[ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 31.535104] audit: type=1400 audit(1589585808.866:9): avc: denied { execmem } for pid=6122 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 31.777479] IPVS: ftp: loaded support on port[0] = 21 [ 32.806564] can: request_module (can-proto-0) failed. [ 32.815889] can: request_module (can-proto-0) failed. [ 32.842364] audit: type=1400 audit(1589585810.176:10): avc: denied { create } for pid=6101 comm="syz-fuzzer" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dccp_socket permissive=1 Warning: Permanently added '10.128.10.21' (ECDSA) to the list of known hosts. 2020/05/15 23:36:57 parsed 1 programs 2020/05/15 23:36:57 executed programs: 0 [ 40.335944] audit: type=1400 audit(1589585817.680:11): avc: denied { execmem } for pid=6238 comm="syz-executor.2" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 40.392260] IPVS: ftp: loaded support on port[0] = 21 [ 40.972315] IPVS: ftp: loaded support on port[0] = 21 [ 41.038329] chnl_net:caif_netlink_parms(): no params data found [ 41.086591] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.095063] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.102734] device bridge_slave_0 entered promiscuous mode [ 41.109638] IPVS: ftp: loaded support on port[0] = 21 [ 41.110371] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.123494] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.130412] device bridge_slave_1 entered promiscuous mode [ 41.156491] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.198397] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.208858] chnl_net:caif_netlink_parms(): no params data found [ 41.239023] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.247237] team0: Port device team_slave_0 added [ 41.256087] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.263784] team0: Port device team_slave_1 added [ 41.270709] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.289370] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.322417] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.330152] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.337815] device bridge_slave_0 entered promiscuous mode [ 41.345979] IPVS: ftp: loaded support on port[0] = 21 [ 41.384526] device hsr_slave_0 entered promiscuous mode [ 41.432025] device hsr_slave_1 entered promiscuous mode [ 41.472372] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.478744] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.486765] device bridge_slave_1 entered promiscuous mode [ 41.507454] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.515628] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.532867] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 41.579224] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 41.610002] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 41.617846] team0: Port device team_slave_0 added [ 41.628470] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 41.636103] team0: Port device team_slave_1 added [ 41.641864] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.649020] bridge0: port 2(bridge_slave_1) entered forwarding state [ 41.656618] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.663926] bridge0: port 1(bridge_slave_0) entered forwarding state [ 41.673245] chnl_net:caif_netlink_parms(): no params data found [ 41.684476] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 41.707885] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 41.708017] IPVS: ftp: loaded support on port[0] = 21 [ 41.764388] device hsr_slave_0 entered promiscuous mode [ 41.822048] device hsr_slave_1 entered promiscuous mode [ 41.900971] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 41.919208] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 41.926324] 8021q: adding VLAN 0 to HW filter on device bond0 [ 41.953805] bridge0: port 1(bridge_slave_0) entered blocking state [ 41.960160] bridge0: port 1(bridge_slave_0) entered disabled state [ 41.967916] device bridge_slave_0 entered promiscuous mode [ 41.974866] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 41.981601] bridge0: port 2(bridge_slave_1) entered blocking state [ 41.987979] bridge0: port 2(bridge_slave_1) entered disabled state [ 41.995938] device bridge_slave_1 entered promiscuous mode [ 42.005570] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 42.043782] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 42.050043] 8021q: adding VLAN 0 to HW filter on device team0 [ 42.056866] chnl_net:caif_netlink_parms(): no params data found [ 42.078534] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 42.089249] IPVS: ftp: loaded support on port[0] = 21 [ 42.091825] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.112931] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.120641] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 42.132688] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 42.141812] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 42.149519] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 42.157417] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.163810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 42.174650] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.204231] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.211039] bridge0: port 1(bridge_slave_0) entered blocking state [ 42.217532] bridge0: port 1(bridge_slave_0) entered disabled state [ 42.224572] device bridge_slave_0 entered promiscuous mode [ 42.231335] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.238962] bridge0: port 2(bridge_slave_1) entered disabled state [ 42.246723] device bridge_slave_1 entered promiscuous mode [ 42.254030] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.276663] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 42.289888] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.298160] team0: Port device team_slave_0 added [ 42.305529] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.313233] team0: Port device team_slave_1 added [ 42.318536] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.327269] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 42.335437] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 42.343834] bridge0: port 2(bridge_slave_1) entered blocking state [ 42.350193] bridge0: port 2(bridge_slave_1) entered forwarding state [ 42.359837] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 42.376369] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 42.384923] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.404653] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 42.417432] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 42.428983] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 42.473746] device hsr_slave_0 entered promiscuous mode [ 42.501782] device hsr_slave_1 entered promiscuous mode [ 42.542229] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 42.549640] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 42.561224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 42.572942] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 42.599797] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 42.627538] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 42.639273] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 42.648275] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 42.665021] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 42.674619] team0: Port device team_slave_0 added [ 42.689158] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 42.716266] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 42.723674] team0: Port device team_slave_1 added [ 42.729540] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 42.737804] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 42.747664] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 42.755486] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 42.765028] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 42.793622] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 42.801111] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 42.814077] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 42.853930] device hsr_slave_0 entered promiscuous mode [ 42.912169] device hsr_slave_1 entered promiscuous mode [ 42.955354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 42.963134] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 42.970517] chnl_net:caif_netlink_parms(): no params data found [ 42.984025] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 42.991009] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.000760] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 43.010174] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 43.050989] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.098017] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 43.108413] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.116392] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.124746] device bridge_slave_0 entered promiscuous mode [ 43.132855] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.139221] bridge0: port 2(bridge_slave_1) entered disabled state [ 43.147147] device bridge_slave_1 entered promiscuous mode [ 43.167038] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.175093] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.188884] chnl_net:caif_netlink_parms(): no params data found [ 43.206384] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 43.219772] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.230145] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 43.240659] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 43.255149] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.262742] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.271861] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 43.277950] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.298578] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 43.306217] team0: Port device team_slave_0 added [ 43.318822] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.339911] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 43.348445] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 43.355900] team0: Port device team_slave_1 added [ 43.367380] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 43.382797] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.389130] x86/PAT: syz-executor.1:7087 freeing invalid memtype [mem 0x00000000-0x00001fff] [ 43.401315] FAULT_INJECTION: forcing a failure. [ 43.401315] name failslab, interval 1, probability 0, space 0, times 1 [ 43.404246] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.413600] CPU: 1 PID: 7087 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 43.425740] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.429500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.435902] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.445155] Call Trace: [ 43.445173] dump_stack+0xf7/0x13b [ 43.445183] should_fail.cold.3+0x105/0x14b [ 43.445193] should_failslab+0xba/0xf0 [ 43.459663] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 43.462214] kmem_cache_alloc+0x2cf/0x790 [ 43.462225] ptlock_alloc+0x1d/0x70 [ 43.462232] pte_alloc_one+0x46/0xd0 [ 43.462237] __pte_alloc+0x1d/0x280 [ 43.462242] copy_page_range+0xfed/0x1970 [ 43.462261] ? __pmd_alloc+0x3a0/0x3a0 [ 43.462267] ? __vma_link_rb+0x1fc/0x340 [ 43.462275] copy_process.part.37+0x5d70/0x66c0 [ 43.462299] ? __cleanup_sighand+0x30/0x30 [ 43.462308] ? __lock_is_held+0xb5/0x140 [ 43.476280] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 43.477274] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 43.482100] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.484613] _do_fork+0x155/0xbb0 [ 43.488978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.492346] ? __sb_end_write+0xa4/0xd0 [ 43.492353] ? fork_idle+0x280/0x280 [ 43.492359] ? SyS_write+0x1c5/0x250 [ 43.492364] ? SyS_read+0x250/0x250 [ 43.492372] ? do_syscall_64+0x4c/0x5b0 [ 43.492377] ? sys_vfork+0x20/0x20 [ 43.492381] SyS_clone+0x14/0x20 [ 43.492385] do_syscall_64+0x1c7/0x5b0 [ 43.492390] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.492399] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 43.492404] RIP: 0033:0x459879 [ 43.492407] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 43.492413] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 43.492416] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 43.492418] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 43.492421] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 43.492424] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 43.645839] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.653591] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.660815] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.667932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.677494] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 43.694748] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 43.704443] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 43.712654] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 43.723769] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 43.726824] FAULT_INJECTION: forcing a failure. [ 43.726824] name failslab, interval 1, probability 0, space 0, times 0 [ 43.746768] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.747956] CPU: 1 PID: 7092 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 43.755851] bridge0: port 1(bridge_slave_0) entered disabled state [ 43.760899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.760902] Call Trace: [ 43.760912] dump_stack+0xf7/0x13b [ 43.760921] should_fail.cold.3+0x105/0x14b [ 43.760931] should_failslab+0xba/0xf0 [ 43.760938] kmem_cache_alloc+0x2cf/0x790 [ 43.760948] ptlock_alloc+0x1d/0x70 [ 43.760955] pte_alloc_one+0x46/0xd0 [ 43.760960] __pte_alloc+0x1d/0x280 [ 43.760965] copy_page_range+0xfed/0x1970 [ 43.760985] ? __pmd_alloc+0x3a0/0x3a0 [ 43.760998] ? __vma_link_rb+0x1fc/0x340 [ 43.761006] copy_process.part.37+0x5d70/0x66c0 [ 43.761025] ? __cleanup_sighand+0x30/0x30 [ 43.761034] ? __lock_is_held+0xb5/0x140 [ 43.761043] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 43.761050] _do_fork+0x155/0xbb0 [ 43.761055] ? __sb_end_write+0xa4/0xd0 [ 43.761062] ? fork_idle+0x280/0x280 [ 43.761068] ? SyS_write+0x1c5/0x250 [ 43.761073] ? SyS_read+0x250/0x250 [ 43.761082] ? do_syscall_64+0x4c/0x5b0 [ 43.761086] ? sys_vfork+0x20/0x20 [ 43.761090] SyS_clone+0x14/0x20 [ 43.761093] do_syscall_64+0x1c7/0x5b0 [ 43.761097] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 43.761104] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 43.761110] RIP: 0033:0x459879 [ 43.761113] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 43.761120] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 43.761123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 43.761126] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 43.761129] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 43.761131] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 43.929617] device bridge_slave_0 entered promiscuous mode [ 43.936699] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.944319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.954958] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.963117] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.973677] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.983092] FAULT_INJECTION: forcing a failure. [ 43.983092] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 43.995957] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 44.003036] CPU: 0 PID: 7101 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 44.007332] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 44.010941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.010944] Call Trace: [ 44.010956] dump_stack+0xf7/0x13b [ 44.010969] should_fail.cold.3+0x105/0x14b [ 44.010976] ? __might_sleep+0x93/0xb0 [ 44.010984] __alloc_pages_nodemask+0x1d5/0x770 [ 44.010990] ? __alloc_pages_slowpath+0x2650/0x2650 [ 44.010998] ? lock_downgrade+0x7f0/0x7f0 [ 44.011005] ? copy_huge_pmd+0x11d/0x830 [ 44.011015] alloc_pages_current+0xd6/0x1b0 [ 44.011024] pte_alloc_one+0x14/0xd0 [ 44.011029] __pte_alloc+0x1d/0x280 [ 44.011036] copy_page_range+0xfed/0x1970 [ 44.011058] ? __pmd_alloc+0x3a0/0x3a0 [ 44.011066] ? __vma_link_rb+0x1fc/0x340 [ 44.011078] copy_process.part.37+0x5d70/0x66c0 [ 44.011098] ? __cleanup_sighand+0x30/0x30 [ 44.017492] 8021q: adding VLAN 0 to HW filter on device team0 [ 44.026584] ? __lock_is_held+0xb5/0x140 [ 44.026594] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 44.026601] _do_fork+0x155/0xbb0 [ 44.026606] ? __sb_end_write+0xa4/0xd0 [ 44.026612] ? fork_idle+0x280/0x280 [ 44.026620] ? SyS_write+0x1c5/0x250 [ 44.026626] ? SyS_read+0x250/0x250 [ 44.026633] ? do_syscall_64+0x4c/0x5b0 [ 44.026638] ? sys_vfork+0x20/0x20 [ 44.026642] SyS_clone+0x14/0x20 [ 44.026648] do_syscall_64+0x1c7/0x5b0 [ 44.039677] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.040944] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.040955] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.040961] RIP: 0033:0x459879 [ 44.040964] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 44.047735] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.050630] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 44.050634] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.050637] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.050640] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 44.050643] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 44.256108] device hsr_slave_0 entered promiscuous mode [ 44.257994] FAULT_INJECTION: forcing a failure. [ 44.257994] name failslab, interval 1, probability 0, space 0, times 0 [ 44.275858] CPU: 0 PID: 7111 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 44.283685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.293335] Call Trace: [ 44.295911] dump_stack+0xf7/0x13b [ 44.299427] should_fail.cold.3+0x105/0x14b [ 44.303725] should_failslab+0xba/0xf0 [ 44.307618] kmem_cache_alloc+0x2cf/0x790 [ 44.311925] ? __lock_acquire+0x6a4/0x4500 [ 44.316145] ptlock_alloc+0x1d/0x70 [ 44.319756] pte_alloc_one+0x46/0xd0 [ 44.323445] copy_huge_pmd+0x69/0x830 [ 44.327220] copy_page_range+0x623/0x1970 [ 44.331352] ? __pmd_alloc+0x3a0/0x3a0 [ 44.335212] ? __vma_link_rb+0x1fc/0x340 [ 44.339244] copy_process.part.37+0x5d70/0x66c0 [ 44.344254] ? __cleanup_sighand+0x30/0x30 [ 44.348472] ? __lock_is_held+0xb5/0x140 [ 44.352518] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 44.357336] _do_fork+0x155/0xbb0 [ 44.361475] ? __sb_end_write+0xa4/0xd0 [ 44.365442] ? fork_idle+0x280/0x280 [ 44.369135] ? SyS_write+0x1c5/0x250 [ 44.372824] ? SyS_read+0x250/0x250 [ 44.376425] ? do_syscall_64+0x4c/0x5b0 [ 44.380388] ? sys_vfork+0x20/0x20 [ 44.383922] SyS_clone+0x14/0x20 [ 44.387281] do_syscall_64+0x1c7/0x5b0 [ 44.391146] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.395968] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.401142] RIP: 0033:0x459879 [ 44.404307] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 44.411989] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 44.419267] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.426617] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.433877] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 44.441133] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 44.461261] device hsr_slave_1 entered promiscuous mode [ 44.486175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 44.497982] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 44.505719] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.512942] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.520051] FAULT_INJECTION: forcing a failure. [ 44.520051] name failslab, interval 1, probability 0, space 0, times 0 [ 44.523136] device bridge_slave_1 entered promiscuous mode [ 44.535206] CPU: 1 PID: 7117 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 44.545591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.555036] Call Trace: [ 44.557627] dump_stack+0xf7/0x13b [ 44.561175] should_fail.cold.3+0x105/0x14b [ 44.563169] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 44.565847] should_failslab+0xba/0xf0 [ 44.565856] kmem_cache_alloc+0x2cf/0x790 [ 44.565863] ? __lock_acquire+0x6a4/0x4500 [ 44.565872] ptlock_alloc+0x1d/0x70 [ 44.575223] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 44.577446] pte_alloc_one+0x46/0xd0 [ 44.577455] copy_huge_pmd+0x69/0x830 [ 44.600992] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 44.604432] copy_page_range+0x623/0x1970 [ 44.604453] ? __pmd_alloc+0x3a0/0x3a0 [ 44.612101] team0: Port device team_slave_0 added [ 44.615233] ? __vma_link_rb+0x1fc/0x340 [ 44.615243] copy_process.part.37+0x5d70/0x66c0 [ 44.615262] ? __cleanup_sighand+0x30/0x30 [ 44.620010] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 44.624009] ? __lock_is_held+0xb5/0x140 [ 44.624019] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 44.624028] _do_fork+0x155/0xbb0 [ 44.624034] ? __sb_end_write+0xa4/0xd0 [ 44.624040] ? fork_idle+0x280/0x280 [ 44.624046] ? SyS_write+0x1c5/0x250 [ 44.624052] ? SyS_read+0x250/0x250 [ 44.624060] ? do_syscall_64+0x4c/0x5b0 [ 44.624065] ? sys_vfork+0x20/0x20 [ 44.624069] SyS_clone+0x14/0x20 [ 44.624073] do_syscall_64+0x1c7/0x5b0 [ 44.624077] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.624085] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.624090] RIP: 0033:0x459879 [ 44.624093] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 44.624099] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 44.624102] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.624105] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.624107] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 44.624110] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 44.750306] team0: Port device team_slave_1 added [ 44.755800] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 44.763764] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 44.771474] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.777825] bridge0: port 1(bridge_slave_0) entered forwarding state [ 44.787302] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 44.795552] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 44.812047] FAULT_INJECTION: forcing a failure. [ 44.812047] name failslab, interval 1, probability 0, space 0, times 0 [ 44.812050] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.812071] bridge0: port 2(bridge_slave_1) entered forwarding state [ 44.827089] CPU: 0 PID: 7137 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 44.830051] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 44.836084] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.836087] Call Trace: [ 44.836097] dump_stack+0xf7/0x13b [ 44.836107] should_fail.cold.3+0x105/0x14b [ 44.836117] should_failslab+0xba/0xf0 [ 44.836124] kmem_cache_alloc+0x2cf/0x790 [ 44.836132] ? __vma_link_rb+0x1fc/0x340 [ 44.836140] copy_process.part.37+0x5a6c/0x66c0 [ 44.836161] ? __cleanup_sighand+0x30/0x30 [ 44.836168] ? __lock_is_held+0xb5/0x140 [ 44.836178] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 44.836186] _do_fork+0x155/0xbb0 [ 44.836193] ? __sb_end_write+0xa4/0xd0 [ 44.836199] ? fork_idle+0x280/0x280 [ 44.836206] ? SyS_write+0x1c5/0x250 [ 44.836211] ? SyS_read+0x250/0x250 [ 44.836219] ? do_syscall_64+0x4c/0x5b0 [ 44.836225] ? sys_vfork+0x20/0x20 [ 44.836229] SyS_clone+0x14/0x20 [ 44.836234] do_syscall_64+0x1c7/0x5b0 [ 44.836238] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 44.836247] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 44.836253] RIP: 0033:0x459879 [ 44.836256] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 44.836263] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 44.836266] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 44.836268] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 44.836271] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 44.836274] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 44.998565] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.008226] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.016040] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.023893] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.032410] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.039279] FAULT_INJECTION: forcing a failure. [ 45.039279] name failslab, interval 1, probability 0, space 0, times 0 [ 45.051326] CPU: 1 PID: 7141 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 45.059128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.061626] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.068508] Call Trace: [ 45.078534] dump_stack+0xf7/0x13b [ 45.082221] should_fail.cold.3+0x105/0x14b [ 45.086087] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 45.086541] should_failslab+0xba/0xf0 [ 45.097257] kmem_cache_alloc+0x2cf/0x790 [ 45.101406] ? __lock_acquire+0x6a4/0x4500 [ 45.105638] ptlock_alloc+0x1d/0x70 [ 45.109299] pte_alloc_one+0x46/0xd0 [ 45.109852] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.113016] copy_huge_pmd+0x69/0x830 [ 45.113026] copy_page_range+0x623/0x1970 [ 45.113042] ? __pmd_alloc+0x3a0/0x3a0 [ 45.113055] ? __vma_link_rb+0x1fc/0x340 [ 45.113063] copy_process.part.37+0x5d70/0x66c0 [ 45.113082] ? __cleanup_sighand+0x30/0x30 [ 45.113091] ? __lock_is_held+0xb5/0x140 [ 45.113101] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 45.113108] _do_fork+0x155/0xbb0 [ 45.113114] ? __sb_end_write+0xa4/0xd0 [ 45.113121] ? fork_idle+0x280/0x280 [ 45.126065] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.127777] ? SyS_write+0x1c5/0x250 [ 45.152204] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.153743] ? SyS_read+0x250/0x250 [ 45.159340] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.161171] ? do_syscall_64+0x4c/0x5b0 [ 45.161178] ? sys_vfork+0x20/0x20 [ 45.161182] SyS_clone+0x14/0x20 [ 45.161186] do_syscall_64+0x1c7/0x5b0 [ 45.161190] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.161200] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 45.161205] RIP: 0033:0x459879 [ 45.161208] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 45.161214] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 45.161216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 45.161219] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 45.161221] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 45.161224] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 45.277601] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.284441] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.292791] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.300120] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.310110] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.318247] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.326744] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.334829] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 45.343159] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 45.352873] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.359942] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 45.368998] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 45.380331] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.387365] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.395142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.402438] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 45.409936] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 45.419033] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.439457] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 45.447402] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.453620] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.459682] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.467242] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.474779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 45.482617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 45.493514] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.499522] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.552909] device hsr_slave_0 entered promiscuous mode [ 45.590702] device hsr_slave_1 entered promiscuous mode [ 45.632109] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 45.638317] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 45.651218] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 45.658625] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 45.666072] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 45.677908] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 45.686640] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 45.695077] bridge0: port 1(bridge_slave_0) entered blocking state [ 45.701485] bridge0: port 1(bridge_slave_0) entered forwarding state [ 45.708541] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 45.717770] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.725752] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 45.738313] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.749105] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 45.761736] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 45.769540] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 45.778600] bridge0: port 2(bridge_slave_1) entered blocking state [ 45.785199] bridge0: port 2(bridge_slave_1) entered forwarding state [ 45.796281] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.807909] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 45.816285] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.834421] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.848687] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.869637] 8021q: adding VLAN 0 to HW filter on device bond0 [ 45.878170] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 45.886640] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.897221] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 45.912470] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 45.921327] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 45.927394] 8021q: adding VLAN 0 to HW filter on device team0 [ 45.934226] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 45.943715] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 45.951781] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 45.958606] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 45.966602] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 45.978877] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 45.986743] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 46.007143] 8021q: adding VLAN 0 to HW filter on device bond0 [ 46.019532] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.034408] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.044738] FAULT_INJECTION: forcing a failure. [ 46.044738] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.065164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.069622] FAULT_INJECTION: forcing a failure. [ 46.069622] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 46.081540] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.085097] CPU: 1 PID: 7170 Comm: syz-executor.2 Not tainted 4.14.180-syzkaller #0 [ 46.099677] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.109034] Call Trace: [ 46.111630] dump_stack+0xf7/0x13b [ 46.113724] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.115190] should_fail.cold.3+0x105/0x14b [ 46.121549] bridge0: port 1(bridge_slave_0) entered forwarding state [ 46.125817] ? __might_sleep+0x93/0xb0 [ 46.136172] __alloc_pages_nodemask+0x1d5/0x770 [ 46.140835] ? save_stack+0xa9/0xd0 [ 46.144053] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.144559] ? __alloc_pages_slowpath+0x2650/0x2650 [ 46.156283] ? kasan_slab_alloc+0x12/0x20 [ 46.156578] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 46.160724] ? __lock_acquire+0x6a4/0x4500 [ 46.160733] alloc_pages_current+0xd6/0x1b0 [ 46.160741] pte_alloc_one+0x14/0xd0 [ 46.160747] copy_huge_pmd+0x69/0x830 [ 46.160755] copy_page_range+0x623/0x1970 [ 46.160773] ? __pmd_alloc+0x3a0/0x3a0 [ 46.160780] ? __vma_link_rb+0x1fc/0x340 [ 46.160787] copy_process.part.37+0x5d70/0x66c0 [ 46.160806] ? __cleanup_sighand+0x30/0x30 [ 46.160812] ? __lock_is_held+0xb5/0x140 [ 46.160821] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 46.160828] _do_fork+0x155/0xbb0 [ 46.160834] ? __sb_end_write+0xa4/0xd0 [ 46.160840] ? fork_idle+0x280/0x280 [ 46.160847] ? SyS_write+0x1c5/0x250 [ 46.160854] ? SyS_read+0x250/0x250 [ 46.160862] ? do_syscall_64+0x4c/0x5b0 [ 46.160867] ? sys_vfork+0x20/0x20 [ 46.160870] SyS_clone+0x14/0x20 [ 46.160875] do_syscall_64+0x1c7/0x5b0 [ 46.160880] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.160888] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.160894] RIP: 0033:0x459879 [ 46.160897] RSP: 002b:00007fc75ea11c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 46.160902] RAX: ffffffffffffffda RBX: 00007fc75ea11c90 RCX: 0000000000459879 [ 46.160905] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 46.160907] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 46.160909] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc75ea126d4 [ 46.160912] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 46.171104] CPU: 1 PID: 7173 Comm: syz-executor.5 Not tainted 4.14.180-syzkaller #0 [ 46.313569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.322915] Call Trace: [ 46.325490] dump_stack+0xf7/0x13b [ 46.329020] should_fail.cold.3+0x105/0x14b [ 46.333320] ? __might_sleep+0x93/0xb0 [ 46.337182] __alloc_pages_nodemask+0x1d5/0x770 [ 46.341837] ? save_stack+0xa9/0xd0 [ 46.345447] ? __alloc_pages_slowpath+0x2650/0x2650 [ 46.350439] ? kasan_slab_alloc+0x12/0x20 [ 46.354585] ? __lock_acquire+0x6a4/0x4500 [ 46.358831] alloc_pages_current+0xd6/0x1b0 [ 46.363144] pte_alloc_one+0x14/0xd0 [ 46.366846] copy_huge_pmd+0x69/0x830 [ 46.370782] copy_page_range+0x623/0x1970 [ 46.374945] ? __pmd_alloc+0x3a0/0x3a0 [ 46.378828] ? __vma_link_rb+0x1fc/0x340 [ 46.382878] copy_process.part.37+0x5d70/0x66c0 [ 46.387554] ? __cleanup_sighand+0x30/0x30 [ 46.391767] ? __lock_is_held+0xb5/0x140 [ 46.395829] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 46.400673] _do_fork+0x155/0xbb0 [ 46.404226] ? __sb_end_write+0xa4/0xd0 [ 46.408224] ? fork_idle+0x280/0x280 [ 46.411940] ? SyS_write+0x1c5/0x250 [ 46.415633] ? SyS_read+0x250/0x250 [ 46.419257] ? do_syscall_64+0x4c/0x5b0 [ 46.423215] ? sys_vfork+0x20/0x20 [ 46.426748] SyS_clone+0x14/0x20 [ 46.430101] do_syscall_64+0x1c7/0x5b0 [ 46.434766] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.439654] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.444836] RIP: 0033:0x459879 [ 46.448001] RSP: 002b:00007f76ad73bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 46.455702] RAX: ffffffffffffffda RBX: 00007f76ad73bc90 RCX: 0000000000459879 [ 46.462961] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 46.470216] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 46.477481] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76ad73c6d4 [ 46.484736] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 2020/05/15 23:37:03 executed programs: 13 [ 46.496081] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 46.508121] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 46.539167] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.539915] FAULT_INJECTION: forcing a failure. [ 46.539915] name failslab, interval 1, probability 0, space 0, times 0 [ 46.553508] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.558638] CPU: 1 PID: 7177 Comm: syz-executor.2 Not tainted 4.14.180-syzkaller #0 [ 46.572405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.581755] Call Trace: [ 46.584340] dump_stack+0xf7/0x13b [ 46.587883] should_fail.cold.3+0x105/0x14b [ 46.592210] should_failslab+0xba/0xf0 [ 46.592724] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.596098] kmem_cache_alloc+0x2cf/0x790 [ 46.596107] ? __lock_acquire+0x6a4/0x4500 [ 46.596118] ptlock_alloc+0x1d/0x70 [ 46.615241] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.615504] pte_alloc_one+0x46/0xd0 [ 46.626729] copy_huge_pmd+0x69/0x830 [ 46.630585] copy_page_range+0x623/0x1970 [ 46.630931] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.634744] ? __pmd_alloc+0x3a0/0x3a0 [ 46.634752] ? __vma_link_rb+0x1fc/0x340 [ 46.641207] bridge0: port 2(bridge_slave_1) entered forwarding state [ 46.645021] copy_process.part.37+0x5d70/0x66c0 [ 46.651671] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.655658] ? __cleanup_sighand+0x30/0x30 [ 46.666624] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 46.666978] ? __lock_is_held+0xb5/0x140 [ 46.674209] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 46.677934] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 46.677945] _do_fork+0x155/0xbb0 [ 46.689085] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.693682] ? __sb_end_write+0xa4/0xd0 [ 46.693691] ? fork_idle+0x280/0x280 [ 46.693696] ? SyS_write+0x1c5/0x250 [ 46.693701] ? SyS_read+0x250/0x250 [ 46.693709] ? do_syscall_64+0x4c/0x5b0 [ 46.693714] ? sys_vfork+0x20/0x20 [ 46.693718] SyS_clone+0x14/0x20 [ 46.693722] do_syscall_64+0x1c7/0x5b0 [ 46.693731] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 46.693744] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 46.693749] RIP: 0033:0x459879 [ 46.693751] RSP: 002b:00007fc75ea11c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 46.693758] RAX: ffffffffffffffda RBX: 00007fc75ea11c90 RCX: 0000000000459879 [ 46.693761] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 46.693763] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 46.693767] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc75ea126d4 [ 46.712598] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.715398] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 46.805540] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.817347] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.825788] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 46.834019] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 46.843080] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.851239] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.858807] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.867516] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.875897] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 46.885328] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 46.895301] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 46.903866] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 46.913404] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 46.919511] 8021q: adding VLAN 0 to HW filter on device team0 [ 46.925977] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 46.933982] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 46.941779] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 46.949378] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 46.956875] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 46.963958] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 46.972331] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.978324] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 46.986747] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 46.992856] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.008103] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 47.017041] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.025045] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.032783] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.039105] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.046852] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 47.056381] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.066252] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 47.073775] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.088984] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.096905] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.105372] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.111789] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.121441] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 47.131418] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 47.138922] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 47.147356] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 47.157071] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.165244] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 47.179807] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.187231] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.195764] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.203919] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.221588] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.239349] IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready [ 47.246931] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.259441] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.267615] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 47.278388] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.296400] FAULT_INJECTION: forcing a failure. [ 47.296400] name failslab, interval 1, probability 0, space 0, times 0 [ 47.311063] IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready [ 47.319060] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 47.333855] IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready [ 47.337445] CPU: 1 PID: 7194 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 [ 47.341948] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.347662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.347666] Call Trace: [ 47.347677] dump_stack+0xf7/0x13b [ 47.347686] should_fail.cold.3+0x105/0x14b [ 47.347696] should_failslab+0xba/0xf0 [ 47.362605] IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready [ 47.363465] kmem_cache_alloc+0x2cf/0x790 [ 47.363477] ptlock_alloc+0x1d/0x70 [ 47.371446] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.373897] pte_alloc_one+0x46/0xd0 [ 47.373905] __pte_alloc+0x1d/0x280 [ 47.405170] copy_page_range+0xfed/0x1970 [ 47.409349] ? __pmd_alloc+0x3a0/0x3a0 [ 47.413215] ? __vma_link_rb+0x1fc/0x340 [ 47.417252] copy_process.part.37+0x5d70/0x66c0 [ 47.421978] ? __cleanup_sighand+0x30/0x30 [ 47.426378] ? __lock_is_held+0xb5/0x140 [ 47.430562] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 47.435396] _do_fork+0x155/0xbb0 [ 47.438850] ? __sb_end_write+0xa4/0xd0 [ 47.442861] ? fork_idle+0x280/0x280 [ 47.446563] ? SyS_write+0x1c5/0x250 [ 47.450258] ? SyS_read+0x250/0x250 [ 47.453864] ? do_syscall_64+0x4c/0x5b0 [ 47.457813] ? sys_vfork+0x20/0x20 [ 47.461355] SyS_clone+0x14/0x20 [ 47.464703] do_syscall_64+0x1c7/0x5b0 [ 47.468577] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.473410] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.478612] RIP: 0033:0x459879 [ 47.481789] RSP: 002b:00007f4ffab2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 47.489490] RAX: ffffffffffffffda RBX: 00007f4ffab2fc90 RCX: 0000000000459879 [ 47.496742] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.503987] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 47.511247] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ffab306d4 [ 47.518498] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 47.527041] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 47.535236] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.580124] FAULT_INJECTION: forcing a failure. [ 47.580124] name failslab, interval 1, probability 0, space 0, times 0 [ 47.591962] CPU: 0 PID: 7205 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 [ 47.600016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.609361] Call Trace: [ 47.612021] dump_stack+0xf7/0x13b [ 47.615542] should_fail.cold.3+0x105/0x14b [ 47.619846] should_failslab+0xba/0xf0 [ 47.623717] kmem_cache_alloc+0x2cf/0x790 [ 47.627854] ptlock_alloc+0x1d/0x70 [ 47.631467] pte_alloc_one+0x46/0xd0 [ 47.635154] __pte_alloc+0x1d/0x280 [ 47.638761] copy_page_range+0xfed/0x1970 [ 47.642910] ? __pmd_alloc+0x3a0/0x3a0 [ 47.646877] ? __vma_link_rb+0x1fc/0x340 [ 47.650941] copy_process.part.37+0x5d70/0x66c0 [ 47.655622] ? __cleanup_sighand+0x30/0x30 [ 47.660292] ? __lock_is_held+0xb5/0x140 [ 47.664331] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 47.669153] _do_fork+0x155/0xbb0 [ 47.672590] ? __sb_end_write+0xa4/0xd0 [ 47.676810] ? fork_idle+0x280/0x280 [ 47.680509] ? SyS_write+0x1c5/0x250 [ 47.684227] ? SyS_read+0x250/0x250 [ 47.687840] ? do_syscall_64+0x4c/0x5b0 [ 47.691794] ? sys_vfork+0x20/0x20 [ 47.695307] SyS_clone+0x14/0x20 [ 47.698674] do_syscall_64+0x1c7/0x5b0 [ 47.702561] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.707489] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 47.712656] RIP: 0033:0x459879 [ 47.715834] RSP: 002b:00007f4ffab2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 47.723615] RAX: ffffffffffffffda RBX: 00007f4ffab2fc90 RCX: 0000000000459879 [ 47.730867] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 47.738114] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 47.745358] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ffab306d4 [ 47.752614] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 48.041793] FAULT_INJECTION: forcing a failure. [ 48.041793] name failslab, interval 1, probability 0, space 0, times 0 [ 48.062087] CPU: 1 PID: 7212 Comm: syz-executor.4 Not tainted 4.14.180-syzkaller #0 [ 48.070109] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.079462] Call Trace: [ 48.082041] dump_stack+0xf7/0x13b [ 48.085564] should_fail.cold.3+0x105/0x14b [ 48.089868] should_failslab+0xba/0xf0 [ 48.093739] kmem_cache_alloc+0x2cf/0x790 [ 48.097873] ? __lock_acquire+0x6a4/0x4500 [ 48.102116] ptlock_alloc+0x1d/0x70 [ 48.105736] pte_alloc_one+0x46/0xd0 [ 48.109438] copy_huge_pmd+0x69/0x830 [ 48.113218] copy_page_range+0x623/0x1970 [ 48.117347] ? __pmd_alloc+0x3a0/0x3a0 [ 48.121240] ? __vma_link_rb+0x1fc/0x340 [ 48.125295] copy_process.part.37+0x5d70/0x66c0 [ 48.129979] ? __cleanup_sighand+0x30/0x30 [ 48.134999] ? __lock_is_held+0xb5/0x140 [ 48.139057] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 48.143877] _do_fork+0x155/0xbb0 [ 48.147314] ? __sb_end_write+0xa4/0xd0 [ 48.151265] ? fork_idle+0x280/0x280 [ 48.154953] ? SyS_write+0x1c5/0x250 [ 48.158659] ? SyS_read+0x250/0x250 [ 48.162356] ? do_syscall_64+0x4c/0x5b0 [ 48.166410] ? sys_vfork+0x20/0x20 [ 48.169928] SyS_clone+0x14/0x20 [ 48.173286] do_syscall_64+0x1c7/0x5b0 [ 48.177147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.181989] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.187185] RIP: 0033:0x459879 [ 48.190496] RSP: 002b:00007f9c58890c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 48.198506] RAX: ffffffffffffffda RBX: 00007f9c58890c90 RCX: 0000000000459879 [ 48.206129] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.213380] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.220634] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9c588916d4 [ 48.227927] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 48.255179] FAULT_INJECTION: forcing a failure. [ 48.255179] name failslab, interval 1, probability 0, space 0, times 0 [ 48.266784] CPU: 0 PID: 7216 Comm: syz-executor.5 Not tainted 4.14.180-syzkaller #0 [ 48.267554] FAULT_INJECTION: forcing a failure. [ 48.267554] name failslab, interval 1, probability 0, space 0, times 0 [ 48.274670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.274673] Call Trace: [ 48.274683] dump_stack+0xf7/0x13b [ 48.274694] should_fail.cold.3+0x105/0x14b [ 48.274703] should_failslab+0xba/0xf0 [ 48.274710] kmem_cache_alloc+0x2cf/0x790 [ 48.274716] ? __lock_acquire+0x6a4/0x4500 [ 48.274724] ptlock_alloc+0x1d/0x70 [ 48.274730] pte_alloc_one+0x46/0xd0 [ 48.274736] copy_huge_pmd+0x69/0x830 [ 48.274745] copy_page_range+0x623/0x1970 [ 48.274766] ? __pmd_alloc+0x3a0/0x3a0 [ 48.274772] ? __vma_link_rb+0x1fc/0x340 [ 48.274780] copy_process.part.37+0x5d70/0x66c0 [ 48.274801] ? __cleanup_sighand+0x30/0x30 [ 48.274807] ? __lock_is_held+0xb5/0x140 [ 48.274816] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 48.274825] _do_fork+0x155/0xbb0 [ 48.274830] ? __sb_end_write+0xa4/0xd0 [ 48.274837] ? fork_idle+0x280/0x280 [ 48.274843] ? SyS_write+0x1c5/0x250 [ 48.274849] ? SyS_read+0x250/0x250 [ 48.274857] ? do_syscall_64+0x4c/0x5b0 [ 48.274866] ? sys_vfork+0x20/0x20 [ 48.385163] SyS_clone+0x14/0x20 [ 48.388519] do_syscall_64+0x1c7/0x5b0 [ 48.392382] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.397215] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.402383] RIP: 0033:0x459879 [ 48.405551] RSP: 002b:00007f76ad73bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 48.413257] RAX: ffffffffffffffda RBX: 00007f76ad73bc90 RCX: 0000000000459879 [ 48.421466] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.428733] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.435981] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76ad73c6d4 [ 48.443242] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 48.450553] CPU: 1 PID: 7218 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 48.458368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.467809] Call Trace: [ 48.470412] dump_stack+0xf7/0x13b [ 48.473970] should_fail.cold.3+0x105/0x14b [ 48.478300] should_failslab+0xba/0xf0 [ 48.482191] kmem_cache_alloc+0x2cf/0x790 [ 48.486339] ? __lock_acquire+0x6a4/0x4500 [ 48.490579] ptlock_alloc+0x1d/0x70 [ 48.494738] pte_alloc_one+0x46/0xd0 [ 48.495416] FAULT_INJECTION: forcing a failure. [ 48.495416] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 48.499313] copy_huge_pmd+0x69/0x830 [ 48.514864] copy_page_range+0x623/0x1970 [ 48.519016] ? __pmd_alloc+0x3a0/0x3a0 [ 48.523410] ? __vma_link_rb+0x1fc/0x340 [ 48.527451] copy_process.part.37+0x5d70/0x66c0 [ 48.532112] ? __cleanup_sighand+0x30/0x30 [ 48.536339] ? __lock_is_held+0xb5/0x140 [ 48.540497] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 48.545610] _do_fork+0x155/0xbb0 [ 48.549075] ? __sb_end_write+0xa4/0xd0 [ 48.553039] ? fork_idle+0x280/0x280 [ 48.556731] ? SyS_write+0x1c5/0x250 [ 48.560435] ? SyS_read+0x250/0x250 [ 48.564055] ? do_syscall_64+0x4c/0x5b0 [ 48.568003] ? sys_vfork+0x20/0x20 [ 48.571517] SyS_clone+0x14/0x20 [ 48.576706] do_syscall_64+0x1c7/0x5b0 [ 48.580573] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.585402] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.591271] RIP: 0033:0x459879 [ 48.594487] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 48.602978] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 48.610239] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.617508] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.624764] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 48.632058] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 48.640123] CPU: 0 PID: 7221 Comm: syz-executor.4 Not tainted 4.14.180-syzkaller #0 [ 48.648191] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.657635] Call Trace: [ 48.660223] dump_stack+0xf7/0x13b [ 48.663778] should_fail.cold.3+0x105/0x14b [ 48.668103] ? __might_sleep+0x93/0xb0 [ 48.671990] __alloc_pages_nodemask+0x1d5/0x770 [ 48.676676] ? save_stack+0xa9/0xd0 [ 48.680301] ? __alloc_pages_slowpath+0x2650/0x2650 [ 48.685299] ? kasan_slab_alloc+0x12/0x20 [ 48.689456] ? __lock_acquire+0x6a4/0x4500 [ 48.693681] alloc_pages_current+0xd6/0x1b0 [ 48.698007] pte_alloc_one+0x14/0xd0 [ 48.701766] copy_huge_pmd+0x69/0x830 [ 48.705571] copy_page_range+0x623/0x1970 [ 48.709710] ? __pmd_alloc+0x3a0/0x3a0 [ 48.713593] ? __vma_link_rb+0x1fc/0x340 [ 48.718528] copy_process.part.37+0x5d70/0x66c0 [ 48.723194] ? __cleanup_sighand+0x30/0x30 [ 48.727412] ? __lock_is_held+0xb5/0x140 [ 48.731473] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 48.736324] _do_fork+0x155/0xbb0 [ 48.740716] ? __sb_end_write+0xa4/0xd0 [ 48.744844] ? fork_idle+0x280/0x280 [ 48.748620] ? SyS_write+0x1c5/0x250 [ 48.752315] ? SyS_read+0x250/0x250 [ 48.755946] ? do_syscall_64+0x4c/0x5b0 [ 48.760029] ? sys_vfork+0x20/0x20 [ 48.763589] SyS_clone+0x14/0x20 [ 48.767739] do_syscall_64+0x1c7/0x5b0 [ 48.771672] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.776502] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 48.781701] RIP: 0033:0x459879 [ 48.784891] RSP: 002b:00007f9c58890c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 48.792606] RAX: ffffffffffffffda RBX: 00007f9c58890c90 RCX: 0000000000459879 [ 48.799856] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 48.807310] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 48.814560] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9c588916d4 [ 48.821808] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 49.491163] FAULT_INJECTION: forcing a failure. [ 49.491163] name failslab, interval 1, probability 0, space 0, times 0 [ 49.503249] CPU: 1 PID: 7231 Comm: syz-executor.0 Not tainted 4.14.180-syzkaller #0 [ 49.511064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.521550] Call Trace: [ 49.524352] dump_stack+0xf7/0x13b [ 49.527889] should_fail.cold.3+0x105/0x14b [ 49.532293] should_failslab+0xba/0xf0 [ 49.537153] kmem_cache_alloc+0x2cf/0x790 [ 49.541307] ? __lock_acquire+0x6a4/0x4500 [ 49.545521] ptlock_alloc+0x1d/0x70 [ 49.549135] pte_alloc_one+0x46/0xd0 [ 49.552854] copy_huge_pmd+0x69/0x830 [ 49.556647] copy_page_range+0x623/0x1970 [ 49.560786] ? __pmd_alloc+0x3a0/0x3a0 [ 49.564860] ? __vma_link_rb+0x1fc/0x340 [ 49.568935] copy_process.part.37+0x5d70/0x66c0 [ 49.573626] ? __cleanup_sighand+0x30/0x30 [ 49.577841] ? __lock_is_held+0xb5/0x140 [ 49.582009] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 49.586840] _do_fork+0x155/0xbb0 [ 49.590289] ? __sb_end_write+0xa4/0xd0 [ 49.594262] ? fork_idle+0x280/0x280 [ 49.597980] ? SyS_write+0x1c5/0x250 [ 49.601774] ? SyS_read+0x250/0x250 [ 49.605386] ? do_syscall_64+0x4c/0x5b0 [ 49.609343] ? sys_vfork+0x20/0x20 [ 49.612872] SyS_clone+0x14/0x20 [ 49.618409] do_syscall_64+0x1c7/0x5b0 [ 49.625921] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.630774] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 49.635951] RIP: 0033:0x459879 [ 49.639129] RSP: 002b:00007f02db7a1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 49.651300] RAX: ffffffffffffffda RBX: 00007f02db7a1c90 RCX: 0000000000459879 [ 49.658586] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 49.665872] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.673123] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f02db7a26d4 [ 49.680377] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 49.711614] FAULT_INJECTION: forcing a failure. [ 49.711614] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.724140] FAULT_INJECTION: forcing a failure. [ 49.724140] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.724147] CPU: 0 PID: 7243 Comm: syz-executor.5 Not tainted 4.14.180-syzkaller #0 [ 49.724150] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.724153] Call Trace: [ 49.724163] dump_stack+0xf7/0x13b [ 49.724173] should_fail.cold.3+0x105/0x14b [ 49.724179] ? __might_sleep+0x93/0xb0 [ 49.724188] __alloc_pages_nodemask+0x1d5/0x770 [ 49.724194] ? save_stack+0xa9/0xd0 [ 49.724201] ? __alloc_pages_slowpath+0x2650/0x2650 [ 49.724205] ? kasan_slab_alloc+0x12/0x20 [ 49.724215] ? __lock_acquire+0x6a4/0x4500 [ 49.724224] alloc_pages_current+0xd6/0x1b0 [ 49.724233] pte_alloc_one+0x14/0xd0 [ 49.724239] copy_huge_pmd+0x69/0x830 [ 49.724248] copy_page_range+0x623/0x1970 [ 49.724268] ? __pmd_alloc+0x3a0/0x3a0 [ 49.724275] ? __vma_link_rb+0x1fc/0x340 [ 49.724283] copy_process.part.37+0x5d70/0x66c0 [ 49.724304] ? __cleanup_sighand+0x30/0x30 [ 49.724311] ? __lock_is_held+0xb5/0x140 [ 49.724321] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 49.724329] _do_fork+0x155/0xbb0 [ 49.724335] ? __sb_end_write+0xa4/0xd0 [ 49.724342] ? fork_idle+0x280/0x280 [ 49.724349] ? SyS_write+0x1c5/0x250 [ 49.724355] ? SyS_read+0x250/0x250 [ 49.724363] ? do_syscall_64+0x4c/0x5b0 [ 49.724369] ? sys_vfork+0x20/0x20 [ 49.751041] FAULT_INJECTION: forcing a failure. [ 49.751041] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 49.753302] SyS_clone+0x14/0x20 [ 49.753311] do_syscall_64+0x1c7/0x5b0 [ 49.753316] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 49.753328] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 49.753333] RIP: 0033:0x459879 [ 49.753336] RSP: 002b:00007f76ad73bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 49.753342] RAX: ffffffffffffffda RBX: 00007f76ad73bc90 RCX: 0000000000459879 [ 49.753347] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 49.789669] FAULT_INJECTION: forcing a failure. [ 49.789669] name failslab, interval 1, probability 0, space 0, times 0 [ 49.793674] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 49.793678] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76ad73c6d4 [ 49.793680] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 49.836247] FAULT_INJECTION: forcing a failure. [ 49.836247] name failslab, interval 1, probability 0, space 0, times 0 [ 49.843986] CPU: 1 PID: 7240 Comm: syz-executor.4 Not tainted 4.14.180-syzkaller #0 [ 49.965206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.974634] Call Trace: [ 49.977205] dump_stack+0xf7/0x13b [ 49.981258] should_fail.cold.3+0x105/0x14b [ 49.985561] ? __might_sleep+0x93/0xb0 [ 49.989452] __alloc_pages_nodemask+0x1d5/0x770 [ 49.994109] ? save_stack+0xa9/0xd0 [ 49.997731] ? __alloc_pages_slowpath+0x2650/0x2650 [ 50.002721] ? kasan_slab_alloc+0x12/0x20 [ 50.007293] ? __lock_acquire+0x6a4/0x4500 [ 50.011515] alloc_pages_current+0xd6/0x1b0 [ 50.015815] pte_alloc_one+0x14/0xd0 [ 50.019514] copy_huge_pmd+0x69/0x830 [ 50.023379] copy_page_range+0x623/0x1970 [ 50.027513] ? __pmd_alloc+0x3a0/0x3a0 [ 50.031379] ? __vma_link_rb+0x1fc/0x340 [ 50.035419] copy_process.part.37+0x5d70/0x66c0 [ 50.040100] ? __cleanup_sighand+0x30/0x30 [ 50.044327] ? __lock_is_held+0xb5/0x140 [ 50.048367] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 50.053201] _do_fork+0x155/0xbb0 [ 50.056638] ? __sb_end_write+0xa4/0xd0 [ 50.060592] ? fork_idle+0x280/0x280 [ 50.064290] ? SyS_write+0x1c5/0x250 [ 50.068071] ? SyS_read+0x250/0x250 [ 50.071691] ? do_syscall_64+0x4c/0x5b0 [ 50.075640] ? sys_vfork+0x20/0x20 [ 50.079157] SyS_clone+0x14/0x20 [ 50.082947] do_syscall_64+0x1c7/0x5b0 [ 50.086809] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.091631] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.096811] RIP: 0033:0x459879 [ 50.099976] RSP: 002b:00007f9c58890c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 50.107672] RAX: ffffffffffffffda RBX: 00007f9c58890c90 RCX: 0000000000459879 [ 50.114920] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 50.122170] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.129430] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9c588916d4 [ 50.136870] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 50.144126] CPU: 0 PID: 7245 Comm: syz-executor.2 Not tainted 4.14.180-syzkaller #0 [ 50.151953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.161302] Call Trace: [ 50.163884] dump_stack+0xf7/0x13b [ 50.167432] should_fail.cold.3+0x105/0x14b [ 50.171748] should_failslab+0xba/0xf0 [ 50.175622] kmem_cache_alloc+0x2cf/0x790 [ 50.179758] ? anon_vma_clone+0x28e/0x3f0 [ 50.183885] ? anon_vma_fork+0xd0/0x4c0 [ 50.187837] anon_vma_fork+0x1ab/0x4c0 [ 50.191715] copy_process.part.37+0x5bf8/0x66c0 [ 50.196395] ? __cleanup_sighand+0x30/0x30 [ 50.200763] ? __lock_is_held+0xb5/0x140 [ 50.205419] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 50.210251] _do_fork+0x155/0xbb0 [ 50.213698] ? __sb_end_write+0xa4/0xd0 [ 50.217666] ? fork_idle+0x280/0x280 [ 50.221372] ? SyS_write+0x1c5/0x250 [ 50.225066] ? SyS_read+0x250/0x250 [ 50.228689] ? do_syscall_64+0x4c/0x5b0 [ 50.232640] ? sys_vfork+0x20/0x20 [ 50.236167] SyS_clone+0x14/0x20 [ 50.239535] do_syscall_64+0x1c7/0x5b0 [ 50.243415] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.248256] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.250035] FAULT_INJECTION: forcing a failure. [ 50.250035] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.253434] RIP: 0033:0x459879 [ 50.253437] RSP: 002b:00007fc75e9f0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 50.253443] RAX: ffffffffffffffda RBX: 00007fc75e9f0c90 RCX: 0000000000459879 [ 50.253446] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 50.253449] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 50.253452] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc75e9f16d4 [ 50.253455] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 50.258163] CPU: 0 PID: 7246 Comm: syz-executor.0 Not tainted 4.14.180-syzkaller #0 [ 50.320186] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.329527] Call Trace: [ 50.332094] dump_stack+0xf7/0x13b [ 50.335620] should_fail.cold.3+0x105/0x14b [ 50.339925] should_failslab+0xba/0xf0 [ 50.343809] kmem_cache_alloc+0x2cf/0x790 [ 50.347935] ? __vma_link_rb+0x1fc/0x340 [ 50.351987] copy_process.part.37+0x5a6c/0x66c0 [ 50.356816] ? __cleanup_sighand+0x30/0x30 [ 50.361031] ? __schedule+0x788/0x1d20 [ 50.364894] ? __lock_is_held+0xb5/0x140 [ 50.368934] _do_fork+0x155/0xbb0 [ 50.372366] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.377105] ? fork_idle+0x280/0x280 [ 50.380801] ? retint_kernel+0x2d/0x2d [ 50.384665] ? sys_vfork+0x20/0x20 [ 50.388183] ? sys_vfork+0x20/0x20 [ 50.391702] SyS_clone+0x14/0x20 [ 50.395057] do_syscall_64+0x1c7/0x5b0 [ 50.398925] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.403744] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.408908] RIP: 0033:0x459879 [ 50.412075] RSP: 002b:00007f02db7a1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 50.419760] RAX: ffffffffffffffda RBX: 00007f02db7a1c90 RCX: 0000000000459879 [ 50.427015] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 50.434261] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.441531] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f02db7a26d4 [ 50.448789] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 50.456059] CPU: 1 PID: 7250 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 [ 50.463853] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.473205] Call Trace: [ 50.475774] dump_stack+0xf7/0x13b [ 50.479292] should_fail.cold.3+0x105/0x14b [ 50.483589] ? __might_sleep+0x93/0xb0 [ 50.487454] __alloc_pages_nodemask+0x1d5/0x770 [ 50.492108] ? save_stack+0xa9/0xd0 [ 50.495712] ? __alloc_pages_slowpath+0x2650/0x2650 [ 50.500797] ? kasan_slab_alloc+0x12/0x20 [ 50.504923] ? __lock_acquire+0x6a4/0x4500 [ 50.509137] alloc_pages_current+0xd6/0x1b0 [ 50.513453] pte_alloc_one+0x14/0xd0 [ 50.517142] copy_huge_pmd+0x69/0x830 [ 50.520919] copy_page_range+0x623/0x1970 [ 50.525063] ? __pmd_alloc+0x3a0/0x3a0 [ 50.528945] ? __vma_link_rb+0x1fc/0x340 [ 50.532996] copy_process.part.37+0x5d70/0x66c0 [ 50.537650] ? __cleanup_sighand+0x30/0x30 [ 50.541871] ? __lock_is_held+0xb5/0x140 [ 50.545911] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 50.550744] _do_fork+0x155/0xbb0 [ 50.554183] ? __sb_end_write+0xa4/0xd0 [ 50.558147] ? fork_idle+0x280/0x280 [ 50.561838] ? SyS_write+0x1c5/0x250 [ 50.565525] ? SyS_read+0x250/0x250 [ 50.569130] ? do_syscall_64+0x4c/0x5b0 [ 50.573183] ? sys_vfork+0x20/0x20 [ 50.576705] SyS_clone+0x14/0x20 [ 50.580106] do_syscall_64+0x1c7/0x5b0 [ 50.583968] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.588792] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.593983] RIP: 0033:0x459879 [ 50.597182] RSP: 002b:00007f4ffaaedc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 50.604873] RAX: ffffffffffffffda RBX: 00007f4ffaaedc90 RCX: 0000000000459879 [ 50.612132] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 50.619390] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 50.626637] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ffaaee6d4 [ 50.633882] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000003 [ 50.641391] CPU: 0 PID: 7241 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 50.649201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.658556] Call Trace: [ 50.661145] dump_stack+0xf7/0x13b [ 50.662744] FAULT_INJECTION: forcing a failure. [ 50.662744] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 50.664701] should_fail.cold.3+0x105/0x14b [ 50.664708] ? __might_sleep+0x93/0xb0 [ 50.664717] __alloc_pages_nodemask+0x1d5/0x770 [ 50.664725] ? __alloc_pages_slowpath+0x2650/0x2650 [ 50.664736] ? lock_downgrade+0x7f0/0x7f0 [ 50.698449] ? copy_huge_pmd+0x11d/0x830 [ 50.702514] alloc_pages_current+0xd6/0x1b0 [ 50.706816] pte_alloc_one+0x14/0xd0 [ 50.710517] __pte_alloc+0x1d/0x280 [ 50.714138] copy_page_range+0xfed/0x1970 [ 50.718274] ? __pmd_alloc+0x3a0/0x3a0 [ 50.722142] ? __vma_link_rb+0x1fc/0x340 [ 50.726184] copy_process.part.37+0x5d70/0x66c0 [ 50.730843] ? __cleanup_sighand+0x30/0x30 [ 50.735073] ? __lock_is_held+0xb5/0x140 [ 50.739117] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 50.744039] _do_fork+0x155/0xbb0 [ 50.747480] ? __sb_end_write+0xa4/0xd0 [ 50.751441] ? fork_idle+0x280/0x280 [ 50.755133] ? SyS_write+0x1c5/0x250 [ 50.758921] ? SyS_read+0x250/0x250 [ 50.762536] ? do_syscall_64+0x4c/0x5b0 [ 50.766508] ? sys_vfork+0x20/0x20 [ 50.770036] SyS_clone+0x14/0x20 [ 50.773389] do_syscall_64+0x1c7/0x5b0 [ 50.777258] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.782185] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.787363] RIP: 0033:0x459879 [ 50.790538] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 50.798492] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 50.806114] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 50.813364] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 50.820786] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 50.828034] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 50.835313] CPU: 1 PID: 7253 Comm: syz-executor.5 Not tainted 4.14.180-syzkaller #0 [ 50.843111] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.852462] Call Trace: [ 50.855051] dump_stack+0xf7/0x13b [ 50.858605] should_fail.cold.3+0x105/0x14b [ 50.862972] ? __might_sleep+0x93/0xb0 [ 50.866856] __alloc_pages_nodemask+0x1d5/0x770 [ 50.871533] ? __alloc_pages_slowpath+0x2650/0x2650 [ 50.876564] ? lock_downgrade+0x7f0/0x7f0 [ 50.880721] ? copy_huge_pmd+0x11d/0x830 [ 50.884783] alloc_pages_current+0xd6/0x1b0 [ 50.889097] pte_alloc_one+0x14/0xd0 [ 50.892809] __pte_alloc+0x1d/0x280 [ 50.896439] copy_page_range+0xfed/0x1970 [ 50.900601] ? __pmd_alloc+0x3a0/0x3a0 [ 50.904488] ? __vma_link_rb+0x1fc/0x340 [ 50.908551] copy_process.part.37+0x5d70/0x66c0 [ 50.913235] ? __cleanup_sighand+0x30/0x30 [ 50.917472] ? __lock_is_held+0xb5/0x140 [ 50.921661] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 50.926513] _do_fork+0x155/0xbb0 [ 50.929969] ? __sb_end_write+0xa4/0xd0 [ 50.933945] ? fork_idle+0x280/0x280 [ 50.934418] FAULT_INJECTION: forcing a failure. [ 50.934418] name failslab, interval 1, probability 0, space 0, times 0 [ 50.937645] ? SyS_write+0x1c5/0x250 [ 50.952520] ? SyS_read+0x250/0x250 [ 50.956150] ? do_syscall_64+0x4c/0x5b0 [ 50.960118] ? sys_vfork+0x20/0x20 [ 50.963635] SyS_clone+0x14/0x20 [ 50.966978] do_syscall_64+0x1c7/0x5b0 [ 50.970841] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 50.975664] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 50.980841] RIP: 0033:0x459879 [ 50.984008] RSP: 002b:00007f76ad73bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 50.991695] RAX: ffffffffffffffda RBX: 00007f76ad73bc90 RCX: 0000000000459879 [ 50.998942] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.006210] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.013474] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76ad73c6d4 [ 51.020734] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 51.029306] CPU: 0 PID: 7254 Comm: syz-executor.2 Not tainted 4.14.180-syzkaller #0 [ 51.037110] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.048588] Call Trace: [ 51.049917] FAULT_INJECTION: forcing a failure. [ 51.049917] name failslab, interval 1, probability 0, space 0, times 0 [ 51.051173] dump_stack+0xf7/0x13b [ 51.051183] should_fail.cold.3+0x105/0x14b [ 51.051194] should_failslab+0xba/0xf0 [ 51.051205] kmem_cache_alloc+0x2cf/0x790 [ 51.078181] ? __lock_acquire+0x6a4/0x4500 [ 51.082408] ptlock_alloc+0x1d/0x70 [ 51.086026] pte_alloc_one+0x46/0xd0 [ 51.089727] copy_huge_pmd+0x69/0x830 [ 51.093525] copy_page_range+0x623/0x1970 [ 51.097666] ? __pmd_alloc+0x3a0/0x3a0 [ 51.101546] ? __vma_link_rb+0x1fc/0x340 [ 51.105587] copy_process.part.37+0x5d70/0x66c0 [ 51.110256] ? __cleanup_sighand+0x30/0x30 [ 51.114482] ? __lock_is_held+0xb5/0x140 [ 51.118528] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 51.123356] _do_fork+0x155/0xbb0 [ 51.126788] ? __sb_end_write+0xa4/0xd0 [ 51.130746] ? fork_idle+0x280/0x280 [ 51.134442] ? SyS_write+0x1c5/0x250 [ 51.138149] ? SyS_read+0x250/0x250 [ 51.141756] ? do_syscall_64+0x4c/0x5b0 [ 51.145725] ? sys_vfork+0x20/0x20 [ 51.149256] SyS_clone+0x14/0x20 [ 51.152606] do_syscall_64+0x1c7/0x5b0 [ 51.156468] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.161305] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.166471] RIP: 0033:0x459879 [ 51.169775] RSP: 002b:00007fc75ea11c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 51.177459] RAX: ffffffffffffffda RBX: 00007fc75ea11c90 RCX: 0000000000459879 [ 51.184712] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.192135] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.199386] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc75ea126d4 [ 51.206649] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 51.213924] CPU: 1 PID: 7261 Comm: syz-executor.0 Not tainted 4.14.180-syzkaller #0 [ 51.221716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.231063] Call Trace: [ 51.233647] dump_stack+0xf7/0x13b [ 51.237184] should_fail.cold.3+0x105/0x14b [ 51.241506] should_failslab+0xba/0xf0 [ 51.245388] kmem_cache_alloc+0x2cf/0x790 [ 51.249534] ? __lock_acquire+0x6a4/0x4500 [ 51.253782] ptlock_alloc+0x1d/0x70 [ 51.257406] pte_alloc_one+0x46/0xd0 [ 51.261117] copy_huge_pmd+0x69/0x830 [ 51.264918] copy_page_range+0x623/0x1970 [ 51.269075] ? __pmd_alloc+0x3a0/0x3a0 [ 51.272978] ? __vma_link_rb+0x1fc/0x340 [ 51.277066] copy_process.part.37+0x5d70/0x66c0 [ 51.281743] ? __cleanup_sighand+0x30/0x30 [ 51.285977] ? __lock_is_held+0xb5/0x140 [ 51.290238] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 51.295084] _do_fork+0x155/0xbb0 [ 51.298539] ? __sb_end_write+0xa4/0xd0 [ 51.302523] ? fork_idle+0x280/0x280 [ 51.306236] ? SyS_write+0x1c5/0x250 [ 51.309961] ? SyS_read+0x250/0x250 [ 51.313595] ? do_syscall_64+0x4c/0x5b0 [ 51.317578] ? sys_vfork+0x20/0x20 [ 51.321552] SyS_clone+0x14/0x20 [ 51.322104] FAULT_INJECTION: forcing a failure. [ 51.322104] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 51.324908] do_syscall_64+0x1c7/0x5b0 [ 51.324913] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.324923] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.324930] RIP: 0033:0x459879 [ 51.353985] RSP: 002b:00007f02db7a1c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 51.367170] RAX: ffffffffffffffda RBX: 00007f02db7a1c90 RCX: 0000000000459879 [ 51.374423] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.381678] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.394053] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f02db7a26d4 [ 51.401336] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 51.408703] CPU: 0 PID: 7267 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 [ 51.416505] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.425858] Call Trace: [ 51.428532] dump_stack+0xf7/0x13b [ 51.432077] should_fail.cold.3+0x105/0x14b [ 51.436484] ? __might_sleep+0x93/0xb0 [ 51.440460] __alloc_pages_nodemask+0x1d5/0x770 [ 51.445131] ? __alloc_pages_slowpath+0x2650/0x2650 [ 51.448070] FAULT_INJECTION: forcing a failure. [ 51.448070] name failslab, interval 1, probability 0, space 0, times 0 [ 51.450678] ? lock_downgrade+0x7f0/0x7f0 [ 51.450686] ? copy_huge_pmd+0x11d/0x830 [ 51.450696] alloc_pages_current+0xd6/0x1b0 [ 51.450704] pte_alloc_one+0x14/0xd0 [ 51.450710] __pte_alloc+0x1d/0x280 [ 51.450717] copy_page_range+0xfed/0x1970 [ 51.486035] ? __pmd_alloc+0x3a0/0x3a0 [ 51.489915] ? __vma_link_rb+0x1fc/0x340 [ 51.493963] copy_process.part.37+0x5d70/0x66c0 [ 51.498623] ? __cleanup_sighand+0x30/0x30 [ 51.502835] ? __lock_is_held+0xb5/0x140 [ 51.506893] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 51.511715] _do_fork+0x155/0xbb0 [ 51.515159] ? __sb_end_write+0xa4/0xd0 [ 51.519947] ? fork_idle+0x280/0x280 [ 51.523656] ? SyS_write+0x1c5/0x250 [ 51.527369] ? SyS_read+0x250/0x250 [ 51.530974] ? do_syscall_64+0x4c/0x5b0 [ 51.534925] ? sys_vfork+0x20/0x20 [ 51.538447] SyS_clone+0x14/0x20 [ 51.541799] do_syscall_64+0x1c7/0x5b0 [ 51.545681] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.550517] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.555683] RIP: 0033:0x459879 [ 51.558866] RSP: 002b:00007f4ffab2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 51.566568] RAX: ffffffffffffffda RBX: 00007f4ffab2fc90 RCX: 0000000000459879 [ 51.573823] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.581075] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.588424] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ffab306d4 [ 51.595691] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 51.602954] CPU: 1 PID: 7270 Comm: syz-executor.1 Not tainted 4.14.180-syzkaller #0 [ 51.610751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.620224] Call Trace: [ 51.622810] dump_stack+0xf7/0x13b [ 51.626354] should_fail.cold.3+0x105/0x14b [ 51.630681] should_failslab+0xba/0xf0 [ 51.634577] kmem_cache_alloc+0x2cf/0x790 [ 51.638728] ? anon_vma_clone+0x28e/0x3f0 [ 51.642894] ? anon_vma_fork+0xd0/0x4c0 [ 51.646872] anon_vma_fork+0x1ab/0x4c0 [ 51.650762] copy_process.part.37+0x5bf8/0x66c0 [ 51.655453] ? __cleanup_sighand+0x30/0x30 [ 51.659700] ? __lock_is_held+0xb5/0x140 [ 51.663780] ? __mutex_unlock_slowpath+0x7d/0x7e0 2020/05/15 23:37:08 executed programs: 29 [ 51.668623] _do_fork+0x155/0xbb0 [ 51.672079] ? __sb_end_write+0xa4/0xd0 [ 51.676055] ? fork_idle+0x280/0x280 [ 51.679766] ? SyS_write+0x1c5/0x250 [ 51.680362] FAULT_INJECTION: forcing a failure. [ 51.680362] name failslab, interval 1, probability 0, space 0, times 0 [ 51.683479] ? SyS_read+0x250/0x250 [ 51.698297] ? do_syscall_64+0x4c/0x5b0 [ 51.702255] ? sys_vfork+0x20/0x20 [ 51.705772] SyS_clone+0x14/0x20 [ 51.709132] do_syscall_64+0x1c7/0x5b0 [ 51.712993] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.717829] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.723965] RIP: 0033:0x459879 [ 51.727134] RSP: 002b:00007f570fdcfc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 51.735050] RAX: ffffffffffffffda RBX: 00007f570fdcfc90 RCX: 0000000000459879 [ 51.742306] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.749559] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.756952] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f570fdd06d4 [ 51.764220] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 51.771490] CPU: 0 PID: 7271 Comm: syz-executor.4 Not tainted 4.14.180-syzkaller #0 [ 51.779297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.788645] Call Trace: [ 51.791232] dump_stack+0xf7/0x13b [ 51.794774] should_fail.cold.3+0x105/0x14b [ 51.799103] should_failslab+0xba/0xf0 [ 51.802994] kmem_cache_alloc+0x2cf/0x790 [ 51.807233] ptlock_alloc+0x1d/0x70 [ 51.810856] pte_alloc_one+0x46/0xd0 [ 51.814575] __pte_alloc+0x1d/0x280 [ 51.818198] copy_page_range+0xfed/0x1970 [ 51.819396] FAULT_INJECTION: forcing a failure. [ 51.819396] name failslab, interval 1, probability 0, space 0, times 0 [ 51.822352] ? __pmd_alloc+0x3a0/0x3a0 [ 51.822361] ? __vma_link_rb+0x1fc/0x340 [ 51.822371] copy_process.part.37+0x5d70/0x66c0 [ 51.847078] ? __cleanup_sighand+0x30/0x30 [ 51.851293] ? __lock_is_held+0xb5/0x140 [ 51.855338] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 51.860162] _do_fork+0x155/0xbb0 [ 51.863594] ? __sb_end_write+0xa4/0xd0 [ 51.867547] ? fork_idle+0x280/0x280 [ 51.871242] ? SyS_write+0x1c5/0x250 [ 51.874938] ? SyS_read+0x250/0x250 [ 51.878541] ? do_syscall_64+0x4c/0x5b0 [ 51.882491] ? sys_vfork+0x20/0x20 [ 51.886007] SyS_clone+0x14/0x20 [ 51.889353] do_syscall_64+0x1c7/0x5b0 [ 51.893229] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.898081] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 51.903256] RIP: 0033:0x459879 [ 51.906422] RSP: 002b:00007f9c58890c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 51.914279] RAX: ffffffffffffffda RBX: 00007f9c58890c90 RCX: 0000000000459879 [ 51.921531] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.929318] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 51.936590] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9c588916d4 [ 51.943837] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 51.951096] CPU: 1 PID: 7278 Comm: syz-executor.5 Not tainted 4.14.180-syzkaller #0 [ 51.958996] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.968366] Call Trace: [ 51.970970] dump_stack+0xf7/0x13b [ 51.974509] should_fail.cold.3+0x105/0x14b [ 51.978841] should_failslab+0xba/0xf0 [ 51.982729] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 51.987408] ? __init_cache_modes+0x2c0/0x2c0 [ 51.991903] reserve_memtype+0x14e/0x6e0 [ 51.995955] ? __follow_pte_pmd+0x38d/0xa90 [ 52.000272] ? pat_init+0x360/0x360 [ 52.003897] ? __init_cache_modes+0x2c0/0x2c0 [ 52.008392] reserve_pfn_range+0x117/0x340 [ 52.012623] ? arch_io_reserve_memtype_wc+0x80/0x80 [ 52.017639] track_pfn_copy+0x15f/0x190 [ 52.021609] ? reserve_pfn_range+0x340/0x340 [ 52.026014] ? _do_fork+0x155/0xbb0 [ 52.029672] ? __lock_acquire+0x6a4/0x4500 [ 52.034687] ? trace_hardirqs_on+0x10/0x10 [ 52.035372] FAULT_INJECTION: forcing a failure. [ 52.035372] name failslab, interval 1, probability 0, space 0, times 0 [ 52.039011] ? trace_hardirqs_off+0x10/0x10 [ 52.039022] copy_page_range+0xf7f/0x1970 [ 52.039027] ? trace_hardirqs_off+0x10/0x10 [ 52.039030] ? trace_hardirqs_off+0x10/0x10 [ 52.039038] ? find_held_lock+0x36/0x1d0 [ 52.039050] ? __rb_insert_augmented+0x237/0xeb0 [ 52.039055] ? __pmd_alloc+0x3a0/0x3a0 [ 52.039061] ? __vma_link_rb+0x1fc/0x340 [ 52.039068] copy_process.part.37+0x5d70/0x66c0 [ 52.039088] ? __cleanup_sighand+0x30/0x30 [ 52.039094] ? __lock_is_held+0xb5/0x140 [ 52.039102] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 52.039108] _do_fork+0x155/0xbb0 [ 52.039113] ? __sb_end_write+0xa4/0xd0 [ 52.039120] ? fork_idle+0x280/0x280 [ 52.039127] ? SyS_write+0x1c5/0x250 [ 52.039133] ? SyS_read+0x250/0x250 [ 52.039141] ? do_syscall_64+0x4c/0x5b0 [ 52.039146] ? sys_vfork+0x20/0x20 [ 52.039151] SyS_clone+0x14/0x20 [ 52.039155] do_syscall_64+0x1c7/0x5b0 [ 52.039159] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.039167] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 52.039172] RIP: 0033:0x459879 [ 52.039175] RSP: 002b:00007f76ad73bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 52.039180] RAX: ffffffffffffffda RBX: 00007f76ad73bc90 RCX: 0000000000459879 [ 52.039182] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 52.039185] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.039187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76ad73c6d4 [ 52.039189] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 52.068175] FAULT_INJECTION: forcing a failure. [ 52.068175] name failslab, interval 1, probability 0, space 0, times 0 [ 52.093388] CPU: 0 PID: 7285 Comm: syz-executor.2 Not tainted 4.14.180-syzkaller #0 [ 52.168793] ------------[ cut here ]------------ [ 52.172640] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.179915] WARNING: CPU: 1 PID: 7278 at arch/x86/mm/pat.c:1020 untrack_pfn+0x1ab/0x210 [ 52.187164] Call Trace: [ 52.194425] Kernel panic - not syncing: panic_on_warn set ... [ 52.194425] [ 52.205585] dump_stack+0xf7/0x13b [ 52.251206] should_fail.cold.3+0x105/0x14b [ 52.255512] should_failslab+0xba/0xf0 [ 52.259391] kmem_cache_alloc+0x2cf/0x790 [ 52.263599] ? anon_vma_clone+0x28e/0x3f0 [ 52.267724] anon_vma_fork+0xd0/0x4c0 [ 52.271509] ? copy_process.part.37+0x5a6c/0x66c0 [ 52.276328] copy_process.part.37+0x5bf8/0x66c0 [ 52.281077] ? __cleanup_sighand+0x30/0x30 [ 52.285288] ? __lock_is_held+0xb5/0x140 [ 52.289327] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 52.294145] _do_fork+0x155/0xbb0 [ 52.297572] ? __sb_end_write+0xa4/0xd0 [ 52.301521] ? fork_idle+0x280/0x280 [ 52.305209] ? SyS_write+0x1c5/0x250 [ 52.308903] ? SyS_read+0x250/0x250 [ 52.312511] ? do_syscall_64+0x4c/0x5b0 [ 52.316458] ? sys_vfork+0x20/0x20 [ 52.319970] SyS_clone+0x14/0x20 [ 52.323313] do_syscall_64+0x1c7/0x5b0 [ 52.327182] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.332087] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 52.337251] RIP: 0033:0x459879 [ 52.340427] RSP: 002b:00007fc75e9f0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 52.348118] RAX: ffffffffffffffda RBX: 00007fc75e9f0c90 RCX: 0000000000459879 [ 52.355373] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 52.362634] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 52.371181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc75e9f16d4 [ 52.378427] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 52.385687] CPU: 1 PID: 7278 Comm: syz-executor.5 Not tainted 4.14.180-syzkaller #0 [ 52.393489] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.402839] Call Trace: [ 52.405438] dump_stack+0xf7/0x13b [ 52.408989] ? untrack_pfn+0x1ab/0x210 [ 52.413051] panic+0x1b0/0x358 [ 52.416244] ? add_taint.cold.5+0x11/0x11 [ 52.420427] ? untrack_pfn+0x1ab/0x210 [ 52.424310] __warn.cold.8+0x25/0x2c [ 52.428019] ? untrack_pfn+0x1ab/0x210 [ 52.431904] report_bug+0x1a4/0x1f3 [ 52.435527] do_error_trap+0x1bd/0x310 [ 52.439411] ? math_error+0x300/0x300 [ 52.441774] FAULT_INJECTION: forcing a failure. [ 52.441774] name failslab, interval 1, probability 0, space 0, times 0 [ 52.443200] ? do_raw_spin_unlock+0x16a/0x250 [ 52.443208] ? _raw_spin_unlock+0x2c/0x50 [ 52.443214] ? __follow_pte_pmd+0x5fe/0xa90 [ 52.443223] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.472117] do_invalid_op+0x1b/0x20 [ 52.475809] invalid_op+0x1b/0x40 [ 52.479250] RIP: 0010:untrack_pfn+0x1ab/0x210 [ 52.483715] RSP: 0018:ffff888084a878f8 EFLAGS: 00010282 [ 52.489069] RAX: 00000000ffffffea RBX: ffff8880851c3ca0 RCX: 0000000000000000 [ 52.496322] RDX: 0000000000000004 RSI: 0000000000000001 RDI: ffffffff893867c0 [ 52.503585] RBP: ffff888084a879c8 R08: 0000000000000001 R09: 0000000000000000 [ 52.510921] R10: 0000000000000000 R11: ffff888092ef4100 R12: 1ffff11010950f21 [ 52.518180] R13: 0000000000000000 R14: ffff888084a879a8 R15: ffff888084a87a98 [ 52.525443] ? untrack_pfn+0xde/0x210 [ 52.529250] ? track_pfn_insert+0x140/0x140 [ 52.533557] ? vm_normal_page_pmd+0x340/0x340 [ 52.538028] ? trace_hardirqs_on_caller+0x40c/0x580 [ 52.543028] unmap_single_vma+0x144/0x300 [ 52.547162] unmap_vmas+0xe2/0x190 [ 52.550701] exit_mmap+0x249/0x450 [ 52.554220] ? SyS_munmap+0x30/0x30 [ 52.557846] ? __khugepaged_exit+0x2b1/0x3f0 [ 52.562233] ? __khugepaged_exit+0x2b2/0x3f0 [ 52.566619] mmput+0xed/0x3c0 [ 52.569710] copy_process.part.37+0x5d4e/0x66c0 [ 52.574369] ? __cleanup_sighand+0x30/0x30 [ 52.578590] ? __lock_is_held+0xb5/0x140 [ 52.582629] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 52.587536] _do_fork+0x155/0xbb0 [ 52.591073] ? __sb_end_write+0xa4/0xd0 [ 52.595073] ? fork_idle+0x280/0x280 [ 52.598762] ? SyS_write+0x1c5/0x250 [ 52.602474] ? SyS_read+0x250/0x250 [ 52.606109] ? do_syscall_64+0x4c/0x5b0 [ 52.610063] ? sys_vfork+0x20/0x20 [ 52.613588] SyS_clone+0x14/0x20 [ 52.616929] do_syscall_64+0x1c7/0x5b0 [ 52.620903] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.625737] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 52.630915] RIP: 0033:0x459879 [ 52.634088] RSP: 002b:00007f76ad73bc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 52.641961] RAX: ffffffffffffffda RBX: 00007f76ad73bc90 RCX: 0000000000459879 [ 52.649216] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 52.656479] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.663749] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f76ad73c6d4 [ 52.671016] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 52.678282] CPU: 0 PID: 7286 Comm: syz-executor.3 Not tainted 4.14.180-syzkaller #0 [ 52.686079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.696551] Call Trace: [ 52.699125] dump_stack+0xf7/0x13b [ 52.702692] should_fail.cold.3+0x105/0x14b [ 52.707269] should_failslab+0xba/0xf0 [ 52.711149] kmem_cache_alloc_trace+0x2ea/0x7a0 [ 52.715795] ? __init_cache_modes+0x2c0/0x2c0 [ 52.720279] reserve_memtype+0x14e/0x6e0 [ 52.724325] ? __follow_pte_pmd+0x38d/0xa90 [ 52.728624] ? pat_init+0x360/0x360 [ 52.732490] ? __init_cache_modes+0x2c0/0x2c0 [ 52.737063] reserve_pfn_range+0x117/0x340 [ 52.741377] ? arch_io_reserve_memtype_wc+0x80/0x80 [ 52.746461] track_pfn_copy+0x15f/0x190 [ 52.750413] ? reserve_pfn_range+0x340/0x340 [ 52.754821] ? _do_fork+0x155/0xbb0 [ 52.758516] ? __lock_acquire+0x6a4/0x4500 [ 52.763091] ? trace_hardirqs_on+0x10/0x10 [ 52.767319] ? trace_hardirqs_off+0x10/0x10 [ 52.771624] copy_page_range+0xf7f/0x1970 [ 52.775748] ? trace_hardirqs_off+0x10/0x10 [ 52.780046] ? trace_hardirqs_off+0x10/0x10 [ 52.784354] ? find_held_lock+0x36/0x1d0 [ 52.788403] ? __rb_insert_augmented+0x237/0xeb0 [ 52.793140] ? __pmd_alloc+0x3a0/0x3a0 [ 52.797005] ? __vma_link_rb+0x1fc/0x340 [ 52.801090] copy_process.part.37+0x5d70/0x66c0 [ 52.807337] ? __cleanup_sighand+0x30/0x30 [ 52.811559] ? __lock_is_held+0xb5/0x140 [ 52.815608] ? __mutex_unlock_slowpath+0x7d/0x7e0 [ 52.820450] _do_fork+0x155/0xbb0 [ 52.823883] ? __sb_end_write+0xa4/0xd0 [ 52.827835] ? fork_idle+0x280/0x280 [ 52.831528] ? SyS_write+0x1c5/0x250 [ 52.835231] ? SyS_read+0x250/0x250 [ 52.838846] ? do_syscall_64+0x4c/0x5b0 [ 52.842798] ? sys_vfork+0x20/0x20 [ 52.846318] SyS_clone+0x14/0x20 [ 52.849663] do_syscall_64+0x1c7/0x5b0 [ 52.853525] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.858347] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 52.863514] RIP: 0033:0x459879 [ 52.866683] RSP: 002b:00007f4ffab2fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 52.874379] RAX: ffffffffffffffda RBX: 00007f4ffab2fc90 RCX: 0000000000459879 [ 52.881639] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 52.888887] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 52.896135] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ffab306d4 [ 52.903393] R13: 00000000004bfd46 R14: 00000000004d1af8 R15: 0000000000000004 [ 52.912314] Kernel Offset: disabled [ 52.916023] Rebooting in 86400 seconds..