Warning: Permanently added '10.128.1.194' (ED25519) to the list of known hosts. 1970/01/01 00:01:02 ignoring optional flag "sandboxArg"="0" 1970/01/01 00:01:02 ignoring optional flag "type"="gce" 1970/01/01 00:01:02 parsed 1 programs 1970/01/01 00:01:02 executed programs: 0 [ 62.886550][ T4361] chnl_net:caif_netlink_parms(): no params data found [ 62.921996][ T4361] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.924302][ T4361] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.926932][ T4361] device bridge_slave_0 entered promiscuous mode [ 62.930656][ T4361] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.932596][ T4361] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.935773][ T4361] device bridge_slave_1 entered promiscuous mode [ 62.951548][ T4361] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.957474][ T4361] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.972869][ T4361] team0: Port device team_slave_0 added [ 62.976585][ T4361] team0: Port device team_slave_1 added [ 62.989794][ T4361] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 62.991722][ T4361] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 62.999227][ T4361] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 63.004556][ T4361] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 63.006443][ T4361] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 63.013416][ T4361] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 63.095808][ T4361] device hsr_slave_0 entered promiscuous mode [ 63.153991][ T4361] device hsr_slave_1 entered promiscuous mode [ 63.797038][ T4361] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 63.825604][ T4361] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 63.865804][ T4361] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 63.896830][ T4361] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 63.996619][ T4361] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.007928][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.010557][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.015722][ T4361] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.020642][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 64.026185][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 64.028981][ T136] bridge0: port 1(bridge_slave_0) entered blocking state [ 64.030935][ T136] bridge0: port 1(bridge_slave_0) entered forwarding state [ 64.036903][ T136] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 64.049083][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 64.051889][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 64.054640][ T1760] bridge0: port 2(bridge_slave_1) entered blocking state [ 64.056768][ T1760] bridge0: port 2(bridge_slave_1) entered forwarding state [ 64.066995][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 64.070187][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.073373][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.077689][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.080604][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.093070][ T4361] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 64.098811][ T4361] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.102621][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.106963][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.109831][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.112503][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.118629][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.121338][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.125185][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.199611][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.201892][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.215681][ T4361] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.230354][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 64.233199][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 64.248752][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 64.251470][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 64.258576][ T4361] device veth0_vlan entered promiscuous mode [ 64.261649][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 64.264758][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 64.271690][ T4361] device veth1_vlan entered promiscuous mode [ 64.292071][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 64.297221][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 64.300156][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 64.303458][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 64.308744][ T4361] device veth0_macvtap entered promiscuous mode [ 64.313118][ T4361] device veth1_macvtap entered promiscuous mode [ 64.325588][ T4361] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 64.327850][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 64.330611][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 64.333129][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 64.341923][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 64.347266][ T4361] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 64.349332][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 64.352092][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 64.359064][ T4361] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.361580][ T4361] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.368034][ T4361] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.370522][ T4361] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 64.419330][ T1760] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.421662][ T1760] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.424981][ T1711] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 64.443221][ T1711] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 64.447390][ T1711] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 64.450324][ T1760] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 64.486702][ T4449] FAULT_INJECTION: forcing a failure. [ 64.486702][ T4449] name failslab, interval 1, probability 0, space 0, times 1 [ 64.490478][ T4449] CPU: 0 PID: 4449 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 64.492876][ T4449] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.495669][ T4449] Call trace: [ 64.496599][ T4449] dump_backtrace+0x0/0x43c [ 64.497869][ T4449] show_stack+0x2c/0x3c [ 64.499031][ T4449] __dump_stack+0x30/0x40 [ 64.500263][ T4449] dump_stack_lvl+0xf8/0x160 [ 64.501579][ T4449] dump_stack+0x1c/0x5c [ 64.502779][ T4449] should_fail+0x3c0/0x51c [ 64.504027][ T4449] __should_failslab+0xbc/0x10c [ 64.505457][ T4449] should_failslab+0x10/0x28 [ 64.506726][ T4449] slab_pre_alloc_hook+0x64/0xec [ 64.508138][ T4449] kmem_cache_alloc_trace+0x98/0x3fc [ 64.509689][ T4449] blk_mq_init_allocated_queue+0xe4/0x158c [ 64.511310][ T4449] __blk_mq_alloc_disk+0x88/0x154 [ 64.512736][ T4449] loop_add+0x240/0x6e0 [ 64.513882][ T4449] loop_control_ioctl+0x128/0x4d0 [ 64.515264][ T4449] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.516643][ T4449] invoke_syscall+0x98/0x2b8 [ 64.517911][ T4449] el0_svc_common+0x138/0x258 [ 64.519192][ T4449] do_el0_svc+0x58/0x14c [ 64.520355][ T4449] el0_svc+0x78/0x1e0 [ 64.521430][ T4449] el0t_64_sync_handler+0xcc/0xe4 [ 64.522820][ T4449] el0t_64_sync+0x1a0/0x1a4 [ 64.558166][ T4454] FAULT_INJECTION: forcing a failure. [ 64.558166][ T4454] name failslab, interval 1, probability 0, space 0, times 0 [ 64.561777][ T4454] CPU: 1 PID: 4454 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 64.564008][ T4454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.566835][ T4454] Call trace: [ 64.567745][ T4454] dump_backtrace+0x0/0x43c [ 64.568988][ T4454] show_stack+0x2c/0x3c [ 64.570164][ T4454] __dump_stack+0x30/0x40 [ 64.571422][ T4454] dump_stack_lvl+0xf8/0x160 [ 64.572699][ T4454] dump_stack+0x1c/0x5c [ 64.573846][ T4454] should_fail+0x3c0/0x51c [ 64.575046][ T4454] __should_failslab+0xbc/0x10c [ 64.576446][ T4454] should_failslab+0x10/0x28 [ 64.577797][ T4454] slab_pre_alloc_hook+0x64/0xec [ 64.579190][ T4454] kmem_cache_alloc_trace+0x98/0x3fc [ 64.580675][ T4454] rand_initialize_disk+0x58/0xb8 [ 64.582076][ T4454] __alloc_disk_node+0x284/0x434 [ 64.583489][ T4454] __blk_mq_alloc_disk+0xe8/0x154 [ 64.584897][ T4454] loop_add+0x240/0x6e0 [ 64.586060][ T4454] loop_control_ioctl+0x128/0x4d0 [ 64.587488][ T4454] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.588844][ T4454] invoke_syscall+0x98/0x2b8 [ 64.590123][ T4454] el0_svc_common+0x138/0x258 [ 64.591412][ T4454] do_el0_svc+0x58/0x14c [ 64.592623][ T4454] el0_svc+0x78/0x1e0 [ 64.593728][ T4454] el0t_64_sync_handler+0xcc/0xe4 [ 64.595124][ T4454] el0t_64_sync+0x1a0/0x1a4 [ 64.639939][ T4460] FAULT_INJECTION: forcing a failure. [ 64.639939][ T4460] name failslab, interval 1, probability 0, space 0, times 0 [ 64.643510][ T4460] CPU: 0 PID: 4460 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 64.645806][ T4460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.648545][ T4460] Call trace: [ 64.649404][ T4460] dump_backtrace+0x0/0x43c [ 64.650609][ T4460] show_stack+0x2c/0x3c [ 64.651683][ T4460] __dump_stack+0x30/0x40 [ 64.652891][ T4460] dump_stack_lvl+0xf8/0x160 [ 64.654123][ T4460] dump_stack+0x1c/0x5c [ 64.655221][ T4460] should_fail+0x3c0/0x51c [ 64.656466][ T4460] __should_failslab+0xbc/0x10c [ 64.657782][ T4460] should_failslab+0x10/0x28 [ 64.659034][ T4460] slab_pre_alloc_hook+0x64/0xec [ 64.660420][ T4460] __kmalloc_track_caller+0x74/0x370 [ 64.661920][ T4460] kstrdup+0xe4/0x15c [ 64.663056][ T4460] kstrdup_const+0x54/0x6c [ 64.664274][ T4460] kvasprintf_const+0x118/0x2d0 [ 64.665640][ T4460] kobject_set_name_vargs+0xcc/0x1b4 [ 64.667168][ T4460] dev_set_name+0xd8/0x124 [ 64.668415][ T4460] device_add_disk+0x258/0xad0 [ 64.669739][ T4460] loop_add+0x510/0x6e0 [ 64.670901][ T4460] loop_control_ioctl+0x128/0x4d0 [ 64.672306][ T4460] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.673679][ T4460] invoke_syscall+0x98/0x2b8 [ 64.674974][ T4460] el0_svc_common+0x138/0x258 [ 64.676238][ T4460] do_el0_svc+0x58/0x14c [ 64.677395][ T4460] el0_svc+0x78/0x1e0 [ 64.678504][ T4460] el0t_64_sync_handler+0xcc/0xe4 [ 64.679912][ T4460] el0t_64_sync+0x1a0/0x1a4 [ 64.687532][ T4460] ------------[ cut here ]------------ [ 64.689000][ T4460] WARNING: CPU: 0 PID: 4460 at block/genhd.c:547 device_add_disk+0x5d8/0xad0 [ 64.691423][ T4460] Modules linked in: [ 64.692439][ T4460] CPU: 0 PID: 4460 Comm: syz-executor.0 Not tainted 5.15.189-syzkaller #0 [ 64.694802][ T4460] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.697597][ T4460] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 64.699675][ T4460] pc : device_add_disk+0x5d8/0xad0 [ 64.701038][ T4460] lr : device_add_disk+0x5d4/0xad0 [ 64.702429][ T4460] sp : ffff80001f167b60 [ 64.703533][ T4460] x29: ffff80001f167bc0 x28: dfff800000000000 x27: ffff0000c0481780 [ 64.705736][ T4460] x26: ffff0000c0481c7c x25: 00000000ffffffea x24: ffff0000ca9098a0 [ 64.707994][ T4460] x23: 1fffe00019521314 x22: 0000000000000001 x21: ffff0000ca909890 [ 64.710142][ T4460] x20: 0000000000000007 x19: ffff0000ca909800 x18: 0000000000000001 [ 64.712347][ T4460] x17: 0000000000000000 x16: ffff8000082c0bc8 x15: ffff800008921238 [ 64.714466][ T4460] x14: ffff80000bccab64 x13: ffff80000bccb41c x12: 0000000000ff0100 [ 64.716687][ T4460] x11: 0000000000000000 x10: 0000000000000000 x9 : ffff80000a5ffec4 [ 64.718900][ T4460] x8 : ffff0000c2a4b680 x7 : 0000000000000000 x6 : ffff80000805b444 [ 64.721067][ T4460] x5 : ffff0000ceadefa0 x4 : 0000000000000000 x3 : ffff80000a8ff780 [ 64.723290][ T4460] x2 : 0000000000000001 x1 : 0000000000000007 x0 : 0000000000000103 [ 64.725450][ T4460] Call trace: [ 64.726329][ T4460] device_add_disk+0x5d8/0xad0 [ 64.727613][ T4460] loop_add+0x510/0x6e0 [ 64.728758][ T4460] loop_control_ioctl+0x128/0x4d0 [ 64.730141][ T4460] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.731486][ T4460] invoke_syscall+0x98/0x2b8 [ 64.732736][ T4460] el0_svc_common+0x138/0x258 [ 64.734000][ T4460] do_el0_svc+0x58/0x14c [ 64.735141][ T4460] el0_svc+0x78/0x1e0 [ 64.736225][ T4460] el0t_64_sync_handler+0xcc/0xe4 [ 64.737581][ T4460] el0t_64_sync+0x1a0/0x1a4 [ 64.738834][ T4460] irq event stamp: 544 [ 64.739960][ T4460] hardirqs last enabled at (543): [] kasan_quarantine_put+0xc4/0x204 [ 64.742754][ T4460] hardirqs last disabled at (544): [] el1_dbg+0x24/0x80 [ 64.745094][ T4460] softirqs last enabled at (532): [] handle_softirqs+0xa4c/0xbf0 [ 64.747646][ T4460] softirqs last disabled at (355): [] __irq_exit_rcu+0x240/0x440 [ 64.750180][ T4460] ---[ end trace d60c93d820e3dbf5 ]--- [ 64.791685][ T4468] FAULT_INJECTION: forcing a failure. [ 64.791685][ T4468] name failslab, interval 1, probability 0, space 0, times 0 [ 64.797158][ T4468] CPU: 0 PID: 4468 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 64.799953][ T4468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.802746][ T4468] Call trace: [ 64.803705][ T4468] dump_backtrace+0x0/0x43c [ 64.804935][ T4468] show_stack+0x2c/0x3c [ 64.806123][ T4468] __dump_stack+0x30/0x40 [ 64.807397][ T4468] dump_stack_lvl+0xf8/0x160 [ 64.808695][ T4468] dump_stack+0x1c/0x5c [ 64.809862][ T4468] should_fail+0x3c0/0x51c [ 64.811061][ T4468] __should_failslab+0xbc/0x10c [ 64.812447][ T4468] should_failslab+0x10/0x28 [ 64.813668][ T4468] slab_pre_alloc_hook+0x64/0xec [ 64.815075][ T4468] kmem_cache_alloc_trace+0x98/0x3fc [ 64.816552][ T4468] device_add+0xbc/0xf94 [ 64.817742][ T4468] device_add_disk+0x2d0/0xad0 [ 64.819081][ T4468] loop_add+0x510/0x6e0 [ 64.820286][ T4468] loop_control_ioctl+0x128/0x4d0 [ 64.821710][ T4468] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.823022][ T4468] invoke_syscall+0x98/0x2b8 [ 64.824330][ T4468] el0_svc_common+0x138/0x258 [ 64.825614][ T4468] do_el0_svc+0x58/0x14c [ 64.826775][ T4468] el0_svc+0x78/0x1e0 [ 64.827854][ T4468] el0t_64_sync_handler+0xcc/0xe4 [ 64.829253][ T4468] el0t_64_sync+0x1a0/0x1a4 [ 64.864477][ T3616] Bluetooth: hci0: command 0x0409 tx timeout [ 64.870070][ T4473] FAULT_INJECTION: forcing a failure. [ 64.870070][ T4473] name failslab, interval 1, probability 0, space 0, times 0 [ 64.877444][ T4473] CPU: 1 PID: 4473 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 64.880129][ T4473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.882867][ T4473] Call trace: [ 64.883745][ T4473] dump_backtrace+0x0/0x43c [ 64.884989][ T4473] show_stack+0x2c/0x3c [ 64.886119][ T4473] __dump_stack+0x30/0x40 [ 64.887361][ T4473] dump_stack_lvl+0xf8/0x160 [ 64.888651][ T4473] dump_stack+0x1c/0x5c [ 64.889855][ T4473] should_fail+0x3c0/0x51c [ 64.891075][ T4473] __should_failslab+0xbc/0x10c [ 64.892474][ T4473] should_failslab+0x10/0x28 [ 64.893740][ T4473] slab_pre_alloc_hook+0x64/0xec [ 64.895087][ T4473] kmem_cache_alloc+0x94/0x3e4 [ 64.896478][ T4473] __debug_object_init+0x744/0x98c [ 64.898013][ T4473] debug_object_init+0x20/0x2c [ 64.899300][ T4473] init_timer_key+0x54/0x418 [ 64.900621][ T4473] blk_iolatency_init+0x2cc/0x430 [ 64.902055][ T4473] blkcg_init_queue+0x3f0/0x484 [ 64.903386][ T4473] blk_alloc_queue+0x3cc/0x4a0 [ 64.904732][ T4473] __blk_mq_alloc_disk+0x5c/0x154 [ 64.906096][ T4473] loop_add+0x240/0x6e0 [ 64.907257][ T4473] loop_control_ioctl+0x128/0x4d0 [ 64.908612][ T4473] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.909975][ T4473] invoke_syscall+0x98/0x2b8 [ 64.911209][ T4473] el0_svc_common+0x138/0x258 [ 64.912443][ T4473] do_el0_svc+0x58/0x14c [ 64.913570][ T4473] el0_svc+0x78/0x1e0 [ 64.914681][ T4473] el0t_64_sync_handler+0xcc/0xe4 [ 64.916059][ T4473] el0t_64_sync+0x1a0/0x1a4 [ 64.955461][ T4480] FAULT_INJECTION: forcing a failure. [ 64.955461][ T4480] name failslab, interval 1, probability 0, space 0, times 0 [ 64.959151][ T4480] CPU: 0 PID: 4480 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 64.961816][ T4480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 64.964644][ T4480] Call trace: [ 64.965501][ T4480] dump_backtrace+0x0/0x43c [ 64.966752][ T4480] show_stack+0x2c/0x3c [ 64.967900][ T4480] __dump_stack+0x30/0x40 [ 64.969112][ T4480] dump_stack_lvl+0xf8/0x160 [ 64.970398][ T4480] dump_stack+0x1c/0x5c [ 64.971551][ T4480] should_fail+0x3c0/0x51c [ 64.972786][ T4480] __should_failslab+0xbc/0x10c [ 64.974124][ T4480] should_failslab+0x10/0x28 [ 64.975364][ T4480] slab_pre_alloc_hook+0x64/0xec [ 64.976701][ T4480] __kmalloc_track_caller+0x74/0x370 [ 64.978089][ T4480] kstrdup+0xe4/0x15c [ 64.979165][ T4480] kstrdup_const+0x54/0x6c [ 64.980387][ T4480] kvasprintf_const+0x118/0x2d0 [ 64.981717][ T4480] kobject_set_name_vargs+0xcc/0x1b4 [ 64.983171][ T4480] dev_set_name+0xd8/0x124 [ 64.984368][ T4480] device_add_disk+0x258/0xad0 [ 64.985666][ T4480] loop_add+0x510/0x6e0 [ 64.986827][ T4480] loop_control_ioctl+0x128/0x4d0 [ 64.988199][ T4480] __arm64_sys_ioctl+0x14c/0x1c8 [ 64.989565][ T4480] invoke_syscall+0x98/0x2b8 [ 64.990859][ T4480] el0_svc_common+0x138/0x258 [ 64.992108][ T4480] do_el0_svc+0x58/0x14c [ 64.993251][ T4480] el0_svc+0x78/0x1e0 [ 64.994338][ T4480] el0t_64_sync_handler+0xcc/0xe4 [ 64.995706][ T4480] el0t_64_sync+0x1a0/0x1a4 [ 65.020728][ T4484] FAULT_INJECTION: forcing a failure. [ 65.020728][ T4484] name failslab, interval 1, probability 0, space 0, times 0 [ 65.028090][ T4484] CPU: 0 PID: 4484 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.030902][ T4484] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.033699][ T4484] Call trace: [ 65.034561][ T4484] dump_backtrace+0x0/0x43c [ 65.035778][ T4484] show_stack+0x2c/0x3c [ 65.036952][ T4484] __dump_stack+0x30/0x40 [ 65.038133][ T4484] dump_stack_lvl+0xf8/0x160 [ 65.039383][ T4484] dump_stack+0x1c/0x5c [ 65.040510][ T4484] should_fail+0x3c0/0x51c [ 65.041812][ T4484] __should_failslab+0xbc/0x10c [ 65.043125][ T4484] should_failslab+0x10/0x28 [ 65.044423][ T4484] slab_pre_alloc_hook+0x64/0xec [ 65.045847][ T4484] kmem_cache_alloc_trace+0x98/0x3fc [ 65.047309][ T4484] device_add+0xbc/0xf94 [ 65.048436][ T4484] device_add_disk+0x2d0/0xad0 [ 65.049706][ T4484] loop_add+0x510/0x6e0 [ 65.050887][ T4484] loop_control_ioctl+0x128/0x4d0 [ 65.052289][ T4484] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.053622][ T4484] invoke_syscall+0x98/0x2b8 [ 65.054867][ T4484] el0_svc_common+0x138/0x258 [ 65.056161][ T4484] do_el0_svc+0x58/0x14c [ 65.057352][ T4484] el0_svc+0x78/0x1e0 [ 65.058424][ T4484] el0t_64_sync_handler+0xcc/0xe4 [ 65.059875][ T4484] el0t_64_sync+0x1a0/0x1a4 [ 65.085636][ T4488] FAULT_INJECTION: forcing a failure. [ 65.085636][ T4488] name failslab, interval 1, probability 0, space 0, times 0 [ 65.089027][ T4488] CPU: 1 PID: 4488 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.091753][ T4488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.094533][ T4488] Call trace: [ 65.095447][ T4488] dump_backtrace+0x0/0x43c [ 65.096720][ T4488] show_stack+0x2c/0x3c [ 65.097853][ T4488] __dump_stack+0x30/0x40 [ 65.099091][ T4488] dump_stack_lvl+0xf8/0x160 [ 65.100449][ T4488] dump_stack+0x1c/0x5c [ 65.101634][ T4488] should_fail+0x3c0/0x51c [ 65.102874][ T4488] __should_failslab+0xbc/0x10c [ 65.104291][ T4488] should_failslab+0x10/0x28 [ 65.105564][ T4488] slab_pre_alloc_hook+0x64/0xec [ 65.106899][ T4488] kmem_cache_alloc_trace+0x98/0x3fc [ 65.108280][ T4488] device_add+0xbc/0xf94 [ 65.109464][ T4488] device_add_disk+0x2d0/0xad0 [ 65.110757][ T4488] loop_add+0x510/0x6e0 [ 65.111908][ T4488] loop_control_ioctl+0x128/0x4d0 [ 65.113349][ T4488] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.114674][ T4488] invoke_syscall+0x98/0x2b8 [ 65.115941][ T4488] el0_svc_common+0x138/0x258 [ 65.117186][ T4488] do_el0_svc+0x58/0x14c [ 65.118305][ T4488] el0_svc+0x78/0x1e0 [ 65.119423][ T4488] el0t_64_sync_handler+0xcc/0xe4 [ 65.120763][ T4488] el0t_64_sync+0x1a0/0x1a4 [ 65.188456][ T4494] FAULT_INJECTION: forcing a failure. [ 65.188456][ T4494] name failslab, interval 1, probability 0, space 0, times 0 [ 65.195405][ T4494] CPU: 0 PID: 4494 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.198143][ T4494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.200956][ T4494] Call trace: [ 65.201827][ T4494] dump_backtrace+0x0/0x43c [ 65.203078][ T4494] show_stack+0x2c/0x3c [ 65.204272][ T4494] __dump_stack+0x30/0x40 [ 65.205479][ T4494] dump_stack_lvl+0xf8/0x160 [ 65.206750][ T4494] dump_stack+0x1c/0x5c [ 65.207875][ T4494] should_fail+0x3c0/0x51c [ 65.209097][ T4494] __should_failslab+0xbc/0x10c [ 65.210456][ T4494] should_failslab+0x10/0x28 [ 65.211663][ T4494] slab_pre_alloc_hook+0x64/0xec [ 65.212954][ T4494] kmem_cache_alloc_trace+0x98/0x3fc [ 65.214331][ T4494] device_add+0xbc/0xf94 [ 65.215623][ T4494] device_add_disk+0x2d0/0xad0 [ 65.216877][ T4494] loop_add+0x510/0x6e0 [ 65.218069][ T4494] loop_control_ioctl+0x128/0x4d0 [ 65.219419][ T4494] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.220777][ T4494] invoke_syscall+0x98/0x2b8 [ 65.222057][ T4494] el0_svc_common+0x138/0x258 [ 65.223311][ T4494] do_el0_svc+0x58/0x14c [ 65.224511][ T4494] el0_svc+0x78/0x1e0 [ 65.225584][ T4494] el0t_64_sync_handler+0xcc/0xe4 [ 65.226967][ T4494] el0t_64_sync+0x1a0/0x1a4 [ 65.251867][ T4498] FAULT_INJECTION: forcing a failure. [ 65.251867][ T4498] name failslab, interval 1, probability 0, space 0, times 0 [ 65.258764][ T4498] CPU: 1 PID: 4498 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.261523][ T4498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.264230][ T4498] Call trace: [ 65.265168][ T4498] dump_backtrace+0x0/0x43c [ 65.266404][ T4498] show_stack+0x2c/0x3c [ 65.267673][ T4498] __dump_stack+0x30/0x40 [ 65.268926][ T4498] dump_stack_lvl+0xf8/0x160 [ 65.270176][ T4498] dump_stack+0x1c/0x5c [ 65.271316][ T4498] should_fail+0x3c0/0x51c [ 65.272502][ T4498] __should_failslab+0xbc/0x10c [ 65.273804][ T4498] should_failslab+0x10/0x28 [ 65.275089][ T4498] slab_pre_alloc_hook+0x64/0xec [ 65.276500][ T4498] kmem_cache_alloc_trace+0x98/0x3fc [ 65.277961][ T4498] device_add+0xbc/0xf94 [ 65.279105][ T4498] device_add_disk+0x2d0/0xad0 [ 65.280468][ T4498] loop_add+0x510/0x6e0 [ 65.281559][ T4498] loop_control_ioctl+0x128/0x4d0 [ 65.282917][ T4498] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.284300][ T4498] invoke_syscall+0x98/0x2b8 [ 65.285576][ T4498] el0_svc_common+0x138/0x258 [ 65.286869][ T4498] do_el0_svc+0x58/0x14c [ 65.288028][ T4498] el0_svc+0x78/0x1e0 [ 65.289123][ T4498] el0t_64_sync_handler+0xcc/0xe4 [ 65.290591][ T4498] el0t_64_sync+0x1a0/0x1a4 [ 65.319702][ T4504] FAULT_INJECTION: forcing a failure. [ 65.319702][ T4504] name failslab, interval 1, probability 0, space 0, times 0 [ 65.323354][ T4504] CPU: 1 PID: 4504 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.326096][ T4504] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.328941][ T4504] Call trace: [ 65.329905][ T4504] dump_backtrace+0x0/0x43c [ 65.331199][ T4504] show_stack+0x2c/0x3c [ 65.332350][ T4504] __dump_stack+0x30/0x40 [ 65.333604][ T4504] dump_stack_lvl+0xf8/0x160 [ 65.334824][ T4504] dump_stack+0x1c/0x5c [ 65.335995][ T4504] should_fail+0x3c0/0x51c [ 65.337232][ T4504] __should_failslab+0xbc/0x10c [ 65.338596][ T4504] should_failslab+0x10/0x28 [ 65.339874][ T4504] slab_pre_alloc_hook+0x64/0xec [ 65.341267][ T4504] kmem_cache_alloc+0x94/0x3e4 [ 65.342616][ T4504] __debug_object_init+0x684/0x98c [ 65.344061][ T4504] debug_object_init+0x20/0x2c [ 65.345423][ T4504] init_timer_key+0x54/0x418 [ 65.346708][ T4504] wb_init+0x3cc/0x6ec [ 65.347834][ T4504] bdi_init+0x1b4/0x2f4 [ 65.349007][ T4504] bdi_alloc+0x6c/0x144 [ 65.350154][ T4504] __alloc_disk_node+0x8c/0x434 [ 65.351538][ T4504] __blk_mq_alloc_disk+0xe8/0x154 [ 65.352994][ T4504] loop_add+0x240/0x6e0 [ 65.354202][ T4504] loop_control_ioctl+0x128/0x4d0 [ 65.355646][ T4504] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.357080][ T4504] invoke_syscall+0x98/0x2b8 [ 65.358337][ T4504] el0_svc_common+0x138/0x258 [ 65.359636][ T4504] do_el0_svc+0x58/0x14c [ 65.360895][ T4504] el0_svc+0x78/0x1e0 [ 65.362082][ T4504] el0t_64_sync_handler+0xcc/0xe4 [ 65.363482][ T4504] el0t_64_sync+0x1a0/0x1a4 [ 65.411697][ T4509] FAULT_INJECTION: forcing a failure. [ 65.411697][ T4509] name failslab, interval 1, probability 0, space 0, times 0 [ 65.415394][ T4509] CPU: 1 PID: 4509 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.418187][ T4509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.421108][ T4509] Call trace: [ 65.422070][ T4509] dump_backtrace+0x0/0x43c [ 65.423293][ T4509] show_stack+0x2c/0x3c [ 65.424500][ T4509] __dump_stack+0x30/0x40 [ 65.425797][ T4509] dump_stack_lvl+0xf8/0x160 [ 65.427039][ T4509] dump_stack+0x1c/0x5c [ 65.428159][ T4509] should_fail+0x3c0/0x51c [ 65.429418][ T4509] __should_failslab+0xbc/0x10c [ 65.430812][ T4509] should_failslab+0x10/0x28 [ 65.432146][ T4509] slab_pre_alloc_hook+0x64/0xec [ 65.433578][ T4509] __kmalloc_track_caller+0x74/0x370 [ 65.435136][ T4509] kstrdup+0xe4/0x15c [ 65.436332][ T4509] kstrdup_const+0x54/0x6c [ 65.437608][ T4509] kvasprintf_const+0x118/0x2d0 [ 65.438948][ T4509] kobject_set_name_vargs+0xcc/0x1b4 [ 65.440451][ T4509] dev_set_name+0xd8/0x124 [ 65.441631][ T4509] device_add_disk+0x258/0xad0 [ 65.443074][ T4509] loop_add+0x510/0x6e0 [ 65.444303][ T4509] loop_control_ioctl+0x128/0x4d0 [ 65.445742][ T4509] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.447129][ T4509] invoke_syscall+0x98/0x2b8 [ 65.448403][ T4509] el0_svc_common+0x138/0x258 [ 65.449694][ T4509] do_el0_svc+0x58/0x14c [ 65.450923][ T4509] el0_svc+0x78/0x1e0 [ 65.452085][ T4509] el0t_64_sync_handler+0xcc/0xe4 [ 65.453472][ T4509] el0t_64_sync+0x1a0/0x1a4 [ 65.486870][ T4515] FAULT_INJECTION: forcing a failure. [ 65.486870][ T4515] name failslab, interval 1, probability 0, space 0, times 0 [ 65.490922][ T4515] CPU: 1 PID: 4515 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.493662][ T4515] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.496464][ T4515] Call trace: [ 65.497385][ T4515] dump_backtrace+0x0/0x43c [ 65.498700][ T4515] show_stack+0x2c/0x3c [ 65.499835][ T4515] __dump_stack+0x30/0x40 [ 65.501081][ T4515] dump_stack_lvl+0xf8/0x160 [ 65.502349][ T4515] dump_stack+0x1c/0x5c [ 65.503582][ T4515] should_fail+0x3c0/0x51c [ 65.504926][ T4515] __should_failslab+0xbc/0x10c [ 65.506295][ T4515] should_failslab+0x10/0x28 [ 65.507607][ T4515] slab_pre_alloc_hook+0x64/0xec [ 65.509004][ T4515] kmem_cache_alloc+0x94/0x3e4 [ 65.510333][ T4515] __debug_object_init+0x648/0x98c [ 65.511771][ T4515] debug_object_init+0x20/0x2c [ 65.513074][ T4515] __init_work+0x58/0x68 [ 65.514231][ T4515] wb_init+0x310/0x6ec [ 65.515328][ T4515] bdi_init+0x1b4/0x2f4 [ 65.516467][ T4515] bdi_alloc+0x6c/0x144 [ 65.517673][ T4515] __alloc_disk_node+0x8c/0x434 [ 65.519011][ T4515] __blk_mq_alloc_disk+0xe8/0x154 [ 65.520468][ T4515] loop_add+0x240/0x6e0 [ 65.521620][ T4515] loop_control_ioctl+0x128/0x4d0 [ 65.523103][ T4515] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.524470][ T4515] invoke_syscall+0x98/0x2b8 [ 65.525746][ T4515] el0_svc_common+0x138/0x258 [ 65.527060][ T4515] do_el0_svc+0x58/0x14c [ 65.528248][ T4515] el0_svc+0x78/0x1e0 [ 65.529355][ T4515] el0t_64_sync_handler+0xcc/0xe4 [ 65.530738][ T4515] el0t_64_sync+0x1a0/0x1a4 [ 65.576230][ T4519] FAULT_INJECTION: forcing a failure. [ 65.576230][ T4519] name failslab, interval 1, probability 0, space 0, times 0 [ 65.579683][ T4519] CPU: 0 PID: 4519 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.582206][ T4519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.584918][ T4519] Call trace: [ 65.585773][ T4519] dump_backtrace+0x0/0x43c [ 65.586991][ T4519] show_stack+0x2c/0x3c [ 65.588067][ T4519] __dump_stack+0x30/0x40 [ 65.589241][ T4519] dump_stack_lvl+0xf8/0x160 [ 65.590457][ T4519] dump_stack+0x1c/0x5c [ 65.591565][ T4519] should_fail+0x3c0/0x51c [ 65.592750][ T4519] __should_failslab+0xbc/0x10c [ 65.594063][ T4519] should_failslab+0x10/0x28 [ 65.595267][ T4519] slab_pre_alloc_hook+0x64/0xec [ 65.596599][ T4519] __kmalloc_track_caller+0x74/0x370 [ 65.598042][ T4519] kstrdup+0xe4/0x15c [ 65.599086][ T4519] kstrdup_const+0x54/0x6c [ 65.600348][ T4519] kvasprintf_const+0x118/0x2d0 [ 65.601728][ T4519] kobject_set_name_vargs+0xcc/0x1b4 [ 65.603186][ T4519] dev_set_name+0xd8/0x124 [ 65.604447][ T4519] device_add_disk+0x258/0xad0 [ 65.605861][ T4519] loop_add+0x510/0x6e0 [ 65.606983][ T4519] loop_control_ioctl+0x128/0x4d0 [ 65.608367][ T4519] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.609721][ T4519] invoke_syscall+0x98/0x2b8 [ 65.611012][ T4519] el0_svc_common+0x138/0x258 [ 65.612291][ T4519] do_el0_svc+0x58/0x14c [ 65.613423][ T4519] el0_svc+0x78/0x1e0 [ 65.614518][ T4519] el0t_64_sync_handler+0xcc/0xe4 [ 65.615875][ T4519] el0t_64_sync+0x1a0/0x1a4 [ 65.638666][ T4525] FAULT_INJECTION: forcing a failure. [ 65.638666][ T4525] name failslab, interval 1, probability 0, space 0, times 0 [ 65.642388][ T4525] CPU: 0 PID: 4525 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.645126][ T4525] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.648055][ T4525] Call trace: [ 65.649003][ T4525] dump_backtrace+0x0/0x43c [ 65.650241][ T4525] show_stack+0x2c/0x3c [ 65.651422][ T4525] __dump_stack+0x30/0x40 [ 65.652609][ T4525] dump_stack_lvl+0xf8/0x160 [ 65.653917][ T4525] dump_stack+0x1c/0x5c [ 65.655042][ T4525] should_fail+0x3c0/0x51c [ 65.656238][ T4525] __should_failslab+0xbc/0x10c [ 65.657580][ T4525] should_failslab+0x10/0x28 [ 65.658819][ T4525] slab_pre_alloc_hook+0x64/0xec [ 65.660194][ T4525] kmem_cache_alloc_node_trace+0x9c/0x438 [ 65.661819][ T4525] iolatency_pd_alloc+0xac/0x164 [ 65.663157][ T4525] blkcg_activate_policy+0x204/0xa8c [ 65.664618][ T4525] blk_iolatency_init+0x22c/0x430 [ 65.665997][ T4525] blkcg_init_queue+0x3f0/0x484 [ 65.667277][ T4525] blk_alloc_queue+0x3cc/0x4a0 [ 65.668612][ T4525] __blk_mq_alloc_disk+0x5c/0x154 [ 65.669997][ T4525] loop_add+0x240/0x6e0 [ 65.671182][ T4525] loop_control_ioctl+0x128/0x4d0 [ 65.672620][ T4525] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.674027][ T4525] invoke_syscall+0x98/0x2b8 [ 65.675326][ T4525] el0_svc_common+0x138/0x258 [ 65.676631][ T4525] do_el0_svc+0x58/0x14c [ 65.677772][ T4525] el0_svc+0x78/0x1e0 [ 65.678858][ T4525] el0t_64_sync_handler+0xcc/0xe4 [ 65.680239][ T4525] el0t_64_sync+0x1a0/0x1a4 [ 65.725506][ T4530] FAULT_INJECTION: forcing a failure. [ 65.725506][ T4530] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 65.729766][ T4530] CPU: 0 PID: 4530 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.732496][ T4530] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.735242][ T4530] Call trace: [ 65.736160][ T4530] dump_backtrace+0x0/0x43c [ 65.737443][ T4530] show_stack+0x2c/0x3c [ 65.738617][ T4530] __dump_stack+0x30/0x40 [ 65.739833][ T4530] dump_stack_lvl+0xf8/0x160 [ 65.741130][ T4530] dump_stack+0x1c/0x5c [ 65.742250][ T4530] should_fail+0x3c0/0x51c [ 65.743488][ T4530] should_fail_alloc_page+0x74/0xa8 [ 65.744932][ T4530] prepare_alloc_pages+0x160/0x460 [ 65.746336][ T4530] __alloc_pages+0x108/0x470 [ 65.747605][ T4530] alloc_pages+0x34c/0x5c0 [ 65.748788][ T4530] new_slab+0xe0/0x55c [ 65.749908][ T4530] ___slab_alloc+0x6c0/0xda8 [ 65.751169][ T4530] __slab_alloc+0x68/0xc0 [ 65.752357][ T4530] __kmalloc_track_caller+0x26c/0x370 [ 65.753855][ T4530] kstrdup+0xe4/0x15c [ 65.754956][ T4530] kstrdup_const+0x54/0x6c [ 65.756165][ T4530] kvasprintf_const+0x118/0x2d0 [ 65.757533][ T4530] kobject_set_name_vargs+0xcc/0x1b4 [ 65.758975][ T4530] dev_set_name+0xd8/0x124 [ 65.760211][ T4530] device_add_disk+0x258/0xad0 [ 65.761518][ T4530] loop_add+0x510/0x6e0 [ 65.762663][ T4530] loop_control_ioctl+0x128/0x4d0 [ 65.764101][ T4530] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.765400][ T4530] invoke_syscall+0x98/0x2b8 [ 65.766684][ T4530] el0_svc_common+0x138/0x258 [ 65.768013][ T4530] do_el0_svc+0x58/0x14c [ 65.769369][ T4530] el0_svc+0x78/0x1e0 [ 65.770431][ T4530] el0t_64_sync_handler+0xcc/0xe4 [ 65.771808][ T4530] el0t_64_sync+0x1a0/0x1a4 [ 65.817390][ T4536] FAULT_INJECTION: forcing a failure. [ 65.817390][ T4536] name failslab, interval 1, probability 0, space 0, times 0 [ 65.820881][ T4536] CPU: 1 PID: 4536 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.823648][ T4536] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.826444][ T4536] Call trace: [ 65.827332][ T4536] dump_backtrace+0x0/0x43c [ 65.828617][ T4536] show_stack+0x2c/0x3c [ 65.829752][ T4536] __dump_stack+0x30/0x40 [ 65.831041][ T4536] dump_stack_lvl+0xf8/0x160 [ 65.832304][ T4536] dump_stack+0x1c/0x5c [ 65.833451][ T4536] should_fail+0x3c0/0x51c [ 65.834659][ T4536] __should_failslab+0xbc/0x10c [ 65.835930][ T4536] should_failslab+0x10/0x28 [ 65.837180][ T4536] slab_pre_alloc_hook+0x64/0xec [ 65.838649][ T4536] kmem_cache_alloc+0x94/0x3e4 [ 65.839965][ T4536] security_inode_alloc+0x38/0x11c [ 65.841353][ T4536] inode_init_always+0x670/0xa84 [ 65.842755][ T4536] new_inode_pseudo+0x7c/0x1fc [ 65.844128][ T4536] new_inode+0x38/0x174 [ 65.845319][ T4536] bdev_alloc+0x30/0x1f8 [ 65.846553][ T4536] __alloc_disk_node+0xbc/0x434 [ 65.847878][ T4536] __blk_mq_alloc_disk+0xe8/0x154 [ 65.849263][ T4536] loop_add+0x240/0x6e0 [ 65.850393][ T4536] loop_control_ioctl+0x128/0x4d0 [ 65.851798][ T4536] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.853176][ T4536] invoke_syscall+0x98/0x2b8 [ 65.854455][ T4536] el0_svc_common+0x138/0x258 [ 65.855742][ T4536] do_el0_svc+0x58/0x14c [ 65.856898][ T4536] el0_svc+0x78/0x1e0 [ 65.858038][ T4536] el0t_64_sync_handler+0xcc/0xe4 [ 65.859396][ T4536] el0t_64_sync+0x1a0/0x1a4 [ 65.887376][ T4540] FAULT_INJECTION: forcing a failure. [ 65.887376][ T4540] name failslab, interval 1, probability 0, space 0, times 0 [ 65.891134][ T4540] CPU: 1 PID: 4540 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.893760][ T4540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.896552][ T4540] Call trace: [ 65.897429][ T4540] dump_backtrace+0x0/0x43c [ 65.898748][ T4540] show_stack+0x2c/0x3c [ 65.899868][ T4540] __dump_stack+0x30/0x40 [ 65.901043][ T4540] dump_stack_lvl+0xf8/0x160 [ 65.902362][ T4540] dump_stack+0x1c/0x5c [ 65.903488][ T4540] should_fail+0x3c0/0x51c [ 65.904724][ T4540] __should_failslab+0xbc/0x10c [ 65.906023][ T4540] should_failslab+0x10/0x28 [ 65.907230][ T4540] slab_pre_alloc_hook+0x64/0xec [ 65.908590][ T4540] kmem_cache_alloc+0x94/0x3e4 [ 65.909961][ T4540] security_inode_alloc+0x38/0x11c [ 65.911327][ T4540] inode_init_always+0x670/0xa84 [ 65.912678][ T4540] new_inode_pseudo+0x7c/0x1fc [ 65.914008][ T4540] new_inode+0x38/0x174 [ 65.915191][ T4540] bdev_alloc+0x30/0x1f8 [ 65.916353][ T4540] __alloc_disk_node+0xbc/0x434 [ 65.917726][ T4540] __blk_mq_alloc_disk+0xe8/0x154 [ 65.919134][ T4540] loop_add+0x240/0x6e0 [ 65.920261][ T4540] loop_control_ioctl+0x128/0x4d0 [ 65.921642][ T4540] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.923032][ T4540] invoke_syscall+0x98/0x2b8 [ 65.924339][ T4540] el0_svc_common+0x138/0x258 [ 65.925602][ T4540] do_el0_svc+0x58/0x14c [ 65.926831][ T4540] el0_svc+0x78/0x1e0 [ 65.927979][ T4540] el0t_64_sync_handler+0xcc/0xe4 [ 65.929362][ T4540] el0t_64_sync+0x1a0/0x1a4 [ 65.954462][ T4545] FAULT_INJECTION: forcing a failure. [ 65.954462][ T4545] name failslab, interval 1, probability 0, space 0, times 0 [ 65.958025][ T4545] CPU: 1 PID: 4545 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 65.960754][ T4545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 65.963578][ T4545] Call trace: [ 65.964521][ T4545] dump_backtrace+0x0/0x43c [ 65.965745][ T4545] show_stack+0x2c/0x3c [ 65.966828][ T4545] __dump_stack+0x30/0x40 [ 65.968054][ T4545] dump_stack_lvl+0xf8/0x160 [ 65.969378][ T4545] dump_stack+0x1c/0x5c [ 65.970518][ T4545] should_fail+0x3c0/0x51c [ 65.971745][ T4545] __should_failslab+0xbc/0x10c [ 65.973089][ T4545] should_failslab+0x10/0x28 [ 65.974331][ T4545] slab_pre_alloc_hook+0x64/0xec [ 65.975820][ T4545] __kmalloc_track_caller+0x74/0x370 [ 65.977298][ T4545] kstrdup+0xe4/0x15c [ 65.978375][ T4545] kstrdup_const+0x54/0x6c [ 65.979568][ T4545] kvasprintf_const+0x118/0x2d0 [ 65.980904][ T4545] kobject_set_name_vargs+0xcc/0x1b4 [ 65.982386][ T4545] dev_set_name+0xd8/0x124 [ 65.983662][ T4545] device_add_disk+0x258/0xad0 [ 65.984955][ T4545] loop_add+0x510/0x6e0 [ 65.986114][ T4545] loop_control_ioctl+0x128/0x4d0 [ 65.987549][ T4545] __arm64_sys_ioctl+0x14c/0x1c8 [ 65.988935][ T4545] invoke_syscall+0x98/0x2b8 [ 65.990234][ T4545] el0_svc_common+0x138/0x258 [ 65.991528][ T4545] do_el0_svc+0x58/0x14c [ 65.992784][ T4545] el0_svc+0x78/0x1e0 [ 65.993905][ T4545] el0t_64_sync_handler+0xcc/0xe4 [ 65.995251][ T4545] el0t_64_sync+0x1a0/0x1a4 [ 66.024307][ T4550] FAULT_INJECTION: forcing a failure. [ 66.024307][ T4550] name failslab, interval 1, probability 0, space 0, times 0 [ 66.028118][ T4550] CPU: 1 PID: 4550 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.030913][ T4550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.033803][ T4550] Call trace: [ 66.034653][ T4550] dump_backtrace+0x0/0x43c [ 66.035882][ T4550] show_stack+0x2c/0x3c [ 66.037014][ T4550] __dump_stack+0x30/0x40 [ 66.038165][ T4550] dump_stack_lvl+0xf8/0x160 [ 66.039389][ T4550] dump_stack+0x1c/0x5c [ 66.040499][ T4550] should_fail+0x3c0/0x51c [ 66.041736][ T4550] __should_failslab+0xbc/0x10c [ 66.043075][ T4550] should_failslab+0x10/0x28 [ 66.044338][ T4550] slab_pre_alloc_hook+0x64/0xec [ 66.045703][ T4550] kmem_cache_alloc_trace+0x98/0x3fc [ 66.047162][ T4550] rand_initialize_disk+0x58/0xb8 [ 66.048502][ T4550] __alloc_disk_node+0x284/0x434 [ 66.049957][ T4550] __blk_mq_alloc_disk+0xe8/0x154 [ 66.051313][ T4550] loop_add+0x240/0x6e0 [ 66.052458][ T4550] loop_control_ioctl+0x128/0x4d0 [ 66.053869][ T4550] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.055221][ T4550] invoke_syscall+0x98/0x2b8 [ 66.056500][ T4550] el0_svc_common+0x138/0x258 [ 66.057748][ T4550] do_el0_svc+0x58/0x14c [ 66.058935][ T4550] el0_svc+0x78/0x1e0 [ 66.060093][ T4550] el0t_64_sync_handler+0xcc/0xe4 [ 66.061464][ T4550] el0t_64_sync+0x1a0/0x1a4 [ 66.092639][ T4553] FAULT_INJECTION: forcing a failure. [ 66.092639][ T4553] name failslab, interval 1, probability 0, space 0, times 0 [ 66.096431][ T4553] CPU: 1 PID: 4553 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.099162][ T4553] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.102081][ T4553] Call trace: [ 66.103007][ T4553] dump_backtrace+0x0/0x43c [ 66.104295][ T4553] show_stack+0x2c/0x3c [ 66.105465][ T4553] __dump_stack+0x30/0x40 [ 66.106708][ T4553] dump_stack_lvl+0xf8/0x160 [ 66.108042][ T4553] dump_stack+0x1c/0x5c [ 66.109141][ T4553] should_fail+0x3c0/0x51c [ 66.110387][ T4553] __should_failslab+0xbc/0x10c [ 66.111719][ T4553] should_failslab+0x10/0x28 [ 66.112966][ T4553] slab_pre_alloc_hook+0x64/0xec [ 66.114363][ T4553] kmem_cache_alloc_trace+0x98/0x3fc [ 66.115827][ T4553] device_add+0xbc/0xf94 [ 66.116983][ T4553] device_add_disk+0x2d0/0xad0 [ 66.118320][ T4553] loop_add+0x510/0x6e0 [ 66.119608][ T4553] loop_control_ioctl+0x128/0x4d0 [ 66.121033][ T4553] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.122480][ T4553] invoke_syscall+0x98/0x2b8 [ 66.123782][ T4553] el0_svc_common+0x138/0x258 [ 66.125032][ T4553] do_el0_svc+0x58/0x14c [ 66.126215][ T4553] el0_svc+0x78/0x1e0 [ 66.127356][ T4553] el0t_64_sync_handler+0xcc/0xe4 [ 66.128769][ T4553] el0t_64_sync+0x1a0/0x1a4 [ 66.151843][ T4557] FAULT_INJECTION: forcing a failure. [ 66.151843][ T4557] name failslab, interval 1, probability 0, space 0, times 0 [ 66.155668][ T4557] CPU: 1 PID: 4557 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.158386][ T4557] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.161208][ T4557] Call trace: [ 66.162119][ T4557] dump_backtrace+0x0/0x43c [ 66.163330][ T4557] show_stack+0x2c/0x3c [ 66.164506][ T4557] __dump_stack+0x30/0x40 [ 66.165713][ T4557] dump_stack_lvl+0xf8/0x160 [ 66.166937][ T4557] dump_stack+0x1c/0x5c [ 66.168069][ T4557] should_fail+0x3c0/0x51c [ 66.169306][ T4557] __should_failslab+0xbc/0x10c [ 66.170702][ T4557] should_failslab+0x10/0x28 [ 66.172020][ T4557] slab_pre_alloc_hook+0x64/0xec [ 66.173445][ T4557] __kmalloc_track_caller+0x74/0x370 [ 66.174921][ T4557] kstrdup+0xe4/0x15c [ 66.176036][ T4557] kstrdup_const+0x54/0x6c [ 66.177302][ T4557] kvasprintf_const+0x118/0x2d0 [ 66.178716][ T4557] kobject_set_name_vargs+0xcc/0x1b4 [ 66.180220][ T4557] dev_set_name+0xd8/0x124 [ 66.181446][ T4557] device_add_disk+0x258/0xad0 [ 66.182771][ T4557] loop_add+0x510/0x6e0 [ 66.183906][ T4557] loop_control_ioctl+0x128/0x4d0 [ 66.185281][ T4557] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.186643][ T4557] invoke_syscall+0x98/0x2b8 [ 66.187949][ T4557] el0_svc_common+0x138/0x258 [ 66.189221][ T4557] do_el0_svc+0x58/0x14c [ 66.190404][ T4557] el0_svc+0x78/0x1e0 [ 66.191501][ T4557] el0t_64_sync_handler+0xcc/0xe4 [ 66.192901][ T4557] el0t_64_sync+0x1a0/0x1a4 [ 66.217189][ T4563] FAULT_INJECTION: forcing a failure. [ 66.217189][ T4563] name failslab, interval 1, probability 0, space 0, times 0 [ 66.220896][ T4563] CPU: 1 PID: 4563 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.223675][ T4563] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.226464][ T4563] Call trace: [ 66.227363][ T4563] dump_backtrace+0x0/0x43c [ 66.228621][ T4563] show_stack+0x2c/0x3c [ 66.229763][ T4563] __dump_stack+0x30/0x40 [ 66.230990][ T4563] dump_stack_lvl+0xf8/0x160 [ 66.232251][ T4563] dump_stack+0x1c/0x5c [ 66.233404][ T4563] should_fail+0x3c0/0x51c [ 66.234654][ T4563] __should_failslab+0xbc/0x10c [ 66.236029][ T4563] should_failslab+0x10/0x28 [ 66.237383][ T4563] slab_pre_alloc_hook+0x64/0xec [ 66.238769][ T4563] kmem_cache_alloc_trace+0x98/0x3fc [ 66.240266][ T4563] device_add+0xbc/0xf94 [ 66.241478][ T4563] device_add_disk+0x2d0/0xad0 [ 66.242785][ T4563] loop_add+0x510/0x6e0 [ 66.243942][ T4563] loop_control_ioctl+0x128/0x4d0 [ 66.245310][ T4563] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.246676][ T4563] invoke_syscall+0x98/0x2b8 [ 66.247911][ T4563] el0_svc_common+0x138/0x258 [ 66.249253][ T4563] do_el0_svc+0x58/0x14c [ 66.250456][ T4563] el0_svc+0x78/0x1e0 [ 66.251543][ T4563] el0t_64_sync_handler+0xcc/0xe4 [ 66.252959][ T4563] el0t_64_sync+0x1a0/0x1a4 [ 66.276081][ T4568] FAULT_INJECTION: forcing a failure. [ 66.276081][ T4568] name failslab, interval 1, probability 0, space 0, times 0 [ 66.279644][ T4568] CPU: 0 PID: 4568 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.282338][ T4568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.285138][ T4568] Call trace: [ 66.286068][ T4568] dump_backtrace+0x0/0x43c [ 66.287361][ T4568] show_stack+0x2c/0x3c [ 66.288533][ T4568] __dump_stack+0x30/0x40 [ 66.289680][ T4568] dump_stack_lvl+0xf8/0x160 [ 66.290957][ T4568] dump_stack+0x1c/0x5c [ 66.292102][ T4568] should_fail+0x3c0/0x51c [ 66.293297][ T4568] __should_failslab+0xbc/0x10c [ 66.294703][ T4568] should_failslab+0x10/0x28 [ 66.295999][ T4568] slab_pre_alloc_hook+0x64/0xec [ 66.297392][ T4568] kmem_cache_alloc+0x94/0x3e4 [ 66.298699][ T4568] __debug_object_init+0x648/0x98c [ 66.300089][ T4568] debug_object_init+0x20/0x2c [ 66.301491][ T4568] __percpu_counter_init+0x10c/0x26c [ 66.302964][ T4568] wb_init+0x520/0x6ec [ 66.304120][ T4568] bdi_init+0x1b4/0x2f4 [ 66.305245][ T4568] bdi_alloc+0x6c/0x144 [ 66.306402][ T4568] __alloc_disk_node+0x8c/0x434 [ 66.307761][ T4568] __blk_mq_alloc_disk+0xe8/0x154 [ 66.309212][ T4568] loop_add+0x240/0x6e0 [ 66.310442][ T4568] loop_control_ioctl+0x128/0x4d0 [ 66.311925][ T4568] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.313300][ T4568] invoke_syscall+0x98/0x2b8 [ 66.314568][ T4568] el0_svc_common+0x138/0x258 [ 66.315895][ T4568] do_el0_svc+0x58/0x14c [ 66.317153][ T4568] el0_svc+0x78/0x1e0 [ 66.318301][ T4568] el0t_64_sync_handler+0xcc/0xe4 [ 66.319739][ T4568] el0t_64_sync+0x1a0/0x1a4 [ 66.370470][ T4574] FAULT_INJECTION: forcing a failure. [ 66.370470][ T4574] name failslab, interval 1, probability 0, space 0, times 0 [ 66.374987][ T4574] CPU: 0 PID: 4574 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.377852][ T4574] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.380690][ T4574] Call trace: [ 66.381580][ T4574] dump_backtrace+0x0/0x43c [ 66.382823][ T4574] show_stack+0x2c/0x3c [ 66.383972][ T4574] __dump_stack+0x30/0x40 [ 66.385204][ T4574] dump_stack_lvl+0xf8/0x160 [ 66.386491][ T4574] dump_stack+0x1c/0x5c [ 66.387590][ T4574] should_fail+0x3c0/0x51c [ 66.388817][ T4574] __should_failslab+0xbc/0x10c [ 66.390145][ T4574] should_failslab+0x10/0x28 [ 66.391404][ T4574] slab_pre_alloc_hook+0x64/0xec [ 66.392840][ T4574] kmem_cache_alloc_trace+0x98/0x3fc [ 66.394332][ T4574] device_add+0xbc/0xf94 [ 66.395492][ T4574] device_add_disk+0x2d0/0xad0 [ 66.396877][ T4574] loop_add+0x510/0x6e0 [ 66.398152][ T4574] loop_control_ioctl+0x128/0x4d0 [ 66.399574][ T4574] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.400996][ T4574] invoke_syscall+0x98/0x2b8 [ 66.402263][ T4574] el0_svc_common+0x138/0x258 [ 66.403586][ T4574] do_el0_svc+0x58/0x14c [ 66.404807][ T4574] el0_svc+0x78/0x1e0 [ 66.405867][ T4574] el0t_64_sync_handler+0xcc/0xe4 [ 66.407272][ T4574] el0t_64_sync+0x1a0/0x1a4 [ 66.442624][ T4580] FAULT_INJECTION: forcing a failure. [ 66.442624][ T4580] name failslab, interval 1, probability 0, space 0, times 0 [ 66.446988][ T4580] CPU: 1 PID: 4580 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.449732][ T4580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.452462][ T4580] Call trace: [ 66.453348][ T4580] dump_backtrace+0x0/0x43c [ 66.454559][ T4580] show_stack+0x2c/0x3c [ 66.455733][ T4580] __dump_stack+0x30/0x40 [ 66.456918][ T4580] dump_stack_lvl+0xf8/0x160 [ 66.458142][ T4580] dump_stack+0x1c/0x5c [ 66.459274][ T4580] should_fail+0x3c0/0x51c [ 66.460512][ T4580] __should_failslab+0xbc/0x10c [ 66.461868][ T4580] should_failslab+0x10/0x28 [ 66.463073][ T4580] slab_pre_alloc_hook+0x64/0xec [ 66.464453][ T4580] __kmalloc_track_caller+0x74/0x370 [ 66.465858][ T4580] kstrdup+0xe4/0x15c [ 66.466977][ T4580] kstrdup_const+0x54/0x6c [ 66.468195][ T4580] kvasprintf_const+0x118/0x2d0 [ 66.469493][ T4580] kobject_set_name_vargs+0xcc/0x1b4 [ 66.470930][ T4580] dev_set_name+0xd8/0x124 [ 66.472175][ T4580] device_add_disk+0x258/0xad0 [ 66.473472][ T4580] loop_add+0x510/0x6e0 [ 66.474628][ T4580] loop_control_ioctl+0x128/0x4d0 [ 66.475985][ T4580] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.477315][ T4580] invoke_syscall+0x98/0x2b8 [ 66.478571][ T4580] el0_svc_common+0x138/0x258 [ 66.479887][ T4580] do_el0_svc+0x58/0x14c [ 66.481031][ T4580] el0_svc+0x78/0x1e0 [ 66.482099][ T4580] el0t_64_sync_handler+0xcc/0xe4 [ 66.483547][ T4580] el0t_64_sync+0x1a0/0x1a4 [ 66.523320][ T4587] FAULT_INJECTION: forcing a failure. [ 66.523320][ T4587] name failslab, interval 1, probability 0, space 0, times 0 [ 66.528912][ T4587] CPU: 0 PID: 4587 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.531707][ T4587] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.534543][ T4587] Call trace: [ 66.535414][ T4587] dump_backtrace+0x0/0x43c [ 66.536656][ T4587] show_stack+0x2c/0x3c [ 66.537804][ T4587] __dump_stack+0x30/0x40 [ 66.539003][ T4587] dump_stack_lvl+0xf8/0x160 [ 66.540270][ T4587] dump_stack+0x1c/0x5c [ 66.541422][ T4587] should_fail+0x3c0/0x51c [ 66.542702][ T4587] __should_failslab+0xbc/0x10c [ 66.544069][ T4587] should_failslab+0x10/0x28 [ 66.545355][ T4587] slab_pre_alloc_hook+0x64/0xec [ 66.546746][ T4587] kmem_cache_alloc_trace+0x98/0x3fc [ 66.548254][ T4587] device_add+0xbc/0xf94 [ 66.549486][ T4587] device_add_disk+0x2d0/0xad0 [ 66.550840][ T4587] loop_add+0x510/0x6e0 [ 66.551979][ T4587] loop_control_ioctl+0x128/0x4d0 [ 66.553439][ T4587] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.554847][ T4587] invoke_syscall+0x98/0x2b8 [ 66.556178][ T4587] el0_svc_common+0x138/0x258 [ 66.557542][ T4587] do_el0_svc+0x58/0x14c [ 66.558730][ T4587] el0_svc+0x78/0x1e0 [ 66.559829][ T4587] el0t_64_sync_handler+0xcc/0xe4 [ 66.561290][ T4587] el0t_64_sync+0x1a0/0x1a4 [ 66.603571][ T4592] FAULT_INJECTION: forcing a failure. [ 66.603571][ T4592] name failslab, interval 1, probability 0, space 0, times 0 [ 66.608062][ T4592] CPU: 1 PID: 4592 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.610854][ T4592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.613630][ T4592] Call trace: [ 66.614511][ T4592] dump_backtrace+0x0/0x43c [ 66.615801][ T4592] show_stack+0x2c/0x3c [ 66.616980][ T4592] __dump_stack+0x30/0x40 [ 66.618215][ T4592] dump_stack_lvl+0xf8/0x160 [ 66.619477][ T4592] dump_stack+0x1c/0x5c [ 66.620593][ T4592] should_fail+0x3c0/0x51c [ 66.621843][ T4592] __should_failslab+0xbc/0x10c [ 66.623158][ T4592] should_failslab+0x10/0x28 [ 66.624414][ T4592] slab_pre_alloc_hook+0x64/0xec [ 66.625786][ T4592] kmem_cache_alloc_trace+0x98/0x3fc [ 66.627261][ T4592] device_add+0xbc/0xf94 [ 66.628405][ T4592] device_add_disk+0x2d0/0xad0 [ 66.629688][ T4592] loop_add+0x510/0x6e0 [ 66.630896][ T4592] loop_control_ioctl+0x128/0x4d0 [ 66.632318][ T4592] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.633664][ T4592] invoke_syscall+0x98/0x2b8 [ 66.634951][ T4592] el0_svc_common+0x138/0x258 [ 66.636231][ T4592] do_el0_svc+0x58/0x14c [ 66.637403][ T4592] el0_svc+0x78/0x1e0 [ 66.638541][ T4592] el0t_64_sync_handler+0xcc/0xe4 [ 66.639932][ T4592] el0t_64_sync+0x1a0/0x1a4 [ 66.665910][ T4597] FAULT_INJECTION: forcing a failure. [ 66.665910][ T4597] name failslab, interval 1, probability 0, space 0, times 0 [ 66.669482][ T4597] CPU: 1 PID: 4597 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.672142][ T4597] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.675001][ T4597] Call trace: [ 66.675993][ T4597] dump_backtrace+0x0/0x43c [ 66.677304][ T4597] show_stack+0x2c/0x3c [ 66.678461][ T4597] __dump_stack+0x30/0x40 [ 66.679643][ T4597] dump_stack_lvl+0xf8/0x160 [ 66.680914][ T4597] dump_stack+0x1c/0x5c [ 66.682082][ T4597] should_fail+0x3c0/0x51c [ 66.683314][ T4597] __should_failslab+0xbc/0x10c [ 66.684650][ T4597] should_failslab+0x10/0x28 [ 66.685952][ T4597] slab_pre_alloc_hook+0x64/0xec [ 66.687379][ T4597] kmem_cache_alloc+0x94/0x3e4 [ 66.688706][ T4597] __debug_object_init+0x72c/0x98c [ 66.690170][ T4597] debug_object_init+0x20/0x2c [ 66.691519][ T4597] init_timer_key+0x54/0x418 [ 66.692793][ T4597] blk_stat_alloc_callback+0x164/0x1dc [ 66.694339][ T4597] blk_mq_init_allocated_queue+0x8c/0x158c [ 66.695953][ T4597] __blk_mq_alloc_disk+0x88/0x154 [ 66.697320][ T4597] loop_add+0x240/0x6e0 [ 66.698511][ T4597] loop_control_ioctl+0x128/0x4d0 [ 66.699910][ T4597] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.701321][ T4597] invoke_syscall+0x98/0x2b8 [ 66.702608][ T4597] el0_svc_common+0x138/0x258 [ 66.703882][ T4597] do_el0_svc+0x58/0x14c [ 66.705075][ T4597] el0_svc+0x78/0x1e0 [ 66.706174][ T4597] el0t_64_sync_handler+0xcc/0xe4 [ 66.707568][ T4597] el0t_64_sync+0x1a0/0x1a4 [ 66.735699][ T4602] FAULT_INJECTION: forcing a failure. [ 66.735699][ T4602] name failslab, interval 1, probability 0, space 0, times 0 [ 66.743808][ T4602] CPU: 1 PID: 4602 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.746630][ T4602] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.749468][ T4602] Call trace: [ 66.750380][ T4602] dump_backtrace+0x0/0x43c [ 66.751629][ T4602] show_stack+0x2c/0x3c [ 66.752723][ T4602] __dump_stack+0x30/0x40 [ 66.753889][ T4602] dump_stack_lvl+0xf8/0x160 [ 66.755183][ T4602] dump_stack+0x1c/0x5c [ 66.756374][ T4602] should_fail+0x3c0/0x51c [ 66.757577][ T4602] __should_failslab+0xbc/0x10c [ 66.758916][ T4602] should_failslab+0x10/0x28 [ 66.760189][ T4602] slab_pre_alloc_hook+0x64/0xec [ 66.761570][ T4602] kmem_cache_alloc_trace+0x98/0x3fc [ 66.762970][ T4602] rand_initialize_disk+0x58/0xb8 [ 66.764266][ T4602] __alloc_disk_node+0x284/0x434 [ 66.765625][ T4602] __blk_mq_alloc_disk+0xe8/0x154 [ 66.767039][ T4602] loop_add+0x240/0x6e0 [ 66.768166][ T4602] loop_control_ioctl+0x128/0x4d0 [ 66.769578][ T4602] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.770907][ T4602] invoke_syscall+0x98/0x2b8 [ 66.772146][ T4602] el0_svc_common+0x138/0x258 [ 66.773420][ T4602] do_el0_svc+0x58/0x14c [ 66.774545][ T4602] el0_svc+0x78/0x1e0 [ 66.775636][ T4602] el0t_64_sync_handler+0xcc/0xe4 [ 66.777069][ T4602] el0t_64_sync+0x1a0/0x1a4 [ 66.809254][ T4608] FAULT_INJECTION: forcing a failure. [ 66.809254][ T4608] name failslab, interval 1, probability 0, space 0, times 0 [ 66.813009][ T4608] CPU: 1 PID: 4608 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.815745][ T4608] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.818414][ T4608] Call trace: [ 66.819303][ T4608] dump_backtrace+0x0/0x43c [ 66.820510][ T4608] show_stack+0x2c/0x3c [ 66.821686][ T4608] __dump_stack+0x30/0x40 [ 66.822880][ T4608] dump_stack_lvl+0xf8/0x160 [ 66.824134][ T4608] dump_stack+0x1c/0x5c [ 66.825284][ T4608] should_fail+0x3c0/0x51c [ 66.826541][ T4608] __should_failslab+0xbc/0x10c [ 66.827895][ T4608] should_failslab+0x10/0x28 [ 66.829160][ T4608] slab_pre_alloc_hook+0x64/0xec [ 66.830483][ T4608] kmem_cache_alloc_trace+0x98/0x3fc [ 66.831991][ T4608] device_add+0xbc/0xf94 [ 66.833170][ T4608] device_add_disk+0x2d0/0xad0 [ 66.834538][ T4608] loop_add+0x510/0x6e0 [ 66.835701][ T4608] loop_control_ioctl+0x128/0x4d0 [ 66.837074][ T4608] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.838431][ T4608] invoke_syscall+0x98/0x2b8 [ 66.839705][ T4608] el0_svc_common+0x138/0x258 [ 66.840983][ T4608] do_el0_svc+0x58/0x14c [ 66.842116][ T4608] el0_svc+0x78/0x1e0 [ 66.843262][ T4608] el0t_64_sync_handler+0xcc/0xe4 [ 66.844598][ T4608] el0t_64_sync+0x1a0/0x1a4 [ 66.863066][ T4612] FAULT_INJECTION: forcing a failure. [ 66.863066][ T4612] name failslab, interval 1, probability 0, space 0, times 0 [ 66.866595][ T4612] CPU: 1 PID: 4612 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.869370][ T4612] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.872199][ T4612] Call trace: [ 66.873091][ T4612] dump_backtrace+0x0/0x43c [ 66.874417][ T4612] show_stack+0x2c/0x3c [ 66.875541][ T4612] __dump_stack+0x30/0x40 [ 66.876796][ T4612] dump_stack_lvl+0xf8/0x160 [ 66.878068][ T4612] dump_stack+0x1c/0x5c [ 66.879171][ T4612] should_fail+0x3c0/0x51c [ 66.880453][ T4612] __should_failslab+0xbc/0x10c [ 66.881745][ T4612] should_failslab+0x10/0x28 [ 66.883055][ T4612] slab_pre_alloc_hook+0x64/0xec [ 66.884425][ T4612] kmem_cache_alloc+0x94/0x3e4 [ 66.885711][ T4612] __debug_object_init+0x774/0x98c [ 66.887133][ T4612] debug_object_init+0x20/0x2c [ 66.888458][ T4612] __percpu_counter_init+0x10c/0x26c [ 66.889946][ T4612] blkg_rwstat_init+0xa0/0x2b8 [ 66.891268][ T4612] throtl_pd_alloc+0xc0/0x4ec [ 66.892610][ T4612] blkcg_activate_policy+0x204/0xa8c [ 66.894089][ T4612] blk_throtl_init+0x308/0x3ec [ 66.895363][ T4612] blkcg_init_queue+0x3cc/0x484 [ 66.896704][ T4612] blk_alloc_queue+0x3cc/0x4a0 [ 66.898002][ T4612] __blk_mq_alloc_disk+0x5c/0x154 [ 66.899399][ T4612] loop_add+0x240/0x6e0 [ 66.900554][ T4612] loop_control_ioctl+0x128/0x4d0 [ 66.901958][ T4612] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.903330][ T4612] invoke_syscall+0x98/0x2b8 [ 66.904600][ T4612] el0_svc_common+0x138/0x258 [ 66.905975][ T4612] do_el0_svc+0x58/0x14c [ 66.907117][ T4612] el0_svc+0x78/0x1e0 [ 66.908261][ T4612] el0t_64_sync_handler+0xcc/0xe4 [ 66.909623][ T4612] el0t_64_sync+0x1a0/0x1a4 [ 66.953578][ T4617] FAULT_INJECTION: forcing a failure. [ 66.953578][ T4617] name failslab, interval 1, probability 0, space 0, times 0 [ 66.958016][ T3616] Bluetooth: hci0: command 0x041b tx timeout [ 66.961222][ T4617] CPU: 0 PID: 4617 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 66.964070][ T4617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 66.966899][ T4617] Call trace: [ 66.967809][ T4617] dump_backtrace+0x0/0x43c [ 66.969025][ T4617] show_stack+0x2c/0x3c [ 66.970182][ T4617] __dump_stack+0x30/0x40 [ 66.971464][ T4617] dump_stack_lvl+0xf8/0x160 [ 66.972749][ T4617] dump_stack+0x1c/0x5c [ 66.973921][ T4617] should_fail+0x3c0/0x51c [ 66.975219][ T4617] __should_failslab+0xbc/0x10c [ 66.976609][ T4617] should_failslab+0x10/0x28 [ 66.977909][ T4617] slab_pre_alloc_hook+0x64/0xec [ 66.979286][ T4617] __kmalloc_track_caller+0x74/0x370 [ 66.980773][ T4617] kstrdup+0xe4/0x15c [ 66.981891][ T4617] kstrdup_const+0x54/0x6c [ 66.983169][ T4617] kvasprintf_const+0x118/0x2d0 [ 66.984552][ T4617] kobject_set_name_vargs+0xcc/0x1b4 [ 66.986039][ T4617] dev_set_name+0xd8/0x124 [ 66.987252][ T4617] device_add_disk+0x258/0xad0 [ 66.988608][ T4617] loop_add+0x510/0x6e0 [ 66.989757][ T4617] loop_control_ioctl+0x128/0x4d0 [ 66.991133][ T4617] __arm64_sys_ioctl+0x14c/0x1c8 [ 66.992496][ T4617] invoke_syscall+0x98/0x2b8 [ 66.993754][ T4617] el0_svc_common+0x138/0x258 [ 66.995024][ T4617] do_el0_svc+0x58/0x14c [ 66.996156][ T4617] el0_svc+0x78/0x1e0 [ 66.997258][ T4617] el0t_64_sync_handler+0xcc/0xe4 [ 66.998677][ T4617] el0t_64_sync+0x1a0/0x1a4 [ 67.037212][ T4624] FAULT_INJECTION: forcing a failure. [ 67.037212][ T4624] name failslab, interval 1, probability 0, space 0, times 0 [ 67.040978][ T4624] CPU: 1 PID: 4624 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.043692][ T4624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.046514][ T4624] Call trace: [ 67.047403][ T4624] dump_backtrace+0x0/0x43c [ 67.048623][ T4624] show_stack+0x2c/0x3c [ 67.049778][ T4624] __dump_stack+0x30/0x40 [ 67.050904][ T4624] dump_stack_lvl+0xf8/0x160 [ 67.052179][ T4624] dump_stack+0x1c/0x5c [ 67.053308][ T4624] should_fail+0x3c0/0x51c [ 67.054483][ T4624] __should_failslab+0xbc/0x10c [ 67.055855][ T4624] should_failslab+0x10/0x28 [ 67.057092][ T4624] slab_pre_alloc_hook+0x64/0xec [ 67.058496][ T4624] __kmalloc_track_caller+0x74/0x370 [ 67.059994][ T4624] kstrdup+0xe4/0x15c [ 67.061109][ T4624] kstrdup_const+0x54/0x6c [ 67.062358][ T4624] kvasprintf_const+0x118/0x2d0 [ 67.063728][ T4624] kobject_set_name_vargs+0xcc/0x1b4 [ 67.065255][ T4624] dev_set_name+0xd8/0x124 [ 67.066484][ T4624] device_add_disk+0x258/0xad0 [ 67.067832][ T4624] loop_add+0x510/0x6e0 [ 67.068992][ T4624] loop_control_ioctl+0x128/0x4d0 [ 67.070439][ T4624] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.071844][ T4624] invoke_syscall+0x98/0x2b8 [ 67.073169][ T4624] el0_svc_common+0x138/0x258 [ 67.074527][ T4624] do_el0_svc+0x58/0x14c [ 67.075722][ T4624] el0_svc+0x78/0x1e0 [ 67.076810][ T4624] el0t_64_sync_handler+0xcc/0xe4 [ 67.078277][ T4624] el0t_64_sync+0x1a0/0x1a4 [ 67.103145][ T4629] FAULT_INJECTION: forcing a failure. [ 67.103145][ T4629] name failslab, interval 1, probability 0, space 0, times 0 [ 67.113719][ T4629] CPU: 1 PID: 4629 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.116441][ T4629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.119184][ T4629] Call trace: [ 67.120010][ T4629] dump_backtrace+0x0/0x43c [ 67.121160][ T4629] show_stack+0x2c/0x3c [ 67.122288][ T4629] __dump_stack+0x30/0x40 [ 67.123429][ T4629] dump_stack_lvl+0xf8/0x160 [ 67.124747][ T4629] dump_stack+0x1c/0x5c [ 67.125853][ T4629] should_fail+0x3c0/0x51c [ 67.127067][ T4629] __should_failslab+0xbc/0x10c [ 67.128369][ T4629] should_failslab+0x10/0x28 [ 67.129583][ T4629] slab_pre_alloc_hook+0x64/0xec [ 67.130913][ T4629] __kmalloc_track_caller+0x74/0x370 [ 67.132339][ T4629] kstrdup+0xe4/0x15c [ 67.133434][ T4629] kstrdup_const+0x54/0x6c [ 67.134612][ T4629] kvasprintf_const+0x118/0x2d0 [ 67.135901][ T4629] kobject_set_name_vargs+0xcc/0x1b4 [ 67.137322][ T4629] dev_set_name+0xd8/0x124 [ 67.138481][ T4629] device_add_disk+0x258/0xad0 [ 67.139781][ T4629] loop_add+0x510/0x6e0 [ 67.140977][ T4629] loop_control_ioctl+0x128/0x4d0 [ 67.142400][ T4629] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.143849][ T4629] invoke_syscall+0x98/0x2b8 [ 67.145096][ T4629] el0_svc_common+0x138/0x258 [ 67.146386][ T4629] do_el0_svc+0x58/0x14c [ 67.147555][ T4629] el0_svc+0x78/0x1e0 [ 67.148624][ T4629] el0t_64_sync_handler+0xcc/0xe4 [ 67.150037][ T4629] el0t_64_sync+0x1a0/0x1a4 [ 67.176839][ T4634] FAULT_INJECTION: forcing a failure. [ 67.176839][ T4634] name failslab, interval 1, probability 0, space 0, times 0 [ 67.180408][ T4634] CPU: 0 PID: 4634 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.183161][ T4634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.185983][ T4634] Call trace: [ 67.186879][ T4634] dump_backtrace+0x0/0x43c [ 67.188143][ T4634] show_stack+0x2c/0x3c [ 67.189355][ T4634] __dump_stack+0x30/0x40 [ 67.190550][ T4634] dump_stack_lvl+0xf8/0x160 [ 67.191771][ T4634] dump_stack+0x1c/0x5c [ 67.192872][ T4634] should_fail+0x3c0/0x51c [ 67.194073][ T4634] __should_failslab+0xbc/0x10c [ 67.195406][ T4634] should_failslab+0x10/0x28 [ 67.196602][ T4634] slab_pre_alloc_hook+0x64/0xec [ 67.197936][ T4634] kmem_cache_alloc+0x94/0x3e4 [ 67.199196][ T4634] __debug_object_init+0x648/0x98c [ 67.200624][ T4634] debug_object_init+0x20/0x2c [ 67.201976][ T4634] __percpu_counter_init+0x10c/0x26c [ 67.203410][ T4634] blkg_rwstat_init+0x3c/0x2b8 [ 67.204726][ T4634] throtl_pd_alloc+0xc0/0x4ec [ 67.206053][ T4634] blkcg_activate_policy+0x204/0xa8c [ 67.207579][ T4634] blk_throtl_init+0x308/0x3ec [ 67.208913][ T4634] blkcg_init_queue+0x3cc/0x484 [ 67.210288][ T4634] blk_alloc_queue+0x3cc/0x4a0 [ 67.211632][ T4634] __blk_mq_alloc_disk+0x5c/0x154 [ 67.212996][ T4634] loop_add+0x240/0x6e0 [ 67.214154][ T4634] loop_control_ioctl+0x128/0x4d0 [ 67.215564][ T4634] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.216880][ T4634] invoke_syscall+0x98/0x2b8 [ 67.218178][ T4634] el0_svc_common+0x138/0x258 [ 67.219518][ T4634] do_el0_svc+0x58/0x14c [ 67.220723][ T4634] el0_svc+0x78/0x1e0 [ 67.221811][ T4634] el0t_64_sync_handler+0xcc/0xe4 [ 67.223247][ T4634] el0t_64_sync+0x1a0/0x1a4 [ 67.271520][ T4641] FAULT_INJECTION: forcing a failure. [ 67.271520][ T4641] name failslab, interval 1, probability 0, space 0, times 0 [ 67.280863][ T4641] CPU: 1 PID: 4641 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.283633][ T4641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.286360][ T4641] Call trace: [ 67.287240][ T4641] dump_backtrace+0x0/0x43c [ 67.288454][ T4641] show_stack+0x2c/0x3c [ 67.289568][ T4641] __dump_stack+0x30/0x40 [ 67.290720][ T4641] dump_stack_lvl+0xf8/0x160 [ 67.291948][ T4641] dump_stack+0x1c/0x5c [ 67.293077][ T4641] should_fail+0x3c0/0x51c [ 67.294255][ T4641] __should_failslab+0xbc/0x10c [ 67.295557][ T4641] should_failslab+0x10/0x28 [ 67.296806][ T4641] slab_pre_alloc_hook+0x64/0xec [ 67.298125][ T4641] __kmalloc_track_caller+0x74/0x370 [ 67.299575][ T4641] kstrdup+0xe4/0x15c [ 67.300743][ T4641] kstrdup_const+0x54/0x6c [ 67.302035][ T4641] kvasprintf_const+0x118/0x2d0 [ 67.303403][ T4641] kobject_set_name_vargs+0xcc/0x1b4 [ 67.304844][ T4641] dev_set_name+0xd8/0x124 [ 67.306096][ T4641] device_add_disk+0x258/0xad0 [ 67.307454][ T4641] loop_add+0x510/0x6e0 [ 67.308634][ T4641] loop_control_ioctl+0x128/0x4d0 [ 67.310053][ T4641] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.311481][ T4641] invoke_syscall+0x98/0x2b8 [ 67.312759][ T4641] el0_svc_common+0x138/0x258 [ 67.314035][ T4641] do_el0_svc+0x58/0x14c [ 67.315260][ T4641] el0_svc+0x78/0x1e0 [ 67.316373][ T4641] el0t_64_sync_handler+0xcc/0xe4 [ 67.317794][ T4641] el0t_64_sync+0x1a0/0x1a4 [ 67.348124][ T4648] FAULT_INJECTION: forcing a failure. [ 67.348124][ T4648] name failslab, interval 1, probability 0, space 0, times 0 [ 67.355481][ T4648] CPU: 1 PID: 4648 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.358272][ T4648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.361094][ T4648] Call trace: [ 67.362012][ T4648] dump_backtrace+0x0/0x43c [ 67.363248][ T4648] show_stack+0x2c/0x3c [ 67.364398][ T4648] __dump_stack+0x30/0x40 [ 67.365734][ T4648] dump_stack_lvl+0xf8/0x160 [ 67.366987][ T4648] dump_stack+0x1c/0x5c [ 67.368171][ T4648] should_fail+0x3c0/0x51c [ 67.369338][ T4648] __should_failslab+0xbc/0x10c [ 67.370702][ T4648] should_failslab+0x10/0x28 [ 67.372011][ T4648] slab_pre_alloc_hook+0x64/0xec [ 67.373358][ T4648] __kmalloc_track_caller+0x74/0x370 [ 67.374820][ T4648] kstrdup+0xe4/0x15c [ 67.375907][ T4648] kstrdup_const+0x54/0x6c [ 67.377108][ T4648] kvasprintf_const+0x118/0x2d0 [ 67.378445][ T4648] kobject_set_name_vargs+0xcc/0x1b4 [ 67.379922][ T4648] dev_set_name+0xd8/0x124 [ 67.381137][ T4648] device_add_disk+0x258/0xad0 [ 67.382527][ T4648] loop_add+0x510/0x6e0 [ 67.383683][ T4648] loop_control_ioctl+0x128/0x4d0 [ 67.385073][ T4648] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.386560][ T4648] invoke_syscall+0x98/0x2b8 [ 67.387776][ T4648] el0_svc_common+0x138/0x258 [ 67.389119][ T4648] do_el0_svc+0x58/0x14c [ 67.390236][ T4648] el0_svc+0x78/0x1e0 [ 67.391360][ T4648] el0t_64_sync_handler+0xcc/0xe4 [ 67.392791][ T4648] el0t_64_sync+0x1a0/0x1a4 [ 67.428993][ T4654] FAULT_INJECTION: forcing a failure. [ 67.428993][ T4654] name failslab, interval 1, probability 0, space 0, times 0 [ 67.432553][ T4654] CPU: 0 PID: 4654 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.435250][ T4654] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.438097][ T4654] Call trace: [ 67.439010][ T4654] dump_backtrace+0x0/0x43c [ 67.440230][ T4654] show_stack+0x2c/0x3c [ 67.441374][ T4654] __dump_stack+0x30/0x40 [ 67.442555][ T4654] dump_stack_lvl+0xf8/0x160 [ 67.443771][ T4654] dump_stack+0x1c/0x5c [ 67.444880][ T4654] should_fail+0x3c0/0x51c [ 67.446101][ T4654] __should_failslab+0xbc/0x10c [ 67.447427][ T4654] should_failslab+0x10/0x28 [ 67.448644][ T4654] slab_pre_alloc_hook+0x64/0xec [ 67.449986][ T4654] __kmalloc_track_caller+0x74/0x370 [ 67.451414][ T4654] kstrdup+0xe4/0x15c [ 67.452547][ T4654] kstrdup_const+0x54/0x6c [ 67.453747][ T4654] kvasprintf_const+0x118/0x2d0 [ 67.455142][ T4654] kobject_set_name_vargs+0xcc/0x1b4 [ 67.456579][ T4654] dev_set_name+0xd8/0x124 [ 67.457820][ T4654] device_add_disk+0x258/0xad0 [ 67.459114][ T4654] loop_add+0x510/0x6e0 [ 67.460245][ T4654] loop_control_ioctl+0x128/0x4d0 [ 67.461635][ T4654] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.463055][ T4654] invoke_syscall+0x98/0x2b8 [ 67.464370][ T4654] el0_svc_common+0x138/0x258 [ 67.465663][ T4654] do_el0_svc+0x58/0x14c [ 67.466835][ T4654] el0_svc+0x78/0x1e0 [ 67.467887][ T4654] el0t_64_sync_handler+0xcc/0xe4 [ 67.469247][ T4654] el0t_64_sync+0x1a0/0x1a4 [ 67.508200][ T4660] FAULT_INJECTION: forcing a failure. [ 67.508200][ T4660] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 67.511903][ T4660] CPU: 0 PID: 4660 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.514597][ T4660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.517331][ T4660] Call trace: [ 67.518302][ T4660] dump_backtrace+0x0/0x43c [ 67.519537][ T4660] show_stack+0x2c/0x3c [ 67.520679][ T4660] __dump_stack+0x30/0x40 [ 67.521857][ T4660] dump_stack_lvl+0xf8/0x160 [ 67.523117][ T4660] dump_stack+0x1c/0x5c [ 67.524267][ T4660] should_fail+0x3c0/0x51c [ 67.525523][ T4660] should_fail_alloc_page+0x74/0xa8 [ 67.526961][ T4660] prepare_alloc_pages+0x160/0x460 [ 67.528397][ T4660] __alloc_pages+0x108/0x470 [ 67.529676][ T4660] alloc_pages+0x34c/0x5c0 [ 67.530911][ T4660] new_slab+0xe0/0x55c [ 67.532060][ T4660] ___slab_alloc+0x6c0/0xda8 [ 67.533351][ T4660] __slab_alloc+0x68/0xc0 [ 67.534547][ T4660] __kmalloc_track_caller+0x26c/0x370 [ 67.536073][ T4660] kstrdup+0xe4/0x15c [ 67.537189][ T4660] kstrdup_const+0x54/0x6c [ 67.538454][ T4660] kvasprintf_const+0x118/0x2d0 [ 67.539785][ T4660] kobject_set_name_vargs+0xcc/0x1b4 [ 67.541267][ T4660] dev_set_name+0xd8/0x124 [ 67.542516][ T4660] device_add_disk+0x258/0xad0 [ 67.543821][ T4660] loop_add+0x510/0x6e0 [ 67.544977][ T4660] loop_control_ioctl+0x128/0x4d0 [ 67.546419][ T4660] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.547810][ T4660] invoke_syscall+0x98/0x2b8 [ 67.549101][ T4660] el0_svc_common+0x138/0x258 [ 67.550455][ T4660] do_el0_svc+0x58/0x14c [ 67.551719][ T4660] el0_svc+0x78/0x1e0 [ 67.552804][ T4660] el0t_64_sync_handler+0xcc/0xe4 [ 67.554192][ T4660] el0t_64_sync+0x1a0/0x1a4 [ 67.605094][ T4667] FAULT_INJECTION: forcing a failure. [ 67.605094][ T4667] name failslab, interval 1, probability 0, space 0, times 0 [ 67.609251][ T4667] CPU: 1 PID: 4667 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.612008][ T4667] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.614799][ T4667] Call trace: [ 67.615741][ T4667] dump_backtrace+0x0/0x43c [ 67.616991][ T4667] show_stack+0x2c/0x3c [ 67.618147][ T4667] __dump_stack+0x30/0x40 [ 67.619358][ T4667] dump_stack_lvl+0xf8/0x160 [ 67.620661][ T4667] dump_stack+0x1c/0x5c [ 67.621801][ T4667] should_fail+0x3c0/0x51c [ 67.623069][ T4667] __should_failslab+0xbc/0x10c [ 67.624399][ T4667] should_failslab+0x10/0x28 [ 67.625613][ T4667] slab_pre_alloc_hook+0x64/0xec [ 67.626997][ T4667] __kmalloc_track_caller+0x74/0x370 [ 67.628498][ T4667] kstrdup+0xe4/0x15c [ 67.629616][ T4667] kstrdup_const+0x54/0x6c [ 67.630837][ T4667] kvasprintf_const+0x118/0x2d0 [ 67.632287][ T4667] kobject_set_name_vargs+0xcc/0x1b4 [ 67.633791][ T4667] dev_set_name+0xd8/0x124 [ 67.635078][ T4667] device_add_disk+0x258/0xad0 [ 67.636393][ T4667] loop_add+0x510/0x6e0 [ 67.637597][ T4667] loop_control_ioctl+0x128/0x4d0 [ 67.638993][ T4667] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.640452][ T4667] invoke_syscall+0x98/0x2b8 [ 67.641773][ T4667] el0_svc_common+0x138/0x258 [ 67.643059][ T4667] do_el0_svc+0x58/0x14c [ 67.644210][ T4667] el0_svc+0x78/0x1e0 [ 67.645269][ T4667] el0t_64_sync_handler+0xcc/0xe4 [ 67.646658][ T4667] el0t_64_sync+0x1a0/0x1a4 [ 67.677404][ T4672] FAULT_INJECTION: forcing a failure. [ 67.677404][ T4672] name failslab, interval 1, probability 0, space 0, times 0 [ 67.680989][ T4672] CPU: 1 PID: 4672 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.683832][ T4672] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.686612][ T4672] Call trace: [ 67.687482][ T4672] dump_backtrace+0x0/0x43c [ 67.688685][ T4672] show_stack+0x2c/0x3c [ 67.689820][ T4672] __dump_stack+0x30/0x40 [ 67.691002][ T4672] dump_stack_lvl+0xf8/0x160 [ 67.692266][ T4672] dump_stack+0x1c/0x5c [ 67.693360][ T4672] should_fail+0x3c0/0x51c [ 67.694564][ T4672] __should_failslab+0xbc/0x10c [ 67.696002][ T4672] should_failslab+0x10/0x28 [ 67.697279][ T4672] slab_pre_alloc_hook+0x64/0xec [ 67.698650][ T4672] kmem_cache_alloc_trace+0x98/0x3fc [ 67.700087][ T4672] device_add+0xbc/0xf94 [ 67.701248][ T4672] device_add_disk+0x2d0/0xad0 [ 67.702570][ T4672] loop_add+0x510/0x6e0 [ 67.703714][ T4672] loop_control_ioctl+0x128/0x4d0 [ 67.705095][ T4672] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.706577][ T4672] invoke_syscall+0x98/0x2b8 [ 67.707854][ T4672] el0_svc_common+0x138/0x258 [ 67.709216][ T4672] do_el0_svc+0x58/0x14c [ 67.710373][ T4672] el0_svc+0x78/0x1e0 [ 67.711458][ T4672] el0t_64_sync_handler+0xcc/0xe4 [ 67.712887][ T4672] el0t_64_sync+0x1a0/0x1a4 [ 67.740641][ T4676] FAULT_INJECTION: forcing a failure. [ 67.740641][ T4676] name failslab, interval 1, probability 0, space 0, times 0 [ 67.746848][ T4676] CPU: 0 PID: 4676 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.749661][ T4676] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.752434][ T4676] Call trace: [ 67.753382][ T4676] dump_backtrace+0x0/0x43c [ 67.754615][ T4676] show_stack+0x2c/0x3c [ 67.755704][ T4676] __dump_stack+0x30/0x40 [ 67.756953][ T4676] dump_stack_lvl+0xf8/0x160 [ 67.758191][ T4676] dump_stack+0x1c/0x5c [ 67.759319][ T4676] should_fail+0x3c0/0x51c [ 67.760509][ T4676] __should_failslab+0xbc/0x10c [ 67.761891][ T4676] should_failslab+0x10/0x28 [ 67.763108][ T4676] slab_pre_alloc_hook+0x64/0xec [ 67.764464][ T4676] kmem_cache_alloc+0x94/0x3e4 [ 67.765787][ T4676] __debug_object_init+0x684/0x98c [ 67.767146][ T4676] debug_object_init+0x20/0x2c [ 67.768474][ T4676] __percpu_counter_init+0x10c/0x26c [ 67.769944][ T4676] wb_init+0x5c0/0x6ec [ 67.771039][ T4676] bdi_init+0x1b4/0x2f4 [ 67.772213][ T4676] bdi_alloc+0x6c/0x144 [ 67.773334][ T4676] __alloc_disk_node+0x8c/0x434 [ 67.774647][ T4676] __blk_mq_alloc_disk+0xe8/0x154 [ 67.776023][ T4676] loop_add+0x240/0x6e0 [ 67.777140][ T4676] loop_control_ioctl+0x128/0x4d0 [ 67.778550][ T4676] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.779913][ T4676] invoke_syscall+0x98/0x2b8 [ 67.781234][ T4676] el0_svc_common+0x138/0x258 [ 67.782516][ T4676] do_el0_svc+0x58/0x14c [ 67.783737][ T4676] el0_svc+0x78/0x1e0 [ 67.784888][ T4676] el0t_64_sync_handler+0xcc/0xe4 [ 67.786276][ T4676] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:07 executed programs: 43 [ 67.830147][ T4683] FAULT_INJECTION: forcing a failure. [ 67.830147][ T4683] name failslab, interval 1, probability 0, space 0, times 0 [ 67.833717][ T4683] CPU: 1 PID: 4683 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.836491][ T4683] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.839286][ T4683] Call trace: [ 67.840266][ T4683] dump_backtrace+0x0/0x43c [ 67.841493][ T4683] show_stack+0x2c/0x3c [ 67.842634][ T4683] __dump_stack+0x30/0x40 [ 67.843864][ T4683] dump_stack_lvl+0xf8/0x160 [ 67.845112][ T4683] dump_stack+0x1c/0x5c [ 67.846266][ T4683] should_fail+0x3c0/0x51c [ 67.847477][ T4683] __should_failslab+0xbc/0x10c [ 67.848814][ T4683] should_failslab+0x10/0x28 [ 67.850080][ T4683] slab_pre_alloc_hook+0x64/0xec [ 67.851443][ T4683] kmem_cache_alloc_node_trace+0x9c/0x438 [ 67.852983][ T4683] iolatency_pd_alloc+0xac/0x164 [ 67.854356][ T4683] blkcg_activate_policy+0x204/0xa8c [ 67.855795][ T4683] blk_iolatency_init+0x22c/0x430 [ 67.857162][ T4683] blkcg_init_queue+0x3f0/0x484 [ 67.858494][ T4683] blk_alloc_queue+0x3cc/0x4a0 [ 67.859835][ T4683] __blk_mq_alloc_disk+0x5c/0x154 [ 67.861166][ T4683] loop_add+0x240/0x6e0 [ 67.862265][ T4683] loop_control_ioctl+0x128/0x4d0 [ 67.863631][ T4683] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.864984][ T4683] invoke_syscall+0x98/0x2b8 [ 67.866262][ T4683] el0_svc_common+0x138/0x258 [ 67.867586][ T4683] do_el0_svc+0x58/0x14c [ 67.868801][ T4683] el0_svc+0x78/0x1e0 [ 67.869879][ T4683] el0t_64_sync_handler+0xcc/0xe4 [ 67.871275][ T4683] el0t_64_sync+0x1a0/0x1a4 [ 67.923324][ T4690] FAULT_INJECTION: forcing a failure. [ 67.923324][ T4690] name failslab, interval 1, probability 0, space 0, times 0 [ 67.928417][ T4690] CPU: 0 PID: 4690 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 67.931132][ T4690] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 67.934003][ T4690] Call trace: [ 67.934896][ T4690] dump_backtrace+0x0/0x43c [ 67.936141][ T4690] show_stack+0x2c/0x3c [ 67.937275][ T4690] __dump_stack+0x30/0x40 [ 67.938462][ T4690] dump_stack_lvl+0xf8/0x160 [ 67.939794][ T4690] dump_stack+0x1c/0x5c [ 67.940940][ T4690] should_fail+0x3c0/0x51c [ 67.942168][ T4690] __should_failslab+0xbc/0x10c [ 67.943526][ T4690] should_failslab+0x10/0x28 [ 67.944752][ T4690] slab_pre_alloc_hook+0x64/0xec [ 67.946070][ T4690] __kmalloc_track_caller+0x74/0x370 [ 67.947486][ T4690] kstrdup+0xe4/0x15c [ 67.948592][ T4690] kstrdup_const+0x54/0x6c [ 67.949814][ T4690] kvasprintf_const+0x118/0x2d0 [ 67.951186][ T4690] kobject_set_name_vargs+0xcc/0x1b4 [ 67.952688][ T4690] dev_set_name+0xd8/0x124 [ 67.953941][ T4690] device_add_disk+0x258/0xad0 [ 67.955260][ T4690] loop_add+0x510/0x6e0 [ 67.956388][ T4690] loop_control_ioctl+0x128/0x4d0 [ 67.957824][ T4690] __arm64_sys_ioctl+0x14c/0x1c8 [ 67.959182][ T4690] invoke_syscall+0x98/0x2b8 [ 67.960514][ T4690] el0_svc_common+0x138/0x258 [ 67.961810][ T4690] do_el0_svc+0x58/0x14c [ 67.962958][ T4690] el0_svc+0x78/0x1e0 [ 67.964083][ T4690] el0t_64_sync_handler+0xcc/0xe4 [ 67.965453][ T4690] el0t_64_sync+0x1a0/0x1a4 [ 68.002854][ T4695] FAULT_INJECTION: forcing a failure. [ 68.002854][ T4695] name failslab, interval 1, probability 0, space 0, times 0 [ 68.009740][ T4695] CPU: 1 PID: 4695 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.012471][ T4695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.015160][ T4695] Call trace: [ 68.016015][ T4695] dump_backtrace+0x0/0x43c [ 68.017240][ T4695] show_stack+0x2c/0x3c [ 68.018389][ T4695] __dump_stack+0x30/0x40 [ 68.019621][ T4695] dump_stack_lvl+0xf8/0x160 [ 68.020905][ T4695] dump_stack+0x1c/0x5c [ 68.022013][ T4695] should_fail+0x3c0/0x51c [ 68.023229][ T4695] __should_failslab+0xbc/0x10c [ 68.024569][ T4695] should_failslab+0x10/0x28 [ 68.025794][ T4695] slab_pre_alloc_hook+0x64/0xec [ 68.027155][ T4695] kmem_cache_alloc_trace+0x98/0x3fc [ 68.028608][ T4695] rand_initialize_disk+0x58/0xb8 [ 68.030033][ T4695] __alloc_disk_node+0x284/0x434 [ 68.031404][ T4695] __blk_mq_alloc_disk+0xe8/0x154 [ 68.032794][ T4695] loop_add+0x240/0x6e0 [ 68.033934][ T4695] loop_control_ioctl+0x128/0x4d0 [ 68.035352][ T4695] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.036690][ T4695] invoke_syscall+0x98/0x2b8 [ 68.037979][ T4695] el0_svc_common+0x138/0x258 [ 68.039312][ T4695] do_el0_svc+0x58/0x14c [ 68.040505][ T4695] el0_svc+0x78/0x1e0 [ 68.041649][ T4695] el0t_64_sync_handler+0xcc/0xe4 [ 68.043054][ T4695] el0t_64_sync+0x1a0/0x1a4 [ 68.087511][ T4701] FAULT_INJECTION: forcing a failure. [ 68.087511][ T4701] name failslab, interval 1, probability 0, space 0, times 0 [ 68.091172][ T4701] CPU: 1 PID: 4701 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.093872][ T4701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.096696][ T4701] Call trace: [ 68.097558][ T4701] dump_backtrace+0x0/0x43c [ 68.098784][ T4701] show_stack+0x2c/0x3c [ 68.099941][ T4701] __dump_stack+0x30/0x40 [ 68.101146][ T4701] dump_stack_lvl+0xf8/0x160 [ 68.102422][ T4701] dump_stack+0x1c/0x5c [ 68.103692][ T4701] should_fail+0x3c0/0x51c [ 68.104927][ T4701] __should_failslab+0xbc/0x10c [ 68.106324][ T4701] should_failslab+0x10/0x28 [ 68.107612][ T4701] slab_pre_alloc_hook+0x64/0xec [ 68.109081][ T4701] __kmalloc_track_caller+0x74/0x370 [ 68.110565][ T4701] kstrdup+0xe4/0x15c [ 68.111672][ T4701] kstrdup_const+0x54/0x6c [ 68.112992][ T4701] kvasprintf_const+0x118/0x2d0 [ 68.114383][ T4701] kobject_set_name_vargs+0xcc/0x1b4 [ 68.115862][ T4701] dev_set_name+0xd8/0x124 [ 68.117081][ T4701] device_add_disk+0x258/0xad0 [ 68.118449][ T4701] loop_add+0x510/0x6e0 [ 68.119626][ T4701] loop_control_ioctl+0x128/0x4d0 [ 68.121110][ T4701] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.122476][ T4701] invoke_syscall+0x98/0x2b8 [ 68.123765][ T4701] el0_svc_common+0x138/0x258 [ 68.125068][ T4701] do_el0_svc+0x58/0x14c [ 68.126296][ T4701] el0_svc+0x78/0x1e0 [ 68.127446][ T4701] el0t_64_sync_handler+0xcc/0xe4 [ 68.128862][ T4701] el0t_64_sync+0x1a0/0x1a4 [ 68.194584][ T4707] FAULT_INJECTION: forcing a failure. [ 68.194584][ T4707] name failslab, interval 1, probability 0, space 0, times 0 [ 68.198330][ T4707] CPU: 0 PID: 4707 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.200977][ T4707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.203792][ T4707] Call trace: [ 68.204687][ T4707] dump_backtrace+0x0/0x43c [ 68.205931][ T4707] show_stack+0x2c/0x3c [ 68.207106][ T4707] __dump_stack+0x30/0x40 [ 68.208260][ T4707] dump_stack_lvl+0xf8/0x160 [ 68.209463][ T4707] dump_stack+0x1c/0x5c [ 68.210592][ T4707] should_fail+0x3c0/0x51c [ 68.211746][ T4707] __should_failslab+0xbc/0x10c [ 68.213033][ T4707] should_failslab+0x10/0x28 [ 68.214287][ T4707] slab_pre_alloc_hook+0x64/0xec [ 68.215618][ T4707] kmem_cache_alloc+0x94/0x3e4 [ 68.216945][ T4707] security_inode_alloc+0x38/0x11c [ 68.218349][ T4707] inode_init_always+0x670/0xa84 [ 68.219750][ T4707] new_inode_pseudo+0x7c/0x1fc [ 68.221069][ T4707] new_inode+0x38/0x174 [ 68.222205][ T4707] bdev_alloc+0x30/0x1f8 [ 68.223404][ T4707] __alloc_disk_node+0xbc/0x434 [ 68.224733][ T4707] __blk_mq_alloc_disk+0xe8/0x154 [ 68.226081][ T4707] loop_add+0x240/0x6e0 [ 68.227229][ T4707] loop_control_ioctl+0x128/0x4d0 [ 68.228638][ T4707] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.230026][ T4707] invoke_syscall+0x98/0x2b8 [ 68.231355][ T4707] el0_svc_common+0x138/0x258 [ 68.232615][ T4707] do_el0_svc+0x58/0x14c [ 68.233765][ T4707] el0_svc+0x78/0x1e0 [ 68.234882][ T4707] el0t_64_sync_handler+0xcc/0xe4 [ 68.236252][ T4707] el0t_64_sync+0x1a0/0x1a4 [ 68.266616][ T4713] FAULT_INJECTION: forcing a failure. [ 68.266616][ T4713] name failslab, interval 1, probability 0, space 0, times 0 [ 68.270286][ T4713] CPU: 0 PID: 4713 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.273078][ T4713] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.275945][ T4713] Call trace: [ 68.276826][ T4713] dump_backtrace+0x0/0x43c [ 68.278122][ T4713] show_stack+0x2c/0x3c [ 68.279296][ T4713] __dump_stack+0x30/0x40 [ 68.280474][ T4713] dump_stack_lvl+0xf8/0x160 [ 68.281698][ T4713] dump_stack+0x1c/0x5c [ 68.282854][ T4713] should_fail+0x3c0/0x51c [ 68.284055][ T4713] __should_failslab+0xbc/0x10c [ 68.285394][ T4713] should_failslab+0x10/0x28 [ 68.286672][ T4713] slab_pre_alloc_hook+0x64/0xec [ 68.288072][ T4713] kmem_cache_alloc_trace+0x98/0x3fc [ 68.289521][ T4713] rand_initialize_disk+0x58/0xb8 [ 68.290952][ T4713] __alloc_disk_node+0x284/0x434 [ 68.292376][ T4713] __blk_mq_alloc_disk+0xe8/0x154 [ 68.293793][ T4713] loop_add+0x240/0x6e0 [ 68.294914][ T4713] loop_control_ioctl+0x128/0x4d0 [ 68.296306][ T4713] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.297700][ T4713] invoke_syscall+0x98/0x2b8 [ 68.298952][ T4713] el0_svc_common+0x138/0x258 [ 68.300285][ T4713] do_el0_svc+0x58/0x14c [ 68.301464][ T4713] el0_svc+0x78/0x1e0 [ 68.302561][ T4713] el0t_64_sync_handler+0xcc/0xe4 [ 68.303949][ T4713] el0t_64_sync+0x1a0/0x1a4 [ 68.346591][ T4718] FAULT_INJECTION: forcing a failure. [ 68.346591][ T4718] name failslab, interval 1, probability 0, space 0, times 0 [ 68.354706][ T4718] CPU: 0 PID: 4718 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.357541][ T4718] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.360322][ T4718] Call trace: [ 68.361251][ T4718] dump_backtrace+0x0/0x43c [ 68.362474][ T4718] show_stack+0x2c/0x3c [ 68.363561][ T4718] __dump_stack+0x30/0x40 [ 68.364748][ T4718] dump_stack_lvl+0xf8/0x160 [ 68.365999][ T4718] dump_stack+0x1c/0x5c [ 68.367133][ T4718] should_fail+0x3c0/0x51c [ 68.368334][ T4718] __should_failslab+0xbc/0x10c [ 68.369750][ T4718] should_failslab+0x10/0x28 [ 68.371053][ T4718] slab_pre_alloc_hook+0x64/0xec [ 68.372451][ T4718] __kmalloc_track_caller+0x74/0x370 [ 68.373933][ T4718] kstrdup+0xe4/0x15c [ 68.375037][ T4718] kstrdup_const+0x54/0x6c [ 68.376306][ T4718] kvasprintf_const+0x118/0x2d0 [ 68.377689][ T4718] kobject_set_name_vargs+0xcc/0x1b4 [ 68.379175][ T4718] dev_set_name+0xd8/0x124 [ 68.380395][ T4718] device_add_disk+0x258/0xad0 [ 68.381691][ T4718] loop_add+0x510/0x6e0 [ 68.382899][ T4718] loop_control_ioctl+0x128/0x4d0 [ 68.384363][ T4718] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.385732][ T4718] invoke_syscall+0x98/0x2b8 [ 68.387030][ T4718] el0_svc_common+0x138/0x258 [ 68.388330][ T4718] do_el0_svc+0x58/0x14c [ 68.389580][ T4718] el0_svc+0x78/0x1e0 [ 68.390761][ T4718] el0t_64_sync_handler+0xcc/0xe4 [ 68.392108][ T4718] el0t_64_sync+0x1a0/0x1a4 [ 68.422680][ T4724] FAULT_INJECTION: forcing a failure. [ 68.422680][ T4724] name failslab, interval 1, probability 0, space 0, times 0 [ 68.427375][ T4724] CPU: 0 PID: 4724 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.430176][ T4724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.433039][ T4724] Call trace: [ 68.433946][ T4724] dump_backtrace+0x0/0x43c [ 68.435158][ T4724] show_stack+0x2c/0x3c [ 68.436313][ T4724] __dump_stack+0x30/0x40 [ 68.437528][ T4724] dump_stack_lvl+0xf8/0x160 [ 68.438772][ T4724] dump_stack+0x1c/0x5c [ 68.439945][ T4724] should_fail+0x3c0/0x51c [ 68.441117][ T4724] __should_failslab+0xbc/0x10c [ 68.442477][ T4724] should_failslab+0x10/0x28 [ 68.443750][ T4724] slab_pre_alloc_hook+0x64/0xec [ 68.445098][ T4724] kmem_cache_alloc_trace+0x98/0x3fc [ 68.446613][ T4724] rand_initialize_disk+0x58/0xb8 [ 68.448035][ T4724] __alloc_disk_node+0x284/0x434 [ 68.449397][ T4724] __blk_mq_alloc_disk+0xe8/0x154 [ 68.450768][ T4724] loop_add+0x240/0x6e0 [ 68.451941][ T4724] loop_control_ioctl+0x128/0x4d0 [ 68.453381][ T4724] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.454693][ T4724] invoke_syscall+0x98/0x2b8 [ 68.455995][ T4724] el0_svc_common+0x138/0x258 [ 68.457249][ T4724] do_el0_svc+0x58/0x14c [ 68.458453][ T4724] el0_svc+0x78/0x1e0 [ 68.459537][ T4724] el0t_64_sync_handler+0xcc/0xe4 [ 68.460923][ T4724] el0t_64_sync+0x1a0/0x1a4 [ 68.507418][ T4731] FAULT_INJECTION: forcing a failure. [ 68.507418][ T4731] name failslab, interval 1, probability 0, space 0, times 0 [ 68.510954][ T4731] CPU: 1 PID: 4731 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.513706][ T4731] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.516560][ T4731] Call trace: [ 68.517499][ T4731] dump_backtrace+0x0/0x43c [ 68.518652][ T4731] show_stack+0x2c/0x3c [ 68.519800][ T4731] __dump_stack+0x30/0x40 [ 68.520973][ T4731] dump_stack_lvl+0xf8/0x160 [ 68.522255][ T4731] dump_stack+0x1c/0x5c [ 68.523392][ T4731] should_fail+0x3c0/0x51c [ 68.524654][ T4731] __should_failslab+0xbc/0x10c [ 68.526007][ T4731] should_failslab+0x10/0x28 [ 68.527283][ T4731] slab_pre_alloc_hook+0x64/0xec [ 68.528700][ T4731] kmem_cache_alloc+0x94/0x3e4 [ 68.530028][ T4731] __debug_object_init+0x670/0x98c [ 68.531438][ T4731] debug_object_init+0x20/0x2c [ 68.532756][ T4731] __init_work+0x58/0x68 [ 68.533906][ T4731] wb_init+0x3dc/0x6ec [ 68.535020][ T4731] bdi_init+0x1b4/0x2f4 [ 68.536140][ T4731] bdi_alloc+0x6c/0x144 [ 68.537299][ T4731] __alloc_disk_node+0x8c/0x434 [ 68.538644][ T4731] __blk_mq_alloc_disk+0xe8/0x154 [ 68.540010][ T4731] loop_add+0x240/0x6e0 [ 68.541185][ T4731] loop_control_ioctl+0x128/0x4d0 [ 68.542624][ T4731] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.544029][ T4731] invoke_syscall+0x98/0x2b8 [ 68.545309][ T4731] el0_svc_common+0x138/0x258 [ 68.546649][ T4731] do_el0_svc+0x58/0x14c [ 68.547807][ T4731] el0_svc+0x78/0x1e0 [ 68.548872][ T4731] el0t_64_sync_handler+0xcc/0xe4 [ 68.550243][ T4731] el0t_64_sync+0x1a0/0x1a4 [ 68.601246][ T4735] FAULT_INJECTION: forcing a failure. [ 68.601246][ T4735] name failslab, interval 1, probability 0, space 0, times 0 [ 68.606136][ T4735] CPU: 0 PID: 4735 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.608966][ T4735] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.611851][ T4735] Call trace: [ 68.612740][ T4735] dump_backtrace+0x0/0x43c [ 68.613991][ T4735] show_stack+0x2c/0x3c [ 68.615129][ T4735] __dump_stack+0x30/0x40 [ 68.616313][ T4735] dump_stack_lvl+0xf8/0x160 [ 68.617601][ T4735] dump_stack+0x1c/0x5c [ 68.618757][ T4735] should_fail+0x3c0/0x51c [ 68.620036][ T4735] __should_failslab+0xbc/0x10c [ 68.621394][ T4735] should_failslab+0x10/0x28 [ 68.622697][ T4735] slab_pre_alloc_hook+0x64/0xec [ 68.624092][ T4735] kmem_cache_alloc_trace+0x98/0x3fc [ 68.625607][ T4735] rand_initialize_disk+0x58/0xb8 [ 68.626981][ T4735] __alloc_disk_node+0x284/0x434 [ 68.628325][ T4735] __blk_mq_alloc_disk+0xe8/0x154 [ 68.629734][ T4735] loop_add+0x240/0x6e0 [ 68.630861][ T4735] loop_control_ioctl+0x128/0x4d0 [ 68.633084][ T4735] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.634528][ T4735] invoke_syscall+0x98/0x2b8 [ 68.635795][ T4735] el0_svc_common+0x138/0x258 [ 68.637052][ T4735] do_el0_svc+0x58/0x14c [ 68.638217][ T4735] el0_svc+0x78/0x1e0 [ 68.639321][ T4735] el0t_64_sync_handler+0xcc/0xe4 [ 68.640729][ T4735] el0t_64_sync+0x1a0/0x1a4 [ 68.687054][ T4742] FAULT_INJECTION: forcing a failure. [ 68.687054][ T4742] name failslab, interval 1, probability 0, space 0, times 0 [ 68.690617][ T4742] CPU: 0 PID: 4742 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.693248][ T4742] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.695945][ T4742] Call trace: [ 68.696856][ T4742] dump_backtrace+0x0/0x43c [ 68.698103][ T4742] show_stack+0x2c/0x3c [ 68.699281][ T4742] __dump_stack+0x30/0x40 [ 68.700495][ T4742] dump_stack_lvl+0xf8/0x160 [ 68.701723][ T4742] dump_stack+0x1c/0x5c [ 68.702898][ T4742] should_fail+0x3c0/0x51c [ 68.704176][ T4742] __should_failslab+0xbc/0x10c [ 68.705509][ T4742] should_failslab+0x10/0x28 [ 68.706769][ T4742] slab_pre_alloc_hook+0x64/0xec [ 68.708134][ T4742] kmem_cache_alloc_node_trace+0x9c/0x438 [ 68.709734][ T4742] iolatency_pd_alloc+0xac/0x164 [ 68.711109][ T4742] blkcg_activate_policy+0x204/0xa8c [ 68.712668][ T4742] blk_iolatency_init+0x22c/0x430 [ 68.714122][ T4742] blkcg_init_queue+0x3f0/0x484 [ 68.715506][ T4742] blk_alloc_queue+0x3cc/0x4a0 [ 68.716783][ T4742] __blk_mq_alloc_disk+0x5c/0x154 [ 68.718124][ T4742] loop_add+0x240/0x6e0 [ 68.719244][ T4742] loop_control_ioctl+0x128/0x4d0 [ 68.720627][ T4742] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.722011][ T4742] invoke_syscall+0x98/0x2b8 [ 68.723289][ T4742] el0_svc_common+0x138/0x258 [ 68.724610][ T4742] do_el0_svc+0x58/0x14c [ 68.725795][ T4742] el0_svc+0x78/0x1e0 [ 68.726943][ T4742] el0t_64_sync_handler+0xcc/0xe4 [ 68.728326][ T4742] el0t_64_sync+0x1a0/0x1a4 [ 68.787855][ T4750] FAULT_INJECTION: forcing a failure. [ 68.787855][ T4750] name failslab, interval 1, probability 0, space 0, times 0 [ 68.791606][ T4750] CPU: 0 PID: 4750 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.794363][ T4750] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.797048][ T4750] Call trace: [ 68.797917][ T4750] dump_backtrace+0x0/0x43c [ 68.799198][ T4750] show_stack+0x2c/0x3c [ 68.800328][ T4750] __dump_stack+0x30/0x40 [ 68.801565][ T4750] dump_stack_lvl+0xf8/0x160 [ 68.802791][ T4750] dump_stack+0x1c/0x5c [ 68.804017][ T4750] should_fail+0x3c0/0x51c [ 68.805263][ T4750] __should_failslab+0xbc/0x10c [ 68.806594][ T4750] should_failslab+0x10/0x28 [ 68.807921][ T4750] slab_pre_alloc_hook+0x64/0xec [ 68.809289][ T4750] kmem_cache_alloc_trace+0x98/0x3fc [ 68.810738][ T4750] device_add+0xbc/0xf94 [ 68.811898][ T4750] device_add_disk+0x2d0/0xad0 [ 68.813243][ T4750] loop_add+0x510/0x6e0 [ 68.814492][ T4750] loop_control_ioctl+0x128/0x4d0 [ 68.815845][ T4750] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.817234][ T4750] invoke_syscall+0x98/0x2b8 [ 68.818538][ T4750] el0_svc_common+0x138/0x258 [ 68.819849][ T4750] do_el0_svc+0x58/0x14c [ 68.821008][ T4750] el0_svc+0x78/0x1e0 [ 68.822064][ T4750] el0t_64_sync_handler+0xcc/0xe4 [ 68.823431][ T4750] el0t_64_sync+0x1a0/0x1a4 [ 68.862780][ T4757] FAULT_INJECTION: forcing a failure. [ 68.862780][ T4757] name failslab, interval 1, probability 0, space 0, times 0 [ 68.866257][ T4757] CPU: 1 PID: 4757 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.868903][ T4757] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.871627][ T4757] Call trace: [ 68.872512][ T4757] dump_backtrace+0x0/0x43c [ 68.873729][ T4757] show_stack+0x2c/0x3c [ 68.874864][ T4757] __dump_stack+0x30/0x40 [ 68.876043][ T4757] dump_stack_lvl+0xf8/0x160 [ 68.877321][ T4757] dump_stack+0x1c/0x5c [ 68.878457][ T4757] should_fail+0x3c0/0x51c [ 68.879665][ T4757] __should_failslab+0xbc/0x10c [ 68.881046][ T4757] should_failslab+0x10/0x28 [ 68.882278][ T4757] slab_pre_alloc_hook+0x64/0xec [ 68.883677][ T4757] kmem_cache_alloc_node_trace+0x9c/0x438 [ 68.885247][ T4757] iolatency_pd_alloc+0xac/0x164 [ 68.886596][ T4757] blkcg_activate_policy+0x204/0xa8c [ 68.888010][ T4757] blk_iolatency_init+0x22c/0x430 [ 68.889385][ T4757] blkcg_init_queue+0x3f0/0x484 [ 68.890714][ T4757] blk_alloc_queue+0x3cc/0x4a0 [ 68.892039][ T4757] __blk_mq_alloc_disk+0x5c/0x154 [ 68.893487][ T4757] loop_add+0x240/0x6e0 [ 68.894643][ T4757] loop_control_ioctl+0x128/0x4d0 [ 68.896003][ T4757] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.897353][ T4757] invoke_syscall+0x98/0x2b8 [ 68.898620][ T4757] el0_svc_common+0x138/0x258 [ 68.899893][ T4757] do_el0_svc+0x58/0x14c [ 68.901012][ T4757] el0_svc+0x78/0x1e0 [ 68.902165][ T4757] el0t_64_sync_handler+0xcc/0xe4 [ 68.903574][ T4757] el0t_64_sync+0x1a0/0x1a4 [ 68.956162][ T4763] FAULT_INJECTION: forcing a failure. [ 68.956162][ T4763] name failslab, interval 1, probability 0, space 0, times 0 [ 68.959865][ T4763] CPU: 0 PID: 4763 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 68.962657][ T4763] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 68.965558][ T4763] Call trace: [ 68.966449][ T4763] dump_backtrace+0x0/0x43c [ 68.967712][ T4763] show_stack+0x2c/0x3c [ 68.968865][ T4763] __dump_stack+0x30/0x40 [ 68.970096][ T4763] dump_stack_lvl+0xf8/0x160 [ 68.971380][ T4763] dump_stack+0x1c/0x5c [ 68.972544][ T4763] should_fail+0x3c0/0x51c [ 68.973801][ T4763] __should_failslab+0xbc/0x10c [ 68.975130][ T4763] should_failslab+0x10/0x28 [ 68.976497][ T4763] slab_pre_alloc_hook+0x64/0xec [ 68.977852][ T4763] kmem_cache_alloc_trace+0x98/0x3fc [ 68.979324][ T4763] device_add+0xbc/0xf94 [ 68.980598][ T4763] device_add_disk+0x2d0/0xad0 [ 68.981932][ T4763] loop_add+0x510/0x6e0 [ 68.983049][ T4763] loop_control_ioctl+0x128/0x4d0 [ 68.984445][ T4763] __arm64_sys_ioctl+0x14c/0x1c8 [ 68.985807][ T4763] invoke_syscall+0x98/0x2b8 [ 68.987082][ T4763] el0_svc_common+0x138/0x258 [ 68.988338][ T4763] do_el0_svc+0x58/0x14c [ 68.989497][ T4763] el0_svc+0x78/0x1e0 [ 68.990590][ T4763] el0t_64_sync_handler+0xcc/0xe4 [ 68.992010][ T4763] el0t_64_sync+0x1a0/0x1a4 [ 69.027401][ T4769] FAULT_INJECTION: forcing a failure. [ 69.027401][ T4769] name failslab, interval 1, probability 0, space 0, times 0 [ 69.030963][ T4769] CPU: 0 PID: 4769 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.033573][ T4769] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.036307][ T4769] Call trace: [ 69.037218][ T4769] dump_backtrace+0x0/0x43c [ 69.038446][ T4769] show_stack+0x2c/0x3c [ 69.039567][ T4769] __dump_stack+0x30/0x40 [ 69.040804][ T4769] dump_stack_lvl+0xf8/0x160 [ 69.042043][ T4769] dump_stack+0x1c/0x5c [ 69.043246][ T4769] should_fail+0x3c0/0x51c [ 69.044436][ T4769] __should_failslab+0xbc/0x10c [ 69.045774][ T4769] should_failslab+0x10/0x28 [ 69.047027][ T4769] slab_pre_alloc_hook+0x64/0xec [ 69.048337][ T4769] kmem_cache_alloc_trace+0x98/0x3fc [ 69.049843][ T4769] rand_initialize_disk+0x58/0xb8 [ 69.051273][ T4769] __alloc_disk_node+0x284/0x434 [ 69.052674][ T4769] __blk_mq_alloc_disk+0xe8/0x154 [ 69.054110][ T4769] loop_add+0x240/0x6e0 [ 69.055266][ T4769] loop_control_ioctl+0x128/0x4d0 [ 69.056689][ T4769] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.058097][ T4769] invoke_syscall+0x98/0x2b8 [ 69.059482][ T4769] el0_svc_common+0x138/0x258 [ 69.060751][ T4769] do_el0_svc+0x58/0x14c [ 69.061888][ T4769] el0_svc+0x78/0x1e0 [ 69.062997][ T4769] el0t_64_sync_handler+0xcc/0xe4 [ 69.064439][ T4769] el0t_64_sync+0x1a0/0x1a4 [ 69.066002][ T3616] Bluetooth: hci0: command 0x040f tx timeout [ 69.113136][ T4776] FAULT_INJECTION: forcing a failure. [ 69.113136][ T4776] name failslab, interval 1, probability 0, space 0, times 0 [ 69.116719][ T4776] CPU: 1 PID: 4776 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.119456][ T4776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.122316][ T4776] Call trace: [ 69.123222][ T4776] dump_backtrace+0x0/0x43c [ 69.124483][ T4776] show_stack+0x2c/0x3c [ 69.125658][ T4776] __dump_stack+0x30/0x40 [ 69.126863][ T4776] dump_stack_lvl+0xf8/0x160 [ 69.128130][ T4776] dump_stack+0x1c/0x5c [ 69.129284][ T4776] should_fail+0x3c0/0x51c [ 69.130488][ T4776] __should_failslab+0xbc/0x10c [ 69.131792][ T4776] should_failslab+0x10/0x28 [ 69.133051][ T4776] slab_pre_alloc_hook+0x64/0xec [ 69.134442][ T4776] kmem_cache_alloc_node_trace+0x9c/0x438 [ 69.136067][ T4776] iolatency_pd_alloc+0xac/0x164 [ 69.137451][ T4776] blkcg_activate_policy+0x204/0xa8c [ 69.138905][ T4776] blk_iolatency_init+0x22c/0x430 [ 69.140254][ T4776] blkcg_init_queue+0x3f0/0x484 [ 69.141577][ T4776] blk_alloc_queue+0x3cc/0x4a0 [ 69.142873][ T4776] __blk_mq_alloc_disk+0x5c/0x154 [ 69.144231][ T4776] loop_add+0x240/0x6e0 [ 69.145377][ T4776] loop_control_ioctl+0x128/0x4d0 [ 69.146753][ T4776] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.148116][ T4776] invoke_syscall+0x98/0x2b8 [ 69.149437][ T4776] el0_svc_common+0x138/0x258 [ 69.150748][ T4776] do_el0_svc+0x58/0x14c [ 69.151981][ T4776] el0_svc+0x78/0x1e0 [ 69.153061][ T4776] el0t_64_sync_handler+0xcc/0xe4 [ 69.154490][ T4776] el0t_64_sync+0x1a0/0x1a4 [ 69.218329][ T4781] FAULT_INJECTION: forcing a failure. [ 69.218329][ T4781] name failslab, interval 1, probability 0, space 0, times 0 [ 69.223434][ T4781] CPU: 1 PID: 4781 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.226241][ T4781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.228985][ T4781] Call trace: [ 69.229875][ T4781] dump_backtrace+0x0/0x43c [ 69.231107][ T4781] show_stack+0x2c/0x3c [ 69.232277][ T4781] __dump_stack+0x30/0x40 [ 69.233539][ T4781] dump_stack_lvl+0xf8/0x160 [ 69.234808][ T4781] dump_stack+0x1c/0x5c [ 69.235984][ T4781] should_fail+0x3c0/0x51c [ 69.237250][ T4781] __should_failslab+0xbc/0x10c [ 69.238646][ T4781] should_failslab+0x10/0x28 [ 69.239900][ T4781] slab_pre_alloc_hook+0x64/0xec [ 69.241300][ T4781] kmem_cache_alloc_trace+0x98/0x3fc [ 69.242811][ T4781] device_add+0xbc/0xf94 [ 69.243932][ T4781] device_add_disk+0x2d0/0xad0 [ 69.245217][ T4781] loop_add+0x510/0x6e0 [ 69.246383][ T4781] loop_control_ioctl+0x128/0x4d0 [ 69.247805][ T4781] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.249087][ T4781] invoke_syscall+0x98/0x2b8 [ 69.250487][ T4781] el0_svc_common+0x138/0x258 [ 69.251738][ T4781] do_el0_svc+0x58/0x14c [ 69.252875][ T4781] el0_svc+0x78/0x1e0 [ 69.253971][ T4781] el0t_64_sync_handler+0xcc/0xe4 [ 69.255332][ T4781] el0t_64_sync+0x1a0/0x1a4 [ 69.286050][ T4787] FAULT_INJECTION: forcing a failure. [ 69.286050][ T4787] name failslab, interval 1, probability 0, space 0, times 0 [ 69.290013][ T4787] CPU: 1 PID: 4787 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.292877][ T4787] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.295759][ T4787] Call trace: [ 69.296678][ T4787] dump_backtrace+0x0/0x43c [ 69.297957][ T4787] show_stack+0x2c/0x3c [ 69.299129][ T4787] __dump_stack+0x30/0x40 [ 69.300404][ T4787] dump_stack_lvl+0xf8/0x160 [ 69.301689][ T4787] dump_stack+0x1c/0x5c [ 69.302805][ T4787] should_fail+0x3c0/0x51c [ 69.304001][ T4787] __should_failslab+0xbc/0x10c [ 69.305368][ T4787] should_failslab+0x10/0x28 [ 69.306603][ T4787] slab_pre_alloc_hook+0x64/0xec [ 69.307995][ T4787] kmem_cache_alloc_trace+0x98/0x3fc [ 69.309461][ T4787] device_add+0xbc/0xf94 [ 69.310640][ T4787] device_add_disk+0x2d0/0xad0 [ 69.311938][ T4787] loop_add+0x510/0x6e0 [ 69.313198][ T4787] loop_control_ioctl+0x128/0x4d0 [ 69.314680][ T4787] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.316010][ T4787] invoke_syscall+0x98/0x2b8 [ 69.317670][ T4787] el0_svc_common+0x138/0x258 [ 69.319053][ T4787] do_el0_svc+0x58/0x14c [ 69.320228][ T4787] el0_svc+0x78/0x1e0 [ 69.321351][ T4787] el0t_64_sync_handler+0xcc/0xe4 [ 69.322725][ T4787] el0t_64_sync+0x1a0/0x1a4 [ 69.358298][ T4792] FAULT_INJECTION: forcing a failure. [ 69.358298][ T4792] name failslab, interval 1, probability 0, space 0, times 0 [ 69.362023][ T4792] CPU: 0 PID: 4792 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.364802][ T4792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.367450][ T4792] Call trace: [ 69.368360][ T4792] dump_backtrace+0x0/0x43c [ 69.369644][ T4792] show_stack+0x2c/0x3c [ 69.370829][ T4792] __dump_stack+0x30/0x40 [ 69.372027][ T4792] dump_stack_lvl+0xf8/0x160 [ 69.373288][ T4792] dump_stack+0x1c/0x5c [ 69.374498][ T4792] should_fail+0x3c0/0x51c [ 69.375686][ T4792] __should_failslab+0xbc/0x10c [ 69.377016][ T4792] should_failslab+0x10/0x28 [ 69.378280][ T4792] slab_pre_alloc_hook+0x64/0xec [ 69.379683][ T4792] __kmalloc_track_caller+0x74/0x370 [ 69.381083][ T4792] kstrdup+0xe4/0x15c [ 69.382173][ T4792] kstrdup_const+0x54/0x6c [ 69.383410][ T4792] kvasprintf_const+0x118/0x2d0 [ 69.384803][ T4792] kobject_set_name_vargs+0xcc/0x1b4 [ 69.386306][ T4792] dev_set_name+0xd8/0x124 [ 69.387566][ T4792] device_add_disk+0x258/0xad0 [ 69.388836][ T4792] loop_add+0x510/0x6e0 [ 69.389964][ T4792] loop_control_ioctl+0x128/0x4d0 [ 69.391425][ T4792] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.392743][ T4792] invoke_syscall+0x98/0x2b8 [ 69.393997][ T4792] el0_svc_common+0x138/0x258 [ 69.395269][ T4792] do_el0_svc+0x58/0x14c [ 69.396439][ T4792] el0_svc+0x78/0x1e0 [ 69.397507][ T4792] el0t_64_sync_handler+0xcc/0xe4 [ 69.398893][ T4792] el0t_64_sync+0x1a0/0x1a4 [ 69.430530][ T4799] FAULT_INJECTION: forcing a failure. [ 69.430530][ T4799] name failslab, interval 1, probability 0, space 0, times 0 [ 69.434095][ T4799] CPU: 1 PID: 4799 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.436870][ T4799] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.439618][ T4799] Call trace: [ 69.440538][ T4799] dump_backtrace+0x0/0x43c [ 69.441835][ T4799] show_stack+0x2c/0x3c [ 69.443013][ T4799] __dump_stack+0x30/0x40 [ 69.444196][ T4799] dump_stack_lvl+0xf8/0x160 [ 69.445441][ T4799] dump_stack+0x1c/0x5c [ 69.446624][ T4799] should_fail+0x3c0/0x51c [ 69.447817][ T4799] __should_failslab+0xbc/0x10c [ 69.449135][ T4799] should_failslab+0x10/0x28 [ 69.450392][ T4799] slab_pre_alloc_hook+0x64/0xec [ 69.451747][ T4799] kmem_cache_alloc_node_trace+0x9c/0x438 [ 69.453339][ T4799] iolatency_pd_alloc+0xac/0x164 [ 69.454756][ T4799] blkcg_activate_policy+0x204/0xa8c [ 69.456219][ T4799] blk_iolatency_init+0x22c/0x430 [ 69.457699][ T4799] blkcg_init_queue+0x3f0/0x484 [ 69.459060][ T4799] blk_alloc_queue+0x3cc/0x4a0 [ 69.460422][ T4799] __blk_mq_alloc_disk+0x5c/0x154 [ 69.461849][ T4799] loop_add+0x240/0x6e0 [ 69.463003][ T4799] loop_control_ioctl+0x128/0x4d0 [ 69.464469][ T4799] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.465893][ T4799] invoke_syscall+0x98/0x2b8 [ 69.467171][ T4799] el0_svc_common+0x138/0x258 [ 69.468462][ T4799] do_el0_svc+0x58/0x14c [ 69.469642][ T4799] el0_svc+0x78/0x1e0 [ 69.470771][ T4799] el0t_64_sync_handler+0xcc/0xe4 [ 69.472189][ T4799] el0t_64_sync+0x1a0/0x1a4 [ 69.517090][ T4806] FAULT_INJECTION: forcing a failure. [ 69.517090][ T4806] name failslab, interval 1, probability 0, space 0, times 0 [ 69.521939][ T4806] CPU: 1 PID: 4806 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.524787][ T4806] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.527600][ T4806] Call trace: [ 69.528502][ T4806] dump_backtrace+0x0/0x43c [ 69.529751][ T4806] show_stack+0x2c/0x3c [ 69.530966][ T4806] __dump_stack+0x30/0x40 [ 69.532255][ T4806] dump_stack_lvl+0xf8/0x160 [ 69.533536][ T4806] dump_stack+0x1c/0x5c [ 69.534667][ T4806] should_fail+0x3c0/0x51c [ 69.535891][ T4806] __should_failslab+0xbc/0x10c [ 69.537238][ T4806] should_failslab+0x10/0x28 [ 69.538597][ T4806] slab_pre_alloc_hook+0x64/0xec [ 69.539975][ T4806] kmem_cache_alloc_trace+0x98/0x3fc [ 69.541466][ T4806] device_add+0xbc/0xf94 [ 69.542661][ T4806] device_add_disk+0x2d0/0xad0 [ 69.543919][ T4806] loop_add+0x510/0x6e0 [ 69.545079][ T4806] loop_control_ioctl+0x128/0x4d0 [ 69.546520][ T4806] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.547938][ T4806] invoke_syscall+0x98/0x2b8 [ 69.549245][ T4806] el0_svc_common+0x138/0x258 [ 69.550580][ T4806] do_el0_svc+0x58/0x14c [ 69.551761][ T4806] el0_svc+0x78/0x1e0 [ 69.552854][ T4806] el0t_64_sync_handler+0xcc/0xe4 [ 69.554254][ T4806] el0t_64_sync+0x1a0/0x1a4 [ 69.595407][ T4811] FAULT_INJECTION: forcing a failure. [ 69.595407][ T4811] name failslab, interval 1, probability 0, space 0, times 0 [ 69.598869][ T4811] CPU: 0 PID: 4811 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.601537][ T4811] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.604319][ T4811] Call trace: [ 69.605223][ T4811] dump_backtrace+0x0/0x43c [ 69.606495][ T4811] show_stack+0x2c/0x3c [ 69.607707][ T4811] __dump_stack+0x30/0x40 [ 69.608889][ T4811] dump_stack_lvl+0xf8/0x160 [ 69.610155][ T4811] dump_stack+0x1c/0x5c [ 69.611337][ T4811] should_fail+0x3c0/0x51c [ 69.612582][ T4811] __should_failslab+0xbc/0x10c [ 69.614013][ T4811] should_failslab+0x10/0x28 [ 69.615362][ T4811] slab_pre_alloc_hook+0x64/0xec [ 69.616720][ T4811] kmem_cache_alloc+0x94/0x3e4 [ 69.618101][ T4811] security_inode_alloc+0x38/0x11c [ 69.619576][ T4811] inode_init_always+0x670/0xa84 [ 69.620969][ T4811] new_inode_pseudo+0x7c/0x1fc [ 69.622338][ T4811] new_inode+0x38/0x174 [ 69.623496][ T4811] bdev_alloc+0x30/0x1f8 [ 69.624739][ T4811] __alloc_disk_node+0xbc/0x434 [ 69.626109][ T4811] __blk_mq_alloc_disk+0xe8/0x154 [ 69.627535][ T4811] loop_add+0x240/0x6e0 [ 69.628721][ T4811] loop_control_ioctl+0x128/0x4d0 [ 69.630194][ T4811] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.631592][ T4811] invoke_syscall+0x98/0x2b8 [ 69.632943][ T4811] el0_svc_common+0x138/0x258 [ 69.634245][ T4811] do_el0_svc+0x58/0x14c [ 69.635432][ T4811] el0_svc+0x78/0x1e0 [ 69.636536][ T4811] el0t_64_sync_handler+0xcc/0xe4 [ 69.637903][ T4811] el0t_64_sync+0x1a0/0x1a4 [ 69.676402][ T2056] ieee802154 phy0 wpan0: encryption failed: -22 [ 69.678291][ T2056] ieee802154 phy1 wpan1: encryption failed: -22 [ 69.678953][ T4818] FAULT_INJECTION: forcing a failure. [ 69.678953][ T4818] name failslab, interval 1, probability 0, space 0, times 0 [ 69.684243][ T4818] CPU: 1 PID: 4818 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.686964][ T4818] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.689821][ T4818] Call trace: [ 69.690773][ T4818] dump_backtrace+0x0/0x43c [ 69.692047][ T4818] show_stack+0x2c/0x3c [ 69.693218][ T4818] __dump_stack+0x30/0x40 [ 69.694445][ T4818] dump_stack_lvl+0xf8/0x160 [ 69.695696][ T4818] dump_stack+0x1c/0x5c [ 69.696951][ T4818] should_fail+0x3c0/0x51c [ 69.698162][ T4818] __should_failslab+0xbc/0x10c [ 69.699567][ T4818] should_failslab+0x10/0x28 [ 69.700857][ T4818] slab_pre_alloc_hook+0x64/0xec [ 69.702251][ T4818] kmem_cache_alloc_trace+0x98/0x3fc [ 69.703782][ T4818] device_add+0xbc/0xf94 [ 69.704942][ T4818] device_add_disk+0x2d0/0xad0 [ 69.706314][ T4818] loop_add+0x510/0x6e0 [ 69.707469][ T4818] loop_control_ioctl+0x128/0x4d0 [ 69.708887][ T4818] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.710314][ T4818] invoke_syscall+0x98/0x2b8 [ 69.711605][ T4818] el0_svc_common+0x138/0x258 [ 69.712854][ T4818] do_el0_svc+0x58/0x14c [ 69.714121][ T4818] el0_svc+0x78/0x1e0 [ 69.715221][ T4818] el0t_64_sync_handler+0xcc/0xe4 [ 69.716637][ T4818] el0t_64_sync+0x1a0/0x1a4 [ 69.749906][ T4824] FAULT_INJECTION: forcing a failure. [ 69.749906][ T4824] name failslab, interval 1, probability 0, space 0, times 0 [ 69.753560][ T4824] CPU: 1 PID: 4824 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.756350][ T4824] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.759118][ T4824] Call trace: [ 69.759987][ T4824] dump_backtrace+0x0/0x43c [ 69.761237][ T4824] show_stack+0x2c/0x3c [ 69.762393][ T4824] __dump_stack+0x30/0x40 [ 69.763580][ T4824] dump_stack_lvl+0xf8/0x160 [ 69.764845][ T4824] dump_stack+0x1c/0x5c [ 69.765964][ T4824] should_fail+0x3c0/0x51c [ 69.767190][ T4824] __should_failslab+0xbc/0x10c [ 69.768518][ T4824] should_failslab+0x10/0x28 [ 69.769831][ T4824] slab_pre_alloc_hook+0x64/0xec [ 69.771265][ T4824] __kmalloc_track_caller+0x74/0x370 [ 69.772658][ T4824] kstrdup+0xe4/0x15c [ 69.773774][ T4824] kstrdup_const+0x54/0x6c [ 69.774987][ T4824] kvasprintf_const+0x118/0x2d0 [ 69.776355][ T4824] kobject_set_name_vargs+0xcc/0x1b4 [ 69.777779][ T4824] dev_set_name+0xd8/0x124 [ 69.779000][ T4824] device_add_disk+0x258/0xad0 [ 69.780322][ T4824] loop_add+0x510/0x6e0 [ 69.781476][ T4824] loop_control_ioctl+0x128/0x4d0 [ 69.782934][ T4824] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.784272][ T4824] invoke_syscall+0x98/0x2b8 [ 69.785590][ T4824] el0_svc_common+0x138/0x258 [ 69.786867][ T4824] do_el0_svc+0x58/0x14c [ 69.788156][ T4824] el0_svc+0x78/0x1e0 [ 69.789290][ T4824] el0t_64_sync_handler+0xcc/0xe4 [ 69.790677][ T4824] el0t_64_sync+0x1a0/0x1a4 [ 69.818517][ T4829] FAULT_INJECTION: forcing a failure. [ 69.818517][ T4829] name failslab, interval 1, probability 0, space 0, times 0 [ 69.822075][ T4829] CPU: 1 PID: 4829 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.824758][ T4829] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.827483][ T4829] Call trace: [ 69.828394][ T4829] dump_backtrace+0x0/0x43c [ 69.829642][ T4829] show_stack+0x2c/0x3c [ 69.830825][ T4829] __dump_stack+0x30/0x40 [ 69.832033][ T4829] dump_stack_lvl+0xf8/0x160 [ 69.833302][ T4829] dump_stack+0x1c/0x5c [ 69.834443][ T4829] should_fail+0x3c0/0x51c [ 69.835627][ T4829] __should_failslab+0xbc/0x10c [ 69.836986][ T4829] should_failslab+0x10/0x28 [ 69.838177][ T4829] slab_pre_alloc_hook+0x64/0xec [ 69.839562][ T4829] kmem_cache_alloc+0x94/0x3e4 [ 69.840928][ T4829] security_inode_alloc+0x38/0x11c [ 69.842264][ T4829] inode_init_always+0x670/0xa84 [ 69.843584][ T4829] new_inode_pseudo+0x7c/0x1fc [ 69.844882][ T4829] new_inode+0x38/0x174 [ 69.845995][ T4829] bdev_alloc+0x30/0x1f8 [ 69.847117][ T4829] __alloc_disk_node+0xbc/0x434 [ 69.848515][ T4829] __blk_mq_alloc_disk+0xe8/0x154 [ 69.849898][ T4829] loop_add+0x240/0x6e0 [ 69.851024][ T4829] loop_control_ioctl+0x128/0x4d0 [ 69.852411][ T4829] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.853715][ T4829] invoke_syscall+0x98/0x2b8 [ 69.854946][ T4829] el0_svc_common+0x138/0x258 [ 69.856234][ T4829] do_el0_svc+0x58/0x14c [ 69.857469][ T4829] el0_svc+0x78/0x1e0 [ 69.858534][ T4829] el0t_64_sync_handler+0xcc/0xe4 [ 69.859919][ T4829] el0t_64_sync+0x1a0/0x1a4 [ 69.897173][ T4832] FAULT_INJECTION: forcing a failure. [ 69.897173][ T4832] name failslab, interval 1, probability 0, space 0, times 0 [ 69.901414][ T4832] CPU: 0 PID: 4832 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.904232][ T4832] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.907132][ T4832] Call trace: [ 69.908086][ T4832] dump_backtrace+0x0/0x43c [ 69.909394][ T4832] show_stack+0x2c/0x3c [ 69.910569][ T4832] __dump_stack+0x30/0x40 [ 69.911813][ T4832] dump_stack_lvl+0xf8/0x160 [ 69.913008][ T4832] dump_stack+0x1c/0x5c [ 69.914170][ T4832] should_fail+0x3c0/0x51c [ 69.915430][ T4832] __should_failslab+0xbc/0x10c [ 69.916770][ T4832] should_failslab+0x10/0x28 [ 69.918037][ T4832] slab_pre_alloc_hook+0x64/0xec [ 69.919477][ T4832] kmem_cache_alloc_trace+0x98/0x3fc [ 69.920955][ T4832] device_add+0xbc/0xf94 [ 69.922169][ T4832] device_add_disk+0x2d0/0xad0 [ 69.923538][ T4832] loop_add+0x510/0x6e0 [ 69.924698][ T4832] loop_control_ioctl+0x128/0x4d0 [ 69.926144][ T4832] __arm64_sys_ioctl+0x14c/0x1c8 [ 69.927484][ T4832] invoke_syscall+0x98/0x2b8 [ 69.928832][ T4832] el0_svc_common+0x138/0x258 [ 69.930111][ T4832] do_el0_svc+0x58/0x14c [ 69.931272][ T4832] el0_svc+0x78/0x1e0 [ 69.932430][ T4832] el0t_64_sync_handler+0xcc/0xe4 [ 69.933759][ T4832] el0t_64_sync+0x1a0/0x1a4 [ 69.972406][ T4837] FAULT_INJECTION: forcing a failure. [ 69.972406][ T4837] name failslab, interval 1, probability 0, space 0, times 0 [ 69.977896][ T4837] CPU: 0 PID: 4837 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 69.980627][ T4837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 69.983419][ T4837] Call trace: [ 69.984295][ T4837] dump_backtrace+0x0/0x43c [ 69.985563][ T4837] show_stack+0x2c/0x3c [ 69.986714][ T4837] __dump_stack+0x30/0x40 [ 69.987891][ T4837] dump_stack_lvl+0xf8/0x160 [ 69.989152][ T4837] dump_stack+0x1c/0x5c [ 69.990291][ T4837] should_fail+0x3c0/0x51c [ 69.991549][ T4837] __should_failslab+0xbc/0x10c [ 69.992912][ T4837] should_failslab+0x10/0x28 [ 69.994161][ T4837] slab_pre_alloc_hook+0x64/0xec [ 69.995565][ T4837] kmem_cache_alloc+0x94/0x3e4 [ 69.996855][ T4837] __debug_object_init+0x684/0x98c [ 69.998258][ T4837] debug_object_init+0x20/0x2c [ 69.999576][ T4837] init_timer_key+0x54/0x418 [ 70.000828][ T4837] bdi_alloc+0x114/0x144 [ 70.002019][ T4837] __alloc_disk_node+0x8c/0x434 [ 70.003423][ T4837] __blk_mq_alloc_disk+0xe8/0x154 [ 70.004815][ T4837] loop_add+0x240/0x6e0 [ 70.005934][ T4837] loop_control_ioctl+0x128/0x4d0 [ 70.007318][ T4837] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.008731][ T4837] invoke_syscall+0x98/0x2b8 [ 70.010036][ T4837] el0_svc_common+0x138/0x258 [ 70.011339][ T4837] do_el0_svc+0x58/0x14c [ 70.012549][ T4837] el0_svc+0x78/0x1e0 [ 70.013692][ T4837] el0t_64_sync_handler+0xcc/0xe4 [ 70.015114][ T4837] el0t_64_sync+0x1a0/0x1a4 [ 70.061099][ T4845] FAULT_INJECTION: forcing a failure. [ 70.061099][ T4845] name failslab, interval 1, probability 0, space 0, times 0 [ 70.065226][ T4845] CPU: 0 PID: 4845 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.067957][ T4845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.070662][ T4845] Call trace: [ 70.071563][ T4845] dump_backtrace+0x0/0x43c [ 70.072825][ T4845] show_stack+0x2c/0x3c [ 70.073995][ T4845] __dump_stack+0x30/0x40 [ 70.075231][ T4845] dump_stack_lvl+0xf8/0x160 [ 70.076536][ T4845] dump_stack+0x1c/0x5c [ 70.077671][ T4845] should_fail+0x3c0/0x51c [ 70.078887][ T4845] __should_failslab+0xbc/0x10c [ 70.080212][ T4845] should_failslab+0x10/0x28 [ 70.081444][ T4845] slab_pre_alloc_hook+0x64/0xec [ 70.082864][ T4845] kmem_cache_alloc_trace+0x98/0x3fc [ 70.084322][ T4845] blk_iolatency_init+0x64/0x430 [ 70.085715][ T4845] blkcg_init_queue+0x3f0/0x484 [ 70.087105][ T4845] blk_alloc_queue+0x3cc/0x4a0 [ 70.088419][ T4845] __blk_mq_alloc_disk+0x5c/0x154 [ 70.089812][ T4845] loop_add+0x240/0x6e0 [ 70.091017][ T4845] loop_control_ioctl+0x128/0x4d0 [ 70.092464][ T4845] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.093844][ T4845] invoke_syscall+0x98/0x2b8 [ 70.095074][ T4845] el0_svc_common+0x138/0x258 [ 70.096363][ T4845] do_el0_svc+0x58/0x14c [ 70.097543][ T4845] el0_svc+0x78/0x1e0 [ 70.098633][ T4845] el0t_64_sync_handler+0xcc/0xe4 [ 70.100055][ T4845] el0t_64_sync+0x1a0/0x1a4 [ 70.120676][ T4849] FAULT_INJECTION: forcing a failure. [ 70.120676][ T4849] name failslab, interval 1, probability 0, space 0, times 0 [ 70.126170][ T4849] CPU: 0 PID: 4849 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.128898][ T4849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.131725][ T4849] Call trace: [ 70.132622][ T4849] dump_backtrace+0x0/0x43c [ 70.133850][ T4849] show_stack+0x2c/0x3c [ 70.135003][ T4849] __dump_stack+0x30/0x40 [ 70.136188][ T4849] dump_stack_lvl+0xf8/0x160 [ 70.137429][ T4849] dump_stack+0x1c/0x5c [ 70.138591][ T4849] should_fail+0x3c0/0x51c [ 70.139771][ T4849] __should_failslab+0xbc/0x10c [ 70.141121][ T4849] should_failslab+0x10/0x28 [ 70.142406][ T4849] slab_pre_alloc_hook+0x64/0xec [ 70.143815][ T4849] kmem_cache_alloc_trace+0x98/0x3fc [ 70.145305][ T4849] device_add+0xbc/0xf94 [ 70.146449][ T4849] device_add_disk+0x2d0/0xad0 [ 70.147771][ T4849] loop_add+0x510/0x6e0 [ 70.148932][ T4849] loop_control_ioctl+0x128/0x4d0 [ 70.150320][ T4849] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.151732][ T4849] invoke_syscall+0x98/0x2b8 [ 70.152987][ T4849] el0_svc_common+0x138/0x258 [ 70.154266][ T4849] do_el0_svc+0x58/0x14c [ 70.155469][ T4849] el0_svc+0x78/0x1e0 [ 70.156547][ T4849] el0t_64_sync_handler+0xcc/0xe4 [ 70.157932][ T4849] el0t_64_sync+0x1a0/0x1a4 [ 70.195563][ T4854] FAULT_INJECTION: forcing a failure. [ 70.195563][ T4854] name failslab, interval 1, probability 0, space 0, times 0 [ 70.199257][ T4854] CPU: 1 PID: 4854 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.201954][ T4854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.204692][ T4854] Call trace: [ 70.205622][ T4854] dump_backtrace+0x0/0x43c [ 70.206873][ T4854] show_stack+0x2c/0x3c [ 70.208042][ T4854] __dump_stack+0x30/0x40 [ 70.209209][ T4854] dump_stack_lvl+0xf8/0x160 [ 70.210486][ T4854] dump_stack+0x1c/0x5c [ 70.211643][ T4854] should_fail+0x3c0/0x51c [ 70.212857][ T4854] __should_failslab+0xbc/0x10c [ 70.214252][ T4854] should_failslab+0x10/0x28 [ 70.215543][ T4854] slab_pre_alloc_hook+0x64/0xec [ 70.216853][ T4854] kmem_cache_alloc+0x94/0x3e4 [ 70.218181][ T4854] __debug_object_init+0x774/0x98c [ 70.219554][ T4854] debug_object_init+0x20/0x2c [ 70.220874][ T4854] __init_work+0x58/0x68 [ 70.222040][ T4854] blk_iolatency_init+0x2dc/0x430 [ 70.223407][ T4854] blkcg_init_queue+0x3f0/0x484 [ 70.224728][ T4854] blk_alloc_queue+0x3cc/0x4a0 [ 70.226024][ T4854] __blk_mq_alloc_disk+0x5c/0x154 [ 70.227400][ T4854] loop_add+0x240/0x6e0 [ 70.228553][ T4854] loop_control_ioctl+0x128/0x4d0 [ 70.229943][ T4854] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.231258][ T4854] invoke_syscall+0x98/0x2b8 [ 70.232512][ T4854] el0_svc_common+0x138/0x258 [ 70.233857][ T4854] do_el0_svc+0x58/0x14c [ 70.235013][ T4854] el0_svc+0x78/0x1e0 [ 70.236121][ T4854] el0t_64_sync_handler+0xcc/0xe4 [ 70.237476][ T4854] el0t_64_sync+0x1a0/0x1a4 [ 70.290569][ T4863] FAULT_INJECTION: forcing a failure. [ 70.290569][ T4863] name failslab, interval 1, probability 0, space 0, times 0 [ 70.297486][ T4863] CPU: 1 PID: 4863 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.300194][ T4863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.303023][ T4863] Call trace: [ 70.303981][ T4863] dump_backtrace+0x0/0x43c [ 70.305259][ T4863] show_stack+0x2c/0x3c [ 70.306387][ T4863] __dump_stack+0x30/0x40 [ 70.307619][ T4863] dump_stack_lvl+0xf8/0x160 [ 70.308856][ T4863] dump_stack+0x1c/0x5c [ 70.310017][ T4863] should_fail+0x3c0/0x51c [ 70.311303][ T4863] __should_failslab+0xbc/0x10c [ 70.312651][ T4863] should_failslab+0x10/0x28 [ 70.313941][ T4863] slab_pre_alloc_hook+0x64/0xec [ 70.315349][ T4863] kmem_cache_alloc_trace+0x98/0x3fc [ 70.316815][ T4863] device_add+0xbc/0xf94 [ 70.317947][ T4863] device_add_disk+0x2d0/0xad0 [ 70.319229][ T4863] loop_add+0x510/0x6e0 [ 70.320421][ T4863] loop_control_ioctl+0x128/0x4d0 [ 70.321826][ T4863] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.323213][ T4863] invoke_syscall+0x98/0x2b8 [ 70.324505][ T4863] el0_svc_common+0x138/0x258 [ 70.325791][ T4863] do_el0_svc+0x58/0x14c [ 70.326990][ T4863] el0_svc+0x78/0x1e0 [ 70.328112][ T4863] el0t_64_sync_handler+0xcc/0xe4 [ 70.329510][ T4863] el0t_64_sync+0x1a0/0x1a4 [ 70.363529][ T4868] FAULT_INJECTION: forcing a failure. [ 70.363529][ T4868] name failslab, interval 1, probability 0, space 0, times 0 [ 70.367613][ T4868] CPU: 0 PID: 4868 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.370251][ T4868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.373009][ T4868] Call trace: [ 70.373913][ T4868] dump_backtrace+0x0/0x43c [ 70.375132][ T4868] show_stack+0x2c/0x3c [ 70.376260][ T4868] __dump_stack+0x30/0x40 [ 70.377448][ T4868] dump_stack_lvl+0xf8/0x160 [ 70.378735][ T4868] dump_stack+0x1c/0x5c [ 70.379892][ T4868] should_fail+0x3c0/0x51c [ 70.381108][ T4868] __should_failslab+0xbc/0x10c [ 70.382476][ T4868] should_failslab+0x10/0x28 [ 70.383756][ T4868] slab_pre_alloc_hook+0x64/0xec [ 70.385102][ T4868] kmem_cache_alloc_trace+0x98/0x3fc [ 70.386548][ T4868] device_add+0xbc/0xf94 [ 70.387720][ T4868] device_add_disk+0x2d0/0xad0 [ 70.389007][ T4868] loop_add+0x510/0x6e0 [ 70.390136][ T4868] loop_control_ioctl+0x128/0x4d0 [ 70.391545][ T4868] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.392973][ T4868] invoke_syscall+0x98/0x2b8 [ 70.394192][ T4868] el0_svc_common+0x138/0x258 [ 70.395521][ T4868] do_el0_svc+0x58/0x14c [ 70.396686][ T4868] el0_svc+0x78/0x1e0 [ 70.397772][ T4868] el0t_64_sync_handler+0xcc/0xe4 [ 70.399128][ T4868] el0t_64_sync+0x1a0/0x1a4 [ 70.432715][ T4871] FAULT_INJECTION: forcing a failure. [ 70.432715][ T4871] name failslab, interval 1, probability 0, space 0, times 0 [ 70.436520][ T4871] CPU: 1 PID: 4871 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.439271][ T4871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.442018][ T4871] Call trace: [ 70.442870][ T4871] dump_backtrace+0x0/0x43c [ 70.444061][ T4871] show_stack+0x2c/0x3c [ 70.445259][ T4871] __dump_stack+0x30/0x40 [ 70.446495][ T4871] dump_stack_lvl+0xf8/0x160 [ 70.447779][ T4871] dump_stack+0x1c/0x5c [ 70.448937][ T4871] should_fail+0x3c0/0x51c [ 70.450194][ T4871] __should_failslab+0xbc/0x10c [ 70.451489][ T4871] should_failslab+0x10/0x28 [ 70.452795][ T4871] slab_pre_alloc_hook+0x64/0xec [ 70.454150][ T4871] kmem_cache_alloc_trace+0x98/0x3fc [ 70.455733][ T4871] device_add+0xbc/0xf94 [ 70.456876][ T4871] device_add_disk+0x2d0/0xad0 [ 70.458187][ T4871] loop_add+0x510/0x6e0 [ 70.459313][ T4871] loop_control_ioctl+0x128/0x4d0 [ 70.460702][ T4871] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.462026][ T4871] invoke_syscall+0x98/0x2b8 [ 70.463283][ T4871] el0_svc_common+0x138/0x258 [ 70.464614][ T4871] do_el0_svc+0x58/0x14c [ 70.465764][ T4871] el0_svc+0x78/0x1e0 [ 70.466859][ T4871] el0t_64_sync_handler+0xcc/0xe4 [ 70.468280][ T4871] el0t_64_sync+0x1a0/0x1a4 [ 70.493883][ T4873] FAULT_INJECTION: forcing a failure. [ 70.493883][ T4873] name failslab, interval 1, probability 0, space 0, times 0 [ 70.497513][ T4873] CPU: 1 PID: 4873 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.500253][ T4873] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.503021][ T4873] Call trace: [ 70.503924][ T4873] dump_backtrace+0x0/0x43c [ 70.505134][ T4873] show_stack+0x2c/0x3c [ 70.506290][ T4873] __dump_stack+0x30/0x40 [ 70.507558][ T4873] dump_stack_lvl+0xf8/0x160 [ 70.508783][ T4873] dump_stack+0x1c/0x5c [ 70.509969][ T4873] should_fail+0x3c0/0x51c [ 70.511312][ T4873] __should_failslab+0xbc/0x10c [ 70.512614][ T4873] should_failslab+0x10/0x28 [ 70.513814][ T4873] slab_pre_alloc_hook+0x64/0xec [ 70.515203][ T4873] kmem_cache_alloc_trace+0x98/0x3fc [ 70.516677][ T4873] device_add+0xbc/0xf94 [ 70.517870][ T4873] device_add_disk+0x2d0/0xad0 [ 70.519192][ T4873] loop_add+0x510/0x6e0 [ 70.520349][ T4873] loop_control_ioctl+0x128/0x4d0 [ 70.521755][ T4873] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.523065][ T4873] invoke_syscall+0x98/0x2b8 [ 70.524351][ T4873] el0_svc_common+0x138/0x258 [ 70.525618][ T4873] do_el0_svc+0x58/0x14c [ 70.526841][ T4873] el0_svc+0x78/0x1e0 [ 70.527957][ T4873] el0t_64_sync_handler+0xcc/0xe4 [ 70.529339][ T4873] el0t_64_sync+0x1a0/0x1a4 [ 70.550650][ T4875] FAULT_INJECTION: forcing a failure. [ 70.550650][ T4875] name failslab, interval 1, probability 0, space 0, times 0 [ 70.555985][ T4875] CPU: 0 PID: 4875 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.558709][ T4875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.561672][ T4875] Call trace: [ 70.562538][ T4875] dump_backtrace+0x0/0x43c [ 70.563796][ T4875] show_stack+0x2c/0x3c [ 70.564954][ T4875] __dump_stack+0x30/0x40 [ 70.566195][ T4875] dump_stack_lvl+0xf8/0x160 [ 70.567495][ T4875] dump_stack+0x1c/0x5c [ 70.568649][ T4875] should_fail+0x3c0/0x51c [ 70.569838][ T4875] __should_failslab+0xbc/0x10c [ 70.571139][ T4875] should_failslab+0x10/0x28 [ 70.572420][ T4875] slab_pre_alloc_hook+0x64/0xec [ 70.573716][ T4875] kmem_cache_alloc+0x94/0x3e4 [ 70.575034][ T4875] __debug_object_init+0x6fc/0x98c [ 70.576447][ T4875] debug_object_init+0x20/0x2c [ 70.577756][ T4875] __init_work+0x58/0x68 [ 70.578910][ T4875] blk_mq_realloc_hw_ctxs+0x458/0x133c [ 70.580505][ T4875] blk_mq_init_allocated_queue+0x36c/0x158c [ 70.582113][ T4875] __blk_mq_alloc_disk+0x88/0x154 [ 70.583595][ T4875] loop_add+0x240/0x6e0 [ 70.584716][ T4875] loop_control_ioctl+0x128/0x4d0 [ 70.586090][ T4875] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.587426][ T4875] invoke_syscall+0x98/0x2b8 [ 70.588715][ T4875] el0_svc_common+0x138/0x258 [ 70.589988][ T4875] do_el0_svc+0x58/0x14c [ 70.591224][ T4875] el0_svc+0x78/0x1e0 [ 70.592298][ T4875] el0t_64_sync_handler+0xcc/0xe4 [ 70.593678][ T4875] el0t_64_sync+0x1a0/0x1a4 [ 70.620464][ T4877] FAULT_INJECTION: forcing a failure. [ 70.620464][ T4877] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 70.624353][ T4877] CPU: 1 PID: 4877 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.627108][ T4877] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.629932][ T4877] Call trace: [ 70.630797][ T4877] dump_backtrace+0x0/0x43c [ 70.631972][ T4877] show_stack+0x2c/0x3c [ 70.633119][ T4877] __dump_stack+0x30/0x40 [ 70.634387][ T4877] dump_stack_lvl+0xf8/0x160 [ 70.635620][ T4877] dump_stack+0x1c/0x5c [ 70.636758][ T4877] should_fail+0x3c0/0x51c [ 70.637964][ T4877] should_fail_alloc_page+0x74/0xa8 [ 70.639370][ T4877] prepare_alloc_pages+0x160/0x460 [ 70.640806][ T4877] __alloc_pages+0x108/0x470 [ 70.642054][ T4877] alloc_pages+0x34c/0x5c0 [ 70.643224][ T4877] stack_depot_save+0x354/0x49c [ 70.644516][ T4877] __kasan_slab_alloc+0xa8/0xcc [ 70.645874][ T4877] slab_post_alloc_hook+0x74/0x408 [ 70.647235][ T4877] kmem_cache_alloc+0x1e0/0x3e4 [ 70.648514][ T4877] __debug_object_init+0x670/0x98c [ 70.649918][ T4877] debug_object_init+0x20/0x2c [ 70.651183][ T4877] __percpu_counter_init+0x10c/0x26c [ 70.652689][ T4877] wb_init+0x5f8/0x6ec [ 70.653810][ T4877] bdi_init+0x1b4/0x2f4 [ 70.654979][ T4877] bdi_alloc+0x6c/0x144 [ 70.656160][ T4877] __alloc_disk_node+0x8c/0x434 [ 70.657461][ T4877] __blk_mq_alloc_disk+0xe8/0x154 [ 70.658849][ T4877] loop_add+0x240/0x6e0 [ 70.659974][ T4877] loop_control_ioctl+0x128/0x4d0 [ 70.661350][ T4877] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.662687][ T4877] invoke_syscall+0x98/0x2b8 [ 70.663964][ T4877] el0_svc_common+0x138/0x258 [ 70.665298][ T4877] do_el0_svc+0x58/0x14c [ 70.666449][ T4877] el0_svc+0x78/0x1e0 [ 70.667566][ T4877] el0t_64_sync_handler+0xcc/0xe4 [ 70.668993][ T4877] el0t_64_sync+0x1a0/0x1a4 [ 70.702134][ T4879] FAULT_INJECTION: forcing a failure. [ 70.702134][ T4879] name failslab, interval 1, probability 0, space 0, times 0 [ 70.706276][ T4879] CPU: 1 PID: 4879 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.708990][ T4879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.711812][ T4879] Call trace: [ 70.712669][ T4879] dump_backtrace+0x0/0x43c [ 70.713976][ T4879] show_stack+0x2c/0x3c [ 70.715140][ T4879] __dump_stack+0x30/0x40 [ 70.716349][ T4879] dump_stack_lvl+0xf8/0x160 [ 70.717578][ T4879] dump_stack+0x1c/0x5c [ 70.718785][ T4879] should_fail+0x3c0/0x51c [ 70.720008][ T4879] __should_failslab+0xbc/0x10c [ 70.721376][ T4879] should_failslab+0x10/0x28 [ 70.722759][ T4879] slab_pre_alloc_hook+0x64/0xec [ 70.724140][ T4879] kmem_cache_alloc+0x94/0x3e4 [ 70.725445][ T4879] __debug_object_init+0x684/0x98c [ 70.726819][ T4879] debug_object_init+0x20/0x2c [ 70.728117][ T4879] __percpu_counter_init+0x10c/0x26c [ 70.729622][ T4879] wb_init+0x5f8/0x6ec [ 70.730764][ T4879] bdi_init+0x1b4/0x2f4 [ 70.731975][ T4879] bdi_alloc+0x6c/0x144 [ 70.733182][ T4879] __alloc_disk_node+0x8c/0x434 [ 70.734591][ T4879] __blk_mq_alloc_disk+0xe8/0x154 [ 70.735967][ T4879] loop_add+0x240/0x6e0 [ 70.737113][ T4879] loop_control_ioctl+0x128/0x4d0 [ 70.738533][ T4879] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.739895][ T4879] invoke_syscall+0x98/0x2b8 [ 70.741236][ T4879] el0_svc_common+0x138/0x258 [ 70.742535][ T4879] do_el0_svc+0x58/0x14c [ 70.743705][ T4879] el0_svc+0x78/0x1e0 [ 70.744833][ T4879] el0t_64_sync_handler+0xcc/0xe4 [ 70.746222][ T4879] el0t_64_sync+0x1a0/0x1a4 [ 70.779481][ T4881] FAULT_INJECTION: forcing a failure. [ 70.779481][ T4881] name failslab, interval 1, probability 0, space 0, times 0 [ 70.783104][ T4881] CPU: 0 PID: 4881 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.785893][ T4881] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.788714][ T4881] Call trace: [ 70.789679][ T4881] dump_backtrace+0x0/0x43c [ 70.790945][ T4881] show_stack+0x2c/0x3c [ 70.792191][ T4881] __dump_stack+0x30/0x40 [ 70.793384][ T4881] dump_stack_lvl+0xf8/0x160 [ 70.794745][ T4881] dump_stack+0x1c/0x5c [ 70.795871][ T4881] should_fail+0x3c0/0x51c [ 70.797102][ T4881] __should_failslab+0xbc/0x10c [ 70.798435][ T4881] should_failslab+0x10/0x28 [ 70.799695][ T4881] slab_pre_alloc_hook+0x64/0xec [ 70.800956][ T4881] kmem_cache_alloc_trace+0x98/0x3fc [ 70.802446][ T4881] rand_initialize_disk+0x58/0xb8 [ 70.803854][ T4881] __alloc_disk_node+0x284/0x434 [ 70.805283][ T4881] __blk_mq_alloc_disk+0xe8/0x154 [ 70.806645][ T4881] loop_add+0x240/0x6e0 [ 70.807802][ T4881] loop_control_ioctl+0x128/0x4d0 [ 70.809224][ T4881] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.810564][ T4881] invoke_syscall+0x98/0x2b8 [ 70.811838][ T4881] el0_svc_common+0x138/0x258 [ 70.813107][ T4881] do_el0_svc+0x58/0x14c [ 70.814268][ T4881] el0_svc+0x78/0x1e0 [ 70.815387][ T4881] el0t_64_sync_handler+0xcc/0xe4 [ 70.816748][ T4881] el0t_64_sync+0x1a0/0x1a4 [ 70.844099][ T4883] FAULT_INJECTION: forcing a failure. [ 70.844099][ T4883] name failslab, interval 1, probability 0, space 0, times 0 [ 70.847688][ T4883] CPU: 0 PID: 4883 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.850430][ T4883] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.853214][ T4883] Call trace: [ 70.854098][ T4883] dump_backtrace+0x0/0x43c [ 70.855384][ T4883] show_stack+0x2c/0x3c [ 70.856543][ T4883] __dump_stack+0x30/0x40 [ 70.857710][ T4883] dump_stack_lvl+0xf8/0x160 [ 70.858981][ T4883] dump_stack+0x1c/0x5c [ 70.860104][ T4883] should_fail+0x3c0/0x51c [ 70.861359][ T4883] __should_failslab+0xbc/0x10c [ 70.862713][ T4883] should_failslab+0x10/0x28 [ 70.863973][ T4883] slab_pre_alloc_hook+0x64/0xec [ 70.865364][ T4883] kmem_cache_alloc_node_trace+0x9c/0x438 [ 70.866942][ T4883] iolatency_pd_alloc+0xac/0x164 [ 70.868378][ T4883] blkcg_activate_policy+0x204/0xa8c [ 70.869880][ T4883] blk_iolatency_init+0x22c/0x430 [ 70.871297][ T4883] blkcg_init_queue+0x3f0/0x484 [ 70.872647][ T4883] blk_alloc_queue+0x3cc/0x4a0 [ 70.873973][ T4883] __blk_mq_alloc_disk+0x5c/0x154 [ 70.875348][ T4883] loop_add+0x240/0x6e0 [ 70.876485][ T4883] loop_control_ioctl+0x128/0x4d0 [ 70.877892][ T4883] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.879239][ T4883] invoke_syscall+0x98/0x2b8 [ 70.880518][ T4883] el0_svc_common+0x138/0x258 [ 70.881824][ T4883] do_el0_svc+0x58/0x14c [ 70.883055][ T4883] el0_svc+0x78/0x1e0 [ 70.884173][ T4883] el0t_64_sync_handler+0xcc/0xe4 [ 70.885541][ T4883] el0t_64_sync+0x1a0/0x1a4 [ 70.914873][ T4885] FAULT_INJECTION: forcing a failure. [ 70.914873][ T4885] name failslab, interval 1, probability 0, space 0, times 0 [ 70.918431][ T4885] CPU: 1 PID: 4885 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.921192][ T4885] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.923922][ T4885] Call trace: [ 70.924846][ T4885] dump_backtrace+0x0/0x43c [ 70.926057][ T4885] show_stack+0x2c/0x3c [ 70.927288][ T4885] __dump_stack+0x30/0x40 [ 70.928498][ T4885] dump_stack_lvl+0xf8/0x160 [ 70.929795][ T4885] dump_stack+0x1c/0x5c [ 70.930984][ T4885] should_fail+0x3c0/0x51c [ 70.932225][ T4885] __should_failslab+0xbc/0x10c [ 70.933611][ T4885] should_failslab+0x10/0x28 [ 70.934919][ T4885] slab_pre_alloc_hook+0x64/0xec [ 70.936261][ T4885] kmem_cache_alloc_trace+0x98/0x3fc [ 70.937751][ T4885] rand_initialize_disk+0x58/0xb8 [ 70.939314][ T4885] __alloc_disk_node+0x284/0x434 [ 70.940735][ T4885] __blk_mq_alloc_disk+0xe8/0x154 [ 70.942213][ T4885] loop_add+0x240/0x6e0 [ 70.943388][ T4885] loop_control_ioctl+0x128/0x4d0 [ 70.944794][ T4885] __arm64_sys_ioctl+0x14c/0x1c8 [ 70.946200][ T4885] invoke_syscall+0x98/0x2b8 [ 70.947474][ T4885] el0_svc_common+0x138/0x258 [ 70.948798][ T4885] do_el0_svc+0x58/0x14c [ 70.949977][ T4885] el0_svc+0x78/0x1e0 [ 70.951130][ T4885] el0t_64_sync_handler+0xcc/0xe4 [ 70.952571][ T4885] el0t_64_sync+0x1a0/0x1a4 [ 70.988040][ T4887] FAULT_INJECTION: forcing a failure. [ 70.988040][ T4887] name failslab, interval 1, probability 0, space 0, times 0 [ 70.991754][ T4887] CPU: 0 PID: 4887 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 70.994481][ T4887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 70.997308][ T4887] Call trace: [ 70.998209][ T4887] dump_backtrace+0x0/0x43c [ 70.999488][ T4887] show_stack+0x2c/0x3c [ 71.000738][ T4887] __dump_stack+0x30/0x40 [ 71.001982][ T4887] dump_stack_lvl+0xf8/0x160 [ 71.003273][ T4887] dump_stack+0x1c/0x5c [ 71.004479][ T4887] should_fail+0x3c0/0x51c [ 71.005669][ T4887] __should_failslab+0xbc/0x10c [ 71.006934][ T4887] should_failslab+0x10/0x28 [ 71.008188][ T4887] slab_pre_alloc_hook+0x64/0xec [ 71.009598][ T4887] __kmalloc_track_caller+0x74/0x370 [ 71.011061][ T4887] kstrdup+0xe4/0x15c [ 71.012166][ T4887] kstrdup_const+0x54/0x6c [ 71.013329][ T4887] kvasprintf_const+0x118/0x2d0 [ 71.014684][ T4887] kobject_set_name_vargs+0xcc/0x1b4 [ 71.016109][ T4887] dev_set_name+0xd8/0x124 [ 71.017360][ T4887] device_add_disk+0x258/0xad0 [ 71.018649][ T4887] loop_add+0x510/0x6e0 [ 71.019764][ T4887] loop_control_ioctl+0x128/0x4d0 [ 71.021145][ T4887] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.022552][ T4887] invoke_syscall+0x98/0x2b8 [ 71.023786][ T4887] el0_svc_common+0x138/0x258 [ 71.025123][ T4887] do_el0_svc+0x58/0x14c [ 71.026325][ T4887] el0_svc+0x78/0x1e0 [ 71.027465][ T4887] el0t_64_sync_handler+0xcc/0xe4 [ 71.028875][ T4887] el0t_64_sync+0x1a0/0x1a4 [ 71.047535][ T4889] FAULT_INJECTION: forcing a failure. [ 71.047535][ T4889] name failslab, interval 1, probability 0, space 0, times 0 [ 71.051117][ T4889] CPU: 0 PID: 4889 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.053761][ T4889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.056541][ T4889] Call trace: [ 71.057381][ T4889] dump_backtrace+0x0/0x43c [ 71.058659][ T4889] show_stack+0x2c/0x3c [ 71.059775][ T4889] __dump_stack+0x30/0x40 [ 71.060936][ T4889] dump_stack_lvl+0xf8/0x160 [ 71.062189][ T4889] dump_stack+0x1c/0x5c [ 71.063330][ T4889] should_fail+0x3c0/0x51c [ 71.064522][ T4889] __should_failslab+0xbc/0x10c [ 71.065833][ T4889] should_failslab+0x10/0x28 [ 71.067093][ T4889] slab_pre_alloc_hook+0x64/0xec [ 71.068512][ T4889] kmem_cache_alloc_node_trace+0x9c/0x438 [ 71.070099][ T4889] iolatency_pd_alloc+0xac/0x164 [ 71.071425][ T4889] blkcg_activate_policy+0x204/0xa8c [ 71.072842][ T4889] blk_iolatency_init+0x22c/0x430 [ 71.074202][ T4889] blkcg_init_queue+0x3f0/0x484 [ 71.075626][ T4889] blk_alloc_queue+0x3cc/0x4a0 [ 71.076964][ T4889] __blk_mq_alloc_disk+0x5c/0x154 [ 71.078298][ T4889] loop_add+0x240/0x6e0 [ 71.079508][ T4889] loop_control_ioctl+0x128/0x4d0 [ 71.080885][ T4889] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.082295][ T4889] invoke_syscall+0x98/0x2b8 [ 71.083565][ T4889] el0_svc_common+0x138/0x258 [ 71.084856][ T4889] do_el0_svc+0x58/0x14c [ 71.086035][ T4889] el0_svc+0x78/0x1e0 [ 71.087133][ T4889] el0t_64_sync_handler+0xcc/0xe4 [ 71.088503][ T4889] el0t_64_sync+0x1a0/0x1a4 [ 71.103817][ T4422] Bluetooth: hci0: command 0x0419 tx timeout [ 71.121180][ T4891] FAULT_INJECTION: forcing a failure. [ 71.121180][ T4891] name failslab, interval 1, probability 0, space 0, times 0 [ 71.124929][ T4891] CPU: 1 PID: 4891 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.127586][ T4891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.130493][ T4891] Call trace: [ 71.131417][ T4891] dump_backtrace+0x0/0x43c [ 71.132696][ T4891] show_stack+0x2c/0x3c [ 71.133853][ T4891] __dump_stack+0x30/0x40 [ 71.135038][ T4891] dump_stack_lvl+0xf8/0x160 [ 71.136300][ T4891] dump_stack+0x1c/0x5c [ 71.137495][ T4891] should_fail+0x3c0/0x51c [ 71.138753][ T4891] __should_failslab+0xbc/0x10c [ 71.140133][ T4891] should_failslab+0x10/0x28 [ 71.141420][ T4891] slab_pre_alloc_hook+0x64/0xec [ 71.142787][ T4891] kmem_cache_alloc_trace+0x98/0x3fc [ 71.144253][ T4891] device_add+0xbc/0xf94 [ 71.145481][ T4891] device_add_disk+0x2d0/0xad0 [ 71.146804][ T4891] loop_add+0x510/0x6e0 [ 71.147966][ T4891] loop_control_ioctl+0x128/0x4d0 [ 71.149354][ T4891] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.150702][ T4891] invoke_syscall+0x98/0x2b8 [ 71.152016][ T4891] el0_svc_common+0x138/0x258 [ 71.153334][ T4891] do_el0_svc+0x58/0x14c [ 71.154487][ T4891] el0_svc+0x78/0x1e0 [ 71.155641][ T4891] el0t_64_sync_handler+0xcc/0xe4 [ 71.156970][ T4891] el0t_64_sync+0x1a0/0x1a4 [ 71.179798][ T4893] FAULT_INJECTION: forcing a failure. [ 71.179798][ T4893] name failslab, interval 1, probability 0, space 0, times 0 [ 71.183363][ T4893] CPU: 0 PID: 4893 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.186181][ T4893] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.189011][ T4893] Call trace: [ 71.189924][ T4893] dump_backtrace+0x0/0x43c [ 71.191153][ T4893] show_stack+0x2c/0x3c [ 71.192270][ T4893] __dump_stack+0x30/0x40 [ 71.193536][ T4893] dump_stack_lvl+0xf8/0x160 [ 71.194847][ T4893] dump_stack+0x1c/0x5c [ 71.196011][ T4893] should_fail+0x3c0/0x51c [ 71.197258][ T4893] __should_failslab+0xbc/0x10c [ 71.198669][ T4893] should_failslab+0x10/0x28 [ 71.200012][ T4893] slab_pre_alloc_hook+0x64/0xec [ 71.201522][ T4893] kmem_cache_alloc_trace+0x98/0x3fc [ 71.203012][ T4893] rand_initialize_disk+0x58/0xb8 [ 71.204449][ T4893] __alloc_disk_node+0x284/0x434 [ 71.205821][ T4893] __blk_mq_alloc_disk+0xe8/0x154 [ 71.207232][ T4893] loop_add+0x240/0x6e0 [ 71.208392][ T4893] loop_control_ioctl+0x128/0x4d0 [ 71.209736][ T4893] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.211107][ T4893] invoke_syscall+0x98/0x2b8 [ 71.212411][ T4893] el0_svc_common+0x138/0x258 [ 71.213690][ T4893] do_el0_svc+0x58/0x14c [ 71.214890][ T4893] el0_svc+0x78/0x1e0 [ 71.216056][ T4893] el0t_64_sync_handler+0xcc/0xe4 [ 71.217512][ T4893] el0t_64_sync+0x1a0/0x1a4 [ 71.242868][ T4895] FAULT_INJECTION: forcing a failure. [ 71.242868][ T4895] name failslab, interval 1, probability 0, space 0, times 0 [ 71.246544][ T4895] CPU: 1 PID: 4895 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.249391][ T4895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.252176][ T4895] Call trace: [ 71.253106][ T4895] dump_backtrace+0x0/0x43c [ 71.254366][ T4895] show_stack+0x2c/0x3c [ 71.255554][ T4895] __dump_stack+0x30/0x40 [ 71.256757][ T4895] dump_stack_lvl+0xf8/0x160 [ 71.258032][ T4895] dump_stack+0x1c/0x5c [ 71.259155][ T4895] should_fail+0x3c0/0x51c [ 71.260391][ T4895] __should_failslab+0xbc/0x10c [ 71.261768][ T4895] should_failslab+0x10/0x28 [ 71.263057][ T4895] slab_pre_alloc_hook+0x64/0xec [ 71.264450][ T4895] kmem_cache_alloc_node_trace+0x9c/0x438 [ 71.266014][ T4895] iolatency_pd_alloc+0xac/0x164 [ 71.267364][ T4895] blkcg_activate_policy+0x204/0xa8c [ 71.268854][ T4895] blk_iolatency_init+0x22c/0x430 [ 71.270240][ T4895] blkcg_init_queue+0x3f0/0x484 [ 71.271575][ T4895] blk_alloc_queue+0x3cc/0x4a0 [ 71.272866][ T4895] __blk_mq_alloc_disk+0x5c/0x154 [ 71.274209][ T4895] loop_add+0x240/0x6e0 [ 71.275355][ T4895] loop_control_ioctl+0x128/0x4d0 [ 71.276729][ T4895] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.278099][ T4895] invoke_syscall+0x98/0x2b8 [ 71.279359][ T4895] el0_svc_common+0x138/0x258 [ 71.280655][ T4895] do_el0_svc+0x58/0x14c [ 71.281813][ T4895] el0_svc+0x78/0x1e0 [ 71.282944][ T4895] el0t_64_sync_handler+0xcc/0xe4 [ 71.284348][ T4895] el0t_64_sync+0x1a0/0x1a4 [ 71.316807][ T4897] FAULT_INJECTION: forcing a failure. [ 71.316807][ T4897] name failslab, interval 1, probability 0, space 0, times 0 [ 71.320489][ T4897] CPU: 0 PID: 4897 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.323134][ T4897] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.325883][ T4897] Call trace: [ 71.326895][ T4897] dump_backtrace+0x0/0x43c [ 71.328355][ T4897] show_stack+0x2c/0x3c [ 71.329582][ T4897] __dump_stack+0x30/0x40 [ 71.330825][ T4897] dump_stack_lvl+0xf8/0x160 [ 71.332104][ T4897] dump_stack+0x1c/0x5c [ 71.333275][ T4897] should_fail+0x3c0/0x51c [ 71.334536][ T4897] __should_failslab+0xbc/0x10c [ 71.335885][ T4897] should_failslab+0x10/0x28 [ 71.337140][ T4897] slab_pre_alloc_hook+0x64/0xec [ 71.338504][ T4897] kmem_cache_alloc_trace+0x98/0x3fc [ 71.340005][ T4897] device_add+0xbc/0xf94 [ 71.341199][ T4897] device_add_disk+0x2d0/0xad0 [ 71.342612][ T4897] loop_add+0x510/0x6e0 [ 71.343784][ T4897] loop_control_ioctl+0x128/0x4d0 [ 71.345284][ T4897] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.346683][ T4897] invoke_syscall+0x98/0x2b8 [ 71.347953][ T4897] el0_svc_common+0x138/0x258 [ 71.349239][ T4897] do_el0_svc+0x58/0x14c [ 71.350389][ T4897] el0_svc+0x78/0x1e0 [ 71.351498][ T4897] el0t_64_sync_handler+0xcc/0xe4 [ 71.352901][ T4897] el0t_64_sync+0x1a0/0x1a4 [ 71.371166][ T4899] FAULT_INJECTION: forcing a failure. [ 71.371166][ T4899] name failslab, interval 1, probability 0, space 0, times 0 [ 71.374944][ T4899] CPU: 0 PID: 4899 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.377611][ T4899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.380416][ T4899] Call trace: [ 71.381363][ T4899] dump_backtrace+0x0/0x43c [ 71.382615][ T4899] show_stack+0x2c/0x3c [ 71.383858][ T4899] __dump_stack+0x30/0x40 [ 71.385059][ T4899] dump_stack_lvl+0xf8/0x160 [ 71.386324][ T4899] dump_stack+0x1c/0x5c [ 71.387508][ T4899] should_fail+0x3c0/0x51c [ 71.388760][ T4899] __should_failslab+0xbc/0x10c [ 71.390075][ T4899] should_failslab+0x10/0x28 [ 71.391351][ T4899] slab_pre_alloc_hook+0x64/0xec [ 71.392710][ T4899] __kmalloc_track_caller+0x74/0x370 [ 71.394168][ T4899] kstrdup+0xe4/0x15c [ 71.395325][ T4899] kstrdup_const+0x54/0x6c [ 71.396550][ T4899] kvasprintf_const+0x118/0x2d0 [ 71.397883][ T4899] kobject_set_name_vargs+0xcc/0x1b4 [ 71.399333][ T4899] dev_set_name+0xd8/0x124 [ 71.400606][ T4899] device_add_disk+0x258/0xad0 [ 71.401937][ T4899] loop_add+0x510/0x6e0 [ 71.403084][ T4899] loop_control_ioctl+0x128/0x4d0 [ 71.404535][ T4899] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.405892][ T4899] invoke_syscall+0x98/0x2b8 [ 71.407165][ T4899] el0_svc_common+0x138/0x258 [ 71.408322][ T4899] do_el0_svc+0x58/0x14c [ 71.409529][ T4899] el0_svc+0x78/0x1e0 [ 71.410708][ T4899] el0t_64_sync_handler+0xcc/0xe4 [ 71.412161][ T4899] el0t_64_sync+0x1a0/0x1a4 [ 71.433033][ T4901] FAULT_INJECTION: forcing a failure. [ 71.433033][ T4901] name failslab, interval 1, probability 0, space 0, times 0 [ 71.437136][ T4901] CPU: 0 PID: 4901 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.439919][ T4901] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.442781][ T4901] Call trace: [ 71.443672][ T4901] dump_backtrace+0x0/0x43c [ 71.444887][ T4901] show_stack+0x2c/0x3c [ 71.445999][ T4901] __dump_stack+0x30/0x40 [ 71.447192][ T4901] dump_stack_lvl+0xf8/0x160 [ 71.448464][ T4901] dump_stack+0x1c/0x5c [ 71.449628][ T4901] should_fail+0x3c0/0x51c [ 71.450785][ T4901] __should_failslab+0xbc/0x10c [ 71.452099][ T4901] should_failslab+0x10/0x28 [ 71.453395][ T4901] slab_pre_alloc_hook+0x64/0xec [ 71.454816][ T4901] kmem_cache_alloc_trace+0x98/0x3fc [ 71.456315][ T4901] device_add+0xbc/0xf94 [ 71.457465][ T4901] device_add_disk+0x2d0/0xad0 [ 71.458768][ T4901] loop_add+0x510/0x6e0 [ 71.459937][ T4901] loop_control_ioctl+0x128/0x4d0 [ 71.461271][ T4901] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.462600][ T4901] invoke_syscall+0x98/0x2b8 [ 71.463830][ T4901] el0_svc_common+0x138/0x258 [ 71.465122][ T4901] do_el0_svc+0x58/0x14c [ 71.466276][ T4901] el0_svc+0x78/0x1e0 [ 71.467426][ T4901] el0t_64_sync_handler+0xcc/0xe4 [ 71.468785][ T4901] el0t_64_sync+0x1a0/0x1a4 [ 71.488952][ T4903] FAULT_INJECTION: forcing a failure. [ 71.488952][ T4903] name failslab, interval 1, probability 0, space 0, times 0 [ 71.492526][ T4903] CPU: 1 PID: 4903 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.495296][ T4903] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.498027][ T4903] Call trace: [ 71.498928][ T4903] dump_backtrace+0x0/0x43c [ 71.500178][ T4903] show_stack+0x2c/0x3c [ 71.501353][ T4903] __dump_stack+0x30/0x40 [ 71.502556][ T4903] dump_stack_lvl+0xf8/0x160 [ 71.503792][ T4903] dump_stack+0x1c/0x5c [ 71.504953][ T4903] should_fail+0x3c0/0x51c [ 71.506170][ T4903] __should_failslab+0xbc/0x10c [ 71.507575][ T4903] should_failslab+0x10/0x28 [ 71.508861][ T4903] slab_pre_alloc_hook+0x64/0xec [ 71.510170][ T4903] kmem_cache_alloc_node_trace+0x9c/0x438 [ 71.511776][ T4903] iolatency_pd_alloc+0xac/0x164 [ 71.513157][ T4903] blkcg_activate_policy+0x204/0xa8c [ 71.514601][ T4903] blk_iolatency_init+0x22c/0x430 [ 71.516021][ T4903] blkcg_init_queue+0x3f0/0x484 [ 71.517301][ T4903] blk_alloc_queue+0x3cc/0x4a0 [ 71.518670][ T4903] __blk_mq_alloc_disk+0x5c/0x154 [ 71.520110][ T4903] loop_add+0x240/0x6e0 [ 71.521317][ T4903] loop_control_ioctl+0x128/0x4d0 [ 71.522744][ T4903] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.524157][ T4903] invoke_syscall+0x98/0x2b8 [ 71.525455][ T4903] el0_svc_common+0x138/0x258 [ 71.526750][ T4903] do_el0_svc+0x58/0x14c [ 71.528001][ T4903] el0_svc+0x78/0x1e0 [ 71.529106][ T4903] el0t_64_sync_handler+0xcc/0xe4 [ 71.530538][ T4903] el0t_64_sync+0x1a0/0x1a4 [ 71.555104][ T4905] FAULT_INJECTION: forcing a failure. [ 71.555104][ T4905] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 71.558782][ T4905] CPU: 1 PID: 4905 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.561457][ T4905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.564270][ T4905] Call trace: [ 71.565210][ T4905] dump_backtrace+0x0/0x43c [ 71.566532][ T4905] show_stack+0x2c/0x3c [ 71.567632][ T4905] __dump_stack+0x30/0x40 [ 71.568831][ T4905] dump_stack_lvl+0xf8/0x160 [ 71.570091][ T4905] dump_stack+0x1c/0x5c [ 71.571248][ T4905] should_fail+0x3c0/0x51c [ 71.572469][ T4905] should_fail_alloc_page+0x74/0xa8 [ 71.573948][ T4905] prepare_alloc_pages+0x160/0x460 [ 71.575350][ T4905] __alloc_pages+0x108/0x470 [ 71.576651][ T4905] alloc_pages+0x34c/0x5c0 [ 71.577853][ T4905] new_slab+0xe0/0x55c [ 71.578930][ T4905] ___slab_alloc+0x6c0/0xda8 [ 71.580206][ T4905] __slab_alloc+0x68/0xc0 [ 71.581365][ T4905] kmem_cache_alloc+0x2ac/0x3e4 [ 71.582756][ T4905] __debug_object_init+0x774/0x98c [ 71.584164][ T4905] debug_object_init+0x20/0x2c [ 71.585488][ T4905] init_timer_key+0x54/0x418 [ 71.586777][ T4905] blk_throtl_init+0x238/0x3ec [ 71.588107][ T4905] blkcg_init_queue+0x3cc/0x484 [ 71.589439][ T4905] blk_alloc_queue+0x3cc/0x4a0 [ 71.590743][ T4905] __blk_mq_alloc_disk+0x5c/0x154 [ 71.592134][ T4905] loop_add+0x240/0x6e0 [ 71.593269][ T4905] loop_control_ioctl+0x128/0x4d0 [ 71.594608][ T4905] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.595933][ T4905] invoke_syscall+0x98/0x2b8 [ 71.597226][ T4905] el0_svc_common+0x138/0x258 [ 71.598509][ T4905] do_el0_svc+0x58/0x14c [ 71.599699][ T4905] el0_svc+0x78/0x1e0 [ 71.600785][ T4905] el0t_64_sync_handler+0xcc/0xe4 [ 71.602153][ T4905] el0t_64_sync+0x1a0/0x1a4 [ 71.630600][ T4907] FAULT_INJECTION: forcing a failure. [ 71.630600][ T4907] name failslab, interval 1, probability 0, space 0, times 0 [ 71.635632][ T4907] CPU: 0 PID: 4907 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.638450][ T4907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.641107][ T4907] Call trace: [ 71.642004][ T4907] dump_backtrace+0x0/0x43c [ 71.643282][ T4907] show_stack+0x2c/0x3c [ 71.644460][ T4907] __dump_stack+0x30/0x40 [ 71.645707][ T4907] dump_stack_lvl+0xf8/0x160 [ 71.646955][ T4907] dump_stack+0x1c/0x5c [ 71.648127][ T4907] should_fail+0x3c0/0x51c [ 71.649340][ T4907] __should_failslab+0xbc/0x10c [ 71.650759][ T4907] should_failslab+0x10/0x28 [ 71.652066][ T4907] slab_pre_alloc_hook+0x64/0xec [ 71.653472][ T4907] kmem_cache_alloc_trace+0x98/0x3fc [ 71.654969][ T4907] blk_iolatency_init+0x64/0x430 [ 71.656366][ T4907] blkcg_init_queue+0x3f0/0x484 [ 71.657710][ T4907] blk_alloc_queue+0x3cc/0x4a0 [ 71.659146][ T4907] __blk_mq_alloc_disk+0x5c/0x154 [ 71.660500][ T4907] loop_add+0x240/0x6e0 [ 71.661649][ T4907] loop_control_ioctl+0x128/0x4d0 [ 71.663079][ T4907] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.664452][ T4907] invoke_syscall+0x98/0x2b8 [ 71.665811][ T4907] el0_svc_common+0x138/0x258 [ 71.667111][ T4907] do_el0_svc+0x58/0x14c [ 71.668238][ T4907] el0_svc+0x78/0x1e0 [ 71.669360][ T4907] el0t_64_sync_handler+0xcc/0xe4 [ 71.670761][ T4907] el0t_64_sync+0x1a0/0x1a4 [ 71.693963][ T4909] FAULT_INJECTION: forcing a failure. [ 71.693963][ T4909] name failslab, interval 1, probability 0, space 0, times 0 [ 71.697630][ T4909] CPU: 0 PID: 4909 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.700400][ T4909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.703250][ T4909] Call trace: [ 71.704213][ T4909] dump_backtrace+0x0/0x43c [ 71.705482][ T4909] show_stack+0x2c/0x3c [ 71.706613][ T4909] __dump_stack+0x30/0x40 [ 71.707825][ T4909] dump_stack_lvl+0xf8/0x160 [ 71.709201][ T4909] dump_stack+0x1c/0x5c [ 71.710429][ T4909] should_fail+0x3c0/0x51c [ 71.711642][ T4909] __should_failslab+0xbc/0x10c [ 71.712971][ T4909] should_failslab+0x10/0x28 [ 71.714179][ T4909] slab_pre_alloc_hook+0x64/0xec [ 71.715595][ T4909] __kmalloc_track_caller+0x74/0x370 [ 71.717076][ T4909] kstrdup+0xe4/0x15c [ 71.718149][ T4909] kstrdup_const+0x54/0x6c [ 71.719353][ T4909] kvasprintf_const+0x118/0x2d0 [ 71.720707][ T4909] kobject_set_name_vargs+0xcc/0x1b4 [ 71.722109][ T4909] dev_set_name+0xd8/0x124 [ 71.723355][ T4909] device_add_disk+0x258/0xad0 [ 71.724690][ T4909] loop_add+0x510/0x6e0 [ 71.725855][ T4909] loop_control_ioctl+0x128/0x4d0 [ 71.727238][ T4909] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.728626][ T4909] invoke_syscall+0x98/0x2b8 [ 71.730029][ T4909] el0_svc_common+0x138/0x258 [ 71.731331][ T4909] do_el0_svc+0x58/0x14c [ 71.732505][ T4909] el0_svc+0x78/0x1e0 [ 71.733592][ T4909] el0t_64_sync_handler+0xcc/0xe4 [ 71.734970][ T4909] el0t_64_sync+0x1a0/0x1a4 [ 71.756560][ T4911] FAULT_INJECTION: forcing a failure. [ 71.756560][ T4911] name failslab, interval 1, probability 0, space 0, times 0 [ 71.760297][ T4911] CPU: 1 PID: 4911 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.763056][ T4911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.765739][ T4911] Call trace: [ 71.766669][ T4911] dump_backtrace+0x0/0x43c [ 71.767918][ T4911] show_stack+0x2c/0x3c [ 71.769090][ T4911] __dump_stack+0x30/0x40 [ 71.770290][ T4911] dump_stack_lvl+0xf8/0x160 [ 71.771598][ T4911] dump_stack+0x1c/0x5c [ 71.772775][ T4911] should_fail+0x3c0/0x51c [ 71.773972][ T4911] __should_failslab+0xbc/0x10c [ 71.775308][ T4911] should_failslab+0x10/0x28 [ 71.776618][ T4911] slab_pre_alloc_hook+0x64/0xec [ 71.777932][ T4911] kmem_cache_alloc_trace+0x98/0x3fc [ 71.779441][ T4911] rand_initialize_disk+0x58/0xb8 [ 71.780841][ T4911] __alloc_disk_node+0x284/0x434 [ 71.782229][ T4911] __blk_mq_alloc_disk+0xe8/0x154 [ 71.783624][ T4911] loop_add+0x240/0x6e0 [ 71.784771][ T4911] loop_control_ioctl+0x128/0x4d0 [ 71.786149][ T4911] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.787505][ T4911] invoke_syscall+0x98/0x2b8 [ 71.788745][ T4911] el0_svc_common+0x138/0x258 [ 71.790039][ T4911] do_el0_svc+0x58/0x14c [ 71.791323][ T4911] el0_svc+0x78/0x1e0 [ 71.792443][ T4911] el0t_64_sync_handler+0xcc/0xe4 [ 71.793789][ T4911] el0t_64_sync+0x1a0/0x1a4 [ 71.819010][ T4913] FAULT_INJECTION: forcing a failure. [ 71.819010][ T4913] name failslab, interval 1, probability 0, space 0, times 0 [ 71.822834][ T4913] CPU: 0 PID: 4913 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.825528][ T4913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.828264][ T4913] Call trace: [ 71.829191][ T4913] dump_backtrace+0x0/0x43c [ 71.830447][ T4913] show_stack+0x2c/0x3c [ 71.831574][ T4913] __dump_stack+0x30/0x40 [ 71.832735][ T4913] dump_stack_lvl+0xf8/0x160 [ 71.834032][ T4913] dump_stack+0x1c/0x5c [ 71.835193][ T4913] should_fail+0x3c0/0x51c [ 71.836405][ T4913] __should_failslab+0xbc/0x10c [ 71.837732][ T4913] should_failslab+0x10/0x28 [ 71.839046][ T4913] slab_pre_alloc_hook+0x64/0xec [ 71.840467][ T4913] kmem_cache_alloc_trace+0x98/0x3fc [ 71.841916][ T4913] device_add+0xbc/0xf94 [ 71.843040][ T4913] device_add_disk+0x2d0/0xad0 [ 71.844332][ T4913] loop_add+0x510/0x6e0 [ 71.845505][ T4913] loop_control_ioctl+0x128/0x4d0 [ 71.846905][ T4913] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.848306][ T4913] invoke_syscall+0x98/0x2b8 [ 71.849561][ T4913] el0_svc_common+0x138/0x258 [ 71.850912][ T4913] do_el0_svc+0x58/0x14c [ 71.852103][ T4913] el0_svc+0x78/0x1e0 [ 71.853214][ T4913] el0t_64_sync_handler+0xcc/0xe4 [ 71.854609][ T4913] el0t_64_sync+0x1a0/0x1a4 [ 71.875599][ T4915] FAULT_INJECTION: forcing a failure. [ 71.875599][ T4915] name failslab, interval 1, probability 0, space 0, times 0 [ 71.879218][ T4915] CPU: 0 PID: 4915 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.881943][ T4915] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.884754][ T4915] Call trace: [ 71.885654][ T4915] dump_backtrace+0x0/0x43c [ 71.886924][ T4915] show_stack+0x2c/0x3c [ 71.888098][ T4915] __dump_stack+0x30/0x40 [ 71.889267][ T4915] dump_stack_lvl+0xf8/0x160 [ 71.890549][ T4915] dump_stack+0x1c/0x5c [ 71.891729][ T4915] should_fail+0x3c0/0x51c [ 71.892974][ T4915] __should_failslab+0xbc/0x10c [ 71.894394][ T4915] should_failslab+0x10/0x28 [ 71.895723][ T4915] slab_pre_alloc_hook+0x64/0xec [ 71.897098][ T4915] kmem_cache_alloc_trace+0x98/0x3fc [ 71.898579][ T4915] device_add+0xbc/0xf94 [ 71.899763][ T4915] device_add_disk+0x2d0/0xad0 [ 71.901145][ T4915] loop_add+0x510/0x6e0 [ 71.902318][ T4915] loop_control_ioctl+0x128/0x4d0 [ 71.903789][ T4915] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.905120][ T4915] invoke_syscall+0x98/0x2b8 [ 71.906391][ T4915] el0_svc_common+0x138/0x258 [ 71.907746][ T4915] do_el0_svc+0x58/0x14c [ 71.908934][ T4915] el0_svc+0x78/0x1e0 [ 71.910031][ T4915] el0t_64_sync_handler+0xcc/0xe4 [ 71.911398][ T4915] el0t_64_sync+0x1a0/0x1a4 [ 71.929504][ T4917] FAULT_INJECTION: forcing a failure. [ 71.929504][ T4917] name failslab, interval 1, probability 0, space 0, times 0 [ 71.933088][ T4917] CPU: 0 PID: 4917 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.935800][ T4917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.938564][ T4917] Call trace: [ 71.939454][ T4917] dump_backtrace+0x0/0x43c [ 71.940674][ T4917] show_stack+0x2c/0x3c [ 71.941785][ T4917] __dump_stack+0x30/0x40 [ 71.943010][ T4917] dump_stack_lvl+0xf8/0x160 [ 71.944324][ T4917] dump_stack+0x1c/0x5c [ 71.945430][ T4917] should_fail+0x3c0/0x51c [ 71.946594][ T4917] __should_failslab+0xbc/0x10c [ 71.947899][ T4917] should_failslab+0x10/0x28 [ 71.949128][ T4917] slab_pre_alloc_hook+0x64/0xec [ 71.950463][ T4917] __kmalloc_track_caller+0x74/0x370 [ 71.951878][ T4917] kstrdup+0xe4/0x15c [ 71.952943][ T4917] kstrdup_const+0x54/0x6c [ 71.954133][ T4917] kvasprintf_const+0x118/0x2d0 [ 71.955471][ T4917] kobject_set_name_vargs+0xcc/0x1b4 [ 71.956927][ T4917] dev_set_name+0xd8/0x124 [ 71.958171][ T4917] device_add_disk+0x258/0xad0 [ 71.959531][ T4917] loop_add+0x510/0x6e0 [ 71.960691][ T4917] loop_control_ioctl+0x128/0x4d0 [ 71.962053][ T4917] __arm64_sys_ioctl+0x14c/0x1c8 [ 71.963489][ T4917] invoke_syscall+0x98/0x2b8 [ 71.964743][ T4917] el0_svc_common+0x138/0x258 [ 71.966040][ T4917] do_el0_svc+0x58/0x14c [ 71.967209][ T4917] el0_svc+0x78/0x1e0 [ 71.968347][ T4917] el0t_64_sync_handler+0xcc/0xe4 [ 71.969695][ T4917] el0t_64_sync+0x1a0/0x1a4 [ 71.988616][ T4919] FAULT_INJECTION: forcing a failure. [ 71.988616][ T4919] name failslab, interval 1, probability 0, space 0, times 0 [ 71.992493][ T4919] CPU: 1 PID: 4919 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 71.995259][ T4919] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 71.998176][ T4919] Call trace: [ 71.999091][ T4919] dump_backtrace+0x0/0x43c [ 72.000338][ T4919] show_stack+0x2c/0x3c [ 72.001484][ T4919] __dump_stack+0x30/0x40 [ 72.002739][ T4919] dump_stack_lvl+0xf8/0x160 [ 72.004024][ T4919] dump_stack+0x1c/0x5c [ 72.005176][ T4919] should_fail+0x3c0/0x51c [ 72.006358][ T4919] __should_failslab+0xbc/0x10c [ 72.007693][ T4919] should_failslab+0x10/0x28 [ 72.008972][ T4919] slab_pre_alloc_hook+0x64/0xec [ 72.010324][ T4919] kmem_cache_alloc_trace+0x98/0x3fc [ 72.011780][ T4919] device_add+0xbc/0xf94 [ 72.012971][ T4919] device_add_disk+0x2d0/0xad0 [ 72.014270][ T4919] loop_add+0x510/0x6e0 [ 72.015408][ T4919] loop_control_ioctl+0x128/0x4d0 [ 72.016855][ T4919] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.018244][ T4919] invoke_syscall+0x98/0x2b8 [ 72.019532][ T4919] el0_svc_common+0x138/0x258 [ 72.020822][ T4919] do_el0_svc+0x58/0x14c [ 72.021991][ T4919] el0_svc+0x78/0x1e0 [ 72.023077][ T4919] el0t_64_sync_handler+0xcc/0xe4 [ 72.024493][ T4919] el0t_64_sync+0x1a0/0x1a4 [ 72.045021][ T4921] FAULT_INJECTION: forcing a failure. [ 72.045021][ T4921] name failslab, interval 1, probability 0, space 0, times 0 [ 72.048709][ T4921] CPU: 0 PID: 4921 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.051462][ T4921] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.054183][ T4921] Call trace: [ 72.055045][ T4921] dump_backtrace+0x0/0x43c [ 72.056250][ T4921] show_stack+0x2c/0x3c [ 72.057374][ T4921] __dump_stack+0x30/0x40 [ 72.058461][ T4921] dump_stack_lvl+0xf8/0x160 [ 72.059610][ T4921] dump_stack+0x1c/0x5c [ 72.060749][ T4921] should_fail+0x3c0/0x51c [ 72.061981][ T4921] __should_failslab+0xbc/0x10c [ 72.063337][ T4921] should_failslab+0x10/0x28 [ 72.064558][ T4921] slab_pre_alloc_hook+0x64/0xec [ 72.065915][ T4921] kmem_cache_alloc_trace+0x98/0x3fc [ 72.067333][ T4921] device_add+0xbc/0xf94 [ 72.068508][ T4921] device_add_disk+0x2d0/0xad0 [ 72.069867][ T4921] loop_add+0x510/0x6e0 [ 72.071025][ T4921] loop_control_ioctl+0x128/0x4d0 [ 72.072402][ T4921] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.073724][ T4921] invoke_syscall+0x98/0x2b8 [ 72.074979][ T4921] el0_svc_common+0x138/0x258 [ 72.076248][ T4921] do_el0_svc+0x58/0x14c [ 72.077434][ T4921] el0_svc+0x78/0x1e0 [ 72.078562][ T4921] el0t_64_sync_handler+0xcc/0xe4 [ 72.079928][ T4921] el0t_64_sync+0x1a0/0x1a4 [ 72.100323][ T4923] FAULT_INJECTION: forcing a failure. [ 72.100323][ T4923] name failslab, interval 1, probability 0, space 0, times 0 [ 72.104123][ T4923] CPU: 1 PID: 4923 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.106925][ T4923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.109718][ T4923] Call trace: [ 72.110638][ T4923] dump_backtrace+0x0/0x43c [ 72.111904][ T4923] show_stack+0x2c/0x3c [ 72.113076][ T4923] __dump_stack+0x30/0x40 [ 72.114243][ T4923] dump_stack_lvl+0xf8/0x160 [ 72.115584][ T4923] dump_stack+0x1c/0x5c [ 72.116760][ T4923] should_fail+0x3c0/0x51c [ 72.117977][ T4923] __should_failslab+0xbc/0x10c [ 72.119299][ T4923] should_failslab+0x10/0x28 [ 72.120592][ T4923] slab_pre_alloc_hook+0x64/0xec [ 72.122043][ T4923] __kmalloc_track_caller+0x74/0x370 [ 72.123556][ T4923] kstrdup+0xe4/0x15c [ 72.124660][ T4923] kstrdup_const+0x54/0x6c [ 72.125888][ T4923] kvasprintf_const+0x118/0x2d0 [ 72.127232][ T4923] kobject_set_name_vargs+0xcc/0x1b4 [ 72.128728][ T4923] dev_set_name+0xd8/0x124 [ 72.129933][ T4923] device_add_disk+0x258/0xad0 [ 72.131331][ T4923] loop_add+0x510/0x6e0 [ 72.132602][ T4923] loop_control_ioctl+0x128/0x4d0 [ 72.133915][ T4923] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.135310][ T4923] invoke_syscall+0x98/0x2b8 [ 72.136547][ T4923] el0_svc_common+0x138/0x258 [ 72.137840][ T4923] do_el0_svc+0x58/0x14c [ 72.139000][ T4923] el0_svc+0x78/0x1e0 [ 72.140081][ T4923] el0t_64_sync_handler+0xcc/0xe4 [ 72.141528][ T4923] el0t_64_sync+0x1a0/0x1a4 [ 72.158549][ T4925] FAULT_INJECTION: forcing a failure. [ 72.158549][ T4925] name failslab, interval 1, probability 0, space 0, times 0 [ 72.162126][ T4925] CPU: 1 PID: 4925 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.164827][ T4925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.167616][ T4925] Call trace: [ 72.168575][ T4925] dump_backtrace+0x0/0x43c [ 72.169811][ T4925] show_stack+0x2c/0x3c [ 72.170931][ T4925] __dump_stack+0x30/0x40 [ 72.172109][ T4925] dump_stack_lvl+0xf8/0x160 [ 72.173416][ T4925] dump_stack+0x1c/0x5c [ 72.174560][ T4925] should_fail+0x3c0/0x51c [ 72.175779][ T4925] __should_failslab+0xbc/0x10c [ 72.177114][ T4925] should_failslab+0x10/0x28 [ 72.178401][ T4925] slab_pre_alloc_hook+0x64/0xec [ 72.179765][ T4925] kmem_cache_alloc_node_trace+0x9c/0x438 [ 72.181349][ T4925] iolatency_pd_alloc+0xac/0x164 [ 72.182710][ T4925] blkcg_activate_policy+0x204/0xa8c [ 72.184127][ T4925] blk_iolatency_init+0x22c/0x430 [ 72.185489][ T4925] blkcg_init_queue+0x3f0/0x484 [ 72.186789][ T4925] blk_alloc_queue+0x3cc/0x4a0 [ 72.188153][ T4925] __blk_mq_alloc_disk+0x5c/0x154 [ 72.189552][ T4925] loop_add+0x240/0x6e0 [ 72.190606][ T4925] loop_control_ioctl+0x128/0x4d0 [ 72.192022][ T4925] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.193417][ T4925] invoke_syscall+0x98/0x2b8 [ 72.194659][ T4925] el0_svc_common+0x138/0x258 [ 72.195994][ T4925] do_el0_svc+0x58/0x14c [ 72.197137][ T4925] el0_svc+0x78/0x1e0 [ 72.198246][ T4925] el0t_64_sync_handler+0xcc/0xe4 [ 72.199581][ T4925] el0t_64_sync+0x1a0/0x1a4 [ 72.224914][ T4927] FAULT_INJECTION: forcing a failure. [ 72.224914][ T4927] name failslab, interval 1, probability 0, space 0, times 0 [ 72.228618][ T4927] CPU: 0 PID: 4927 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.231275][ T4927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.234024][ T4927] Call trace: [ 72.234889][ T4927] dump_backtrace+0x0/0x43c [ 72.236130][ T4927] show_stack+0x2c/0x3c [ 72.237318][ T4927] __dump_stack+0x30/0x40 [ 72.238540][ T4927] dump_stack_lvl+0xf8/0x160 [ 72.239824][ T4927] dump_stack+0x1c/0x5c [ 72.241052][ T4927] should_fail+0x3c0/0x51c [ 72.242323][ T4927] __should_failslab+0xbc/0x10c [ 72.243575][ T4927] should_failslab+0x10/0x28 [ 72.244867][ T4927] slab_pre_alloc_hook+0x64/0xec [ 72.246279][ T4927] kmem_cache_alloc_trace+0x98/0x3fc [ 72.247742][ T4927] device_add+0xbc/0xf94 [ 72.248878][ T4927] device_add_disk+0x2d0/0xad0 [ 72.250200][ T4927] loop_add+0x510/0x6e0 [ 72.251323][ T4927] loop_control_ioctl+0x128/0x4d0 [ 72.252758][ T4927] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.254125][ T4927] invoke_syscall+0x98/0x2b8 [ 72.255324][ T4927] el0_svc_common+0x138/0x258 [ 72.256586][ T4927] do_el0_svc+0x58/0x14c [ 72.257728][ T4927] el0_svc+0x78/0x1e0 [ 72.258838][ T4927] el0t_64_sync_handler+0xcc/0xe4 [ 72.260288][ T4927] el0t_64_sync+0x1a0/0x1a4 [ 72.279529][ T4929] FAULT_INJECTION: forcing a failure. [ 72.279529][ T4929] name failslab, interval 1, probability 0, space 0, times 0 [ 72.283278][ T4929] CPU: 0 PID: 4929 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.286003][ T4929] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.288906][ T4929] Call trace: [ 72.289831][ T4929] dump_backtrace+0x0/0x43c [ 72.291054][ T4929] show_stack+0x2c/0x3c [ 72.292204][ T4929] __dump_stack+0x30/0x40 [ 72.293439][ T4929] dump_stack_lvl+0xf8/0x160 [ 72.294692][ T4929] dump_stack+0x1c/0x5c [ 72.295924][ T4929] should_fail+0x3c0/0x51c [ 72.297140][ T4929] __should_failslab+0xbc/0x10c [ 72.298467][ T4929] should_failslab+0x10/0x28 [ 72.299718][ T4929] slab_pre_alloc_hook+0x64/0xec [ 72.301098][ T4929] kmem_cache_alloc_trace+0x98/0x3fc [ 72.302636][ T4929] rand_initialize_disk+0x58/0xb8 [ 72.304028][ T4929] __alloc_disk_node+0x284/0x434 [ 72.305436][ T4929] __blk_mq_alloc_disk+0xe8/0x154 [ 72.306765][ T4929] loop_add+0x240/0x6e0 [ 72.307904][ T4929] loop_control_ioctl+0x128/0x4d0 [ 72.309230][ T4929] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.310623][ T4929] invoke_syscall+0x98/0x2b8 [ 72.311836][ T4929] el0_svc_common+0x138/0x258 [ 72.313141][ T4929] do_el0_svc+0x58/0x14c [ 72.314340][ T4929] el0_svc+0x78/0x1e0 [ 72.315465][ T4929] el0t_64_sync_handler+0xcc/0xe4 [ 72.316895][ T4929] el0t_64_sync+0x1a0/0x1a4 [ 72.341966][ T4931] FAULT_INJECTION: forcing a failure. [ 72.341966][ T4931] name failslab, interval 1, probability 0, space 0, times 0 [ 72.346201][ T4931] CPU: 0 PID: 4931 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.348916][ T4931] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.351699][ T4931] Call trace: [ 72.352578][ T4931] dump_backtrace+0x0/0x43c [ 72.353713][ T4931] show_stack+0x2c/0x3c [ 72.354829][ T4931] __dump_stack+0x30/0x40 [ 72.355955][ T4931] dump_stack_lvl+0xf8/0x160 [ 72.357214][ T4931] dump_stack+0x1c/0x5c [ 72.358317][ T4931] should_fail+0x3c0/0x51c [ 72.359541][ T4931] __should_failslab+0xbc/0x10c [ 72.360878][ T4931] should_failslab+0x10/0x28 [ 72.362095][ T4931] slab_pre_alloc_hook+0x64/0xec [ 72.363505][ T4931] kmem_cache_alloc+0x94/0x3e4 [ 72.364813][ T4931] __debug_object_init+0x75c/0x98c [ 72.366279][ T4931] debug_object_init+0x20/0x2c [ 72.367606][ T4931] init_timer_key+0x54/0x418 [ 72.368840][ T4931] blk_iolatency_init+0x2cc/0x430 [ 72.370171][ T4931] blkcg_init_queue+0x3f0/0x484 [ 72.371558][ T4931] blk_alloc_queue+0x3cc/0x4a0 [ 72.372908][ T4931] __blk_mq_alloc_disk+0x5c/0x154 [ 72.374352][ T4931] loop_add+0x240/0x6e0 [ 72.375454][ T4931] loop_control_ioctl+0x128/0x4d0 [ 72.376809][ T4931] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.378175][ T4931] invoke_syscall+0x98/0x2b8 [ 72.379469][ T4931] el0_svc_common+0x138/0x258 [ 72.380726][ T4931] do_el0_svc+0x58/0x14c [ 72.381931][ T4931] el0_svc+0x78/0x1e0 [ 72.382981][ T4931] el0t_64_sync_handler+0xcc/0xe4 [ 72.384323][ T4931] el0t_64_sync+0x1a0/0x1a4 [ 72.408424][ T4933] FAULT_INJECTION: forcing a failure. [ 72.408424][ T4933] name failslab, interval 1, probability 0, space 0, times 0 [ 72.411973][ T4933] CPU: 0 PID: 4933 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.414771][ T4933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.417701][ T4933] Call trace: [ 72.418629][ T4933] dump_backtrace+0x0/0x43c [ 72.419798][ T4933] show_stack+0x2c/0x3c [ 72.420885][ T4933] __dump_stack+0x30/0x40 [ 72.422080][ T4933] dump_stack_lvl+0xf8/0x160 [ 72.423401][ T4933] dump_stack+0x1c/0x5c [ 72.424560][ T4933] should_fail+0x3c0/0x51c [ 72.425742][ T4933] __should_failslab+0xbc/0x10c [ 72.427024][ T4933] should_failslab+0x10/0x28 [ 72.428286][ T4933] slab_pre_alloc_hook+0x64/0xec [ 72.429702][ T4933] kmem_cache_alloc_trace+0x98/0x3fc [ 72.431191][ T4933] device_add+0xbc/0xf94 [ 72.432312][ T4933] device_add_disk+0x2d0/0xad0 [ 72.433559][ T4933] loop_add+0x510/0x6e0 [ 72.434701][ T4933] loop_control_ioctl+0x128/0x4d0 [ 72.436022][ T4933] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.437373][ T4933] invoke_syscall+0x98/0x2b8 [ 72.438692][ T4933] el0_svc_common+0x138/0x258 [ 72.439984][ T4933] do_el0_svc+0x58/0x14c [ 72.441141][ T4933] el0_svc+0x78/0x1e0 [ 72.442237][ T4933] el0t_64_sync_handler+0xcc/0xe4 [ 72.443578][ T4933] el0t_64_sync+0x1a0/0x1a4 [ 72.463909][ T4935] FAULT_INJECTION: forcing a failure. [ 72.463909][ T4935] name failslab, interval 1, probability 0, space 0, times 0 [ 72.467399][ T4935] CPU: 0 PID: 4935 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.470107][ T4935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.472874][ T4935] Call trace: [ 72.473804][ T4935] dump_backtrace+0x0/0x43c [ 72.475091][ T4935] show_stack+0x2c/0x3c [ 72.476229][ T4935] __dump_stack+0x30/0x40 [ 72.477391][ T4935] dump_stack_lvl+0xf8/0x160 [ 72.478658][ T4935] dump_stack+0x1c/0x5c [ 72.479838][ T4935] should_fail+0x3c0/0x51c [ 72.481003][ T4935] __should_failslab+0xbc/0x10c [ 72.482329][ T4935] should_failslab+0x10/0x28 [ 72.483573][ T4935] slab_pre_alloc_hook+0x64/0xec [ 72.484949][ T4935] kmem_cache_alloc+0x94/0x3e4 [ 72.486274][ T4935] __debug_object_init+0x774/0x98c [ 72.487670][ T4935] debug_object_init+0x20/0x2c [ 72.488989][ T4935] __percpu_counter_init+0x10c/0x26c [ 72.490470][ T4935] blkg_rwstat_init+0x104/0x2b8 [ 72.491812][ T4935] throtl_pd_alloc+0xf0/0x4ec [ 72.493065][ T4935] blkcg_activate_policy+0x204/0xa8c [ 72.494489][ T4935] blk_throtl_init+0x308/0x3ec [ 72.495807][ T4935] blkcg_init_queue+0x3cc/0x484 [ 72.497088][ T4935] blk_alloc_queue+0x3cc/0x4a0 [ 72.498517][ T4935] __blk_mq_alloc_disk+0x5c/0x154 [ 72.499908][ T4935] loop_add+0x240/0x6e0 [ 72.501025][ T4935] loop_control_ioctl+0x128/0x4d0 [ 72.502374][ T4935] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.503755][ T4935] invoke_syscall+0x98/0x2b8 [ 72.505024][ T4935] el0_svc_common+0x138/0x258 [ 72.506348][ T4935] do_el0_svc+0x58/0x14c [ 72.507489][ T4935] el0_svc+0x78/0x1e0 [ 72.508635][ T4935] el0t_64_sync_handler+0xcc/0xe4 [ 72.509952][ T4935] el0t_64_sync+0x1a0/0x1a4 [ 72.534123][ T4937] FAULT_INJECTION: forcing a failure. [ 72.534123][ T4937] name failslab, interval 1, probability 0, space 0, times 0 [ 72.538048][ T4937] CPU: 1 PID: 4937 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.540784][ T4937] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.543582][ T4937] Call trace: [ 72.544499][ T4937] dump_backtrace+0x0/0x43c [ 72.545812][ T4937] show_stack+0x2c/0x3c [ 72.547032][ T4937] __dump_stack+0x30/0x40 [ 72.548283][ T4937] dump_stack_lvl+0xf8/0x160 [ 72.549531][ T4937] dump_stack+0x1c/0x5c [ 72.550711][ T4937] should_fail+0x3c0/0x51c [ 72.551973][ T4937] __should_failslab+0xbc/0x10c [ 72.553386][ T4937] should_failslab+0x10/0x28 [ 72.554642][ T4937] slab_pre_alloc_hook+0x64/0xec [ 72.555980][ T4937] kmem_cache_alloc_trace+0x98/0x3fc [ 72.557486][ T4937] device_add+0xbc/0xf94 [ 72.558632][ T4937] device_add_disk+0x2d0/0xad0 [ 72.559931][ T4937] loop_add+0x510/0x6e0 [ 72.561143][ T4937] loop_control_ioctl+0x128/0x4d0 [ 72.562557][ T4937] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.563964][ T4937] invoke_syscall+0x98/0x2b8 [ 72.565255][ T4937] el0_svc_common+0x138/0x258 [ 72.566620][ T4937] do_el0_svc+0x58/0x14c [ 72.567821][ T4937] el0_svc+0x78/0x1e0 [ 72.568962][ T4937] el0t_64_sync_handler+0xcc/0xe4 [ 72.570380][ T4937] el0t_64_sync+0x1a0/0x1a4 [ 72.591536][ T4939] FAULT_INJECTION: forcing a failure. [ 72.591536][ T4939] name failslab, interval 1, probability 0, space 0, times 0 [ 72.595252][ T4939] CPU: 0 PID: 4939 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.598117][ T4939] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.601025][ T4939] Call trace: [ 72.601890][ T4939] dump_backtrace+0x0/0x43c [ 72.603147][ T4939] show_stack+0x2c/0x3c [ 72.604333][ T4939] __dump_stack+0x30/0x40 [ 72.605556][ T4939] dump_stack_lvl+0xf8/0x160 [ 72.606778][ T4939] dump_stack+0x1c/0x5c [ 72.607944][ T4939] should_fail+0x3c0/0x51c [ 72.609090][ T4939] __should_failslab+0xbc/0x10c [ 72.610468][ T4939] should_failslab+0x10/0x28 [ 72.611797][ T4939] slab_pre_alloc_hook+0x64/0xec [ 72.613166][ T4939] __kmalloc_track_caller+0x74/0x370 [ 72.614594][ T4939] kstrdup+0xe4/0x15c [ 72.615666][ T4939] kstrdup_const+0x54/0x6c [ 72.616886][ T4939] kvasprintf_const+0x118/0x2d0 [ 72.618202][ T4939] kobject_set_name_vargs+0xcc/0x1b4 [ 72.619677][ T4939] dev_set_name+0xd8/0x124 [ 72.620946][ T4939] device_add_disk+0x258/0xad0 [ 72.622311][ T4939] loop_add+0x510/0x6e0 [ 72.623454][ T4939] loop_control_ioctl+0x128/0x4d0 [ 72.624819][ T4939] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.626192][ T4939] invoke_syscall+0x98/0x2b8 [ 72.627506][ T4939] el0_svc_common+0x138/0x258 [ 72.628777][ T4939] do_el0_svc+0x58/0x14c [ 72.629955][ T4939] el0_svc+0x78/0x1e0 [ 72.631062][ T4939] el0t_64_sync_handler+0xcc/0xe4 [ 72.632444][ T4939] el0t_64_sync+0x1a0/0x1a4 [ 72.649008][ T4941] FAULT_INJECTION: forcing a failure. [ 72.649008][ T4941] name failslab, interval 1, probability 0, space 0, times 0 [ 72.652788][ T4941] CPU: 0 PID: 4941 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.655562][ T4941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.658423][ T4941] Call trace: [ 72.659337][ T4941] dump_backtrace+0x0/0x43c [ 72.660603][ T4941] show_stack+0x2c/0x3c [ 72.661723][ T4941] __dump_stack+0x30/0x40 [ 72.662932][ T4941] dump_stack_lvl+0xf8/0x160 [ 72.664291][ T4941] dump_stack+0x1c/0x5c [ 72.665430][ T4941] should_fail+0x3c0/0x51c [ 72.666598][ T4941] __should_failslab+0xbc/0x10c [ 72.667906][ T4941] should_failslab+0x10/0x28 [ 72.669136][ T4941] slab_pre_alloc_hook+0x64/0xec [ 72.670524][ T4941] kmem_cache_alloc_trace+0x98/0x3fc [ 72.672023][ T4941] blk_iolatency_init+0x64/0x430 [ 72.673433][ T4941] blkcg_init_queue+0x3f0/0x484 [ 72.674738][ T4941] blk_alloc_queue+0x3cc/0x4a0 [ 72.676057][ T4941] __blk_mq_alloc_disk+0x5c/0x154 [ 72.677461][ T4941] loop_add+0x240/0x6e0 [ 72.678579][ T4941] loop_control_ioctl+0x128/0x4d0 [ 72.679943][ T4941] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.681304][ T4941] invoke_syscall+0x98/0x2b8 [ 72.682577][ T4941] el0_svc_common+0x138/0x258 [ 72.683839][ T4941] do_el0_svc+0x58/0x14c [ 72.685018][ T4941] el0_svc+0x78/0x1e0 [ 72.686141][ T4941] el0t_64_sync_handler+0xcc/0xe4 [ 72.687552][ T4941] el0t_64_sync+0x1a0/0x1a4 [ 72.706802][ T4943] FAULT_INJECTION: forcing a failure. [ 72.706802][ T4943] name failslab, interval 1, probability 0, space 0, times 0 [ 72.710391][ T4943] CPU: 0 PID: 4943 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.713012][ T4943] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.715820][ T4943] Call trace: [ 72.716695][ T4943] dump_backtrace+0x0/0x43c [ 72.717952][ T4943] show_stack+0x2c/0x3c [ 72.719069][ T4943] __dump_stack+0x30/0x40 [ 72.720245][ T4943] dump_stack_lvl+0xf8/0x160 [ 72.721516][ T4943] dump_stack+0x1c/0x5c [ 72.722666][ T4943] should_fail+0x3c0/0x51c [ 72.723893][ T4943] __should_failslab+0xbc/0x10c [ 72.725210][ T4943] should_failslab+0x10/0x28 [ 72.726485][ T4943] slab_pre_alloc_hook+0x64/0xec [ 72.727906][ T4943] __kmalloc_track_caller+0x74/0x370 [ 72.729426][ T4943] kstrdup+0xe4/0x15c [ 72.730541][ T4943] kstrdup_const+0x54/0x6c [ 72.731768][ T4943] kvasprintf_const+0x118/0x2d0 [ 72.733091][ T4943] kobject_set_name_vargs+0xcc/0x1b4 [ 72.734629][ T4943] dev_set_name+0xd8/0x124 [ 72.735848][ T4943] device_add_disk+0x258/0xad0 [ 72.737171][ T4943] loop_add+0x510/0x6e0 [ 72.738260][ T4943] loop_control_ioctl+0x128/0x4d0 [ 72.739664][ T4943] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.740989][ T4943] invoke_syscall+0x98/0x2b8 [ 72.742253][ T4943] el0_svc_common+0x138/0x258 [ 72.743567][ T4943] do_el0_svc+0x58/0x14c [ 72.744753][ T4943] el0_svc+0x78/0x1e0 [ 72.745820][ T4943] el0t_64_sync_handler+0xcc/0xe4 [ 72.747220][ T4943] el0t_64_sync+0x1a0/0x1a4 [ 72.767160][ T4945] FAULT_INJECTION: forcing a failure. [ 72.767160][ T4945] name failslab, interval 1, probability 0, space 0, times 0 [ 72.771313][ T4945] CPU: 0 PID: 4945 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.773997][ T4945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.776789][ T4945] Call trace: [ 72.777673][ T4945] dump_backtrace+0x0/0x43c [ 72.778887][ T4945] show_stack+0x2c/0x3c [ 72.780084][ T4945] __dump_stack+0x30/0x40 [ 72.781260][ T4945] dump_stack_lvl+0xf8/0x160 [ 72.782549][ T4945] dump_stack+0x1c/0x5c [ 72.783723][ T4945] should_fail+0x3c0/0x51c [ 72.784972][ T4945] __should_failslab+0xbc/0x10c [ 72.786263][ T4945] should_failslab+0x10/0x28 [ 72.787539][ T4945] slab_pre_alloc_hook+0x64/0xec [ 72.788872][ T4945] kmem_cache_alloc_trace+0x98/0x3fc [ 72.790282][ T4945] device_add+0xbc/0xf94 [ 72.791477][ T4945] device_add_disk+0x2d0/0xad0 [ 72.792782][ T4945] loop_add+0x510/0x6e0 [ 72.793891][ T4945] loop_control_ioctl+0x128/0x4d0 [ 72.795243][ T4945] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.796636][ T4945] invoke_syscall+0x98/0x2b8 [ 72.797857][ T4945] el0_svc_common+0x138/0x258 [ 72.799119][ T4945] do_el0_svc+0x58/0x14c [ 72.800277][ T4945] el0_svc+0x78/0x1e0 [ 72.801403][ T4945] el0t_64_sync_handler+0xcc/0xe4 [ 72.802721][ T4945] el0t_64_sync+0x1a0/0x1a4 [ 72.821923][ T4947] FAULT_INJECTION: forcing a failure. [ 72.821923][ T4947] name failslab, interval 1, probability 0, space 0, times 0 [ 72.827161][ T4947] CPU: 1 PID: 4947 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.829793][ T4947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.832657][ T4947] Call trace: [ 72.833520][ T4947] dump_backtrace+0x0/0x43c [ 72.834749][ T4947] show_stack+0x2c/0x3c [ 72.835873][ T4947] __dump_stack+0x30/0x40 [ 72.837076][ T4947] dump_stack_lvl+0xf8/0x160 [ 72.838337][ T4947] dump_stack+0x1c/0x5c [ 72.839481][ T4947] should_fail+0x3c0/0x51c [ 72.840687][ T4947] __should_failslab+0xbc/0x10c [ 72.841992][ T4947] should_failslab+0x10/0x28 [ 72.843316][ T4947] slab_pre_alloc_hook+0x64/0xec [ 72.844750][ T4947] kmem_cache_alloc+0x94/0x3e4 [ 72.846157][ T4947] __debug_object_init+0x6d4/0x98c [ 72.847549][ T4947] debug_object_init+0x20/0x2c [ 72.848856][ T4947] __init_work+0x58/0x68 [ 72.850011][ T4947] blk_mq_realloc_hw_ctxs+0x458/0x133c [ 72.851506][ T4947] blk_mq_init_allocated_queue+0x36c/0x158c [ 72.853156][ T4947] __blk_mq_alloc_disk+0x88/0x154 [ 72.854498][ T4947] loop_add+0x240/0x6e0 [ 72.855617][ T4947] loop_control_ioctl+0x128/0x4d0 [ 72.856926][ T4947] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.858356][ T4947] invoke_syscall+0x98/0x2b8 [ 72.859616][ T4947] el0_svc_common+0x138/0x258 [ 72.860867][ T4947] do_el0_svc+0x58/0x14c [ 72.862040][ T4947] el0_svc+0x78/0x1e0 [ 72.863151][ T4947] el0t_64_sync_handler+0xcc/0xe4 [ 72.864547][ T4947] el0t_64_sync+0x1a0/0x1a4 1970/01/01 00:01:12 executed programs: 114 [ 72.891280][ T4949] FAULT_INJECTION: forcing a failure. [ 72.891280][ T4949] name failslab, interval 1, probability 0, space 0, times 0 [ 72.895030][ T4949] CPU: 0 PID: 4949 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.897652][ T4949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.900528][ T4949] Call trace: [ 72.901416][ T4949] dump_backtrace+0x0/0x43c [ 72.902683][ T4949] show_stack+0x2c/0x3c [ 72.903787][ T4949] __dump_stack+0x30/0x40 [ 72.905067][ T4949] dump_stack_lvl+0xf8/0x160 [ 72.906304][ T4949] dump_stack+0x1c/0x5c [ 72.907572][ T4949] should_fail+0x3c0/0x51c [ 72.908735][ T4949] __should_failslab+0xbc/0x10c [ 72.910081][ T4949] should_failslab+0x10/0x28 [ 72.911325][ T4949] slab_pre_alloc_hook+0x64/0xec [ 72.912702][ T4949] kmem_cache_alloc_trace+0x98/0x3fc [ 72.914140][ T4949] device_add+0xbc/0xf94 [ 72.915337][ T4949] device_add_disk+0x2d0/0xad0 [ 72.916650][ T4949] loop_add+0x510/0x6e0 [ 72.917807][ T4949] loop_control_ioctl+0x128/0x4d0 [ 72.919217][ T4949] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.920594][ T4949] invoke_syscall+0x98/0x2b8 [ 72.921877][ T4949] el0_svc_common+0x138/0x258 [ 72.923133][ T4949] do_el0_svc+0x58/0x14c [ 72.924284][ T4949] el0_svc+0x78/0x1e0 [ 72.925370][ T4949] el0t_64_sync_handler+0xcc/0xe4 [ 72.926793][ T4949] el0t_64_sync+0x1a0/0x1a4 [ 72.946961][ T4951] FAULT_INJECTION: forcing a failure. [ 72.946961][ T4951] name failslab, interval 1, probability 0, space 0, times 0 [ 72.950674][ T4951] CPU: 0 PID: 4951 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 72.953495][ T4951] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.956256][ T4951] Call trace: [ 72.957166][ T4951] dump_backtrace+0x0/0x43c [ 72.958464][ T4951] show_stack+0x2c/0x3c [ 72.959572][ T4951] __dump_stack+0x30/0x40 [ 72.960782][ T4951] dump_stack_lvl+0xf8/0x160 [ 72.962112][ T4951] dump_stack+0x1c/0x5c [ 72.963336][ T4951] should_fail+0x3c0/0x51c [ 72.964590][ T4951] __should_failslab+0xbc/0x10c [ 72.965943][ T4951] should_failslab+0x10/0x28 [ 72.967218][ T4951] slab_pre_alloc_hook+0x64/0xec [ 72.968556][ T4951] kmem_cache_alloc_trace+0x98/0x3fc [ 72.970017][ T4951] rand_initialize_disk+0x58/0xb8 [ 72.971371][ T4951] __alloc_disk_node+0x284/0x434 [ 72.972714][ T4951] __blk_mq_alloc_disk+0xe8/0x154 [ 72.974128][ T4951] loop_add+0x240/0x6e0 [ 72.975260][ T4951] loop_control_ioctl+0x128/0x4d0 [ 72.976620][ T4951] __arm64_sys_ioctl+0x14c/0x1c8 [ 72.977998][ T4951] invoke_syscall+0x98/0x2b8 [ 72.979318][ T4951] el0_svc_common+0x138/0x258 [ 72.980642][ T4951] do_el0_svc+0x58/0x14c [ 72.981806][ T4951] el0_svc+0x78/0x1e0 [ 72.982927][ T4951] el0t_64_sync_handler+0xcc/0xe4 [ 72.984338][ T4951] el0t_64_sync+0x1a0/0x1a4 [ 73.008889][ T4953] FAULT_INJECTION: forcing a failure. [ 73.008889][ T4953] name failslab, interval 1, probability 0, space 0, times 0 [ 73.012294][ T4953] CPU: 0 PID: 4953 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.015124][ T4953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.017909][ T4953] Call trace: [ 73.018833][ T4953] dump_backtrace+0x0/0x43c [ 73.020097][ T4953] show_stack+0x2c/0x3c [ 73.021285][ T4953] __dump_stack+0x30/0x40 [ 73.022510][ T4953] dump_stack_lvl+0xf8/0x160 [ 73.023769][ T4953] dump_stack+0x1c/0x5c [ 73.024886][ T4953] should_fail+0x3c0/0x51c [ 73.026114][ T4953] __should_failslab+0xbc/0x10c [ 73.027455][ T4953] should_failslab+0x10/0x28 [ 73.028738][ T4953] slab_pre_alloc_hook+0x64/0xec [ 73.030040][ T4953] kmem_cache_alloc+0x94/0x3e4 [ 73.031351][ T4953] __debug_object_init+0x684/0x98c [ 73.032699][ T4953] debug_object_init+0x20/0x2c [ 73.034017][ T4953] init_timer_key+0x54/0x418 [ 73.035221][ T4953] wb_init+0x3cc/0x6ec [ 73.036419][ T4953] bdi_init+0x1b4/0x2f4 [ 73.037593][ T4953] bdi_alloc+0x6c/0x144 [ 73.038795][ T4953] __alloc_disk_node+0x8c/0x434 [ 73.040145][ T4953] __blk_mq_alloc_disk+0xe8/0x154 [ 73.041516][ T4953] loop_add+0x240/0x6e0 [ 73.042602][ T4953] loop_control_ioctl+0x128/0x4d0 [ 73.044020][ T4953] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.045408][ T4953] invoke_syscall+0x98/0x2b8 [ 73.046666][ T4953] el0_svc_common+0x138/0x258 [ 73.047924][ T4953] do_el0_svc+0x58/0x14c [ 73.049087][ T4953] el0_svc+0x78/0x1e0 [ 73.050176][ T4953] el0t_64_sync_handler+0xcc/0xe4 [ 73.051557][ T4953] el0t_64_sync+0x1a0/0x1a4 [ 73.078364][ T4955] FAULT_INJECTION: forcing a failure. [ 73.078364][ T4955] name failslab, interval 1, probability 0, space 0, times 0 [ 73.081822][ T4955] CPU: 0 PID: 4955 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.084594][ T4955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.087372][ T4955] Call trace: [ 73.088271][ T4955] dump_backtrace+0x0/0x43c [ 73.089541][ T4955] show_stack+0x2c/0x3c [ 73.090682][ T4955] __dump_stack+0x30/0x40 [ 73.091900][ T4955] dump_stack_lvl+0xf8/0x160 [ 73.093184][ T4955] dump_stack+0x1c/0x5c [ 73.094334][ T4955] should_fail+0x3c0/0x51c [ 73.095589][ T4955] __should_failslab+0xbc/0x10c [ 73.096935][ T4955] should_failslab+0x10/0x28 [ 73.098147][ T4955] slab_pre_alloc_hook+0x64/0xec [ 73.099512][ T4955] __kmalloc_track_caller+0x74/0x370 [ 73.100973][ T4955] kstrdup+0xe4/0x15c [ 73.102100][ T4955] kstrdup_const+0x54/0x6c [ 73.103369][ T4955] kvasprintf_const+0x118/0x2d0 [ 73.104678][ T4955] kobject_set_name_vargs+0xcc/0x1b4 [ 73.106176][ T4955] dev_set_name+0xd8/0x124 [ 73.107423][ T4955] device_add_disk+0x258/0xad0 [ 73.108710][ T4955] loop_add+0x510/0x6e0 [ 73.109894][ T4955] loop_control_ioctl+0x128/0x4d0 [ 73.111305][ T4955] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.112669][ T4955] invoke_syscall+0x98/0x2b8 [ 73.113967][ T4955] el0_svc_common+0x138/0x258 [ 73.115376][ T4955] do_el0_svc+0x58/0x14c [ 73.116611][ T4955] el0_svc+0x78/0x1e0 [ 73.117691][ T4955] el0t_64_sync_handler+0xcc/0xe4 [ 73.119073][ T4955] el0t_64_sync+0x1a0/0x1a4 [ 73.139327][ T4957] FAULT_INJECTION: forcing a failure. [ 73.139327][ T4957] name failslab, interval 1, probability 0, space 0, times 0 [ 73.143094][ T4957] CPU: 0 PID: 4957 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.145944][ T4957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.148649][ T4957] Call trace: [ 73.149571][ T4957] dump_backtrace+0x0/0x43c [ 73.150813][ T4957] show_stack+0x2c/0x3c [ 73.151976][ T4957] __dump_stack+0x30/0x40 [ 73.153204][ T4957] dump_stack_lvl+0xf8/0x160 [ 73.154543][ T4957] dump_stack+0x1c/0x5c [ 73.155766][ T4957] should_fail+0x3c0/0x51c [ 73.156974][ T4957] __should_failslab+0xbc/0x10c [ 73.158370][ T4957] should_failslab+0x10/0x28 [ 73.159638][ T4957] slab_pre_alloc_hook+0x64/0xec [ 73.161025][ T4957] __kmalloc_track_caller+0x74/0x370 [ 73.162457][ T4957] kstrdup+0xe4/0x15c [ 73.163562][ T4957] kstrdup_const+0x54/0x6c [ 73.164813][ T4957] kvasprintf_const+0x118/0x2d0 [ 73.166144][ T4957] kobject_set_name_vargs+0xcc/0x1b4 [ 73.167616][ T4957] dev_set_name+0xd8/0x124 [ 73.168867][ T4957] device_add_disk+0x258/0xad0 [ 73.170190][ T4957] loop_add+0x510/0x6e0 [ 73.171316][ T4957] loop_control_ioctl+0x128/0x4d0 [ 73.172705][ T4957] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.174120][ T4957] invoke_syscall+0x98/0x2b8 [ 73.175436][ T4957] el0_svc_common+0x138/0x258 [ 73.176751][ T4957] do_el0_svc+0x58/0x14c [ 73.177937][ T4957] el0_svc+0x78/0x1e0 [ 73.179027][ T4957] el0t_64_sync_handler+0xcc/0xe4 [ 73.180448][ T4957] el0t_64_sync+0x1a0/0x1a4 [ 73.198964][ T4959] FAULT_INJECTION: forcing a failure. [ 73.198964][ T4959] name failslab, interval 1, probability 0, space 0, times 0 [ 73.202514][ T4959] CPU: 0 PID: 4959 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.205275][ T4959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.208128][ T4959] Call trace: [ 73.209015][ T4959] dump_backtrace+0x0/0x43c [ 73.210331][ T4959] show_stack+0x2c/0x3c [ 73.211540][ T4959] __dump_stack+0x30/0x40 [ 73.212687][ T4959] dump_stack_lvl+0xf8/0x160 [ 73.213920][ T4959] dump_stack+0x1c/0x5c [ 73.215015][ T4959] should_fail+0x3c0/0x51c [ 73.216236][ T4959] __should_failslab+0xbc/0x10c [ 73.217540][ T4959] should_failslab+0x10/0x28 [ 73.218834][ T4959] slab_pre_alloc_hook+0x64/0xec [ 73.220206][ T4959] kmem_cache_alloc_node_trace+0x9c/0x438 [ 73.221802][ T4959] throtl_pd_alloc+0xac/0x4ec [ 73.223127][ T4959] blkcg_activate_policy+0x204/0xa8c [ 73.224608][ T4959] blk_throtl_init+0x308/0x3ec [ 73.225959][ T4959] blkcg_init_queue+0x3cc/0x484 [ 73.227322][ T4959] blk_alloc_queue+0x3cc/0x4a0 [ 73.228624][ T4959] __blk_mq_alloc_disk+0x5c/0x154 [ 73.230115][ T4959] loop_add+0x240/0x6e0 [ 73.231274][ T4959] loop_control_ioctl+0x128/0x4d0 [ 73.232701][ T4959] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.234136][ T4959] invoke_syscall+0x98/0x2b8 [ 73.235386][ T4959] el0_svc_common+0x138/0x258 [ 73.236702][ T4959] do_el0_svc+0x58/0x14c [ 73.237887][ T4959] el0_svc+0x78/0x1e0 [ 73.238979][ T4959] el0t_64_sync_handler+0xcc/0xe4 [ 73.240371][ T4959] el0t_64_sync+0x1a0/0x1a4 [ 73.266688][ T4961] FAULT_INJECTION: forcing a failure. [ 73.266688][ T4961] name failslab, interval 1, probability 0, space 0, times 0 [ 73.270284][ T4961] CPU: 0 PID: 4961 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.272920][ T4961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.275766][ T4961] Call trace: [ 73.276638][ T4961] dump_backtrace+0x0/0x43c [ 73.277894][ T4961] show_stack+0x2c/0x3c [ 73.279072][ T4961] __dump_stack+0x30/0x40 [ 73.280314][ T4961] dump_stack_lvl+0xf8/0x160 [ 73.281542][ T4961] dump_stack+0x1c/0x5c [ 73.282683][ T4961] should_fail+0x3c0/0x51c [ 73.283941][ T4961] __should_failslab+0xbc/0x10c [ 73.285247][ T4961] should_failslab+0x10/0x28 [ 73.286545][ T4961] slab_pre_alloc_hook+0x64/0xec [ 73.287910][ T4961] kmem_cache_alloc_trace+0x98/0x3fc [ 73.289429][ T4961] device_add+0xbc/0xf94 [ 73.290602][ T4961] device_add_disk+0x2d0/0xad0 [ 73.291889][ T4961] loop_add+0x510/0x6e0 [ 73.293119][ T4961] loop_control_ioctl+0x128/0x4d0 [ 73.294531][ T4961] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.295954][ T4961] invoke_syscall+0x98/0x2b8 [ 73.297268][ T4961] el0_svc_common+0x138/0x258 [ 73.298549][ T4961] do_el0_svc+0x58/0x14c [ 73.299704][ T4961] el0_svc+0x78/0x1e0 [ 73.300773][ T4961] el0t_64_sync_handler+0xcc/0xe4 [ 73.302171][ T4961] el0t_64_sync+0x1a0/0x1a4 [ 73.323320][ T4963] FAULT_INJECTION: forcing a failure. [ 73.323320][ T4963] name failslab, interval 1, probability 0, space 0, times 0 [ 73.327118][ T4963] CPU: 0 PID: 4963 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.329750][ T4963] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.332490][ T4963] Call trace: [ 73.333355][ T4963] dump_backtrace+0x0/0x43c [ 73.334648][ T4963] show_stack+0x2c/0x3c [ 73.335816][ T4963] __dump_stack+0x30/0x40 [ 73.337055][ T4963] dump_stack_lvl+0xf8/0x160 [ 73.338350][ T4963] dump_stack+0x1c/0x5c [ 73.339500][ T4963] should_fail+0x3c0/0x51c [ 73.340683][ T4963] __should_failslab+0xbc/0x10c [ 73.342061][ T4963] should_failslab+0x10/0x28 [ 73.343287][ T4963] slab_pre_alloc_hook+0x64/0xec [ 73.344620][ T4963] __kmalloc_track_caller+0x74/0x370 [ 73.345998][ T4963] kstrdup+0xe4/0x15c [ 73.347085][ T4963] kstrdup_const+0x54/0x6c [ 73.348295][ T4963] kvasprintf_const+0x118/0x2d0 [ 73.349633][ T4963] kobject_set_name_vargs+0xcc/0x1b4 [ 73.351074][ T4963] dev_set_name+0xd8/0x124 [ 73.352226][ T4963] device_add_disk+0x258/0xad0 [ 73.353491][ T4963] loop_add+0x510/0x6e0 [ 73.354646][ T4963] loop_control_ioctl+0x128/0x4d0 [ 73.356045][ T4963] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.357389][ T4963] invoke_syscall+0x98/0x2b8 [ 73.358617][ T4963] el0_svc_common+0x138/0x258 [ 73.359917][ T4963] do_el0_svc+0x58/0x14c [ 73.361087][ T4963] el0_svc+0x78/0x1e0 [ 73.362170][ T4963] el0t_64_sync_handler+0xcc/0xe4 [ 73.363554][ T4963] el0t_64_sync+0x1a0/0x1a4 [ 73.380766][ T4965] FAULT_INJECTION: forcing a failure. [ 73.380766][ T4965] name failslab, interval 1, probability 0, space 0, times 0 [ 73.384890][ T4965] CPU: 0 PID: 4965 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.387720][ T4965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.390541][ T4965] Call trace: [ 73.391447][ T4965] dump_backtrace+0x0/0x43c [ 73.392708][ T4965] show_stack+0x2c/0x3c [ 73.393874][ T4965] __dump_stack+0x30/0x40 [ 73.395125][ T4965] dump_stack_lvl+0xf8/0x160 [ 73.396410][ T4965] dump_stack+0x1c/0x5c [ 73.397590][ T4965] should_fail+0x3c0/0x51c [ 73.398861][ T4965] __should_failslab+0xbc/0x10c [ 73.400181][ T4965] should_failslab+0x10/0x28 [ 73.401511][ T4965] slab_pre_alloc_hook+0x64/0xec [ 73.402864][ T4965] kmem_cache_alloc+0x94/0x3e4 [ 73.404138][ T4965] __debug_object_init+0x774/0x98c [ 73.405602][ T4965] debug_object_init+0x20/0x2c [ 73.406894][ T4965] __init_work+0x58/0x68 [ 73.408003][ T4965] blk_iolatency_init+0x2dc/0x430 [ 73.409409][ T4965] blkcg_init_queue+0x3f0/0x484 [ 73.410776][ T4965] blk_alloc_queue+0x3cc/0x4a0 [ 73.412105][ T4965] __blk_mq_alloc_disk+0x5c/0x154 [ 73.413481][ T4965] loop_add+0x240/0x6e0 [ 73.414574][ T4965] loop_control_ioctl+0x128/0x4d0 [ 73.415928][ T4965] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.417258][ T4965] invoke_syscall+0x98/0x2b8 [ 73.418521][ T4965] el0_svc_common+0x138/0x258 [ 73.419746][ T4965] do_el0_svc+0x58/0x14c [ 73.420874][ T4965] el0_svc+0x78/0x1e0 [ 73.421965][ T4965] el0t_64_sync_handler+0xcc/0xe4 [ 73.423354][ T4965] el0t_64_sync+0x1a0/0x1a4 [ 73.444312][ T4967] FAULT_INJECTION: forcing a failure. [ 73.444312][ T4967] name failslab, interval 1, probability 0, space 0, times 0 [ 73.447922][ T4967] CPU: 0 PID: 4967 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.450642][ T4967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.453370][ T4967] Call trace: [ 73.454240][ T4967] dump_backtrace+0x0/0x43c [ 73.455520][ T4967] show_stack+0x2c/0x3c [ 73.456668][ T4967] __dump_stack+0x30/0x40 [ 73.457929][ T4967] dump_stack_lvl+0xf8/0x160 [ 73.459214][ T4967] dump_stack+0x1c/0x5c [ 73.460324][ T4967] should_fail+0x3c0/0x51c [ 73.461570][ T4967] __should_failslab+0xbc/0x10c [ 73.462960][ T4967] should_failslab+0x10/0x28 [ 73.464269][ T4967] slab_pre_alloc_hook+0x64/0xec [ 73.465668][ T4967] kmem_cache_alloc+0x94/0x3e4 [ 73.466956][ T4967] __debug_object_init+0x774/0x98c [ 73.468408][ T4967] debug_object_init+0x20/0x2c [ 73.469738][ T4967] __percpu_counter_init+0x10c/0x26c [ 73.471200][ T4967] blkg_rwstat_init+0x3c/0x2b8 [ 73.472584][ T4967] throtl_pd_alloc+0xc0/0x4ec [ 73.473894][ T4967] blkcg_activate_policy+0x204/0xa8c [ 73.475439][ T4967] blk_throtl_init+0x308/0x3ec [ 73.476933][ T4967] blkcg_init_queue+0x3cc/0x484 [ 73.478261][ T4967] blk_alloc_queue+0x3cc/0x4a0 [ 73.479616][ T4967] __blk_mq_alloc_disk+0x5c/0x154 [ 73.481006][ T4967] loop_add+0x240/0x6e0 [ 73.482165][ T4967] loop_control_ioctl+0x128/0x4d0 [ 73.483600][ T4967] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.484982][ T4967] invoke_syscall+0x98/0x2b8 [ 73.486217][ T4967] el0_svc_common+0x138/0x258 [ 73.487489][ T4967] do_el0_svc+0x58/0x14c [ 73.488692][ T4967] el0_svc+0x78/0x1e0 [ 73.489786][ T4967] el0t_64_sync_handler+0xcc/0xe4 [ 73.491125][ T4967] el0t_64_sync+0x1a0/0x1a4 [ 73.526112][ T4969] FAULT_INJECTION: forcing a failure. [ 73.526112][ T4969] name failslab, interval 1, probability 0, space 0, times 0 [ 73.529786][ T4969] CPU: 1 PID: 4969 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.532447][ T4969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.535171][ T4969] Call trace: [ 73.536116][ T4969] dump_backtrace+0x0/0x43c [ 73.537340][ T4969] show_stack+0x2c/0x3c [ 73.538480][ T4969] __dump_stack+0x30/0x40 [ 73.539673][ T4969] dump_stack_lvl+0xf8/0x160 [ 73.540931][ T4969] dump_stack+0x1c/0x5c [ 73.542118][ T4969] should_fail+0x3c0/0x51c [ 73.543305][ T4969] __should_failslab+0xbc/0x10c [ 73.544641][ T4969] should_failslab+0x10/0x28 [ 73.545999][ T4969] slab_pre_alloc_hook+0x64/0xec [ 73.547377][ T4969] kmem_cache_alloc_trace+0x98/0x3fc [ 73.548842][ T4969] rand_initialize_disk+0x58/0xb8 [ 73.550263][ T4969] __alloc_disk_node+0x284/0x434 [ 73.551634][ T4969] __blk_mq_alloc_disk+0xe8/0x154 [ 73.553053][ T4969] loop_add+0x240/0x6e0 [ 73.554148][ T4969] loop_control_ioctl+0x128/0x4d0 [ 73.555506][ T4969] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.556815][ T4969] invoke_syscall+0x98/0x2b8 [ 73.558115][ T4969] el0_svc_common+0x138/0x258 [ 73.559405][ T4969] do_el0_svc+0x58/0x14c [ 73.560563][ T4969] el0_svc+0x78/0x1e0 [ 73.561711][ T4969] el0t_64_sync_handler+0xcc/0xe4 [ 73.563130][ T4969] el0t_64_sync+0x1a0/0x1a4 [ 73.586099][ T4971] FAULT_INJECTION: forcing a failure. [ 73.586099][ T4971] name failslab, interval 1, probability 0, space 0, times 0 [ 73.589783][ T4971] CPU: 1 PID: 4971 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.592638][ T4971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.595471][ T4971] Call trace: [ 73.596402][ T4971] dump_backtrace+0x0/0x43c [ 73.597722][ T4971] show_stack+0x2c/0x3c [ 73.598974][ T4971] __dump_stack+0x30/0x40 [ 73.600200][ T4971] dump_stack_lvl+0xf8/0x160 [ 73.601464][ T4971] dump_stack+0x1c/0x5c [ 73.602605][ T4971] should_fail+0x3c0/0x51c [ 73.603811][ T4971] __should_failslab+0xbc/0x10c [ 73.605210][ T4971] should_failslab+0x10/0x28 [ 73.606535][ T4971] slab_pre_alloc_hook+0x64/0xec [ 73.607953][ T4971] kmem_cache_alloc_node_trace+0x9c/0x438 [ 73.609625][ T4971] iolatency_pd_alloc+0xac/0x164 [ 73.610963][ T4971] blkcg_activate_policy+0x204/0xa8c [ 73.612461][ T4971] blk_iolatency_init+0x22c/0x430 [ 73.613886][ T4971] blkcg_init_queue+0x3f0/0x484 [ 73.615264][ T4971] blk_alloc_queue+0x3cc/0x4a0 [ 73.616689][ T4971] __blk_mq_alloc_disk+0x5c/0x154 [ 73.618153][ T4971] loop_add+0x240/0x6e0 [ 73.619360][ T4971] loop_control_ioctl+0x128/0x4d0 [ 73.620840][ T4971] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.622241][ T4971] invoke_syscall+0x98/0x2b8 [ 73.623523][ T4971] el0_svc_common+0x138/0x258 [ 73.624882][ T4971] do_el0_svc+0x58/0x14c [ 73.626091][ T4971] el0_svc+0x78/0x1e0 [ 73.627192][ T4971] el0t_64_sync_handler+0xcc/0xe4 [ 73.628612][ T4971] el0t_64_sync+0x1a0/0x1a4 [ 73.660997][ T4973] FAULT_INJECTION: forcing a failure. [ 73.660997][ T4973] name failslab, interval 1, probability 0, space 0, times 0 [ 73.664962][ T4973] CPU: 0 PID: 4973 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.667798][ T4973] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.670659][ T4973] Call trace: [ 73.671576][ T4973] dump_backtrace+0x0/0x43c [ 73.672881][ T4973] show_stack+0x2c/0x3c [ 73.674043][ T4973] __dump_stack+0x30/0x40 [ 73.675247][ T4973] dump_stack_lvl+0xf8/0x160 [ 73.676565][ T4973] dump_stack+0x1c/0x5c [ 73.677697][ T4973] should_fail+0x3c0/0x51c [ 73.678879][ T4973] __should_failslab+0xbc/0x10c [ 73.680153][ T4973] should_failslab+0x10/0x28 [ 73.681472][ T4973] slab_pre_alloc_hook+0x64/0xec [ 73.682833][ T4973] kmem_cache_alloc_trace+0x98/0x3fc [ 73.684359][ T4973] device_add+0xbc/0xf94 [ 73.685559][ T4973] device_add_disk+0x2d0/0xad0 [ 73.686902][ T4973] loop_add+0x510/0x6e0 [ 73.688028][ T4973] loop_control_ioctl+0x128/0x4d0 [ 73.689404][ T4973] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.690780][ T4973] invoke_syscall+0x98/0x2b8 [ 73.692064][ T4973] el0_svc_common+0x138/0x258 [ 73.693352][ T4973] do_el0_svc+0x58/0x14c [ 73.694597][ T4973] el0_svc+0x78/0x1e0 [ 73.695652][ T4973] el0t_64_sync_handler+0xcc/0xe4 [ 73.697014][ T4973] el0t_64_sync+0x1a0/0x1a4 [ 73.716484][ T4975] FAULT_INJECTION: forcing a failure. [ 73.716484][ T4975] name failslab, interval 1, probability 0, space 0, times 0 [ 73.719972][ T4975] CPU: 0 PID: 4975 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.722663][ T4975] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.725339][ T4975] Call trace: [ 73.726244][ T4975] dump_backtrace+0x0/0x43c [ 73.727464][ T4975] show_stack+0x2c/0x3c [ 73.728651][ T4975] __dump_stack+0x30/0x40 [ 73.729857][ T4975] dump_stack_lvl+0xf8/0x160 [ 73.731158][ T4975] dump_stack+0x1c/0x5c [ 73.732262][ T4975] should_fail+0x3c0/0x51c [ 73.733541][ T4975] __should_failslab+0xbc/0x10c [ 73.734920][ T4975] should_failslab+0x10/0x28 [ 73.736144][ T4975] slab_pre_alloc_hook+0x64/0xec [ 73.737524][ T4975] kmem_cache_alloc_trace+0x98/0x3fc [ 73.738979][ T4975] device_add+0xbc/0xf94 [ 73.740168][ T4975] device_add_disk+0x2d0/0xad0 [ 73.741506][ T4975] loop_add+0x510/0x6e0 [ 73.742664][ T4975] loop_control_ioctl+0x128/0x4d0 [ 73.744209][ T4975] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.745613][ T4975] invoke_syscall+0x98/0x2b8 [ 73.746868][ T4975] el0_svc_common+0x138/0x258 [ 73.748144][ T4975] do_el0_svc+0x58/0x14c [ 73.749317][ T4975] el0_svc+0x78/0x1e0 [ 73.750401][ T4975] el0t_64_sync_handler+0xcc/0xe4 [ 73.751787][ T4975] el0t_64_sync+0x1a0/0x1a4 [ 73.770438][ T4977] FAULT_INJECTION: forcing a failure. [ 73.770438][ T4977] name failslab, interval 1, probability 0, space 0, times 0 [ 73.774213][ T4977] CPU: 0 PID: 4977 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.776963][ T4977] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.779759][ T4977] Call trace: [ 73.780677][ T4977] dump_backtrace+0x0/0x43c [ 73.781914][ T4977] show_stack+0x2c/0x3c [ 73.783089][ T4977] __dump_stack+0x30/0x40 [ 73.784310][ T4977] dump_stack_lvl+0xf8/0x160 [ 73.785554][ T4977] dump_stack+0x1c/0x5c [ 73.786663][ T4977] should_fail+0x3c0/0x51c [ 73.787885][ T4977] __should_failslab+0xbc/0x10c [ 73.789242][ T4977] should_failslab+0x10/0x28 [ 73.790499][ T4977] slab_pre_alloc_hook+0x64/0xec [ 73.791805][ T4977] kmem_cache_alloc_trace+0x98/0x3fc [ 73.793222][ T4977] rand_initialize_disk+0x58/0xb8 [ 73.794653][ T4977] __alloc_disk_node+0x284/0x434 [ 73.796022][ T4977] __blk_mq_alloc_disk+0xe8/0x154 [ 73.797440][ T4977] loop_add+0x240/0x6e0 [ 73.798643][ T4977] loop_control_ioctl+0x128/0x4d0 [ 73.800062][ T4977] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.801479][ T4977] invoke_syscall+0x98/0x2b8 [ 73.802695][ T4977] el0_svc_common+0x138/0x258 [ 73.804017][ T4977] do_el0_svc+0x58/0x14c [ 73.805209][ T4977] el0_svc+0x78/0x1e0 [ 73.806386][ T4977] el0t_64_sync_handler+0xcc/0xe4 [ 73.807794][ T4977] el0t_64_sync+0x1a0/0x1a4 [ 73.840013][ T4979] FAULT_INJECTION: forcing a failure. [ 73.840013][ T4979] name failslab, interval 1, probability 0, space 0, times 0 [ 73.843644][ T4979] CPU: 1 PID: 4979 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.846481][ T4979] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.849228][ T4979] Call trace: [ 73.850139][ T4979] dump_backtrace+0x0/0x43c [ 73.851415][ T4979] show_stack+0x2c/0x3c [ 73.852543][ T4979] __dump_stack+0x30/0x40 [ 73.853735][ T4979] dump_stack_lvl+0xf8/0x160 [ 73.855063][ T4979] dump_stack+0x1c/0x5c [ 73.856238][ T4979] should_fail+0x3c0/0x51c [ 73.857502][ T4979] __should_failslab+0xbc/0x10c [ 73.858843][ T4979] should_failslab+0x10/0x28 [ 73.860124][ T4979] slab_pre_alloc_hook+0x64/0xec [ 73.861552][ T4979] kmem_cache_alloc+0x94/0x3e4 [ 73.862902][ T4979] __debug_object_init+0x648/0x98c [ 73.864321][ T4979] debug_object_init+0x20/0x2c [ 73.865705][ T4979] __percpu_counter_init+0x10c/0x26c [ 73.867154][ T4979] blkg_rwstat_init+0x1c4/0x2b8 [ 73.868488][ T4979] throtl_pd_alloc+0xf0/0x4ec [ 73.869831][ T4979] blkcg_activate_policy+0x204/0xa8c [ 73.871250][ T4979] blk_throtl_init+0x308/0x3ec [ 73.872542][ T4979] blkcg_init_queue+0x3cc/0x484 [ 73.873934][ T4979] blk_alloc_queue+0x3cc/0x4a0 [ 73.875234][ T4979] __blk_mq_alloc_disk+0x5c/0x154 [ 73.876648][ T4979] loop_add+0x240/0x6e0 [ 73.877809][ T4979] loop_control_ioctl+0x128/0x4d0 [ 73.879217][ T4979] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.880649][ T4979] invoke_syscall+0x98/0x2b8 [ 73.881903][ T4979] el0_svc_common+0x138/0x258 [ 73.883217][ T4979] do_el0_svc+0x58/0x14c [ 73.884422][ T4979] el0_svc+0x78/0x1e0 [ 73.885515][ T4979] el0t_64_sync_handler+0xcc/0xe4 [ 73.886901][ T4979] el0t_64_sync+0x1a0/0x1a4 [ 73.916813][ T4981] FAULT_INJECTION: forcing a failure. [ 73.916813][ T4981] name failslab, interval 1, probability 0, space 0, times 0 [ 73.920536][ T4981] CPU: 0 PID: 4981 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.923261][ T4981] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.926100][ T4981] Call trace: [ 73.926974][ T4981] dump_backtrace+0x0/0x43c [ 73.928223][ T4981] show_stack+0x2c/0x3c [ 73.929383][ T4981] __dump_stack+0x30/0x40 [ 73.930607][ T4981] dump_stack_lvl+0xf8/0x160 [ 73.931904][ T4981] dump_stack+0x1c/0x5c [ 73.933140][ T4981] should_fail+0x3c0/0x51c [ 73.934392][ T4981] __should_failslab+0xbc/0x10c [ 73.935734][ T4981] should_failslab+0x10/0x28 [ 73.937020][ T4981] slab_pre_alloc_hook+0x64/0xec [ 73.938382][ T4981] kmem_cache_alloc_trace+0x98/0x3fc [ 73.939840][ T4981] rand_initialize_disk+0x58/0xb8 [ 73.941283][ T4981] __alloc_disk_node+0x284/0x434 [ 73.942648][ T4981] __blk_mq_alloc_disk+0xe8/0x154 [ 73.944135][ T4981] loop_add+0x240/0x6e0 [ 73.945336][ T4981] loop_control_ioctl+0x128/0x4d0 [ 73.946744][ T4981] __arm64_sys_ioctl+0x14c/0x1c8 [ 73.948164][ T4981] invoke_syscall+0x98/0x2b8 [ 73.949401][ T4981] el0_svc_common+0x138/0x258 [ 73.950716][ T4981] do_el0_svc+0x58/0x14c [ 73.951938][ T4981] el0_svc+0x78/0x1e0 [ 73.953038][ T4981] el0t_64_sync_handler+0xcc/0xe4 [ 73.954525][ T4981] el0t_64_sync+0x1a0/0x1a4 [ 73.978726][ T4983] FAULT_INJECTION: forcing a failure. [ 73.978726][ T4983] name failslab, interval 1, probability 0, space 0, times 0 [ 73.982301][ T4983] CPU: 1 PID: 4983 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 73.985091][ T4983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 73.987868][ T4983] Call trace: [ 73.988796][ T4983] dump_backtrace+0x0/0x43c [ 73.990100][ T4983] show_stack+0x2c/0x3c [ 73.991266][ T4983] __dump_stack+0x30/0x40 [ 73.992515][ T4983] dump_stack_lvl+0xf8/0x160 [ 73.993784][ T4983] dump_stack+0x1c/0x5c [ 73.994915][ T4983] should_fail+0x3c0/0x51c [ 73.996124][ T4983] __should_failslab+0xbc/0x10c [ 73.997494][ T4983] should_failslab+0x10/0x28 [ 73.998841][ T4983] slab_pre_alloc_hook+0x64/0xec [ 74.000227][ T4983] kmem_cache_alloc_trace+0x98/0x3fc [ 74.001672][ T4983] rand_initialize_disk+0x58/0xb8 [ 74.003086][ T4983] __alloc_disk_node+0x284/0x434 [ 74.004496][ T4983] __blk_mq_alloc_disk+0xe8/0x154 [ 74.005941][ T4983] loop_add+0x240/0x6e0 [ 74.007075][ T4983] loop_control_ioctl+0x128/0x4d0 [ 74.008479][ T4983] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.009854][ T4983] invoke_syscall+0x98/0x2b8 [ 74.011165][ T4983] el0_svc_common+0x138/0x258 [ 74.012501][ T4983] do_el0_svc+0x58/0x14c [ 74.013643][ T4983] el0_svc+0x78/0x1e0 [ 74.014718][ T4983] el0t_64_sync_handler+0xcc/0xe4 [ 74.016135][ T4983] el0t_64_sync+0x1a0/0x1a4 [ 74.047574][ T4985] FAULT_INJECTION: forcing a failure. [ 74.047574][ T4985] name failslab, interval 1, probability 0, space 0, times 0 [ 74.051063][ T4985] CPU: 0 PID: 4985 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.053790][ T4985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.056716][ T4985] Call trace: [ 74.057641][ T4985] dump_backtrace+0x0/0x43c [ 74.058885][ T4985] show_stack+0x2c/0x3c [ 74.060080][ T4985] __dump_stack+0x30/0x40 [ 74.061263][ T4985] dump_stack_lvl+0xf8/0x160 [ 74.062580][ T4985] dump_stack+0x1c/0x5c [ 74.063745][ T4985] should_fail+0x3c0/0x51c [ 74.064980][ T4985] __should_failslab+0xbc/0x10c [ 74.066318][ T4985] should_failslab+0x10/0x28 [ 74.067603][ T4985] slab_pre_alloc_hook+0x64/0xec [ 74.069018][ T4985] kmem_cache_alloc_trace+0x98/0x3fc [ 74.070526][ T4985] device_add+0xbc/0xf94 [ 74.071676][ T4985] device_add_disk+0x2d0/0xad0 [ 74.073039][ T4985] loop_add+0x510/0x6e0 [ 74.074190][ T4985] loop_control_ioctl+0x128/0x4d0 [ 74.075582][ T4985] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.077022][ T4985] invoke_syscall+0x98/0x2b8 [ 74.078318][ T4985] el0_svc_common+0x138/0x258 [ 74.079623][ T4985] do_el0_svc+0x58/0x14c [ 74.080832][ T4985] el0_svc+0x78/0x1e0 [ 74.081965][ T4985] el0t_64_sync_handler+0xcc/0xe4 [ 74.083374][ T4985] el0t_64_sync+0x1a0/0x1a4 [ 74.111449][ T4987] FAULT_INJECTION: forcing a failure. [ 74.111449][ T4987] name failslab, interval 1, probability 0, space 0, times 0 [ 74.115932][ T4987] CPU: 1 PID: 4987 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.118830][ T4987] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.121624][ T4987] Call trace: [ 74.122554][ T4987] dump_backtrace+0x0/0x43c [ 74.123864][ T4987] show_stack+0x2c/0x3c [ 74.125038][ T4987] __dump_stack+0x30/0x40 [ 74.126246][ T4987] dump_stack_lvl+0xf8/0x160 [ 74.127622][ T4987] dump_stack+0x1c/0x5c [ 74.128769][ T4987] should_fail+0x3c0/0x51c [ 74.129959][ T4987] __should_failslab+0xbc/0x10c [ 74.131312][ T4987] should_failslab+0x10/0x28 [ 74.132511][ T4987] slab_pre_alloc_hook+0x64/0xec [ 74.133845][ T4987] kmem_cache_alloc_trace+0x98/0x3fc [ 74.135307][ T4987] device_add+0xbc/0xf94 [ 74.136501][ T4987] device_add_disk+0x2d0/0xad0 [ 74.137831][ T4987] loop_add+0x510/0x6e0 [ 74.138938][ T4987] loop_control_ioctl+0x128/0x4d0 [ 74.140359][ T4987] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.141737][ T4987] invoke_syscall+0x98/0x2b8 [ 74.143094][ T4987] el0_svc_common+0x138/0x258 [ 74.144398][ T4987] do_el0_svc+0x58/0x14c [ 74.145630][ T4987] el0_svc+0x78/0x1e0 [ 74.146747][ T4987] el0t_64_sync_handler+0xcc/0xe4 [ 74.148168][ T4987] el0t_64_sync+0x1a0/0x1a4 [ 74.168655][ T4989] FAULT_INJECTION: forcing a failure. [ 74.168655][ T4989] name failslab, interval 1, probability 0, space 0, times 0 [ 74.172476][ T4989] CPU: 1 PID: 4989 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.175255][ T4989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.177978][ T4989] Call trace: [ 74.178882][ T4989] dump_backtrace+0x0/0x43c [ 74.180105][ T4989] show_stack+0x2c/0x3c [ 74.181225][ T4989] __dump_stack+0x30/0x40 [ 74.182396][ T4989] dump_stack_lvl+0xf8/0x160 [ 74.183670][ T4989] dump_stack+0x1c/0x5c [ 74.184751][ T4989] should_fail+0x3c0/0x51c [ 74.185957][ T4989] __should_failslab+0xbc/0x10c [ 74.187255][ T4989] should_failslab+0x10/0x28 [ 74.188513][ T4989] slab_pre_alloc_hook+0x64/0xec [ 74.189858][ T4989] kmem_cache_alloc_trace+0x98/0x3fc [ 74.191337][ T4989] device_add+0xbc/0xf94 [ 74.192524][ T4989] device_add_disk+0x2d0/0xad0 [ 74.193842][ T4989] loop_add+0x510/0x6e0 [ 74.194982][ T4989] loop_control_ioctl+0x128/0x4d0 [ 74.196368][ T4989] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.197757][ T4989] invoke_syscall+0x98/0x2b8 [ 74.198990][ T4989] el0_svc_common+0x138/0x258 [ 74.200283][ T4989] do_el0_svc+0x58/0x14c [ 74.201457][ T4989] el0_svc+0x78/0x1e0 [ 74.202543][ T4989] el0t_64_sync_handler+0xcc/0xe4 [ 74.203989][ T4989] el0t_64_sync+0x1a0/0x1a4 [ 74.221998][ T4991] FAULT_INJECTION: forcing a failure. [ 74.221998][ T4991] name failslab, interval 1, probability 0, space 0, times 0 [ 74.226656][ T4991] CPU: 0 PID: 4991 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.229398][ T4991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.232250][ T4991] Call trace: [ 74.233199][ T4991] dump_backtrace+0x0/0x43c [ 74.234488][ T4991] show_stack+0x2c/0x3c [ 74.235650][ T4991] __dump_stack+0x30/0x40 [ 74.236851][ T4991] dump_stack_lvl+0xf8/0x160 [ 74.238161][ T4991] dump_stack+0x1c/0x5c [ 74.239302][ T4991] should_fail+0x3c0/0x51c [ 74.240561][ T4991] __should_failslab+0xbc/0x10c [ 74.241913][ T4991] should_failslab+0x10/0x28 [ 74.243194][ T4991] slab_pre_alloc_hook+0x64/0xec [ 74.244612][ T4991] kmem_cache_alloc+0x94/0x3e4 [ 74.245930][ T4991] __debug_object_init+0x6c0/0x98c [ 74.247282][ T4991] debug_object_init+0x20/0x2c [ 74.248641][ T4991] __init_work+0x58/0x68 [ 74.249801][ T4991] bioset_init+0xcc/0x5bc [ 74.251037][ T4991] blk_alloc_queue+0xb8/0x4a0 [ 74.252361][ T4991] __blk_mq_alloc_disk+0x5c/0x154 [ 74.253748][ T4991] loop_add+0x240/0x6e0 [ 74.254913][ T4991] loop_control_ioctl+0x128/0x4d0 [ 74.256293][ T4991] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.257636][ T4991] invoke_syscall+0x98/0x2b8 [ 74.258915][ T4991] el0_svc_common+0x138/0x258 [ 74.260250][ T4991] do_el0_svc+0x58/0x14c [ 74.261444][ T4991] el0_svc+0x78/0x1e0 [ 74.262480][ T4991] el0t_64_sync_handler+0xcc/0xe4 [ 74.263879][ T4991] el0t_64_sync+0x1a0/0x1a4 [ 74.290145][ T4993] FAULT_INJECTION: forcing a failure. [ 74.290145][ T4993] name failslab, interval 1, probability 0, space 0, times 0 [ 74.294000][ T4993] CPU: 1 PID: 4993 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.296786][ T4993] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.299670][ T4993] Call trace: [ 74.300541][ T4993] dump_backtrace+0x0/0x43c [ 74.301792][ T4993] show_stack+0x2c/0x3c [ 74.302937][ T4993] __dump_stack+0x30/0x40 [ 74.304106][ T4993] dump_stack_lvl+0xf8/0x160 [ 74.305402][ T4993] dump_stack+0x1c/0x5c [ 74.306594][ T4993] should_fail+0x3c0/0x51c [ 74.307813][ T4993] __should_failslab+0xbc/0x10c [ 74.309080][ T4993] should_failslab+0x10/0x28 [ 74.310303][ T4993] slab_pre_alloc_hook+0x64/0xec [ 74.311636][ T4993] __kmalloc_track_caller+0x74/0x370 [ 74.313098][ T4993] kstrdup+0xe4/0x15c [ 74.314239][ T4993] kstrdup_const+0x54/0x6c [ 74.315481][ T4993] kvasprintf_const+0x118/0x2d0 [ 74.316828][ T4993] kobject_set_name_vargs+0xcc/0x1b4 [ 74.318296][ T4993] dev_set_name+0xd8/0x124 [ 74.319536][ T4993] device_add_disk+0x258/0xad0 [ 74.320888][ T4993] loop_add+0x510/0x6e0 [ 74.322006][ T4993] loop_control_ioctl+0x128/0x4d0 [ 74.323316][ T4993] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.324634][ T4993] invoke_syscall+0x98/0x2b8 [ 74.325904][ T4993] el0_svc_common+0x138/0x258 [ 74.327212][ T4993] do_el0_svc+0x58/0x14c [ 74.328376][ T4993] el0_svc+0x78/0x1e0 [ 74.329426][ T4993] el0t_64_sync_handler+0xcc/0xe4 [ 74.330842][ T4993] el0t_64_sync+0x1a0/0x1a4 [ 74.350549][ T4995] FAULT_INJECTION: forcing a failure. [ 74.350549][ T4995] name failslab, interval 1, probability 0, space 0, times 0 [ 74.355391][ T4995] CPU: 1 PID: 4995 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.358185][ T4995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.360951][ T4995] Call trace: [ 74.361866][ T4995] dump_backtrace+0x0/0x43c [ 74.363079][ T4995] show_stack+0x2c/0x3c [ 74.364230][ T4995] __dump_stack+0x30/0x40 [ 74.365426][ T4995] dump_stack_lvl+0xf8/0x160 [ 74.366728][ T4995] dump_stack+0x1c/0x5c [ 74.367851][ T4995] should_fail+0x3c0/0x51c [ 74.369084][ T4995] __should_failslab+0xbc/0x10c [ 74.370457][ T4995] should_failslab+0x10/0x28 [ 74.371716][ T4995] slab_pre_alloc_hook+0x64/0xec [ 74.373062][ T4995] kmem_cache_alloc_trace+0x98/0x3fc [ 74.374528][ T4995] blk_iolatency_init+0x64/0x430 [ 74.375928][ T4995] blkcg_init_queue+0x3f0/0x484 [ 74.377270][ T4995] blk_alloc_queue+0x3cc/0x4a0 [ 74.378579][ T4995] __blk_mq_alloc_disk+0x5c/0x154 [ 74.379954][ T4995] loop_add+0x240/0x6e0 [ 74.381140][ T4995] loop_control_ioctl+0x128/0x4d0 [ 74.382583][ T4995] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.383947][ T4995] invoke_syscall+0x98/0x2b8 [ 74.385250][ T4995] el0_svc_common+0x138/0x258 [ 74.386539][ T4995] do_el0_svc+0x58/0x14c [ 74.387814][ T4995] el0_svc+0x78/0x1e0 [ 74.388954][ T4995] el0t_64_sync_handler+0xcc/0xe4 [ 74.390374][ T4995] el0t_64_sync+0x1a0/0x1a4 [ 74.412268][ T4997] FAULT_INJECTION: forcing a failure. [ 74.412268][ T4997] name failslab, interval 1, probability 0, space 0, times 0 [ 74.416013][ T4997] CPU: 1 PID: 4997 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.418725][ T4997] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.421383][ T4997] Call trace: [ 74.422224][ T4997] dump_backtrace+0x0/0x43c [ 74.423458][ T4997] show_stack+0x2c/0x3c [ 74.424586][ T4997] __dump_stack+0x30/0x40 [ 74.425756][ T4997] dump_stack_lvl+0xf8/0x160 [ 74.427076][ T4997] dump_stack+0x1c/0x5c [ 74.428256][ T4997] should_fail+0x3c0/0x51c [ 74.429485][ T4997] __should_failslab+0xbc/0x10c [ 74.430788][ T4997] should_failslab+0x10/0x28 [ 74.432072][ T4997] slab_pre_alloc_hook+0x64/0xec [ 74.433447][ T4997] kmem_cache_alloc_trace+0x98/0x3fc [ 74.434902][ T4997] rand_initialize_disk+0x58/0xb8 [ 74.436336][ T4997] __alloc_disk_node+0x284/0x434 [ 74.437672][ T4997] __blk_mq_alloc_disk+0xe8/0x154 [ 74.439068][ T4997] loop_add+0x240/0x6e0 [ 74.440182][ T4997] loop_control_ioctl+0x128/0x4d0 [ 74.441589][ T4997] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.442986][ T4997] invoke_syscall+0x98/0x2b8 [ 74.444283][ T4997] el0_svc_common+0x138/0x258 [ 74.445578][ T4997] do_el0_svc+0x58/0x14c [ 74.446737][ T4997] el0_svc+0x78/0x1e0 [ 74.447849][ T4997] el0t_64_sync_handler+0xcc/0xe4 [ 74.449173][ T4997] el0t_64_sync+0x1a0/0x1a4 [ 74.475316][ T4999] FAULT_INJECTION: forcing a failure. [ 74.475316][ T4999] name failslab, interval 1, probability 0, space 0, times 0 [ 74.478779][ T4999] CPU: 0 PID: 4999 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.481501][ T4999] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.484177][ T4999] Call trace: [ 74.485071][ T4999] dump_backtrace+0x0/0x43c [ 74.486314][ T4999] show_stack+0x2c/0x3c [ 74.487525][ T4999] __dump_stack+0x30/0x40 [ 74.488708][ T4999] dump_stack_lvl+0xf8/0x160 [ 74.490016][ T4999] dump_stack+0x1c/0x5c [ 74.491132][ T4999] should_fail+0x3c0/0x51c [ 74.492326][ T4999] __should_failslab+0xbc/0x10c [ 74.493701][ T4999] should_failslab+0x10/0x28 [ 74.494943][ T4999] slab_pre_alloc_hook+0x64/0xec [ 74.496327][ T4999] __kmalloc_track_caller+0x74/0x370 [ 74.497745][ T4999] kstrdup+0xe4/0x15c [ 74.498880][ T4999] kstrdup_const+0x54/0x6c [ 74.500080][ T4999] kvasprintf_const+0x118/0x2d0 [ 74.501498][ T4999] kobject_set_name_vargs+0xcc/0x1b4 [ 74.503017][ T4999] dev_set_name+0xd8/0x124 [ 74.504255][ T4999] device_add_disk+0x258/0xad0 [ 74.505581][ T4999] loop_add+0x510/0x6e0 [ 74.506673][ T4999] loop_control_ioctl+0x128/0x4d0 [ 74.508088][ T4999] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.509465][ T4999] invoke_syscall+0x98/0x2b8 [ 74.510694][ T4999] el0_svc_common+0x138/0x258 [ 74.512019][ T4999] do_el0_svc+0x58/0x14c [ 74.513227][ T4999] el0_svc+0x78/0x1e0 [ 74.514308][ T4999] el0t_64_sync_handler+0xcc/0xe4 [ 74.515782][ T4999] el0t_64_sync+0x1a0/0x1a4 [ 74.536238][ T5001] FAULT_INJECTION: forcing a failure. [ 74.536238][ T5001] name failslab, interval 1, probability 0, space 0, times 0 [ 74.540078][ T5001] CPU: 0 PID: 5001 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.542879][ T5001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.545588][ T5001] Call trace: [ 74.546517][ T5001] dump_backtrace+0x0/0x43c [ 74.547800][ T5001] show_stack+0x2c/0x3c [ 74.548926][ T5001] __dump_stack+0x30/0x40 [ 74.550109][ T5001] dump_stack_lvl+0xf8/0x160 [ 74.551439][ T5001] dump_stack+0x1c/0x5c [ 74.552581][ T5001] should_fail+0x3c0/0x51c [ 74.553823][ T5001] __should_failslab+0xbc/0x10c [ 74.555176][ T5001] should_failslab+0x10/0x28 [ 74.556500][ T5001] slab_pre_alloc_hook+0x64/0xec [ 74.557855][ T5001] __kmalloc_track_caller+0x74/0x370 [ 74.559328][ T5001] kstrdup+0xe4/0x15c [ 74.560425][ T5001] kstrdup_const+0x54/0x6c [ 74.561653][ T5001] kvasprintf_const+0x118/0x2d0 [ 74.562950][ T5001] kobject_set_name_vargs+0xcc/0x1b4 [ 74.564416][ T5001] dev_set_name+0xd8/0x124 [ 74.565626][ T5001] device_add_disk+0x258/0xad0 [ 74.566918][ T5001] loop_add+0x510/0x6e0 [ 74.568073][ T5001] loop_control_ioctl+0x128/0x4d0 [ 74.569463][ T5001] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.570838][ T5001] invoke_syscall+0x98/0x2b8 [ 74.572126][ T5001] el0_svc_common+0x138/0x258 [ 74.573511][ T5001] do_el0_svc+0x58/0x14c [ 74.574706][ T5001] el0_svc+0x78/0x1e0 [ 74.575791][ T5001] el0t_64_sync_handler+0xcc/0xe4 [ 74.577191][ T5001] el0t_64_sync+0x1a0/0x1a4 [ 74.598668][ T5003] FAULT_INJECTION: forcing a failure. [ 74.598668][ T5003] name failslab, interval 1, probability 0, space 0, times 0 [ 74.602455][ T5003] CPU: 1 PID: 5003 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.605195][ T5003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.608022][ T5003] Call trace: [ 74.608953][ T5003] dump_backtrace+0x0/0x43c [ 74.610212][ T5003] show_stack+0x2c/0x3c [ 74.611400][ T5003] __dump_stack+0x30/0x40 [ 74.612596][ T5003] dump_stack_lvl+0xf8/0x160 [ 74.613854][ T5003] dump_stack+0x1c/0x5c [ 74.615110][ T5003] should_fail+0x3c0/0x51c [ 74.616398][ T5003] __should_failslab+0xbc/0x10c [ 74.617745][ T5003] should_failslab+0x10/0x28 [ 74.619052][ T5003] slab_pre_alloc_hook+0x64/0xec [ 74.620440][ T5003] kmem_cache_alloc_trace+0x98/0x3fc [ 74.621916][ T5003] rand_initialize_disk+0x58/0xb8 [ 74.623277][ T5003] __alloc_disk_node+0x284/0x434 [ 74.624682][ T5003] __blk_mq_alloc_disk+0xe8/0x154 [ 74.626041][ T5003] loop_add+0x240/0x6e0 [ 74.627192][ T5003] loop_control_ioctl+0x128/0x4d0 [ 74.628642][ T5003] __arm64_sys_ioctl+0x14c/0x1c8 [ 74.630002][ T5003] invoke_syscall+0x98/0x2b8 [ 74.631316][ T5003] el0_svc_common+0x138/0x258 [ 74.632623][ T5003] do_el0_svc+0x58/0x14c [ 74.633778][ T5003] el0_svc+0x78/0x1e0 [ 74.635031][ T5003] el0t_64_sync_handler+0xcc/0xe4 [ 74.636455][ T5003] el0t_64_sync+0x1a0/0x1a4 [ 74.659336][ T5005] FAULT_INJECTION: forcing a failure. [ 74.659336][ T5005] name failslab, interval 1, probability 0, space 0, times 0 [ 74.663116][ T5005] CPU: 0 PID: 5005 Comm: syz-executor.0 Tainted: G W 5.15.189-syzkaller #0 [ 74.666025][ T5005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 74.668746][ T5005] Call trace: [ 74.669614][ T5005] dump_backtrace+0x0/0x43c [ 74.670869][ T5005] show_stack+0x2c/0x3c [ 74.671976][ T5005] __dump_stack+0x30/0x40 [ 74.673131][ T5005] dump_stack_lvl+0xf8/0x160 [ 74.674467][ T5005] dump_stack+0x1c/0x5c [ 74.675612][ T5005] should_fail+0x3c0/0x51c [ 74.676912][ T5005] __should_failslab+0xbc/0x10c [ 74.678222][ T5005] should_failslab+0x10/0x28 [ 74.679547][ T5005] slab_pre_alloc_hook+0x64/0xec [ 74.680891][ T5005] __kmalloc_track_caller+0x74/0x370 [ 74.682330][ T5005] kstrdup+0xe4/0x15c [ 74.683395][ T5005] kstrdup_const+0x54/0x6c [ 74.684596][ T5005] kvasprintf_const+0x118/0x2d0 [ 74.685952][ T5005] kobject_set_name_vargs+0xcc/0x1b4 [ 74.687439][ T5005] dev_set_name+0xd8/0x124 [ 74.688656][ T5005] device_add_disk+0x258/0xad0 [ 74.689945][ T5005] loop_add+0x510/0x6e0 [ 74.691053][ T5005] loop_control_ioctl+0x128/0x4d0