.685375][ T8150] ? v9fs_show_options+0x6c0/0x6c0 [ 136.690461][ T8150] ? v9fs_mount+0x55/0x7f0 [ 136.694863][ T8150] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 136.700393][ T8150] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 136.706427][ T8150] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 136.712205][ T8150] ? kmem_cache_alloc_trace+0x39e/0x780 [ 136.717732][ T8150] v9fs_mount+0x72/0x7f0 [ 136.721947][ T8150] ? v9fs_write_inode+0x50/0x50 [ 136.726778][ T8150] legacy_get_tree+0x103/0x1f0 [ 136.731522][ T8150] vfs_get_tree+0x8b/0x2d0 [ 136.735917][ T8150] ? capable+0x14/0x20 [ 136.739979][ T8150] do_mount+0x1281/0x1b60 [ 136.744288][ T8150] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 136.749720][ T8150] ? copy_mount_string+0x20/0x20 [ 136.754628][ T8150] ? retint_kernel+0x2b/0x2b [ 136.759191][ T8150] ? copy_mount_options+0x1a8/0x2c0 [ 136.764358][ T8150] ? copy_mount_options+0x77/0x2c0 [ 136.769455][ T8150] ksys_mount+0xba/0xe0 [ 136.773593][ T8150] __x64_sys_mount+0xb9/0x150 [ 136.778242][ T8150] do_syscall_64+0xd0/0x5e0 [ 136.782719][ T8150] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.788583][ T8150] RIP: 0033:0x458da9 [ 136.792450][ T8150] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 136.812025][ T8150] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 136.820438][ T8150] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 136.828383][ T8150] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 136.836327][ T8150] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 136.844271][ T8150] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 136.852229][ T8150] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 136.860374][ T8155] CPU: 1 PID: 8155 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 136.868180][ T8155] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 136.878224][ T8155] Call Trace: [ 136.878238][ T8155] dump_stack+0x12d/0x187 [ 136.878250][ T8155] should_fail.cold.4+0x5/0x13 [ 136.878259][ T8155] ? stack_trace_save+0x82/0xb0 [ 136.878266][ T8155] ? fault_create_debugfs_attr+0x150/0x150 [ 136.878279][ T8155] __should_failslab+0xba/0xf0 [ 136.878286][ T8155] should_failslab+0x9/0x14 [ 136.878290][ T8155] kmem_cache_alloc+0x47/0x750 [ 136.878296][ T8155] ? ksys_mount+0xba/0xe0 [ 136.878302][ T8155] ? __x64_sys_mount+0xb9/0x150 [ 136.885967][ T8155] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 136.885972][ T8155] ? v9fs_mount+0x72/0x7f0 [ 136.885979][ T8155] ? legacy_get_tree+0x103/0x1f0 [ 136.885984][ T8155] ? vfs_get_tree+0x8b/0x2d0 [ 136.885989][ T8155] ? do_mount+0x1281/0x1b60 [ 136.885998][ T8155] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 136.886004][ T8155] ? __kasan_check_read+0x11/0x20 [ 136.886012][ T8155] idr_get_free+0x35d/0x880 [ 136.895588][ T8155] idr_alloc_u32+0x13a/0x330 [ 136.895598][ T8155] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 136.895605][ T8155] ? mark_held_locks+0x130/0x130 [ 136.895615][ T8155] ? __kasan_check_write+0x14/0x20 [ 136.895620][ T8155] ? do_raw_spin_lock+0x123/0x2d0 [ 136.895628][ T8155] idr_alloc+0x7d/0xc0 [ 136.906144][ T8155] ? idr_alloc_u32+0x330/0x330 [ 136.906156][ T8155] p9_client_prepare_req.part.5+0x571/0x670 [ 136.906171][ T8155] p9_client_rpc+0x174/0xe50 [ 136.906176][ T8155] ? trace_hardirqs_on+0x28/0x1b0 [ 136.906181][ T8155] ? __kasan_check_read+0x11/0x20 [ 136.906190][ T8155] ? p9_client_prepare_req.part.5+0x670/0x670 [ 136.906196][ T8155] ? add_wait_queue+0x107/0x160 [ 136.912524][ T8160] FAULT_INJECTION: forcing a failure. [ 136.912524][ T8160] name failslab, interval 1, probability 0, space 0, times 0 [ 136.915420][ T8155] ? p9_pollwait+0x182/0x210 [ 136.915432][ T8155] ? pipe_poll+0x7e/0x2a0 [ 136.915440][ T8155] ? p9_fd_poll+0x19b/0x2a0 [ 136.915448][ T8155] ? p9_conn_create+0x399/0x4e0 [ 136.915456][ T8155] ? p9_conn_create+0x4e0/0x4e0 [ 137.065396][ T8155] p9_client_create+0x7ec/0x10e0 [ 137.070310][ T8155] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 137.076350][ T8155] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.081869][ T8155] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.087906][ T8155] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.093682][ T8155] ? __kmalloc_track_caller+0x60e/0x780 [ 137.099202][ T8155] ? __x64_sys_mount+0xb9/0x150 [ 137.104036][ T8155] ? do_syscall_64+0xd0/0x5e0 [ 137.108693][ T8155] ? lockdep_init_map+0x1b6/0x6c0 [ 137.113694][ T8155] v9fs_session_init+0x1ed/0x14c0 [ 137.118694][ T8155] ? v9fs_session_init+0x1ed/0x14c0 [ 137.123868][ T8155] ? find_held_lock+0x36/0x1d0 [ 137.128608][ T8155] ? v9fs_show_options+0x6c0/0x6c0 [ 137.133751][ T8155] ? v9fs_mount+0x55/0x7f0 [ 137.138140][ T8155] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.143657][ T8155] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.149697][ T8155] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.155475][ T8155] ? kmem_cache_alloc_trace+0x39e/0x780 [ 137.161103][ T8155] v9fs_mount+0x72/0x7f0 [ 137.165324][ T8155] ? v9fs_write_inode+0x50/0x50 [ 137.170158][ T8155] legacy_get_tree+0x103/0x1f0 [ 137.174906][ T8155] vfs_get_tree+0x8b/0x2d0 [ 137.179302][ T8155] ? capable+0x14/0x20 [ 137.183347][ T8155] do_mount+0x1281/0x1b60 [ 137.187653][ T8155] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.193169][ T8155] ? copy_mount_string+0x20/0x20 [ 137.198100][ T8155] ? kmem_cache_alloc_trace+0x39e/0x780 [ 137.203624][ T8155] ? __kasan_check_write+0x14/0x20 [ 137.208708][ T8155] ? __kasan_check_read+0x11/0x20 [ 137.213711][ T8155] ? copy_mount_options+0x77/0x2c0 [ 137.218793][ T8155] ksys_mount+0xba/0xe0 [ 137.222925][ T8155] __x64_sys_mount+0xb9/0x150 [ 137.227584][ T8155] do_syscall_64+0xd0/0x5e0 [ 137.232069][ T8155] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.237938][ T8155] RIP: 0033:0x458da9 [ 137.241805][ T8155] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 137.261381][ T8155] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.269784][ T8155] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 137.277756][ T8155] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 137.285708][ T8155] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 137.293661][ T8155] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 137.301694][ T8155] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 2019/11/09 19:56:53 executed programs: 204 [ 137.309715][ T8160] CPU: 0 PID: 8160 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 137.317528][ T8160] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.318336][ T26] audit: type=1804 audit(1573329412.552:73): pid=8160 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="/root/syzkaller-testdir758284697/syzkaller.kQcR3v/30/file0" dev="sda1" ino=16767 res=1 [ 137.327584][ T8160] Call Trace: [ 137.327604][ T8160] dump_stack+0x12d/0x187 [ 137.327615][ T8160] should_fail.cold.4+0x5/0x13 [ 137.327621][ T8160] ? fault_create_debugfs_attr+0x150/0x150 [ 137.327631][ T8160] ? ___might_sleep+0x16b/0x2b0 [ 137.327642][ T8160] __should_failslab+0xba/0xf0 [ 137.327648][ T8160] should_failslab+0x9/0x14 [ 137.327659][ T8160] __kmalloc+0x2eb/0x790 [ 137.384650][ T8166] FAULT_INJECTION: forcing a failure. [ 137.384650][ T8166] name failslab, interval 1, probability 0, space 0, times 0 [ 137.388541][ T8160] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 137.406396][ T8160] p9_fcall_init.isra.2+0x55/0x1c0 [ 137.411496][ T8160] p9_client_prepare_req.part.5+0x116/0x670 [ 137.417371][ T8160] p9_client_rpc+0x174/0xe50 [ 137.421937][ T8160] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 137.427736][ T8160] ? p9_client_prepare_req.part.5+0x670/0x670 [ 137.433815][ T8160] ? free_object+0x70/0x70 [ 137.438229][ T8160] ? ksys_dup3+0x2e0/0x2e0 [ 137.442635][ T8160] ? lockdep_init_map+0x1b6/0x6c0 [ 137.447641][ T8160] ? __kasan_check_write+0x14/0x20 [ 137.452726][ T8160] ? p9_conn_create+0x3c2/0x4e0 [ 137.457549][ T8160] ? p9_conn_create+0x4e0/0x4e0 [ 137.462409][ T8160] p9_client_create+0x7ec/0x10e0 [ 137.467345][ T8160] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 137.473386][ T8160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.478903][ T8160] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.484942][ T8160] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.490721][ T8160] ? __kmalloc_track_caller+0x60e/0x780 [ 137.496238][ T8160] ? __x64_sys_mount+0xb9/0x150 [ 137.501061][ T8160] ? do_syscall_64+0xd0/0x5e0 [ 137.505709][ T8160] ? lockdep_init_map+0x1b6/0x6c0 [ 137.510711][ T8160] v9fs_session_init+0x1ed/0x14c0 [ 137.515721][ T8160] ? v9fs_session_init+0x1ed/0x14c0 [ 137.520891][ T8160] ? find_held_lock+0x36/0x1d0 [ 137.525630][ T8160] ? v9fs_show_options+0x6c0/0x6c0 [ 137.530715][ T8160] ? v9fs_mount+0x55/0x7f0 [ 137.535110][ T8160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.540648][ T8160] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.546682][ T8160] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.552459][ T8160] ? kmem_cache_alloc_trace+0x39e/0x780 [ 137.557979][ T8160] v9fs_mount+0x72/0x7f0 [ 137.562201][ T8160] ? v9fs_write_inode+0x50/0x50 [ 137.567025][ T8160] legacy_get_tree+0x103/0x1f0 [ 137.571770][ T8160] vfs_get_tree+0x8b/0x2d0 [ 137.576157][ T8160] ? capable+0x14/0x20 [ 137.580197][ T8160] do_mount+0x1281/0x1b60 [ 137.584514][ T8160] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.590039][ T8160] ? copy_mount_string+0x20/0x20 [ 137.594946][ T8160] ? kmem_cache_alloc_trace+0x39e/0x780 [ 137.600466][ T8160] ? __kasan_check_read+0x11/0x20 [ 137.605485][ T8160] ? copy_mount_options+0x77/0x2c0 [ 137.610576][ T8160] ksys_mount+0xba/0xe0 [ 137.614704][ T8160] __x64_sys_mount+0xb9/0x150 [ 137.619356][ T8160] do_syscall_64+0xd0/0x5e0 [ 137.623838][ T8160] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.629716][ T8160] RIP: 0033:0x458da9 [ 137.633589][ T8160] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 137.653172][ T8160] RSP: 002b:00007f063276ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 137.661565][ T8160] RAX: ffffffffffffffda RBX: 00007f063276ec90 RCX: 0000000000458da9 [ 137.669520][ T8160] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 137.677464][ T8160] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 137.685410][ T8160] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f063276f6d4 [ 137.693369][ T8160] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 137.701340][ T8166] CPU: 1 PID: 8166 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 137.709138][ T8166] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 137.709142][ T8166] Call Trace: [ 137.709156][ T8166] dump_stack+0x12d/0x187 [ 137.709166][ T8166] should_fail.cold.4+0x5/0x13 [ 137.709173][ T8166] ? fault_create_debugfs_attr+0x150/0x150 [ 137.709181][ T8166] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 137.709189][ T8166] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.709201][ T8166] __should_failslab+0xba/0xf0 [ 137.709208][ T8166] should_failslab+0x9/0x14 [ 137.709213][ T8166] kmem_cache_alloc+0x47/0x750 [ 137.709219][ T8166] ? ksys_mount+0xba/0xe0 [ 137.709224][ T8166] ? __x64_sys_mount+0xb9/0x150 [ 137.709231][ T8166] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 137.709236][ T8166] ? v9fs_mount+0x72/0x7f0 [ 137.709243][ T8166] ? legacy_get_tree+0x103/0x1f0 [ 137.709249][ T8166] ? vfs_get_tree+0x8b/0x2d0 [ 137.709257][ T8166] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 137.709267][ T8166] idr_get_free+0x35d/0x880 [ 137.709282][ T8166] idr_alloc_u32+0x13a/0x330 [ 137.709291][ T8166] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 137.709297][ T8166] ? mark_held_locks+0x130/0x130 [ 137.709306][ T8166] ? __kasan_check_write+0x14/0x20 [ 137.709311][ T8166] ? do_raw_spin_lock+0x123/0x2d0 [ 137.709319][ T8166] idr_alloc+0x7d/0xc0 [ 137.709325][ T8166] ? idr_alloc_u32+0x330/0x330 [ 137.709337][ T8166] p9_client_prepare_req.part.5+0x571/0x670 [ 137.709347][ T8166] p9_client_rpc+0x174/0xe50 [ 137.709354][ T8166] ? trace_hardirqs_on+0x28/0x1b0 [ 137.737491][ T8166] ? __kasan_check_read+0x11/0x20 [ 137.737504][ T8166] ? p9_client_prepare_req.part.5+0x670/0x670 [ 137.737511][ T8166] ? add_wait_queue+0x107/0x160 [ 137.737519][ T8166] ? p9_pollwait+0x182/0x210 [ 137.737529][ T8166] ? pipe_poll+0x7e/0x2a0 [ 137.737536][ T8166] ? p9_fd_poll+0x19b/0x2a0 [ 137.737544][ T8166] ? p9_conn_create+0x399/0x4e0 [ 137.776522][ T8173] FAULT_INJECTION: forcing a failure. [ 137.776522][ T8173] name failslab, interval 1, probability 0, space 0, times 0 [ 137.778809][ T8166] ? p9_conn_create+0x4e0/0x4e0 [ 137.904256][ T8166] p9_client_create+0x7ec/0x10e0 [ 137.909170][ T8166] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 137.915224][ T8166] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.920740][ T8166] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.926779][ T8166] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.932557][ T8166] ? __kmalloc_track_caller+0x60e/0x780 [ 137.938086][ T8166] ? __x64_sys_mount+0xb9/0x150 [ 137.942908][ T8166] ? do_syscall_64+0xd0/0x5e0 [ 137.947553][ T8166] ? lockdep_init_map+0x1b6/0x6c0 [ 137.952555][ T8166] v9fs_session_init+0x1ed/0x14c0 [ 137.957559][ T8166] ? v9fs_session_init+0x1ed/0x14c0 [ 137.962733][ T8166] ? find_held_lock+0x36/0x1d0 [ 137.967479][ T8166] ? v9fs_show_options+0x6c0/0x6c0 [ 137.972565][ T8166] ? v9fs_mount+0x55/0x7f0 [ 137.976955][ T8166] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 137.982468][ T8166] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 137.988512][ T8166] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 137.994292][ T8166] ? kmem_cache_alloc_trace+0x39e/0x780 [ 137.999812][ T8166] v9fs_mount+0x72/0x7f0 [ 138.004026][ T8166] ? v9fs_write_inode+0x50/0x50 [ 138.008851][ T8166] legacy_get_tree+0x103/0x1f0 [ 138.013589][ T8166] vfs_get_tree+0x8b/0x2d0 [ 138.017976][ T8166] ? capable+0x14/0x20 [ 138.022022][ T8166] do_mount+0x1281/0x1b60 [ 138.026332][ T8166] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.031852][ T8166] ? copy_mount_string+0x20/0x20 [ 138.036763][ T8166] ? kmem_cache_alloc_trace+0x39e/0x780 [ 138.042301][ T8166] ? __kasan_check_write+0x14/0x20 [ 138.047470][ T8166] ? _copy_from_user+0xd6/0x110 [ 138.052291][ T8166] ? __kasan_check_read+0x11/0x20 [ 138.057288][ T8166] ? copy_mount_options+0x77/0x2c0 [ 138.062381][ T8166] ksys_mount+0xba/0xe0 [ 138.066517][ T8166] __x64_sys_mount+0xb9/0x150 [ 138.071174][ T8166] do_syscall_64+0xd0/0x5e0 [ 138.075649][ T8166] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.081514][ T8166] RIP: 0033:0x458da9 [ 138.085383][ T8166] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 138.105492][ T8166] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 138.113876][ T8166] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 138.121822][ T8166] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 138.129783][ T8166] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 138.137736][ T8166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 138.145679][ T8166] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 138.153651][ T8173] CPU: 0 PID: 8173 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 138.161455][ T8173] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.171502][ T8173] Call Trace: [ 138.174788][ T8173] dump_stack+0x12d/0x187 [ 138.179112][ T8173] should_fail.cold.4+0x5/0x13 [ 138.183644][ T8174] FAULT_INJECTION: forcing a failure. [ 138.183644][ T8174] name failslab, interval 1, probability 0, space 0, times 0 [ 138.183862][ T8173] ? fault_create_debugfs_attr+0x150/0x150 [ 138.202205][ T8173] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 138.208774][ T8173] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.214303][ T8173] __should_failslab+0xba/0xf0 [ 138.219402][ T8173] should_failslab+0x9/0x14 [ 138.223891][ T8173] kmem_cache_alloc+0x47/0x750 [ 138.228638][ T8173] ? ksys_mount+0xba/0xe0 [ 138.232947][ T8173] ? __x64_sys_mount+0xb9/0x150 [ 138.237770][ T8173] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.243821][ T8173] ? v9fs_mount+0x72/0x7f0 [ 138.248207][ T8173] ? legacy_get_tree+0x103/0x1f0 [ 138.253115][ T8173] ? vfs_get_tree+0x8b/0x2d0 [ 138.257678][ T8173] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 138.264070][ T8173] idr_get_free+0x35d/0x880 [ 138.268555][ T8173] idr_alloc_u32+0x13a/0x330 [ 138.273122][ T8173] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 138.278732][ T8173] ? mark_held_locks+0x130/0x130 [ 138.283656][ T8173] ? __kasan_check_write+0x14/0x20 [ 138.288741][ T8173] ? do_raw_spin_lock+0x123/0x2d0 [ 138.293741][ T8173] idr_alloc+0x7d/0xc0 [ 138.297785][ T8173] ? idr_alloc_u32+0x330/0x330 [ 138.302530][ T8173] p9_client_prepare_req.part.5+0x571/0x670 [ 138.308409][ T8173] p9_client_rpc+0x174/0xe50 [ 138.312985][ T8173] ? trace_hardirqs_on+0x28/0x1b0 [ 138.318006][ T8173] ? __kasan_check_read+0x11/0x20 [ 138.323004][ T8173] ? p9_client_prepare_req.part.5+0x670/0x670 [ 138.329105][ T8173] ? add_wait_queue+0x107/0x160 [ 138.334615][ T8173] ? p9_pollwait+0x182/0x210 [ 138.339189][ T8173] ? pipe_poll+0x7e/0x2a0 [ 138.343519][ T8173] ? p9_fd_poll+0x19b/0x2a0 [ 138.348016][ T8173] ? p9_conn_create+0x399/0x4e0 [ 138.352875][ T8173] ? p9_conn_create+0x4e0/0x4e0 [ 138.357708][ T8173] p9_client_create+0x7ec/0x10e0 [ 138.362630][ T8173] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 138.368687][ T8173] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.374738][ T8173] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 138.380779][ T8173] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 138.386562][ T8173] ? __kmalloc_track_caller+0x60e/0x780 [ 138.392080][ T8173] ? __x64_sys_mount+0xb9/0x150 [ 138.396916][ T8173] ? do_syscall_64+0xd0/0x5e0 [ 138.401583][ T8173] ? lockdep_init_map+0x1b6/0x6c0 [ 138.406603][ T8173] v9fs_session_init+0x1ed/0x14c0 [ 138.411785][ T8173] ? v9fs_session_init+0x1ed/0x14c0 [ 138.416981][ T8173] ? find_held_lock+0x36/0x1d0 [ 138.421905][ T8173] ? v9fs_show_options+0x6c0/0x6c0 [ 138.426993][ T8173] ? v9fs_mount+0x55/0x7f0 [ 138.431390][ T8173] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.436916][ T8173] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 138.442967][ T8173] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 138.448761][ T8173] ? kmem_cache_alloc_trace+0x39e/0x780 [ 138.463486][ T8173] v9fs_mount+0x72/0x7f0 [ 138.467721][ T8173] ? v9fs_write_inode+0x50/0x50 [ 138.472547][ T8173] legacy_get_tree+0x103/0x1f0 [ 138.478417][ T8173] vfs_get_tree+0x8b/0x2d0 [ 138.482851][ T8173] ? capable+0x14/0x20 [ 138.486898][ T8173] do_mount+0x1281/0x1b60 [ 138.491201][ T8173] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 138.496651][ T8173] ? copy_mount_string+0x20/0x20 [ 138.501579][ T8173] ? retint_kernel+0x2b/0x2b [ 138.506149][ T8173] ? copy_mount_options+0x1ab/0x2c0 [ 138.511320][ T8173] ? copy_mount_options+0x77/0x2c0 [ 138.516406][ T8173] ksys_mount+0xba/0xe0 [ 138.520548][ T8173] __x64_sys_mount+0xb9/0x150 [ 138.525199][ T8173] do_syscall_64+0xd0/0x5e0 [ 138.529689][ T8173] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.535567][ T8173] RIP: 0033:0x458da9 [ 138.539437][ T8173] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 138.559029][ T8173] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 138.567429][ T8173] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 138.575392][ T8173] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 138.583349][ T8173] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 138.591397][ T8173] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 138.599342][ T8173] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 138.607317][ T8174] CPU: 1 PID: 8174 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 138.615122][ T8174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 138.625160][ T8174] Call Trace: [ 138.625175][ T8174] dump_stack+0x12d/0x187 [ 138.625185][ T8174] should_fail.cold.4+0x5/0x13 [ 138.625193][ T8174] ? stack_trace_save+0x82/0xb0 [ 138.625199][ T8174] ? fault_create_debugfs_attr+0x150/0x150 [ 138.625213][ T8174] __should_failslab+0xba/0xf0 [ 138.625220][ T8174] should_failslab+0x9/0x14 [ 138.625225][ T8174] kmem_cache_alloc+0x47/0x750 [ 138.625233][ T8174] ? ksys_mount+0xba/0xe0 [ 138.666444][ T8174] ? __x64_sys_mount+0xb9/0x150 [ 138.671274][ T8174] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.677318][ T8174] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 138.683977][ T8174] ? __kasan_check_read+0x11/0x20 [ 138.688993][ T8174] idr_get_free+0x35d/0x880 [ 138.693477][ T8174] idr_alloc_u32+0x13a/0x330 [ 138.698056][ T8174] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 138.703573][ T8174] ? mark_held_locks+0x130/0x130 [ 138.708483][ T8174] ? __kasan_check_write+0x14/0x20 [ 138.713625][ T8174] ? do_raw_spin_lock+0x123/0x2d0 [ 138.718632][ T8174] idr_alloc+0x7d/0xc0 [ 138.722688][ T8174] ? idr_alloc_u32+0x330/0x330 [ 138.727429][ T8174] p9_client_prepare_req.part.5+0x571/0x670 [ 138.733295][ T8174] p9_client_rpc+0x174/0xe50 [ 138.737858][ T8174] ? trace_hardirqs_on+0x28/0x1b0 [ 138.742870][ T8174] ? __kasan_check_read+0x11/0x20 [ 138.748232][ T8174] ? p9_client_prepare_req.part.5+0x670/0x670 [ 138.754272][ T8174] ? add_wait_queue+0x107/0x160 [ 138.759110][ T8174] ? p9_pollwait+0x182/0x210 [ 138.763678][ T8174] ? pipe_poll+0x7e/0x2a0 [ 138.767980][ T8174] ? p9_fd_poll+0x19b/0x2a0 [ 138.772455][ T8174] ? p9_conn_create+0x399/0x4e0 [ 138.777280][ T8174] ? p9_conn_create+0x4e0/0x4e0 [ 138.783943][ T8174] p9_client_create+0x7ec/0x10e0 [ 138.788859][ T8174] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 138.794938][ T8174] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.800457][ T8174] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 138.806497][ T8174] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 138.812278][ T8174] ? __kmalloc_track_caller+0x60e/0x780 [ 138.817796][ T8174] ? __x64_sys_mount+0xb9/0x150 [ 138.822618][ T8174] ? do_syscall_64+0xd0/0x5e0 [ 138.827279][ T8174] ? lockdep_init_map+0x1b6/0x6c0 [ 138.832299][ T8174] v9fs_session_init+0x1ed/0x14c0 [ 138.837296][ T8174] ? v9fs_session_init+0x1ed/0x14c0 [ 138.842576][ T8174] ? find_held_lock+0x36/0x1d0 [ 138.847316][ T8174] ? v9fs_show_options+0x6c0/0x6c0 [ 138.852646][ T8174] ? v9fs_mount+0x55/0x7f0 [ 138.857236][ T8174] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.862777][ T8174] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 138.868813][ T8174] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 138.874606][ T8174] ? kmem_cache_alloc_trace+0x39e/0x780 [ 138.880146][ T8174] v9fs_mount+0x72/0x7f0 [ 138.884372][ T8174] ? v9fs_write_inode+0x50/0x50 [ 138.889224][ T8174] legacy_get_tree+0x103/0x1f0 [ 138.893970][ T8174] vfs_get_tree+0x8b/0x2d0 [ 138.898366][ T8174] ? capable+0x14/0x20 [ 138.902426][ T8174] do_mount+0x1281/0x1b60 [ 138.906731][ T8174] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 138.912250][ T8174] ? copy_mount_string+0x20/0x20 [ 138.917175][ T8174] ? kmem_cache_alloc_trace+0x39e/0x780 [ 138.922706][ T8174] ? __kasan_check_write+0x14/0x20 [ 138.927791][ T8174] ? _copy_from_user+0xd6/0x110 [ 138.932626][ T8174] ? __kasan_check_read+0x11/0x20 [ 138.937633][ T8174] ? copy_mount_options+0x77/0x2c0 [ 138.942731][ T8174] ksys_mount+0xba/0xe0 [ 138.946864][ T8174] __x64_sys_mount+0xb9/0x150 [ 138.951517][ T8174] do_syscall_64+0xd0/0x5e0 [ 138.956011][ T8174] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 138.961891][ T8174] RIP: 0033:0x458da9 [ 138.965761][ T8174] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 138.985339][ T8174] RSP: 002b:00007f37ce79bc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 138.993740][ T8174] RAX: ffffffffffffffda RBX: 00007f37ce79bc90 RCX: 0000000000458da9 [ 139.001686][ T8174] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 139.009634][ T8174] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 139.017579][ T8174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce79c6d4 [ 139.025539][ T8174] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 139.042150][ T8176] FAULT_INJECTION: forcing a failure. [ 139.042150][ T8176] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 139.055409][ T8176] CPU: 1 PID: 8176 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 139.063729][ T8176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.073792][ T8176] Call Trace: [ 139.073807][ T8176] dump_stack+0x12d/0x187 [ 139.073817][ T8176] should_fail.cold.4+0x5/0x13 [ 139.073824][ T8176] ? do_mount+0x1281/0x1b60 [ 139.073831][ T8176] ? fault_create_debugfs_attr+0x150/0x150 [ 139.094457][ T8185] FAULT_INJECTION: forcing a failure. [ 139.094457][ T8185] name failslab, interval 1, probability 0, space 0, times 0 [ 139.096484][ T8176] ? find_held_lock+0x36/0x1d0 [ 139.114046][ T8176] should_fail_alloc_page+0x50/0x60 [ 139.119219][ T8176] __alloc_pages_nodemask+0x17f/0x880 [ 139.124578][ T8176] ? cache_grow_end+0xa8/0x190 [ 139.129325][ T8176] ? __alloc_pages_slowpath+0x2570/0x2570 [ 139.135029][ T8176] ? do_raw_spin_lock+0x123/0x2d0 [ 139.140046][ T8176] cache_grow_begin+0x92/0xd60 [ 139.144785][ T8176] ? __kmalloc+0xc5/0x790 [ 139.149106][ T8176] ? trace_hardirqs_off+0x41/0x1a0 [ 139.154213][ T8176] __kmalloc+0x6cd/0x790 [ 139.158439][ T8176] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 139.163726][ T8176] p9_fcall_init.isra.2+0x55/0x1c0 [ 139.168821][ T8176] p9_client_prepare_req.part.5+0x116/0x670 [ 139.174693][ T8176] p9_client_rpc+0x174/0xe50 [ 139.179260][ T8176] ? trace_hardirqs_on+0x28/0x1b0 [ 139.184263][ T8176] ? __kasan_check_read+0x11/0x20 [ 139.189275][ T8176] ? p9_client_prepare_req.part.5+0x670/0x670 [ 139.195426][ T8176] ? add_wait_queue+0x107/0x160 [ 139.200251][ T8176] ? p9_pollwait+0x182/0x210 [ 139.204818][ T8176] ? pipe_poll+0x7e/0x2a0 [ 139.209214][ T8176] ? p9_fd_poll+0x19b/0x2a0 [ 139.213703][ T8176] ? p9_conn_create+0x399/0x4e0 [ 139.218542][ T8176] ? p9_conn_create+0x4e0/0x4e0 [ 139.223391][ T8176] p9_client_create+0x7ec/0x10e0 [ 139.228320][ T8176] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 139.234374][ T8176] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.239904][ T8176] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.245942][ T8176] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.251895][ T8176] ? __kmalloc_track_caller+0x60e/0x780 [ 139.257421][ T8176] ? __x64_sys_mount+0xb9/0x150 [ 139.262246][ T8176] ? do_syscall_64+0xd0/0x5e0 [ 139.266896][ T8176] ? lockdep_init_map+0x1b6/0x6c0 [ 139.271902][ T8176] v9fs_session_init+0x1ed/0x14c0 [ 139.276901][ T8176] ? v9fs_session_init+0x1ed/0x14c0 [ 139.282075][ T8176] ? find_held_lock+0x36/0x1d0 [ 139.286830][ T8176] ? v9fs_show_options+0x6c0/0x6c0 [ 139.291933][ T8176] ? v9fs_mount+0x55/0x7f0 [ 139.296478][ T8176] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.302120][ T8176] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.308172][ T8176] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.313985][ T8176] ? kmem_cache_alloc_trace+0x39e/0x780 [ 139.319515][ T8176] v9fs_mount+0x72/0x7f0 [ 139.323745][ T8176] ? v9fs_write_inode+0x50/0x50 [ 139.329537][ T8176] legacy_get_tree+0x103/0x1f0 [ 139.334277][ T8176] vfs_get_tree+0x8b/0x2d0 [ 139.338671][ T8176] ? capable+0x14/0x20 [ 139.342746][ T8176] do_mount+0x1281/0x1b60 [ 139.347059][ T8176] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.352591][ T8176] ? copy_mount_string+0x20/0x20 [ 139.357515][ T8176] ? kmem_cache_alloc_trace+0x39e/0x780 [ 139.363037][ T8176] ? __kasan_check_write+0x14/0x20 [ 139.368495][ T8176] ? _copy_from_user+0xd6/0x110 [ 139.373322][ T8176] ? __kasan_check_read+0x11/0x20 [ 139.378437][ T8176] ? copy_mount_options+0x77/0x2c0 [ 139.383543][ T8176] ksys_mount+0xba/0xe0 [ 139.387678][ T8176] __x64_sys_mount+0xb9/0x150 [ 139.392332][ T8176] do_syscall_64+0xd0/0x5e0 [ 139.396811][ T8176] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.402864][ T8176] RIP: 0033:0x458da9 [ 139.406751][ T8176] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 139.426630][ T8176] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 139.435021][ T8176] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 139.443001][ T8176] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 139.450957][ T8176] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 139.458931][ T8176] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 139.466883][ T8176] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 139.474862][ T8185] CPU: 0 PID: 8185 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 139.478084][ T8180] FAULT_INJECTION: forcing a failure. [ 139.478084][ T8180] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 139.482672][ T8185] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.506041][ T8185] Call Trace: [ 139.509307][ T8185] dump_stack+0x12d/0x187 [ 139.513622][ T8185] should_fail.cold.4+0x5/0x13 [ 139.518370][ T8185] ? fault_create_debugfs_attr+0x150/0x150 [ 139.524152][ T8185] ? radix_tree_node_alloc.constprop.18+0x180/0x330 [ 139.530713][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.536236][ T8185] __should_failslab+0xba/0xf0 [ 139.540988][ T8185] should_failslab+0x9/0x14 [ 139.545469][ T8185] kmem_cache_alloc+0x47/0x750 [ 139.550207][ T8185] ? ksys_mount+0xba/0xe0 [ 139.554509][ T8185] ? __x64_sys_mount+0xb9/0x150 [ 139.559335][ T8185] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.565373][ T8185] ? v9fs_mount+0x72/0x7f0 [ 139.569762][ T8185] ? legacy_get_tree+0x103/0x1f0 [ 139.574669][ T8185] ? vfs_get_tree+0x8b/0x2d0 [ 139.579235][ T8185] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 139.585624][ T8185] idr_get_free+0x35d/0x880 [ 139.590137][ T8185] idr_alloc_u32+0x13a/0x330 [ 139.594702][ T8185] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 139.600219][ T8185] ? mark_held_locks+0x130/0x130 [ 139.605131][ T8185] ? __kasan_check_write+0x14/0x20 [ 139.613691][ T8185] ? do_raw_spin_lock+0x123/0x2d0 [ 139.618692][ T8185] idr_alloc+0x7d/0xc0 [ 139.622829][ T8185] ? idr_alloc_u32+0x330/0x330 [ 139.627570][ T8185] p9_client_prepare_req.part.5+0x571/0x670 [ 139.633536][ T8185] p9_client_rpc+0x174/0xe50 [ 139.638098][ T8185] ? trace_hardirqs_on+0x28/0x1b0 [ 139.643121][ T8185] ? __kasan_check_read+0x11/0x20 [ 139.648119][ T8185] ? p9_client_prepare_req.part.5+0x670/0x670 [ 139.654157][ T8185] ? add_wait_queue+0x107/0x160 [ 139.658982][ T8185] ? p9_pollwait+0x182/0x210 [ 139.663546][ T8185] ? pipe_poll+0x7e/0x2a0 [ 139.667868][ T8185] ? p9_fd_poll+0x19b/0x2a0 [ 139.672356][ T8185] ? p9_conn_create+0x399/0x4e0 [ 139.677194][ T8185] ? p9_conn_create+0x4e0/0x4e0 [ 139.682033][ T8185] p9_client_create+0x7ec/0x10e0 [ 139.687038][ T8185] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 139.693280][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.698806][ T8185] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.704858][ T8185] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.710732][ T8185] ? __kmalloc_track_caller+0x60e/0x780 [ 139.716252][ T8185] ? __x64_sys_mount+0xb9/0x150 [ 139.721175][ T8185] ? do_syscall_64+0xd0/0x5e0 [ 139.725841][ T8185] ? lockdep_init_map+0x1b6/0x6c0 [ 139.730846][ T8185] v9fs_session_init+0x1ed/0x14c0 [ 139.735843][ T8185] ? v9fs_session_init+0x1ed/0x14c0 [ 139.741038][ T8185] ? find_held_lock+0x36/0x1d0 [ 139.745780][ T8185] ? v9fs_show_options+0x6c0/0x6c0 [ 139.750911][ T8185] ? hash_net4_resize+0xa58/0xbb4 [ 139.755908][ T8185] ? v9fs_mount+0x55/0x7f0 [ 139.760304][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.765840][ T8185] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.771890][ T8185] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.777682][ T8185] ? kmem_cache_alloc_trace+0x39e/0x780 [ 139.783214][ T8185] v9fs_mount+0x72/0x7f0 [ 139.787435][ T8185] ? v9fs_write_inode+0x50/0x50 [ 139.792260][ T8185] legacy_get_tree+0x103/0x1f0 [ 139.797001][ T8185] vfs_get_tree+0x8b/0x2d0 [ 139.801395][ T8185] ? capable+0x14/0x20 [ 139.805474][ T8185] do_mount+0x1281/0x1b60 [ 139.809795][ T8185] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.815318][ T8185] ? copy_mount_string+0x20/0x20 [ 139.820252][ T8185] ? kmem_cache_alloc_trace+0x39e/0x780 [ 139.827158][ T8185] ? __kasan_check_write+0x14/0x20 [ 139.832251][ T8185] ? _copy_from_user+0xd6/0x110 [ 139.837075][ T8185] ? __kasan_check_read+0x11/0x20 [ 139.842080][ T8185] ? copy_mount_options+0x77/0x2c0 [ 139.847177][ T8185] ksys_mount+0xba/0xe0 [ 139.851307][ T8185] __x64_sys_mount+0xb9/0x150 [ 139.855958][ T8185] do_syscall_64+0xd0/0x5e0 [ 139.861763][ T8185] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 139.867637][ T8185] RIP: 0033:0x458da9 [ 139.871516][ T8185] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 139.891107][ T8185] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 139.899492][ T8185] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 139.907452][ T8185] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 139.915410][ T8185] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 139.923356][ T8185] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 139.931422][ T8185] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 139.939386][ T8180] CPU: 1 PID: 8180 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 139.947202][ T8180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.947206][ T8180] Call Trace: [ 139.947219][ T8180] dump_stack+0x12d/0x187 [ 139.947231][ T8180] should_fail.cold.4+0x5/0x13 [ 139.947238][ T8180] ? do_mount+0x1281/0x1b60 [ 139.947245][ T8180] ? fault_create_debugfs_attr+0x150/0x150 [ 139.947256][ T8180] ? find_held_lock+0x36/0x1d0 [ 139.947265][ T8180] should_fail_alloc_page+0x50/0x60 [ 139.947269][ T8180] __alloc_pages_nodemask+0x17f/0x880 [ 139.947274][ T8180] ? cache_grow_end+0xa8/0x190 [ 139.947281][ T8180] ? __alloc_pages_slowpath+0x2570/0x2570 [ 139.947286][ T8180] ? do_raw_spin_lock+0x123/0x2d0 [ 139.947298][ T8180] cache_grow_begin+0x92/0xd60 [ 139.947301][ T8180] ? __kmalloc+0xc5/0x790 [ 139.947307][ T8180] ? trace_hardirqs_off+0x41/0x1a0 [ 139.947314][ T8180] __kmalloc+0x6cd/0x790 [ 139.947323][ T8180] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 139.947332][ T8180] p9_fcall_init.isra.2+0x55/0x1c0 [ 139.947340][ T8180] p9_client_prepare_req.part.5+0x116/0x670 [ 139.947350][ T8180] p9_client_rpc+0x174/0xe50 [ 139.947354][ T8180] ? trace_hardirqs_on+0x28/0x1b0 [ 139.947359][ T8180] ? __kasan_check_read+0x11/0x20 [ 139.947367][ T8180] ? p9_client_prepare_req.part.5+0x670/0x670 [ 139.947373][ T8180] ? add_wait_queue+0x107/0x160 [ 139.947382][ T8180] ? p9_pollwait+0x182/0x210 [ 139.947391][ T8180] ? pipe_poll+0x7e/0x2a0 [ 139.947397][ T8180] ? p9_fd_poll+0x19b/0x2a0 [ 139.947404][ T8180] ? p9_conn_create+0x399/0x4e0 [ 139.947413][ T8180] ? p9_conn_create+0x4e0/0x4e0 [ 139.947425][ T8180] p9_client_create+0x7ec/0x10e0 [ 139.947436][ T8180] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 139.947444][ T8180] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.947450][ T8180] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.947454][ T8180] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.947462][ T8180] ? __kmalloc_track_caller+0x60e/0x780 [ 139.965175][ T8180] ? __x64_sys_mount+0xb9/0x150 [ 139.965183][ T8180] ? do_syscall_64+0xd0/0x5e0 [ 139.965189][ T8180] ? lockdep_init_map+0x1b6/0x6c0 [ 139.965205][ T8180] v9fs_session_init+0x1ed/0x14c0 [ 139.965210][ T8180] ? v9fs_session_init+0x1ed/0x14c0 [ 139.965217][ T8180] ? find_held_lock+0x36/0x1d0 [ 139.965229][ T8180] ? v9fs_show_options+0x6c0/0x6c0 [ 139.965237][ T8180] ? v9fs_mount+0x55/0x7f0 [ 139.974464][ T8180] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.974471][ T8180] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 139.974477][ T8180] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 139.974493][ T8180] ? kmem_cache_alloc_trace+0x39e/0x780 [ 139.974506][ T8180] v9fs_mount+0x72/0x7f0 [ 139.974514][ T8180] ? v9fs_write_inode+0x50/0x50 [ 139.974523][ T8180] legacy_get_tree+0x103/0x1f0 [ 139.985412][ T8180] vfs_get_tree+0x8b/0x2d0 [ 139.985418][ T8180] ? capable+0x14/0x20 [ 139.985427][ T8180] do_mount+0x1281/0x1b60 [ 139.985435][ T8180] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 139.985443][ T8180] ? copy_mount_string+0x20/0x20 [ 139.985452][ T8180] ? kmem_cache_alloc_trace+0x39e/0x780 [ 139.985459][ T8180] ? __kasan_check_write+0x14/0x20 [ 139.985466][ T8180] ? _copy_from_user+0xd6/0x110 [ 139.985473][ T8180] ? __kasan_check_read+0x11/0x20 [ 139.992529][ T8189] FAULT_INJECTION: forcing a failure. [ 139.992529][ T8189] name failslab, interval 1, probability 0, space 0, times 0 [ 139.996003][ T8180] ? copy_mount_options+0x77/0x2c0 [ 139.996011][ T8180] ksys_mount+0xba/0xe0 [ 139.996020][ T8180] __x64_sys_mount+0xb9/0x150 [ 139.996029][ T8180] do_syscall_64+0xd0/0x5e0 [ 140.001057][ T26] audit: type=1804 audit(1573329415.482:74): pid=8189 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir766364406/syzkaller.qUnBIw/33/file0" dev="sda1" ino=16795 res=1 [ 140.006544][ T8180] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.006551][ T8180] RIP: 0033:0x458da9 [ 140.016309][ T8180] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 140.016312][ T8180] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 140.016319][ T8180] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 140.016322][ T8180] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 140.016325][ T8180] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 140.016329][ T8180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 140.016332][ T8180] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 140.055248][ T8189] CPU: 1 PID: 8189 Comm: syz-executor.0 Not tainted 5.4.0-rc6+ #0 [ 140.057394][ T8175] FAULT_INJECTION: forcing a failure. [ 140.057394][ T8175] name failslab, interval 1, probability 0, space 0, times 0 [ 140.061393][ T8189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.061398][ T8189] Call Trace: [ 140.417975][ T8189] dump_stack+0x12d/0x187 [ 140.422310][ T8189] should_fail.cold.4+0x5/0x13 [ 140.427658][ T8189] ? fault_create_debugfs_attr+0x150/0x150 [ 140.433442][ T8189] ? ___might_sleep+0x16b/0x2b0 [ 140.438270][ T8189] __should_failslab+0xba/0xf0 [ 140.443007][ T8189] should_failslab+0x9/0x14 [ 140.447482][ T8189] __kmalloc+0x2eb/0x790 [ 140.451699][ T8189] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 140.456958][ T8189] p9_fcall_init.isra.2+0x55/0x1c0 [ 140.462049][ T8189] p9_client_prepare_req.part.5+0x116/0x670 [ 140.467915][ T8189] p9_client_rpc+0x174/0xe50 [ 140.472482][ T8189] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 140.478283][ T8189] ? p9_client_prepare_req.part.5+0x670/0x670 [ 140.484474][ T8189] ? free_object+0x70/0x70 [ 140.488908][ T8189] ? ksys_dup3+0x2e0/0x2e0 [ 140.493324][ T8189] ? lockdep_init_map+0x1b6/0x6c0 [ 140.498339][ T8189] ? __kasan_check_write+0x14/0x20 [ 140.503431][ T8189] ? p9_conn_create+0x3c2/0x4e0 [ 140.508258][ T8189] ? p9_conn_create+0x4e0/0x4e0 [ 140.513084][ T8189] p9_client_create+0x7ec/0x10e0 [ 140.518262][ T8189] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 140.524301][ T8189] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 140.529827][ T8189] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 140.535862][ T8189] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 140.541646][ T8189] ? __kmalloc_track_caller+0x60e/0x780 [ 140.547167][ T8189] ? __x64_sys_mount+0xb9/0x150 [ 140.552012][ T8189] ? lockdep_init_map+0x1b6/0x6c0 [ 140.557133][ T8189] v9fs_session_init+0x1ed/0x14c0 [ 140.562128][ T8189] ? v9fs_session_init+0x1ed/0x14c0 [ 140.567297][ T8189] ? find_held_lock+0x36/0x1d0 [ 140.572233][ T8189] ? v9fs_show_options+0x6c0/0x6c0 [ 140.577426][ T8189] ? v9fs_mount+0x55/0x7f0 [ 140.581838][ T8189] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 140.587354][ T8189] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 140.593396][ T8189] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 140.599188][ T8189] ? kmem_cache_alloc_trace+0x39e/0x780 [ 140.604711][ T8189] v9fs_mount+0x72/0x7f0 [ 140.608939][ T8189] ? v9fs_write_inode+0x50/0x50 [ 140.613761][ T8189] legacy_get_tree+0x103/0x1f0 [ 140.618512][ T8189] vfs_get_tree+0x8b/0x2d0 [ 140.622901][ T8189] ? capable+0x14/0x20 [ 140.626957][ T8189] do_mount+0x1281/0x1b60 [ 140.631345][ T8189] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 140.636863][ T8189] ? copy_mount_string+0x20/0x20 [ 140.641861][ T8189] ? kmem_cache_alloc_trace+0x39e/0x780 [ 140.647394][ T8189] ? __kasan_check_write+0x14/0x20 [ 140.652480][ T8189] ? _copy_from_user+0xd6/0x110 [ 140.657311][ T8189] ? __kasan_check_read+0x11/0x20 [ 140.662318][ T8189] ? copy_mount_options+0x77/0x2c0 [ 140.667403][ T8189] ksys_mount+0xba/0xe0 [ 140.671547][ T8189] __x64_sys_mount+0xb9/0x150 [ 140.676198][ T8189] do_syscall_64+0xd0/0x5e0 [ 140.680678][ T8189] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.686545][ T8189] RIP: 0033:0x458da9 [ 140.690416][ T8189] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 140.709996][ T8189] RSP: 002b:00007f37ce77ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 140.718380][ T8189] RAX: ffffffffffffffda RBX: 00007f37ce77ac90 RCX: 0000000000458da9 [ 140.726332][ T8189] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 140.734276][ T8189] RBP: 000000000073bfa0 R08: 00000000200013c0 R09: 0000000000000000 [ 140.742223][ T8189] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f37ce77b6d4 [ 140.750168][ T8189] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 140.758135][ T8175] CPU: 0 PID: 8175 Comm: syz-executor.3 Not tainted 5.4.0-rc6+ #0 [ 140.765941][ T8175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.775975][ T8175] Call Trace: [ 140.779249][ T8175] dump_stack+0x12d/0x187 [ 140.783566][ T8175] should_fail.cold.4+0x5/0x13 [ 140.788312][ T8175] ? stack_trace_save+0x82/0xb0 [ 140.793136][ T8175] ? fault_create_debugfs_attr+0x150/0x150 [ 140.798925][ T8175] __should_failslab+0xba/0xf0 [ 140.803660][ T8175] should_failslab+0x9/0x14 [ 140.808135][ T8175] kmem_cache_alloc+0x47/0x750 [ 140.813046][ T8175] ? ksys_mount+0xba/0xe0 [ 140.817344][ T8175] ? __x64_sys_mount+0xb9/0x150 [ 140.822180][ T8175] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 140.828222][ T8175] radix_tree_node_alloc.constprop.18+0x180/0x330 [ 140.834607][ T8175] ? __kasan_check_read+0x11/0x20 [ 140.839628][ T8175] idr_get_free+0x35d/0x880 [ 140.844194][ T8175] idr_alloc_u32+0x13a/0x330 [ 140.848758][ T8175] ? __fprop_inc_percpu_max+0x1e0/0x1e0 [ 140.854288][ T8175] ? mark_held_locks+0x130/0x130 [ 140.859205][ T8175] ? __kasan_check_write+0x14/0x20 [ 140.864298][ T8175] ? do_raw_spin_lock+0x123/0x2d0 [ 140.869298][ T8175] idr_alloc+0x7d/0xc0 [ 140.873349][ T8175] ? idr_alloc_u32+0x330/0x330 [ 140.878090][ T8175] p9_client_prepare_req.part.5+0x571/0x670 [ 140.883955][ T8175] p9_client_rpc+0x174/0xe50 [ 140.888516][ T8175] ? trace_hardirqs_on+0x28/0x1b0 [ 140.893509][ T8175] ? __kasan_check_read+0x11/0x20 [ 140.898509][ T8175] ? p9_client_prepare_req.part.5+0x670/0x670 [ 140.904546][ T8175] ? add_wait_queue+0x107/0x160 [ 140.909384][ T8175] ? p9_pollwait+0x182/0x210 [ 140.913960][ T8175] ? pipe_poll+0x7e/0x2a0 [ 140.918261][ T8175] ? p9_fd_poll+0x19b/0x2a0 [ 140.922734][ T8175] ? p9_conn_create+0x399/0x4e0 [ 140.927574][ T8175] ? p9_conn_create+0x4e0/0x4e0 [ 140.932409][ T8175] p9_client_create+0x7ec/0x10e0 [ 140.937336][ T8175] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 140.943378][ T8175] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 140.948914][ T8175] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 140.954960][ T8175] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 140.960742][ T8175] ? __kmalloc_track_caller+0x60e/0x780 [ 140.966259][ T8175] ? __x64_sys_mount+0xb9/0x150 [ 140.971081][ T8175] ? do_syscall_64+0xd0/0x5e0 [ 140.975738][ T8175] ? lockdep_init_map+0x1b6/0x6c0 [ 140.980762][ T8175] v9fs_session_init+0x1ed/0x14c0 [ 140.985775][ T8175] ? v9fs_session_init+0x1ed/0x14c0 [ 140.990947][ T8175] ? find_held_lock+0x36/0x1d0 [ 140.995685][ T8175] ? v9fs_show_options+0x6c0/0x6c0 [ 141.000770][ T8175] ? v9fs_mount+0x55/0x7f0 [ 141.005177][ T8175] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.010725][ T8175] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.016761][ T8175] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.022548][ T8175] ? kmem_cache_alloc_trace+0x39e/0x780 [ 141.028081][ T8175] v9fs_mount+0x72/0x7f0 [ 141.032306][ T8175] ? v9fs_write_inode+0x50/0x50 [ 141.037128][ T8175] legacy_get_tree+0x103/0x1f0 [ 141.041886][ T8175] vfs_get_tree+0x8b/0x2d0 [ 141.046276][ T8175] ? capable+0x14/0x20 [ 141.051395][ T8175] do_mount+0x1281/0x1b60 [ 141.055710][ T8175] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.061228][ T8175] ? copy_mount_string+0x20/0x20 [ 141.067267][ T8175] ? kmem_cache_alloc_trace+0x39e/0x780 [ 141.072784][ T8175] ? __kasan_check_write+0x14/0x20 [ 141.077870][ T8175] ? _copy_from_user+0xd6/0x110 [ 141.082706][ T8175] ? __kasan_check_read+0x11/0x20 [ 141.087702][ T8175] ? copy_mount_options+0x77/0x2c0 [ 141.092784][ T8175] ksys_mount+0xba/0xe0 [ 141.096919][ T8175] __x64_sys_mount+0xb9/0x150 [ 141.101569][ T8175] do_syscall_64+0xd0/0x5e0 [ 141.106133][ T8175] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.112008][ T8175] RIP: 0033:0x458da9 [ 141.115894][ T8175] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 141.135474][ T8175] RSP: 002b:00007f23f1d29c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.143857][ T8175] RAX: ffffffffffffffda RBX: 00007f23f1d29c90 RCX: 0000000000458da9 [ 141.151802][ T8175] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 141.159878][ T8175] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 141.167832][ T8175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f23f1d2a6d4 [ 141.175821][ T8175] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 141.193665][ T8196] FAULT_INJECTION: forcing a failure. [ 141.193665][ T8196] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 141.207080][ T8196] CPU: 0 PID: 8196 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 141.214872][ T8196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.214876][ T8196] Call Trace: [ 141.214890][ T8196] dump_stack+0x12d/0x187 [ 141.214902][ T8196] should_fail.cold.4+0x5/0x13 [ 141.214908][ T8196] ? do_mount+0x1281/0x1b60 [ 141.214918][ T8196] ? fault_create_debugfs_attr+0x150/0x150 [ 141.241810][ T8196] ? find_held_lock+0x36/0x1d0 [ 141.241823][ T8196] should_fail_alloc_page+0x50/0x60 [ 141.241829][ T8196] __alloc_pages_nodemask+0x17f/0x880 [ 141.241835][ T8196] ? cache_grow_end+0xa8/0x190 [ 141.241842][ T8196] ? __alloc_pages_slowpath+0x2570/0x2570 [ 141.241846][ T8196] ? do_raw_spin_lock+0x123/0x2d0 [ 141.241858][ T8196] cache_grow_begin+0x92/0xd60 [ 141.252394][ T8196] ? __kmalloc+0xc5/0x790 [ 141.262987][ T8196] ? trace_hardirqs_off+0x41/0x1a0 [ 141.262998][ T8196] __kmalloc+0x6cd/0x790 [ 141.263010][ T8196] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 141.263019][ T8196] p9_fcall_init.isra.2+0x55/0x1c0 [ 141.263026][ T8196] p9_client_prepare_req.part.5+0x116/0x670 [ 141.263035][ T8196] p9_client_rpc+0x174/0xe50 [ 141.273478][ T8196] ? trace_hardirqs_on+0x28/0x1b0 [ 141.273484][ T8196] ? __kasan_check_read+0x11/0x20 [ 141.273495][ T8196] ? p9_client_prepare_req.part.5+0x670/0x670 [ 141.273503][ T8196] ? add_wait_queue+0x107/0x160 [ 141.273512][ T8196] ? p9_pollwait+0x182/0x210 [ 141.273522][ T8196] ? pipe_poll+0x7e/0x2a0 [ 141.273531][ T8196] ? p9_fd_poll+0x19b/0x2a0 [ 141.283289][ T8196] ? p9_conn_create+0x399/0x4e0 [ 141.283299][ T8196] ? p9_conn_create+0x4e0/0x4e0 [ 141.283313][ T8196] p9_client_create+0x7ec/0x10e0 [ 141.283326][ T8196] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 141.283333][ T8196] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.283339][ T8196] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.337582][ T8203] FAULT_INJECTION: forcing a failure. [ 141.337582][ T8203] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 141.339177][ T8196] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.405405][ T8196] ? __kmalloc_track_caller+0x60e/0x780 [ 141.410960][ T8196] ? __x64_sys_mount+0xb9/0x150 [ 141.415838][ T8196] ? do_syscall_64+0xd0/0x5e0 [ 141.420673][ T8196] ? lockdep_init_map+0x1b6/0x6c0 [ 141.425968][ T8196] v9fs_session_init+0x1ed/0x14c0 [ 141.430991][ T8196] ? v9fs_session_init+0x1ed/0x14c0 [ 141.436171][ T8196] ? find_held_lock+0x36/0x1d0 [ 141.440926][ T8196] ? v9fs_show_options+0x6c0/0x6c0 [ 141.446012][ T8196] ? v9fs_mount+0x55/0x7f0 [ 141.450408][ T8196] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.455969][ T8196] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.462005][ T8196] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.467806][ T8196] ? kmem_cache_alloc_trace+0x39e/0x780 [ 141.473333][ T8196] v9fs_mount+0x72/0x7f0 [ 141.477553][ T8196] ? v9fs_write_inode+0x50/0x50 [ 141.482378][ T8196] legacy_get_tree+0x103/0x1f0 [ 141.487119][ T8196] vfs_get_tree+0x8b/0x2d0 [ 141.491508][ T8196] ? capable+0x14/0x20 [ 141.495553][ T8196] do_mount+0x1281/0x1b60 [ 141.499947][ T8196] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.505642][ T8196] ? copy_mount_string+0x20/0x20 [ 141.510640][ T8196] ? kmem_cache_alloc_trace+0x39e/0x780 [ 141.516162][ T8196] ? __kasan_check_read+0x11/0x20 [ 141.521171][ T8196] ? copy_mount_options+0x77/0x2c0 [ 141.526258][ T8196] ksys_mount+0xba/0xe0 [ 141.530404][ T8196] __x64_sys_mount+0xb9/0x150 [ 141.535053][ T8196] do_syscall_64+0xd0/0x5e0 [ 141.539530][ T8196] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.546550][ T8196] RIP: 0033:0x458da9 [ 141.550462][ T8196] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 141.570199][ T8196] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.578592][ T8196] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 141.586540][ T8196] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 141.594493][ T8196] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 141.605401][ T8196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 141.613346][ T8196] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 141.621328][ T8203] CPU: 1 PID: 8203 Comm: syz-executor.1 Not tainted 5.4.0-rc6+ #0 [ 141.626049][ T8190] FAULT_INJECTION: forcing a failure. [ 141.626049][ T8190] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 141.629128][ T8203] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.629133][ T8203] Call Trace: [ 141.655613][ T8203] dump_stack+0x12d/0x187 [ 141.659922][ T8203] should_fail.cold.4+0x5/0x13 [ 141.664659][ T8203] ? do_mount+0x1281/0x1b60 [ 141.669136][ T8203] ? fault_create_debugfs_attr+0x150/0x150 [ 141.674917][ T8203] ? find_held_lock+0x36/0x1d0 [ 141.679675][ T8203] should_fail_alloc_page+0x50/0x60 [ 141.684844][ T8203] __alloc_pages_nodemask+0x17f/0x880 [ 141.690204][ T8203] ? cache_grow_end+0xa8/0x190 [ 141.694956][ T8203] ? __alloc_pages_slowpath+0x2570/0x2570 [ 141.700646][ T8203] ? do_raw_spin_lock+0x123/0x2d0 [ 141.705665][ T8203] cache_grow_begin+0x92/0xd60 [ 141.710403][ T8203] ? __kmalloc+0xc5/0x790 [ 141.714710][ T8203] ? trace_hardirqs_off+0x41/0x1a0 [ 141.719804][ T8203] __kmalloc+0x6cd/0x790 [ 141.724034][ T8203] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 141.729297][ T8203] p9_fcall_init.isra.2+0x55/0x1c0 [ 141.734382][ T8203] p9_client_prepare_req.part.5+0x116/0x670 [ 141.740248][ T8203] p9_client_rpc+0x174/0xe50 [ 141.744811][ T8203] ? trace_hardirqs_on+0x28/0x1b0 [ 141.749806][ T8203] ? __kasan_check_read+0x11/0x20 [ 141.754826][ T8203] ? p9_client_prepare_req.part.5+0x670/0x670 [ 141.760866][ T8203] ? add_wait_queue+0x107/0x160 [ 141.765704][ T8203] ? p9_pollwait+0x182/0x210 [ 141.770275][ T8203] ? pipe_poll+0x7e/0x2a0 [ 141.774579][ T8203] ? p9_fd_poll+0x19b/0x2a0 [ 141.779062][ T8203] ? p9_conn_create+0x399/0x4e0 [ 141.783886][ T8203] ? p9_conn_create+0x4e0/0x4e0 [ 141.788812][ T8203] p9_client_create+0x7ec/0x10e0 [ 141.793740][ T8203] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 141.799781][ T8203] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.805332][ T8203] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.811382][ T8203] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.817164][ T8203] ? __kmalloc_track_caller+0x60e/0x780 [ 141.822772][ T8203] ? __x64_sys_mount+0xb9/0x150 [ 141.827596][ T8203] ? do_syscall_64+0xd0/0x5e0 [ 141.832246][ T8203] ? lockdep_init_map+0x1b6/0x6c0 [ 141.837256][ T8203] v9fs_session_init+0x1ed/0x14c0 [ 141.842341][ T8203] ? v9fs_session_init+0x1ed/0x14c0 [ 141.847514][ T8203] ? find_held_lock+0x36/0x1d0 [ 141.852262][ T8203] ? v9fs_show_options+0x6c0/0x6c0 [ 141.857361][ T8203] ? v9fs_mount+0x55/0x7f0 [ 141.861764][ T8203] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.867379][ T8203] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 141.873423][ T8203] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 141.879213][ T8203] ? kmem_cache_alloc_trace+0x39e/0x780 [ 141.884949][ T8203] v9fs_mount+0x72/0x7f0 [ 141.889181][ T8203] ? v9fs_write_inode+0x50/0x50 [ 141.894005][ T8203] legacy_get_tree+0x103/0x1f0 [ 141.898743][ T8203] vfs_get_tree+0x8b/0x2d0 [ 141.903156][ T8203] ? capable+0x14/0x20 [ 141.907460][ T8203] do_mount+0x1281/0x1b60 [ 141.911780][ T8203] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 141.917309][ T8203] ? copy_mount_string+0x20/0x20 [ 141.922231][ T8203] ? kmem_cache_alloc_trace+0x39e/0x780 [ 141.927752][ T8203] ? __kasan_check_write+0x14/0x20 [ 141.932852][ T8203] ? _copy_from_user+0xd6/0x110 [ 141.937674][ T8203] ? __kasan_check_read+0x11/0x20 [ 141.942685][ T8203] ? copy_mount_options+0x77/0x2c0 [ 141.947769][ T8203] ksys_mount+0xba/0xe0 [ 141.951901][ T8203] __x64_sys_mount+0xb9/0x150 [ 141.956703][ T8203] do_syscall_64+0xd0/0x5e0 [ 141.961183][ T8203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 141.967052][ T8203] RIP: 0033:0x458da9 [ 141.970946][ T8203] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 141.990591][ T8203] RSP: 002b:00007efeb02f6c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 141.998974][ T8203] RAX: ffffffffffffffda RBX: 00007efeb02f6c90 RCX: 0000000000458da9 [ 142.006925][ T8203] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 142.014981][ T8203] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 142.023721][ T8203] R10: 0000000000000000 R11: 0000000000000246 R12: 00007efeb02f76d4 [ 142.031667][ T8203] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 142.039643][ T8190] CPU: 0 PID: 8190 Comm: syz-executor.5 Not tainted 5.4.0-rc6+ #0 [ 142.047453][ T8190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.057512][ T8190] Call Trace: [ 142.060809][ T8190] dump_stack+0x12d/0x187 [ 142.065141][ T8190] should_fail.cold.4+0x5/0x13 [ 142.069902][ T8190] ? do_mount+0x1281/0x1b60 [ 142.074423][ T8190] ? fault_create_debugfs_attr+0x150/0x150 [ 142.080255][ T8190] ? find_held_lock+0x36/0x1d0 [ 142.085009][ T8190] should_fail_alloc_page+0x50/0x60 [ 142.085015][ T8190] __alloc_pages_nodemask+0x17f/0x880 [ 142.085021][ T8190] ? cache_grow_end+0xa8/0x190 [ 142.085027][ T8190] ? __alloc_pages_slowpath+0x2570/0x2570 [ 142.085033][ T8190] ? do_raw_spin_lock+0x123/0x2d0 [ 142.085046][ T8190] cache_grow_begin+0x92/0xd60 [ 142.095589][ T8190] ? __kmalloc+0xc5/0x790 [ 142.095598][ T8190] ? trace_hardirqs_off+0x41/0x1a0 [ 142.095605][ T8190] __kmalloc+0x6cd/0x790 [ 142.095616][ T8190] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 142.095625][ T8190] p9_fcall_init.isra.2+0x55/0x1c0 [ 142.140236][ T8190] p9_client_prepare_req.part.5+0x116/0x670 [ 142.144487][ T8209] FAULT_INJECTION: forcing a failure. [ 142.144487][ T8209] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 142.146129][ T8190] p9_client_rpc+0x174/0xe50 [ 142.163964][ T8190] ? trace_hardirqs_on+0x28/0x1b0 [ 142.168977][ T8190] ? __kasan_check_read+0x11/0x20 [ 142.173991][ T8190] ? p9_client_prepare_req.part.5+0x670/0x670 [ 142.180032][ T8190] ? add_wait_queue+0x107/0x160 [ 142.184880][ T8190] ? p9_pollwait+0x182/0x210 [ 142.189457][ T8190] ? pipe_poll+0x7e/0x2a0 [ 142.193802][ T8190] ? p9_fd_poll+0x19b/0x2a0 [ 142.198292][ T8190] ? __kasan_check_write+0x14/0x20 [ 142.203378][ T8190] ? p9_conn_create+0x3e6/0x4e0 [ 142.208216][ T8190] ? p9_conn_create+0x4e0/0x4e0 [ 142.213053][ T8190] p9_client_create+0x7ec/0x10e0 [ 142.217985][ T8190] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 142.224036][ T8190] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.229557][ T8190] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 142.235597][ T8190] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 142.241392][ T8190] ? __kmalloc_track_caller+0x60e/0x780 [ 142.246915][ T8190] ? __x64_sys_mount+0xb9/0x150 [ 142.251741][ T8190] ? do_syscall_64+0xd0/0x5e0 [ 142.256413][ T8190] ? lockdep_init_map+0x1b6/0x6c0 [ 142.261418][ T8190] v9fs_session_init+0x1ed/0x14c0 [ 142.266424][ T8190] ? v9fs_session_init+0x1ed/0x14c0 [ 142.271597][ T8190] ? find_held_lock+0x36/0x1d0 [ 142.276346][ T8190] ? v9fs_show_options+0x6c0/0x6c0 [ 142.281436][ T8190] ? v9fs_mount+0x55/0x7f0 [ 142.285853][ T8190] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.291373][ T8190] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 142.297436][ T8190] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 142.303310][ T8190] ? kmem_cache_alloc_trace+0x39e/0x780 [ 142.308850][ T8190] v9fs_mount+0x72/0x7f0 [ 142.313081][ T8190] ? v9fs_write_inode+0x50/0x50 [ 142.317926][ T8190] legacy_get_tree+0x103/0x1f0 [ 142.322751][ T8190] vfs_get_tree+0x8b/0x2d0 [ 142.327156][ T8190] ? capable+0x14/0x20 [ 142.331203][ T8190] do_mount+0x1281/0x1b60 [ 142.335526][ T8190] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.341049][ T8190] ? copy_mount_string+0x20/0x20 [ 142.345989][ T8190] ? kmem_cache_alloc_trace+0x39e/0x780 [ 142.351523][ T8190] ? __kasan_check_write+0x14/0x20 [ 142.356614][ T8190] ? _copy_from_user+0xd6/0x110 [ 142.361454][ T8190] ? __kasan_check_read+0x11/0x20 [ 142.366455][ T8190] ? copy_mount_options+0x77/0x2c0 [ 142.371541][ T8190] ksys_mount+0xba/0xe0 [ 142.375674][ T8190] __x64_sys_mount+0xb9/0x150 [ 142.380337][ T8190] do_syscall_64+0xd0/0x5e0 [ 142.384830][ T8190] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.390712][ T8190] RIP: 0033:0x458da9 [ 142.394596][ T8190] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 142.414189][ T8190] RSP: 002b:00007fb748c06c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 142.422579][ T8190] RAX: ffffffffffffffda RBX: 00007fb748c06c90 RCX: 0000000000458da9 [ 142.430635][ T8190] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 142.438582][ T8190] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 142.446538][ T8190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb748c076d4 [ 142.454497][ T8190] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 [ 142.462563][ T8209] CPU: 1 PID: 8209 Comm: syz-executor.4 Not tainted 5.4.0-rc6+ #0 [ 142.470376][ T8209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.471820][ T8211] FAULT_INJECTION: forcing a failure. [ 142.471820][ T8211] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 142.481474][ T8209] Call Trace: [ 142.497939][ T8209] dump_stack+0x12d/0x187 [ 142.502245][ T8209] should_fail.cold.4+0x5/0x13 [ 142.506983][ T8209] ? do_mount+0x1281/0x1b60 [ 142.511466][ T8209] ? fault_create_debugfs_attr+0x150/0x150 [ 142.517248][ T8209] ? find_held_lock+0x36/0x1d0 [ 142.521987][ T8209] should_fail_alloc_page+0x50/0x60 [ 142.527159][ T8209] __alloc_pages_nodemask+0x17f/0x880 [ 142.532504][ T8209] ? cache_grow_end+0xa8/0x190 [ 142.537240][ T8209] ? __alloc_pages_slowpath+0x2570/0x2570 [ 142.542953][ T8209] ? do_raw_spin_lock+0x123/0x2d0 [ 142.547959][ T8209] cache_grow_begin+0x92/0xd60 [ 142.552706][ T8209] ? __kmalloc+0xc5/0x790 [ 142.557032][ T8209] ? trace_hardirqs_off+0x41/0x1a0 [ 142.562130][ T8209] __kmalloc+0x6cd/0x790 [ 142.566364][ T8209] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 142.571644][ T8209] p9_fcall_init.isra.2+0x55/0x1c0 [ 142.576734][ T8209] p9_client_prepare_req.part.5+0x116/0x670 [ 142.582690][ T8209] p9_client_rpc+0x174/0xe50 [ 142.587251][ T8209] ? trace_hardirqs_on+0x28/0x1b0 [ 142.592245][ T8209] ? __kasan_check_read+0x11/0x20 [ 142.597243][ T8209] ? p9_client_prepare_req.part.5+0x670/0x670 [ 142.603279][ T8209] ? add_wait_queue+0x107/0x160 [ 142.608105][ T8209] ? p9_pollwait+0x182/0x210 [ 142.612755][ T8209] ? pipe_poll+0x7e/0x2a0 [ 142.617059][ T8209] ? p9_fd_poll+0x19b/0x2a0 [ 142.621574][ T8209] ? p9_conn_create+0x399/0x4e0 [ 142.626416][ T8209] ? p9_conn_create+0x4e0/0x4e0 [ 142.631258][ T8209] p9_client_create+0x7ec/0x10e0 [ 142.636337][ T8209] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 142.642393][ T8209] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.647940][ T8209] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 142.654000][ T8209] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 142.659797][ T8209] ? __kmalloc_track_caller+0x60e/0x780 [ 142.665335][ T8209] ? __x64_sys_mount+0xb9/0x150 [ 142.670334][ T8209] ? do_syscall_64+0xd0/0x5e0 [ 142.674985][ T8209] ? lockdep_init_map+0x1b6/0x6c0 [ 142.680001][ T8209] v9fs_session_init+0x1ed/0x14c0 [ 142.684998][ T8209] ? v9fs_session_init+0x1ed/0x14c0 [ 142.690440][ T8209] ? find_held_lock+0x36/0x1d0 [ 142.695198][ T8209] ? v9fs_show_options+0x6c0/0x6c0 [ 142.700285][ T8209] ? v9fs_mount+0x55/0x7f0 [ 142.704675][ T8209] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.710199][ T8209] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 142.716252][ T8209] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 142.723635][ T8209] ? kmem_cache_alloc_trace+0x39e/0x780 [ 142.730038][ T8209] v9fs_mount+0x72/0x7f0 [ 142.734265][ T8209] ? v9fs_write_inode+0x50/0x50 [ 142.739099][ T8209] legacy_get_tree+0x103/0x1f0 [ 142.743841][ T8209] vfs_get_tree+0x8b/0x2d0 [ 142.748231][ T8209] ? capable+0x14/0x20 [ 142.752274][ T8209] do_mount+0x1281/0x1b60 [ 142.756597][ T8209] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 142.762118][ T8209] ? copy_mount_string+0x20/0x20 [ 142.767042][ T8209] ? kmem_cache_alloc_trace+0x39e/0x780 [ 142.772573][ T8209] ? __kasan_check_write+0x14/0x20 [ 142.777671][ T8209] ? _copy_from_user+0xd6/0x110 [ 142.782771][ T8209] ? __kasan_check_read+0x11/0x20 [ 142.787769][ T8209] ? copy_mount_options+0x77/0x2c0 [ 142.792856][ T8209] ksys_mount+0xba/0xe0 [ 142.796988][ T8209] __x64_sys_mount+0xb9/0x150 [ 142.801653][ T8209] do_syscall_64+0xd0/0x5e0 [ 142.806132][ T8209] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 142.812000][ T8209] RIP: 0033:0x458da9 [ 142.815890][ T8209] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 142.835949][ T8209] RSP: 002b:00007ff07967dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 142.844346][ T8209] RAX: ffffffffffffffda RBX: 00007ff07967dc90 RCX: 0000000000458da9 [ 142.852293][ T8209] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 142.860415][ T8209] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 142.868362][ T8209] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ff07967e6d4 [ 142.876307][ T8209] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005 2019/11/09 19:56:58 executed programs: 218 [ 142.884276][ T8211] CPU: 0 PID: 8211 Comm: syz-executor.2 Not tainted 5.4.0-rc6+ #0 [ 142.892170][ T8211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.902216][ T8211] Call Trace: [ 142.905511][ T8211] dump_stack+0x12d/0x187 [ 142.909837][ T8211] should_fail.cold.4+0x5/0x13 [ 142.914764][ T8211] ? do_mount+0x1281/0x1b60 [ 142.919256][ T8211] ? fault_create_debugfs_attr+0x150/0x150 [ 142.926259][ T8211] ? find_held_lock+0x36/0x1d0 [ 142.926271][ T8211] should_fail_alloc_page+0x50/0x60 [ 142.926278][ T8211] __alloc_pages_nodemask+0x17f/0x880 [ 142.941552][ T8211] ? cache_grow_end+0xa8/0x190 [ 142.946305][ T8211] ? __alloc_pages_slowpath+0x2570/0x2570 [ 142.952008][ T8211] ? do_raw_spin_lock+0x123/0x2d0 [ 142.957024][ T8211] cache_grow_begin+0x92/0xd60 [ 142.957029][ T8211] ? __kmalloc+0xc5/0x790 [ 142.957036][ T8211] ? trace_hardirqs_off+0x41/0x1a0 [ 142.957044][ T8211] __kmalloc+0x6cd/0x790 [ 142.957055][ T8211] ? p9_fcall_init.isra.2+0x55/0x1c0 [ 142.957063][ T8211] p9_fcall_init.isra.2+0x55/0x1c0 [ 142.957070][ T8211] p9_client_prepare_req.part.5+0x116/0x670 [ 142.957080][ T8211] p9_client_rpc+0x174/0xe50 [ 142.957085][ T8211] ? trace_hardirqs_on+0x28/0x1b0 [ 142.957089][ T8211] ? __kasan_check_read+0x11/0x20 [ 142.957098][ T8211] ? p9_client_prepare_req.part.5+0x670/0x670 [ 142.957103][ T8211] ? add_wait_queue+0x107/0x160 [ 142.957111][ T8211] ? p9_pollwait+0x182/0x210 [ 142.957120][ T8211] ? pipe_poll+0x7e/0x2a0 [ 143.027192][ T8211] ? p9_fd_poll+0x19b/0x2a0 [ 143.031703][ T8211] ? p9_conn_create+0x399/0x4e0 [ 143.036545][ T8211] ? p9_conn_create+0x4e0/0x4e0 [ 143.041375][ T8211] p9_client_create+0x7ec/0x10e0 [ 143.046290][ T8211] ? p9_client_zc_rpc.constprop.7+0xde0/0xde0 [ 143.052353][ T8211] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 143.057874][ T8211] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 143.063929][ T8211] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 143.069719][ T8211] ? __kmalloc_track_caller+0x60e/0x780 [ 143.075248][ T8211] ? __x64_sys_mount+0xb9/0x150 [ 143.080077][ T8211] ? do_syscall_64+0xd0/0x5e0 [ 143.084749][ T8211] ? lockdep_init_map+0x1b6/0x6c0 [ 143.089772][ T8211] v9fs_session_init+0x1ed/0x14c0 [ 143.094789][ T8211] ? v9fs_session_init+0x1ed/0x14c0 [ 143.099971][ T8211] ? find_held_lock+0x36/0x1d0 [ 143.104720][ T8211] ? v9fs_show_options+0x6c0/0x6c0 [ 143.109818][ T8211] ? v9fs_mount+0x55/0x7f0 [ 143.114230][ T8211] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 143.119767][ T8211] ? rcu_read_lock_any_held.part.10+0x50/0x50 [ 143.125820][ T8211] ? __kasan_kmalloc.constprop.9+0xc7/0xd0 [ 143.131617][ T8211] ? kmem_cache_alloc_trace+0x39e/0x780 [ 143.137151][ T8211] v9fs_mount+0x72/0x7f0 [ 143.141394][ T8211] ? v9fs_write_inode+0x50/0x50 [ 143.146225][ T8211] legacy_get_tree+0x103/0x1f0 [ 143.150973][ T8211] vfs_get_tree+0x8b/0x2d0 [ 143.155379][ T8211] ? capable+0x14/0x20 [ 143.159553][ T8211] do_mount+0x1281/0x1b60 [ 143.163859][ T8211] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 143.169511][ T8211] ? copy_mount_string+0x20/0x20 [ 143.174439][ T8211] ? kmem_cache_alloc_trace+0x39e/0x780 [ 143.180102][ T8211] ? __kasan_check_write+0x14/0x20 [ 143.185193][ T8211] ? _copy_from_user+0xd6/0x110 [ 143.190029][ T8211] ? __kasan_check_read+0x11/0x20 [ 143.195037][ T8211] ? copy_mount_options+0x77/0x2c0 [ 143.200125][ T8211] ksys_mount+0xba/0xe0 [ 143.204255][ T8211] __x64_sys_mount+0xb9/0x150 [ 143.208917][ T8211] do_syscall_64+0xd0/0x5e0 [ 143.213439][ T8211] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 143.219439][ T8211] RIP: 0033:0x458da9 [ 143.223326][ T8211] Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 143.242997][ T8211] RSP: 002b:00007f063278fc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 143.251410][ T8211] RAX: ffffffffffffffda RBX: 00007f063278fc90 RCX: 0000000000458da9 [ 143.259378][ T8211] RDX: 0000000020000100 RSI: 00000000200000c0 RDI: 0000000000000000 [ 143.267352][ T8211] RBP: 000000000073bf00 R08: 00000000200013c0 R09: 0000000000000000 [ 143.275323][ T8211] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f06327906d4 [ 143.283274][ T8211] R13: 00000000004c4da7 R14: 00000000004d8a20 R15: 0000000000000005