[ 402.991184][T17610] loop0: detected capacity change from 0 to 32768 [ 402.993183][T17610] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17610) [ 402.995871][T17610] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.079450][T17613] loop0: detected capacity change from 0 to 32768 [ 403.081462][T17613] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17613) [ 403.084189][T17613] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.165425][T17616] loop0: detected capacity change from 0 to 32768 [ 403.170184][T17616] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17616) [ 403.173080][T17616] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.257010][T17619] loop0: detected capacity change from 0 to 32768 [ 403.258146][T17619] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17619) [ 403.258676][T17619] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.354949][T17622] loop0: detected capacity change from 0 to 32768 [ 403.356976][T17622] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.435339][T17624] loop0: detected capacity change from 0 to 32768 [ 403.437823][T17624] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17624) [ 403.440255][T17624] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.541502][T17627] loop0: detected capacity change from 0 to 32768 [ 403.543169][T17627] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.631694][T17630] loop0: detected capacity change from 0 to 32768 [ 403.632887][T17630] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17630) [ 403.633003][T17630] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.729230][T17633] loop0: detected capacity change from 0 to 32768 [ 403.731544][T17633] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.804380][T17635] loop0: detected capacity change from 0 to 32768 [ 403.806398][T17635] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17635) [ 403.806508][T17635] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 403.830968][T17635] FAULT_INJECTION: forcing a failure. [ 403.830968][T17635] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 403.830998][T17635] CPU: 1 UID: 0 PID: 17635 Comm: syz-executor.0 Not tainted 6.17.0-rc1-syzkaller #0 PREEMPT [ 403.831009][T17635] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 403.831015][T17635] Call trace: [ 403.831023][T17635] show_stack+0x2c/0x3c (C) [ 403.831042][T17635] __dump_stack+0x30/0x40 [ 403.831051][T17635] dump_stack_lvl+0xd8/0x12c [ 403.831057][T17635] dump_stack+0x1c/0x28 [ 403.831063][T17635] should_fail_ex+0x41c/0x594 [ 403.831070][T17635] should_fail+0x14/0x24 [ 403.831076][T17635] should_fail_usercopy+0x20/0x30 [ 403.831083][T17635] _inline_copy_from_user+0x40/0x180 [ 403.831089][T17635] kstrtouint_from_user+0xbc/0x158 [ 403.831095][T17635] proc_fail_nth_write+0x94/0x228 [ 403.831104][T17635] vfs_write+0x2b8/0xa3c [ 403.831111][T17635] ksys_write+0x120/0x210 [ 403.831117][T17635] __arm64_sys_write+0x7c/0x90 [ 403.831123][T17635] invoke_syscall+0x98/0x2b8 [ 403.831128][T17635] el0_svc_common+0x130/0x23c [ 403.831134][T17635] do_el0_svc+0x48/0x58 [ 403.831139][T17635] el0_svc+0x58/0x180 [ 403.831146][T17635] el0t_64_sync_handler+0x84/0x12c [ 403.831151][T17635] el0t_64_sync+0x198/0x19c [ 403.915839][T17638] loop0: detected capacity change from 0 to 32768 [ 403.917766][T17638] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.001669][T17640] loop0: detected capacity change from 0 to 32768 [ 404.002918][T17640] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17640) [ 404.003611][T17640] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.103190][T17643] loop0: detected capacity change from 0 to 32768 [ 404.104797][T17643] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.189743][T17645] loop0: detected capacity change from 0 to 32768 [ 404.191721][T17645] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17645) [ 404.194181][T17645] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.276510][T17648] loop0: detected capacity change from 0 to 32768 [ 404.277277][T17648] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17648) [ 404.277359][T17648] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.362441][T17651] loop0: detected capacity change from 0 to 32768 [ 404.363191][T17651] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17651) [ 404.363285][T17651] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.471173][T17654] loop0: detected capacity change from 0 to 32768 [ 404.473981][T17654] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.559901][T17656] loop0: detected capacity change from 0 to 32768 [ 404.561296][T17656] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17656) [ 404.561794][T17656] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.582782][T17656] FAULT_INJECTION: forcing a failure. [ 404.582782][T17656] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.582810][T17656] CPU: 1 UID: 0 PID: 17656 Comm: syz-executor.0 Not tainted 6.17.0-rc1-syzkaller #0 PREEMPT [ 404.582822][T17656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 404.582828][T17656] Call trace: [ 404.582832][T17656] show_stack+0x2c/0x3c (C) [ 404.582847][T17656] __dump_stack+0x30/0x40 [ 404.582854][T17656] dump_stack_lvl+0xd8/0x12c [ 404.582860][T17656] dump_stack+0x1c/0x28 [ 404.582865][T17656] should_fail_ex+0x41c/0x594 [ 404.582873][T17656] should_fail+0x14/0x24 [ 404.582879][T17656] should_fail_usercopy+0x20/0x30 [ 404.582885][T17656] _inline_copy_from_user+0x40/0x180 [ 404.582891][T17656] kstrtouint_from_user+0xbc/0x158 [ 404.582897][T17656] proc_fail_nth_write+0x94/0x228 [ 404.582906][T17656] vfs_write+0x2b8/0xa3c [ 404.582912][T17656] ksys_write+0x120/0x210 [ 404.582918][T17656] __arm64_sys_write+0x7c/0x90 [ 404.582924][T17656] invoke_syscall+0x98/0x2b8 [ 404.582930][T17656] el0_svc_common+0x130/0x23c [ 404.582935][T17656] do_el0_svc+0x48/0x58 [ 404.582940][T17656] el0_svc+0x58/0x180 [ 404.582947][T17656] el0t_64_sync_handler+0x84/0x12c [ 404.582953][T17656] el0t_64_sync+0x198/0x19c [ 404.668831][T17659] loop0: detected capacity change from 0 to 32768 [ 404.670868][T17659] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.750201][T17661] loop0: detected capacity change from 0 to 32768 [ 404.752320][T17661] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17661) [ 404.754790][T17661] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.777345][T17661] FAULT_INJECTION: forcing a failure. [ 404.777345][T17661] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 404.779653][T17661] CPU: 0 UID: 0 PID: 17661 Comm: syz-executor.0 Not tainted 6.17.0-rc1-syzkaller #0 PREEMPT [ 404.779670][T17661] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 404.779675][T17661] Call trace: [ 404.779678][T17661] show_stack+0x2c/0x3c (C) [ 404.779691][T17661] __dump_stack+0x30/0x40 [ 404.779697][T17661] dump_stack_lvl+0xd8/0x12c [ 404.779702][T17661] dump_stack+0x1c/0x28 [ 404.779707][T17661] should_fail_ex+0x41c/0x594 [ 404.779716][T17661] should_fail+0x14/0x24 [ 404.779721][T17661] should_fail_usercopy+0x20/0x30 [ 404.779728][T17661] simple_read_from_buffer+0xc4/0x254 [ 404.779736][T17661] proc_fail_nth_read+0x1a0/0x23c [ 404.779744][T17661] vfs_read+0x228/0x93c [ 404.779751][T17661] ksys_read+0x120/0x210 [ 404.779757][T17661] __arm64_sys_read+0x7c/0x90 [ 404.779763][T17661] invoke_syscall+0x98/0x2b8 [ 404.779769][T17661] el0_svc_common+0x130/0x23c [ 404.779774][T17661] do_el0_svc+0x48/0x58 [ 404.779779][T17661] el0_svc+0x58/0x180 [ 404.779786][T17661] el0t_64_sync_handler+0x84/0x12c [ 404.779792][T17661] el0t_64_sync+0x198/0x19c [ 404.861213][T17664] loop0: detected capacity change from 0 to 32768 [ 404.864182][T17664] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 404.957207][T17666] loop0: detected capacity change from 0 to 32768 [ 404.958745][T17666] BTRFS: device fsid d552757d-9c39-40e3-95f0-16d819589928 devid 1 transid 8 /dev/loop0 (7:0) scanned by syz-executor.0 (17666) [ 404.961209][T17666] BTRFS error: failed to open device for path /dev/loop0 with flags 0x23: -16 [ 405.388279][ T42] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 405.438041][ T42] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 405.477811][ T42] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 405.518253][ T42] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 405.623476][ T42] bridge_slave_1: left allmulticast mode [ 405.623505][ T42] bridge_slave_1: left promiscuous mode [ 405.623625][ T42] bridge0: port 2(bridge_slave_1) entered disabled state [ 405.631216][ T42] bridge_slave_0: left allmulticast mode [ 405.631240][ T42] bridge_slave_0: left promiscuous mode [ 405.631314][ T42] bridge0: port 1(bridge_slave_0) entered disabled state [ 405.806945][ T42] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 405.834622][ T42] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 405.844348][ T42] bond0 (unregistering): Released all slaves [ 406.217758][ T42] hsr_slave_0: left promiscuous mode [ 406.219251][ T42] hsr_slave_1: left promiscuous mode [ 406.219454][ T42] batman_adv: batadv0: Interface deactivated: batadv_slave_0 [ 406.219466][ T42] batman_adv: batadv0: Removing interface: batadv_slave_0 [ 406.220512][ T42] batman_adv: batadv0: Interface deactivated: batadv_slave_1 [ 406.220523][ T42] batman_adv: batadv0: Removing interface: batadv_slave_1 [ 406.226147][ T42] veth1_macvtap: left promiscuous mode [ 406.226181][ T42] veth0_macvtap: left promiscuous mode [ 406.226222][ T42] veth1_vlan: left promiscuous mode [ 406.226250][ T42] veth0_vlan: left promiscuous mode [ 406.326445][ T42] team0 (unregistering): Port device team_slave_1 removed [ 406.332460][ T42] team0 (unregistering): Port device team_slave_0 removed Warning: Permanently added '10.128.1.141' (ED25519) to the list of known hosts. [ 408.566733][T17440] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 408.566754][T17440] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 408.574402][T17440] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 408.574425][T17440] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50