.777829][ T6810] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 213.779888][ T6810] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 213.791308][ T6810] bridge0: port 2(bridge_slave_1) entered blocking state [ 213.791352][ T6810] bridge0: port 2(bridge_slave_1) entered forwarding state [ 213.791424][ T6810] bridge0: port 1(bridge_slave_0) entered blocking state [ 213.791454][ T6810] bridge0: port 1(bridge_slave_0) entered forwarding state [ 213.837042][ T6810] 8021q: adding VLAN 0 to HW filter on device bond0 [ 213.839782][ T6810] 8021q: adding VLAN 0 to HW filter on device team0 [ 213.876709][ T6810] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 213.876747][ T6810] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 213.993086][ T6810] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 214.029661][ T6810] veth0_vlan: entered promiscuous mode [ 214.031296][ T6810] veth1_vlan: entered promiscuous mode [ 214.048489][ T6810] veth0_macvtap: entered promiscuous mode [ 214.049437][ T6810] veth1_macvtap: entered promiscuous mode [ 214.064788][ T6810] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 214.076990][ T6810] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 214.104818][ T245] netdevsim netdevsim2 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 214.104858][ T245] netdevsim netdevsim2 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 214.104874][ T245] netdevsim netdevsim2 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 214.104889][ T245] netdevsim netdevsim2 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 214.131980][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 214.132014][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 214.157012][ T15] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 214.157048][ T15] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:03:34 executed programs: 12 [ 214.490998][ T6832] loop2: detected capacity change from 0 to 40427 [ 214.510655][ T6832] F2FS-fs (loop2): build fault injection rate: 771 [ 214.516969][ T6832] F2FS-fs (loop2): invalid crc value [ 214.554651][ T6832] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 214.563029][ T6832] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 214.671758][ T6810] CPU: 1 UID: 0 PID: 6810 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 214.671779][ T6810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 214.671785][ T6810] Call trace: [ 214.671788][ T6810] show_stack+0x2c/0x3c (C) [ 214.671804][ T6810] __dump_stack+0x30/0x40 [ 214.671813][ T6810] dump_stack_lvl+0xd8/0x12c [ 214.671818][ T6810] dump_stack+0x1c/0x28 [ 214.671824][ T6810] f2fs_handle_critical_error+0x34c/0x4b8 [ 214.671832][ T6810] f2fs_stop_checkpoint+0x5c/0x70 [ 214.671837][ T6810] f2fs_write_end_io+0x768/0xa70 [ 214.671844][ T6810] bio_endio+0x858/0x894 [ 214.671852][ T6810] submit_bio_noacct+0x158/0x177c [ 214.671857][ T6810] submit_bio+0x3b4/0x550 [ 214.671862][ T6810] f2fs_submit_write_bio+0x13c/0x324 [ 214.671868][ T6810] __submit_merged_bio+0x254/0x704 [ 214.671874][ T6810] __submit_merged_write_cond+0x23c/0x4ac [ 214.671880][ T6810] f2fs_write_data_pages+0x1d28/0x2634 [ 214.671886][ T6810] do_writepages+0x270/0x468 [ 214.671894][ T6810] filemap_fdatawrite+0x14c/0x1f4 [ 214.671901][ T6810] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 214.671906][ T6810] f2fs_write_checkpoint+0x690/0x16a0 [ 214.671911][ T6810] kill_f2fs_super+0x21c/0x584 [ 214.671917][ T6810] deactivate_locked_super+0xc4/0x12c [ 214.671923][ T6810] deactivate_super+0xe0/0x100 [ 214.671928][ T6810] cleanup_mnt+0x31c/0x3ac [ 214.671933][ T6810] __cleanup_mnt+0x20/0x30 [ 214.671938][ T6810] task_work_run+0x1dc/0x260 [ 214.671945][ T6810] exit_to_user_mode_loop+0xfc/0x168 [ 214.671951][ T6810] el0_svc+0x170/0x254 [ 214.671959][ T6810] el0t_64_sync_handler+0x84/0x12c [ 214.671966][ T6810] el0t_64_sync+0x198/0x19c [ 214.671992][ T6810] F2FS-fs (loop2): Stopped filesystem due to reason: 3 [ 215.006764][ T6837] loop2: detected capacity change from 0 to 40427 [ 215.025191][ T6837] F2FS-fs (loop2): build fault injection rate: 771 [ 215.044607][ T6837] F2FS-fs (loop2): invalid crc value [ 215.064243][ T6837] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 215.077910][ T6837] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 215.183527][ T6810] CPU: 0 UID: 0 PID: 6810 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 215.183552][ T6810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 215.183560][ T6810] Call trace: [ 215.183564][ T6810] show_stack+0x2c/0x3c (C) [ 215.183582][ T6810] __dump_stack+0x30/0x40 [ 215.183590][ T6810] dump_stack_lvl+0xd8/0x12c [ 215.183596][ T6810] dump_stack+0x1c/0x28 [ 215.183601][ T6810] f2fs_handle_critical_error+0x34c/0x4b8 [ 215.183610][ T6810] f2fs_stop_checkpoint+0x5c/0x70 [ 215.183615][ T6810] f2fs_write_end_io+0x768/0xa70 [ 215.183622][ T6810] bio_endio+0x858/0x894 [ 215.183630][ T6810] submit_bio_noacct+0x158/0x177c [ 215.183635][ T6810] submit_bio+0x3b4/0x550 [ 215.183640][ T6810] f2fs_submit_write_bio+0x13c/0x324 [ 215.183646][ T6810] __submit_merged_bio+0x254/0x704 [ 215.183652][ T6810] __submit_merged_write_cond+0x23c/0x4ac [ 215.183659][ T6810] f2fs_write_data_pages+0x1d28/0x2634 [ 215.183665][ T6810] do_writepages+0x270/0x468 [ 215.183673][ T6810] filemap_fdatawrite+0x14c/0x1f4 [ 215.183680][ T6810] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 215.183685][ T6810] f2fs_write_checkpoint+0x690/0x16a0 [ 215.183691][ T6810] kill_f2fs_super+0x21c/0x584 [ 215.183697][ T6810] deactivate_locked_super+0xc4/0x12c [ 215.183703][ T6810] deactivate_super+0xe0/0x100 [ 215.183708][ T6810] cleanup_mnt+0x31c/0x3ac [ 215.183714][ T6810] __cleanup_mnt+0x20/0x30 [ 215.183719][ T6810] task_work_run+0x1dc/0x260 [ 215.183725][ T6810] exit_to_user_mode_loop+0xfc/0x168 [ 215.183732][ T6810] el0_svc+0x170/0x254 [ 215.183740][ T6810] el0t_64_sync_handler+0x84/0x12c [ 215.183747][ T6810] el0t_64_sync+0x198/0x19c [ 215.184555][ T6810] F2FS-fs (loop2): Stopped filesystem due to reason: 3 [ 215.442973][ T6599] Bluetooth: hci2: command tx timeout [ 215.618254][ T6843] loop2: detected capacity change from 0 to 40427 [ 215.640080][ T6843] F2FS-fs (loop2): build fault injection rate: 771 [ 215.640699][ T6843] F2FS-fs (loop2): invalid crc value [ 215.649007][ T6843] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 215.649343][ T6843] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 215.783459][ T6810] CPU: 0 UID: 0 PID: 6810 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 215.783483][ T6810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 215.783490][ T6810] Call trace: [ 215.783494][ T6810] show_stack+0x2c/0x3c (C) [ 215.783509][ T6810] __dump_stack+0x30/0x40 [ 215.783516][ T6810] dump_stack_lvl+0xd8/0x12c [ 215.783522][ T6810] dump_stack+0x1c/0x28 [ 215.783527][ T6810] f2fs_handle_critical_error+0x34c/0x4b8 [ 215.783535][ T6810] f2fs_stop_checkpoint+0x5c/0x70 [ 215.783541][ T6810] f2fs_write_end_io+0x768/0xa70 [ 215.783548][ T6810] bio_endio+0x858/0x894 [ 215.783555][ T6810] submit_bio_noacct+0x158/0x177c [ 215.783561][ T6810] submit_bio+0x3b4/0x550 [ 215.783566][ T6810] f2fs_submit_write_bio+0x13c/0x324 [ 215.783572][ T6810] __submit_merged_bio+0x254/0x704 [ 215.783578][ T6810] __submit_merged_write_cond+0x23c/0x4ac [ 215.783584][ T6810] f2fs_write_data_pages+0x1d28/0x2634 [ 215.783591][ T6810] do_writepages+0x270/0x468 [ 215.783598][ T6810] filemap_fdatawrite+0x14c/0x1f4 [ 215.783605][ T6810] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 215.783611][ T6810] f2fs_write_checkpoint+0x690/0x16a0 [ 215.783616][ T6810] kill_f2fs_super+0x21c/0x584 [ 215.783622][ T6810] deactivate_locked_super+0xc4/0x12c [ 215.783628][ T6810] deactivate_super+0xe0/0x100 [ 215.783633][ T6810] cleanup_mnt+0x31c/0x3ac [ 215.783639][ T6810] __cleanup_mnt+0x20/0x30 [ 215.783644][ T6810] task_work_run+0x1dc/0x260 [ 215.783650][ T6810] exit_to_user_mode_loop+0xfc/0x168 [ 215.783657][ T6810] el0_svc+0x170/0x254 [ 215.783665][ T6810] el0t_64_sync_handler+0x84/0x12c [ 215.783672][ T6810] el0t_64_sync+0x198/0x19c [ 215.783697][ T6810] F2FS-fs (loop2): Stopped filesystem due to reason: 3 [ 216.167257][ T6849] loop2: detected capacity change from 0 to 40427 [ 216.179938][ T6849] F2FS-fs (loop2): build fault injection rate: 771 [ 216.180599][ T6849] F2FS-fs (loop2): invalid crc value [ 216.206907][ T6849] F2FS-fs (loop2): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 216.210350][ T6849] F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 [ 217.523044][ T6599] Bluetooth: hci2: command tx timeout [ 217.681306][ T6773] bio_check_eod: 287387 callbacks suppressed [ 217.682026][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682026][ T6773] loop0: rw=0, sector=87592, nr_sectors = 8 limit=40427 [ 217.682058][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682058][ T6773] loop0: rw=0, sector=87600, nr_sectors = 8 limit=40427 [ 217.682083][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682083][ T6773] loop0: rw=0, sector=87608, nr_sectors = 8 limit=40427 [ 217.682111][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682111][ T6773] loop0: rw=0, sector=87616, nr_sectors = 8 limit=40427 [ 217.682139][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682139][ T6773] loop0: rw=0, sector=87624, nr_sectors = 8 limit=40427 [ 217.682162][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682162][ T6773] loop0: rw=0, sector=87632, nr_sectors = 8 limit=40427 [ 217.682193][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682193][ T6773] loop0: rw=0, sector=87640, nr_sectors = 8 limit=40427 [ 217.682215][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682215][ T6773] loop0: rw=0, sector=87648, nr_sectors = 8 limit=40427 [ 217.682237][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682237][ T6773] loop0: rw=0, sector=87656, nr_sectors = 8 limit=40427 [ 217.682259][ T6773] syz.0.25: attempt to access beyond end of device [ 217.682259][ T6773] loop0: rw=0, sector=87664, nr_sectors = 8 limit=40427 [ 219.603205][ T6599] Bluetooth: hci2: command tx timeout [ 221.684649][ T6599] Bluetooth: hci2: command tx timeout [ 222.682788][ T6801] bio_check_eod: 288806 callbacks suppressed [ 222.687149][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687149][ T6801] loop1: rw=0, sector=87976, nr_sectors = 8 limit=40427 [ 222.687235][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687235][ T6801] loop1: rw=0, sector=87984, nr_sectors = 8 limit=40427 [ 222.687268][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687268][ T6801] loop1: rw=0, sector=87992, nr_sectors = 8 limit=40427 [ 222.687295][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687295][ T6801] loop1: rw=0, sector=88000, nr_sectors = 8 limit=40427 [ 222.687321][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687321][ T6801] loop1: rw=0, sector=88008, nr_sectors = 8 limit=40427 [ 222.687345][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687345][ T6801] loop1: rw=0, sector=88016, nr_sectors = 8 limit=40427 [ 222.687368][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687368][ T6801] loop1: rw=0, sector=88024, nr_sectors = 8 limit=40427 [ 222.687390][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687390][ T6801] loop1: rw=0, sector=88032, nr_sectors = 8 limit=40427 [ 222.687412][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687412][ T6801] loop1: rw=0, sector=88040, nr_sectors = 8 limit=40427 [ 222.687434][ T6801] syz.1.26: attempt to access beyond end of device [ 222.687434][ T6801] loop1: rw=0, sector=88048, nr_sectors = 8 limit=40427 [ 225.905534][ T6849] F2FS-fs (loop2): f2fs_pin_file_control: Enable GC = ino a after 800 GC trials [ 227.699488][ T6849] bio_check_eod: 317141 callbacks suppressed [ 227.699533][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699533][ T6849] loop2: rw=524288, sector=86952, nr_sectors = 8 limit=40427 [ 227.699583][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699583][ T6849] loop2: rw=524288, sector=86960, nr_sectors = 8 limit=40427 [ 227.699623][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699623][ T6849] loop2: rw=524288, sector=86968, nr_sectors = 8 limit=40427 [ 227.699666][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699666][ T6849] loop2: rw=524288, sector=86976, nr_sectors = 8 limit=40427 [ 227.699700][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699700][ T6849] loop2: rw=524288, sector=86984, nr_sectors = 8 limit=40427 [ 227.699729][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699729][ T6849] loop2: rw=524288, sector=86992, nr_sectors = 8 limit=40427 [ 227.699757][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699757][ T6849] loop2: rw=524288, sector=87000, nr_sectors = 8 limit=40427 [ 227.699784][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699784][ T6849] loop2: rw=524288, sector=87008, nr_sectors = 8 limit=40427 [ 227.699811][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699811][ T6849] loop2: rw=524288, sector=87016, nr_sectors = 8 limit=40427 [ 227.699836][ T6849] syz.2.30: attempt to access beyond end of device [ 227.699836][ T6849] loop2: rw=524288, sector=87024, nr_sectors = 8 limit=40427 [ 231.646888][ T6130] Bluetooth: hci3: unexpected cc 0x0c03 length: 249 > 1 [ 231.647361][ T6130] Bluetooth: hci3: unexpected cc 0x1003 length: 249 > 9 [ 231.647536][ T6130] Bluetooth: hci3: unexpected cc 0x1001 length: 249 > 9 [ 231.647828][ T6130] Bluetooth: hci3: unexpected cc 0x0c23 length: 249 > 4 [ 231.648005][ T6130] Bluetooth: hci3: unexpected cc 0x0c38 length: 249 > 2 [ 231.859146][ T6855] chnl_net:caif_netlink_parms(): no params data found [ 231.959612][ T6855] bridge0: port 1(bridge_slave_0) entered blocking state [ 231.960961][ T6855] bridge0: port 1(bridge_slave_0) entered disabled state [ 231.962424][ T6855] bridge_slave_0: entered allmulticast mode [ 231.964252][ T6855] bridge_slave_0: entered promiscuous mode [ 231.973363][ T6855] bridge0: port 2(bridge_slave_1) entered blocking state [ 231.973402][ T6855] bridge0: port 2(bridge_slave_1) entered disabled state [ 231.973472][ T6855] bridge_slave_1: entered allmulticast mode [ 231.973908][ T6855] bridge_slave_1: entered promiscuous mode [ 232.011569][ T6855] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 232.012482][ T6855] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 232.077778][ T6855] team0: Port device team_slave_0 added [ 232.087426][ T6855] team0: Port device team_slave_1 added [ 232.137543][ T6855] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 232.137573][ T6855] 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. [ 232.137587][ T6855] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 232.138082][ T6855] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 232.138088][ T6855] 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. [ 232.138100][ T6855] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 232.207300][ T6855] hsr_slave_0: entered promiscuous mode [ 232.207655][ T6855] hsr_slave_1: entered promiscuous mode [ 232.207840][ T6855] debugfs: 'hsr0' already exists in 'hsr' [ 232.207850][ T6855] Cannot create hsr debugfs directory [ 232.429375][ T6855] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 232.435192][ T6855] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 232.443937][ T6855] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 232.461285][ T6855] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 232.534706][ T6855] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.534757][ T6855] bridge0: port 2(bridge_slave_1) entered forwarding state [ 232.534837][ T6855] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.534865][ T6855] bridge0: port 1(bridge_slave_0) entered forwarding state [ 232.588299][ T6855] 8021q: adding VLAN 0 to HW filter on device bond0 [ 232.592371][ T6855] 8021q: adding VLAN 0 to HW filter on device team0 [ 232.702772][ T6849] bio_check_eod: 358635 callbacks suppressed [ 232.704033][ T6849] syz.2.30: attempt to access beyond end of device [ 232.704033][ T6849] loop2: rw=524288, sector=88600, nr_sectors = 8 limit=40427 [ 232.706110][ T6849] syz.2.30: attempt to access beyond end of device [ 232.706110][ T6849] loop2: rw=524288, sector=88608, nr_sectors = 8 limit=40427 [ 232.707131][ T6855] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 232.710370][ T6849] syz.2.30: attempt to access beyond end of device [ 232.710370][ T6849] loop2: rw=524288, sector=88616, nr_sectors = 8 limit=40427 [ 232.716789][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716789][ T6801] loop1: rw=524288, sector=89056, nr_sectors = 8 limit=40427 [ 232.716859][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716859][ T6801] loop1: rw=524288, sector=89064, nr_sectors = 8 limit=40427 [ 232.716888][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716888][ T6801] loop1: rw=524288, sector=89072, nr_sectors = 8 limit=40427 [ 232.716913][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716913][ T6801] loop1: rw=524288, sector=89080, nr_sectors = 8 limit=40427 [ 232.716937][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716937][ T6801] loop1: rw=524288, sector=89088, nr_sectors = 8 limit=40427 [ 232.716960][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716960][ T6801] loop1: rw=524288, sector=89096, nr_sectors = 8 limit=40427 [ 232.716985][ T6801] syz.1.26: attempt to access beyond end of device [ 232.716985][ T6801] loop1: rw=524288, sector=89104, nr_sectors = 8 limit=40427 [ 232.849398][ T6855] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 232.897964][ T6855] veth0_vlan: entered promiscuous mode [ 232.899472][ T6855] veth1_vlan: entered promiscuous mode [ 232.938747][ T6855] veth0_macvtap: entered promiscuous mode [ 232.959517][ T6855] veth1_macvtap: entered promiscuous mode [ 232.962527][ T6855] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 232.972256][ T6855] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 233.000656][ T245] netdevsim netdevsim3 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 233.000715][ T245] netdevsim netdevsim3 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 233.000736][ T245] netdevsim netdevsim3 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 233.000751][ T245] netdevsim netdevsim3 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 233.040862][ T245] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 233.040877][ T245] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 233.075701][ T245] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 233.075736][ T245] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:03:53 executed programs: 16 [ 233.416452][ T6877] loop3: detected capacity change from 0 to 40427 [ 233.425530][ T6877] F2FS-fs (loop3): build fault injection rate: 771 [ 233.434925][ T6877] F2FS-fs (loop3): invalid crc value [ 233.495721][ T6877] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 233.502956][ T6877] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 233.682820][ T6599] Bluetooth: hci3: command tx timeout [ 233.698805][ T6855] CPU: 1 UID: 0 PID: 6855 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 233.698823][ T6855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 233.698829][ T6855] Call trace: [ 233.698832][ T6855] show_stack+0x2c/0x3c (C) [ 233.698850][ T6855] __dump_stack+0x30/0x40 [ 233.698860][ T6855] dump_stack_lvl+0xd8/0x12c [ 233.698868][ T6855] dump_stack+0x1c/0x28 [ 233.698874][ T6855] f2fs_handle_critical_error+0x34c/0x4b8 [ 233.698883][ T6855] f2fs_stop_checkpoint+0x5c/0x70 [ 233.698888][ T6855] f2fs_write_end_io+0x768/0xa70 [ 233.698895][ T6855] bio_endio+0x858/0x894 [ 233.698903][ T6855] submit_bio_noacct+0x158/0x177c [ 233.698908][ T6855] submit_bio+0x3b4/0x550 [ 233.698914][ T6855] f2fs_submit_write_bio+0x13c/0x324 [ 233.698920][ T6855] __submit_merged_bio+0x254/0x704 [ 233.698926][ T6855] __submit_merged_write_cond+0x23c/0x4ac [ 233.698932][ T6855] f2fs_write_data_pages+0x1d28/0x2634 [ 233.698938][ T6855] do_writepages+0x270/0x468 [ 233.698946][ T6855] filemap_fdatawrite+0x14c/0x1f4 [ 233.698953][ T6855] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 233.698958][ T6855] f2fs_write_checkpoint+0x690/0x16a0 [ 233.698964][ T6855] kill_f2fs_super+0x21c/0x584 [ 233.698970][ T6855] deactivate_locked_super+0xc4/0x12c [ 233.698975][ T6855] deactivate_super+0xe0/0x100 [ 233.698980][ T6855] cleanup_mnt+0x31c/0x3ac [ 233.698986][ T6855] __cleanup_mnt+0x20/0x30 [ 233.698991][ T6855] task_work_run+0x1dc/0x260 [ 233.698997][ T6855] exit_to_user_mode_loop+0xfc/0x168 [ 233.699004][ T6855] el0_svc+0x170/0x254 [ 233.699012][ T6855] el0t_64_sync_handler+0x84/0x12c [ 233.699019][ T6855] el0t_64_sync+0x198/0x19c [ 233.699044][ T6855] F2FS-fs (loop3): Stopped filesystem due to reason: 3 [ 234.127748][ T6883] loop3: detected capacity change from 0 to 40427 [ 234.165602][ T6883] F2FS-fs (loop3): build fault injection rate: 771 [ 234.192867][ T6883] F2FS-fs (loop3): invalid crc value [ 234.253115][ T6883] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 234.258388][ T6883] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 234.360739][ T6855] CPU: 0 UID: 0 PID: 6855 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 234.360759][ T6855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 234.360764][ T6855] Call trace: [ 234.360768][ T6855] show_stack+0x2c/0x3c (C) [ 234.360785][ T6855] __dump_stack+0x30/0x40 [ 234.360795][ T6855] dump_stack_lvl+0xd8/0x12c [ 234.360802][ T6855] dump_stack+0x1c/0x28 [ 234.360807][ T6855] f2fs_handle_critical_error+0x34c/0x4b8 [ 234.360815][ T6855] f2fs_stop_checkpoint+0x5c/0x70 [ 234.360821][ T6855] f2fs_write_end_io+0x768/0xa70 [ 234.360828][ T6855] bio_endio+0x858/0x894 [ 234.360836][ T6855] submit_bio_noacct+0x158/0x177c [ 234.360841][ T6855] submit_bio+0x3b4/0x550 [ 234.360847][ T6855] f2fs_submit_write_bio+0x13c/0x324 [ 234.360853][ T6855] __submit_merged_bio+0x254/0x704 [ 234.360859][ T6855] __submit_merged_write_cond+0x23c/0x4ac [ 234.360865][ T6855] f2fs_write_data_pages+0x1d28/0x2634 [ 234.360871][ T6855] do_writepages+0x270/0x468 [ 234.360879][ T6855] filemap_fdatawrite+0x14c/0x1f4 [ 234.360886][ T6855] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 234.360891][ T6855] f2fs_write_checkpoint+0x690/0x16a0 [ 234.360897][ T6855] kill_f2fs_super+0x21c/0x584 [ 234.360903][ T6855] deactivate_locked_super+0xc4/0x12c [ 234.360909][ T6855] deactivate_super+0xe0/0x100 [ 234.360914][ T6855] cleanup_mnt+0x31c/0x3ac [ 234.360920][ T6855] __cleanup_mnt+0x20/0x30 [ 234.360925][ T6855] task_work_run+0x1dc/0x260 [ 234.360931][ T6855] exit_to_user_mode_loop+0xfc/0x168 [ 234.360938][ T6855] el0_svc+0x170/0x254 [ 234.360946][ T6855] el0t_64_sync_handler+0x84/0x12c [ 234.360953][ T6855] el0t_64_sync+0x198/0x19c [ 234.386317][ T6855] F2FS-fs (loop3): Stopped filesystem due to reason: 3 [ 234.865648][ T6889] loop3: detected capacity change from 0 to 40427 [ 234.883758][ T6889] F2FS-fs (loop3): build fault injection rate: 771 [ 234.896693][ T6889] F2FS-fs (loop3): invalid crc value [ 234.927029][ T6889] F2FS-fs (loop3): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 234.943019][ T6889] F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 [ 235.762856][ T6599] Bluetooth: hci3: command tx timeout [ 237.716647][ T6849] bio_check_eod: 286952 callbacks suppressed [ 237.716683][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716683][ T6849] loop2: rw=524288, sector=88168, nr_sectors = 8 limit=40427 [ 237.716729][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716729][ T6849] loop2: rw=524288, sector=88176, nr_sectors = 8 limit=40427 [ 237.716773][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716773][ T6849] loop2: rw=524288, sector=88184, nr_sectors = 8 limit=40427 [ 237.716807][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716807][ T6849] loop2: rw=524288, sector=88192, nr_sectors = 8 limit=40427 [ 237.716837][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716837][ T6849] loop2: rw=524288, sector=88200, nr_sectors = 8 limit=40427 [ 237.716870][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716870][ T6849] loop2: rw=524288, sector=88208, nr_sectors = 8 limit=40427 [ 237.716897][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716897][ T6849] loop2: rw=524288, sector=88216, nr_sectors = 8 limit=40427 [ 237.716924][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716924][ T6849] loop2: rw=524288, sector=88224, nr_sectors = 8 limit=40427 [ 237.716950][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716950][ T6849] loop2: rw=524288, sector=88232, nr_sectors = 8 limit=40427 [ 237.716976][ T6849] syz.2.30: attempt to access beyond end of device [ 237.716976][ T6849] loop2: rw=524288, sector=88240, nr_sectors = 8 limit=40427 [ 237.842833][ T6599] Bluetooth: hci3: command tx timeout [ 239.925694][ T6599] Bluetooth: hci3: command tx timeout [ 242.722819][ T6773] bio_check_eod: 308712 callbacks suppressed [ 242.722862][ T6773] syz.0.25: attempt to access beyond end of device [ 242.722862][ T6773] loop0: rw=0, sector=86480, nr_sectors = 8 limit=40427 [ 242.722900][ T6773] syz.0.25: attempt to access beyond end of device [ 242.722900][ T6773] loop0: rw=0, sector=86488, nr_sectors = 8 limit=40427 [ 242.722929][ T6773] syz.0.25: attempt to access beyond end of device [ 242.722929][ T6773] loop0: rw=0, sector=86496, nr_sectors = 8 limit=40427 [ 242.722956][ T6773] syz.0.25: attempt to access beyond end of device [ 242.722956][ T6773] loop0: rw=0, sector=86504, nr_sectors = 8 limit=40427 [ 242.722982][ T6773] syz.0.25: attempt to access beyond end of device [ 242.722982][ T6773] loop0: rw=0, sector=86512, nr_sectors = 8 limit=40427 [ 242.723008][ T6773] syz.0.25: attempt to access beyond end of device [ 242.723008][ T6773] loop0: rw=0, sector=86520, nr_sectors = 8 limit=40427 [ 242.723033][ T6773] syz.0.25: attempt to access beyond end of device [ 242.723033][ T6773] loop0: rw=0, sector=86528, nr_sectors = 8 limit=40427 [ 242.723058][ T6773] syz.0.25: attempt to access beyond end of device [ 242.723058][ T6773] loop0: rw=0, sector=86536, nr_sectors = 8 limit=40427 [ 242.723083][ T6773] syz.0.25: attempt to access beyond end of device [ 242.723083][ T6773] loop0: rw=0, sector=86544, nr_sectors = 8 limit=40427 [ 242.723110][ T6773] syz.0.25: attempt to access beyond end of device [ 242.723110][ T6773] loop0: rw=0, sector=86552, nr_sectors = 8 limit=40427 [ 247.496042][ T6889] F2FS-fs (loop3): f2fs_pin_file_control: Enable GC = ino a after 800 GC trials [ 247.732893][ T6849] bio_check_eod: 312410 callbacks suppressed [ 247.732938][ T6849] syz.2.30: attempt to access beyond end of device [ 247.732938][ T6849] loop2: rw=0, sector=89160, nr_sectors = 8 limit=40427 [ 247.732989][ T6849] syz.2.30: attempt to access beyond end of device [ 247.732989][ T6849] loop2: rw=0, sector=89168, nr_sectors = 8 limit=40427 [ 247.733019][ T6773] syz.0.25: attempt to access beyond end of device [ 247.733019][ T6773] loop0: rw=0, sector=87376, nr_sectors = 8 limit=40427 [ 247.733029][ T6849] syz.2.30: attempt to access beyond end of device [ 247.733029][ T6849] loop2: rw=0, sector=89176, nr_sectors = 8 limit=40427 [ 247.733063][ T6849] syz.2.30: attempt to access beyond end of device [ 247.733063][ T6849] loop2: rw=0, sector=89184, nr_sectors = 8 limit=40427 [ 247.733067][ T6773] syz.0.25: attempt to access beyond end of device [ 247.733067][ T6773] loop0: rw=0, sector=87384, nr_sectors = 8 limit=40427 [ 247.733099][ T6849] syz.2.30: attempt to access beyond end of device [ 247.733099][ T6849] loop2: rw=0, sector=89192, nr_sectors = 8 limit=40427 [ 247.733111][ T6773] syz.0.25: attempt to access beyond end of device [ 247.733111][ T6773] loop0: rw=0, sector=87392, nr_sectors = 8 limit=40427 [ 247.733135][ T6849] syz.2.30: attempt to access beyond end of device [ 247.733135][ T6849] loop2: rw=0, sector=89200, nr_sectors = 8 limit=40427 [ 247.733150][ T6773] syz.0.25: attempt to access beyond end of device [ 247.733150][ T6773] loop0: rw=0, sector=87400, nr_sectors = 8 limit=40427 [ 248.815381][ T2415] ieee802154 phy0 wpan0: encryption failed: -22 [ 248.816488][ T2415] ieee802154 phy1 wpan1: encryption failed: -22 [ 250.554040][ T6130] Bluetooth: hci4: unexpected cc 0x0c03 length: 249 > 1 [ 250.563290][ T6130] Bluetooth: hci4: unexpected cc 0x1003 length: 249 > 9 [ 250.573144][ T6130] Bluetooth: hci4: unexpected cc 0x1001 length: 249 > 9 [ 250.579238][ T6130] Bluetooth: hci4: unexpected cc 0x0c23 length: 249 > 4 [ 250.587579][ T6130] Bluetooth: hci4: unexpected cc 0x0c38 length: 249 > 2 [ 250.944375][ T6895] chnl_net:caif_netlink_parms(): no params data found [ 251.026698][ T6895] bridge0: port 1(bridge_slave_0) entered blocking state [ 251.026776][ T6895] bridge0: port 1(bridge_slave_0) entered disabled state [ 251.026839][ T6895] bridge_slave_0: entered allmulticast mode [ 251.027259][ T6895] bridge_slave_0: entered promiscuous mode [ 251.027994][ T6895] bridge0: port 2(bridge_slave_1) entered blocking state [ 251.028036][ T6895] bridge0: port 2(bridge_slave_1) entered disabled state [ 251.028080][ T6895] bridge_slave_1: entered allmulticast mode [ 251.028842][ T6895] bridge_slave_1: entered promiscuous mode [ 251.057732][ T6895] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 251.058620][ T6895] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 251.136790][ T6895] team0: Port device team_slave_0 added [ 251.137557][ T6895] team0: Port device team_slave_1 added [ 251.259052][ T6895] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 251.260323][ T6895] 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. [ 251.262837][ T6895] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 251.269937][ T6895] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 251.270619][ T6895] 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. [ 251.271334][ T6895] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 251.376539][ T6895] hsr_slave_0: entered promiscuous mode [ 251.376838][ T6895] hsr_slave_1: entered promiscuous mode [ 251.377005][ T6895] debugfs: 'hsr0' already exists in 'hsr' [ 251.377014][ T6895] Cannot create hsr debugfs directory [ 251.608659][ T6895] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 251.611178][ T6895] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 251.662304][ T6895] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 251.676412][ T6895] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 251.725699][ T6895] bridge0: port 2(bridge_slave_1) entered blocking state [ 251.725748][ T6895] bridge0: port 2(bridge_slave_1) entered forwarding state [ 251.725821][ T6895] bridge0: port 1(bridge_slave_0) entered blocking state [ 251.725844][ T6895] bridge0: port 1(bridge_slave_0) entered forwarding state [ 251.805373][ T6895] 8021q: adding VLAN 0 to HW filter on device bond0 [ 251.809115][ T6895] 8021q: adding VLAN 0 to HW filter on device team0 [ 252.038144][ T6895] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 252.249086][ T6895] veth0_vlan: entered promiscuous mode [ 252.257310][ T6895] veth1_vlan: entered promiscuous mode [ 252.261948][ T6895] veth0_macvtap: entered promiscuous mode [ 252.296875][ T6895] veth1_macvtap: entered promiscuous mode [ 252.300086][ T6895] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 252.301024][ T6895] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 252.342379][ T2087] netdevsim netdevsim4 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 252.342427][ T2087] netdevsim netdevsim4 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 252.342444][ T2087] netdevsim netdevsim4 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 252.342458][ T2087] netdevsim netdevsim4 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 252.477382][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 252.477414][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 252.523623][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 252.523657][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:04:12 executed programs: 19 [ 252.643628][ T6130] Bluetooth: hci4: command tx timeout [ 252.742826][ T6849] bio_check_eod: 336329 callbacks suppressed [ 252.744103][ T6849] syz.2.30: attempt to access beyond end of device [ 252.744103][ T6849] loop2: rw=0, sector=89792, nr_sectors = 8 limit=40427 [ 252.745018][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745018][ T6773] loop0: rw=524288, sector=86016, nr_sectors = 8 limit=40427 [ 252.745048][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745048][ T6773] loop0: rw=524288, sector=86024, nr_sectors = 8 limit=40427 [ 252.745071][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745071][ T6773] loop0: rw=524288, sector=86032, nr_sectors = 8 limit=40427 [ 252.745094][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745094][ T6773] loop0: rw=524288, sector=86040, nr_sectors = 8 limit=40427 [ 252.745119][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745119][ T6773] loop0: rw=524288, sector=86048, nr_sectors = 8 limit=40427 [ 252.745141][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745141][ T6773] loop0: rw=524288, sector=86056, nr_sectors = 8 limit=40427 [ 252.745163][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745163][ T6773] loop0: rw=524288, sector=86064, nr_sectors = 8 limit=40427 [ 252.745185][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745185][ T6773] loop0: rw=524288, sector=86072, nr_sectors = 8 limit=40427 [ 252.745211][ T6773] syz.0.25: attempt to access beyond end of device [ 252.745211][ T6773] loop0: rw=524288, sector=86080, nr_sectors = 8 limit=40427 [ 253.005670][ T6926] loop4: detected capacity change from 0 to 40427 [ 253.042839][ T6926] F2FS-fs (loop4): build fault injection rate: 771 [ 253.072833][ T6926] F2FS-fs (loop4): invalid crc value [ 253.098533][ T6926] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 253.112930][ T6926] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 253.305647][ T6895] CPU: 1 UID: 0 PID: 6895 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 253.305667][ T6895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 253.305672][ T6895] Call trace: [ 253.305675][ T6895] show_stack+0x2c/0x3c (C) [ 253.305691][ T6895] __dump_stack+0x30/0x40 [ 253.305701][ T6895] dump_stack_lvl+0xd8/0x12c [ 253.305707][ T6895] dump_stack+0x1c/0x28 [ 253.305713][ T6895] f2fs_handle_critical_error+0x34c/0x4b8 [ 253.305721][ T6895] f2fs_stop_checkpoint+0x5c/0x70 [ 253.305726][ T6895] f2fs_write_end_io+0x768/0xa70 [ 253.305733][ T6895] bio_endio+0x858/0x894 [ 253.305740][ T6895] submit_bio_noacct+0x158/0x177c [ 253.305745][ T6895] submit_bio+0x3b4/0x550 [ 253.305750][ T6895] f2fs_submit_write_bio+0x13c/0x324 [ 253.305756][ T6895] __submit_merged_bio+0x254/0x704 [ 253.305762][ T6895] __submit_merged_write_cond+0x23c/0x4ac [ 253.305768][ T6895] f2fs_write_data_pages+0x1d28/0x2634 [ 253.305774][ T6895] do_writepages+0x270/0x468 [ 253.305782][ T6895] filemap_fdatawrite+0x14c/0x1f4 [ 253.305788][ T6895] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 253.305794][ T6895] f2fs_write_checkpoint+0x690/0x16a0 [ 253.305799][ T6895] kill_f2fs_super+0x21c/0x584 [ 253.305805][ T6895] deactivate_locked_super+0xc4/0x12c [ 253.305810][ T6895] deactivate_super+0xe0/0x100 [ 253.305815][ T6895] cleanup_mnt+0x31c/0x3ac [ 253.305820][ T6895] __cleanup_mnt+0x20/0x30 [ 253.305825][ T6895] task_work_run+0x1dc/0x260 [ 253.305831][ T6895] exit_to_user_mode_loop+0xfc/0x168 [ 253.305838][ T6895] el0_svc+0x170/0x254 [ 253.305846][ T6895] el0t_64_sync_handler+0x84/0x12c [ 253.305852][ T6895] el0t_64_sync+0x198/0x19c [ 253.305876][ T6895] F2FS-fs (loop4): Stopped filesystem due to reason: 3 [ 253.745273][ T6932] loop4: detected capacity change from 0 to 40427 [ 253.758817][ T6932] F2FS-fs (loop4): build fault injection rate: 771 [ 253.761780][ T6932] F2FS-fs (loop4): invalid crc value [ 253.793945][ T6932] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 253.797863][ T6932] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 253.917896][ T6895] CPU: 1 UID: 0 PID: 6895 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 253.917916][ T6895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 253.917922][ T6895] Call trace: [ 253.917925][ T6895] show_stack+0x2c/0x3c (C) [ 253.917943][ T6895] __dump_stack+0x30/0x40 [ 253.917953][ T6895] dump_stack_lvl+0xd8/0x12c [ 253.917960][ T6895] dump_stack+0x1c/0x28 [ 253.917966][ T6895] f2fs_handle_critical_error+0x34c/0x4b8 [ 253.917975][ T6895] f2fs_stop_checkpoint+0x5c/0x70 [ 253.917982][ T6895] f2fs_write_end_io+0x768/0xa70 [ 253.917990][ T6895] bio_endio+0x858/0x894 [ 253.917998][ T6895] submit_bio_noacct+0x158/0x177c [ 253.918004][ T6895] submit_bio+0x3b4/0x550 [ 253.918009][ T6895] f2fs_submit_write_bio+0x13c/0x324 [ 253.918015][ T6895] __submit_merged_bio+0x254/0x704 [ 253.918021][ T6895] __submit_merged_write_cond+0x23c/0x4ac [ 253.918027][ T6895] f2fs_write_data_pages+0x1d28/0x2634 [ 253.918034][ T6895] do_writepages+0x270/0x468 [ 253.918042][ T6895] filemap_fdatawrite+0x14c/0x1f4 [ 253.918048][ T6895] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 253.918054][ T6895] f2fs_write_checkpoint+0x690/0x16a0 [ 253.918059][ T6895] kill_f2fs_super+0x21c/0x584 [ 253.918066][ T6895] deactivate_locked_super+0xc4/0x12c [ 253.918071][ T6895] deactivate_super+0xe0/0x100 [ 253.918076][ T6895] cleanup_mnt+0x31c/0x3ac [ 253.918082][ T6895] __cleanup_mnt+0x20/0x30 [ 253.918087][ T6895] task_work_run+0x1dc/0x260 [ 253.918094][ T6895] exit_to_user_mode_loop+0xfc/0x168 [ 253.918100][ T6895] el0_svc+0x170/0x254 [ 253.918114][ T6895] el0t_64_sync_handler+0x84/0x12c [ 253.918121][ T6895] el0t_64_sync+0x198/0x19c [ 253.918689][ T6895] F2FS-fs (loop4): Stopped filesystem due to reason: 3 [ 254.621056][ T6938] loop4: detected capacity change from 0 to 40427 [ 254.647779][ T6938] F2FS-fs (loop4): build fault injection rate: 771 [ 254.650443][ T6938] F2FS-fs (loop4): invalid crc value [ 254.693917][ T6938] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 254.712856][ T6938] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 254.723013][ T6130] Bluetooth: hci4: command tx timeout [ 254.953041][ T6895] CPU: 1 UID: 0 PID: 6895 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 254.953064][ T6895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 254.953069][ T6895] Call trace: [ 254.953073][ T6895] show_stack+0x2c/0x3c (C) [ 254.953089][ T6895] __dump_stack+0x30/0x40 [ 254.953098][ T6895] dump_stack_lvl+0xd8/0x12c [ 254.953103][ T6895] dump_stack+0x1c/0x28 [ 254.953112][ T6895] f2fs_handle_critical_error+0x34c/0x4b8 [ 254.953121][ T6895] f2fs_stop_checkpoint+0x5c/0x70 [ 254.953127][ T6895] f2fs_write_end_io+0x768/0xa70 [ 254.953134][ T6895] bio_endio+0x858/0x894 [ 254.953143][ T6895] submit_bio_noacct+0x158/0x177c [ 254.953148][ T6895] submit_bio+0x3b4/0x550 [ 254.953154][ T6895] f2fs_submit_write_bio+0x13c/0x324 [ 254.953160][ T6895] __submit_merged_bio+0x254/0x704 [ 254.953166][ T6895] __submit_merged_write_cond+0x23c/0x4ac [ 254.953172][ T6895] f2fs_write_data_pages+0x1d28/0x2634 [ 254.953179][ T6895] do_writepages+0x270/0x468 [ 254.953186][ T6895] filemap_fdatawrite+0x14c/0x1f4 [ 254.953193][ T6895] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 254.953199][ T6895] f2fs_write_checkpoint+0x690/0x16a0 [ 254.953204][ T6895] kill_f2fs_super+0x21c/0x584 [ 254.953210][ T6895] deactivate_locked_super+0xc4/0x12c [ 254.953216][ T6895] deactivate_super+0xe0/0x100 [ 254.953220][ T6895] cleanup_mnt+0x31c/0x3ac [ 254.953226][ T6895] __cleanup_mnt+0x20/0x30 [ 254.953231][ T6895] task_work_run+0x1dc/0x260 [ 254.953237][ T6895] exit_to_user_mode_loop+0xfc/0x168 [ 254.953244][ T6895] el0_svc+0x170/0x254 [ 254.953252][ T6895] el0t_64_sync_handler+0x84/0x12c [ 254.953259][ T6895] el0t_64_sync+0x198/0x19c [ 254.953285][ T6895] F2FS-fs (loop4): Stopped filesystem due to reason: 3 [ 255.587282][ T6944] loop4: detected capacity change from 0 to 40427 [ 255.634855][ T6944] F2FS-fs (loop4): build fault injection rate: 771 [ 255.644296][ T6944] F2FS-fs (loop4): invalid crc value [ 255.678779][ T6944] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 255.692899][ T6944] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 255.893202][ T6895] CPU: 1 UID: 0 PID: 6895 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 255.893222][ T6895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 255.893227][ T6895] Call trace: [ 255.893230][ T6895] show_stack+0x2c/0x3c (C) [ 255.893247][ T6895] __dump_stack+0x30/0x40 [ 255.893256][ T6895] dump_stack_lvl+0xd8/0x12c [ 255.893264][ T6895] dump_stack+0x1c/0x28 [ 255.893269][ T6895] f2fs_handle_critical_error+0x34c/0x4b8 [ 255.893277][ T6895] f2fs_stop_checkpoint+0x5c/0x70 [ 255.893283][ T6895] f2fs_write_end_io+0x768/0xa70 [ 255.893290][ T6895] bio_endio+0x858/0x894 [ 255.893297][ T6895] submit_bio_noacct+0x158/0x177c [ 255.893303][ T6895] submit_bio+0x3b4/0x550 [ 255.893308][ T6895] f2fs_submit_write_bio+0x13c/0x324 [ 255.893313][ T6895] __submit_merged_bio+0x254/0x704 [ 255.893319][ T6895] __submit_merged_write_cond+0x23c/0x4ac [ 255.893325][ T6895] f2fs_write_data_pages+0x1d28/0x2634 [ 255.893332][ T6895] do_writepages+0x270/0x468 [ 255.893339][ T6895] filemap_fdatawrite+0x14c/0x1f4 [ 255.893346][ T6895] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 255.893351][ T6895] f2fs_write_checkpoint+0x690/0x16a0 [ 255.893357][ T6895] kill_f2fs_super+0x21c/0x584 [ 255.893363][ T6895] deactivate_locked_super+0xc4/0x12c [ 255.893368][ T6895] deactivate_super+0xe0/0x100 [ 255.893373][ T6895] cleanup_mnt+0x31c/0x3ac [ 255.893378][ T6895] __cleanup_mnt+0x20/0x30 [ 255.893383][ T6895] task_work_run+0x1dc/0x260 [ 255.893389][ T6895] exit_to_user_mode_loop+0xfc/0x168 [ 255.893396][ T6895] el0_svc+0x170/0x254 [ 255.893404][ T6895] el0t_64_sync_handler+0x84/0x12c [ 255.893410][ T6895] el0t_64_sync+0x198/0x19c [ 255.893435][ T6895] F2FS-fs (loop4): Stopped filesystem due to reason: 3 [ 256.429937][ T6950] loop4: detected capacity change from 0 to 40427 [ 256.464666][ T6950] F2FS-fs (loop4): build fault injection rate: 771 [ 256.486997][ T6950] F2FS-fs (loop4): invalid crc value [ 256.548039][ T6950] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 256.552986][ T6950] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 256.733068][ T6895] CPU: 1 UID: 0 PID: 6895 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 256.733088][ T6895] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 256.733093][ T6895] Call trace: [ 256.733096][ T6895] show_stack+0x2c/0x3c (C) [ 256.733117][ T6895] __dump_stack+0x30/0x40 [ 256.733127][ T6895] dump_stack_lvl+0xd8/0x12c [ 256.733134][ T6895] dump_stack+0x1c/0x28 [ 256.733140][ T6895] f2fs_handle_critical_error+0x34c/0x4b8 [ 256.733149][ T6895] f2fs_stop_checkpoint+0x5c/0x70 [ 256.733154][ T6895] f2fs_write_end_io+0x768/0xa70 [ 256.733161][ T6895] bio_endio+0x858/0x894 [ 256.733169][ T6895] submit_bio_noacct+0x158/0x177c [ 256.733174][ T6895] submit_bio+0x3b4/0x550 [ 256.733179][ T6895] f2fs_submit_write_bio+0x13c/0x324 [ 256.733185][ T6895] __submit_merged_bio+0x254/0x704 [ 256.733191][ T6895] __submit_merged_write_cond+0x23c/0x4ac [ 256.733197][ T6895] f2fs_write_data_pages+0x1d28/0x2634 [ 256.733204][ T6895] do_writepages+0x270/0x468 [ 256.733211][ T6895] filemap_fdatawrite+0x14c/0x1f4 [ 256.733218][ T6895] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 256.733224][ T6895] f2fs_write_checkpoint+0x690/0x16a0 [ 256.733229][ T6895] kill_f2fs_super+0x21c/0x584 [ 256.733235][ T6895] deactivate_locked_super+0xc4/0x12c [ 256.733241][ T6895] deactivate_super+0xe0/0x100 [ 256.733245][ T6895] cleanup_mnt+0x31c/0x3ac [ 256.733251][ T6895] __cleanup_mnt+0x20/0x30 [ 256.733256][ T6895] task_work_run+0x1dc/0x260 [ 256.733262][ T6895] exit_to_user_mode_loop+0xfc/0x168 [ 256.733269][ T6895] el0_svc+0x170/0x254 [ 256.733277][ T6895] el0t_64_sync_handler+0x84/0x12c [ 256.733284][ T6895] el0t_64_sync+0x198/0x19c [ 256.733968][ T6895] F2FS-fs (loop4): Stopped filesystem due to reason: 3 [ 256.802832][ T6130] Bluetooth: hci4: command tx timeout [ 257.534779][ T6956] loop4: detected capacity change from 0 to 40427 [ 257.543798][ T6956] F2FS-fs (loop4): build fault injection rate: 771 [ 257.550925][ T6956] F2FS-fs (loop4): invalid crc value [ 257.619517][ T6956] F2FS-fs (loop4): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 257.634683][ T6956] F2FS-fs (loop4): Mounted with checkpoint version = 48b305e5 [ 257.761516][ T6889] bio_check_eod: 291385 callbacks suppressed [ 257.762275][ T6889] syz.3.33: attempt to access beyond end of device [ 257.762275][ T6889] loop3: rw=0, sector=87824, nr_sectors = 8 limit=40427 [ 257.762851][ T6889] syz.3.33: attempt to access beyond end of device [ 257.762851][ T6889] loop3: rw=0, sector=87832, nr_sectors = 8 limit=40427 [ 257.763942][ T6889] syz.3.33: attempt to access beyond end of device [ 257.763942][ T6889] loop3: rw=0, sector=87840, nr_sectors = 8 limit=40427 [ 257.764658][ T6889] syz.3.33: attempt to access beyond end of device [ 257.764658][ T6889] loop3: rw=0, sector=87848, nr_sectors = 8 limit=40427 [ 257.765162][ T6889] syz.3.33: attempt to access beyond end of device [ 257.765162][ T6889] loop3: rw=0, sector=87856, nr_sectors = 8 limit=40427 [ 257.765672][ T6889] syz.3.33: attempt to access beyond end of device [ 257.765672][ T6889] loop3: rw=0, sector=87864, nr_sectors = 8 limit=40427 [ 257.766389][ T6889] syz.3.33: attempt to access beyond end of device [ 257.766389][ T6889] loop3: rw=0, sector=87872, nr_sectors = 8 limit=40427 [ 257.767114][ T6889] syz.3.33: attempt to access beyond end of device [ 257.767114][ T6889] loop3: rw=0, sector=87880, nr_sectors = 8 limit=40427 [ 257.767825][ T6889] syz.3.33: attempt to access beyond end of device [ 257.767825][ T6889] loop3: rw=0, sector=87888, nr_sectors = 8 limit=40427 [ 257.768485][ T6889] syz.3.33: attempt to access beyond end of device [ 257.768485][ T6889] loop3: rw=0, sector=87896, nr_sectors = 8 limit=40427 [ 258.883336][ T6130] Bluetooth: hci4: command tx timeout [ 262.763133][ T6889] bio_check_eod: 315053 callbacks suppressed [ 262.764255][ T6889] syz.3.33: attempt to access beyond end of device [ 262.764255][ T6889] loop3: rw=0, sector=87512, nr_sectors = 8 limit=40427 [ 262.766499][ T6889] syz.3.33: attempt to access beyond end of device [ 262.766499][ T6889] loop3: rw=0, sector=87520, nr_sectors = 8 limit=40427 [ 262.768647][ T6889] syz.3.33: attempt to access beyond end of device [ 262.768647][ T6889] loop3: rw=0, sector=87528, nr_sectors = 8 limit=40427 [ 262.770827][ T6889] syz.3.33: attempt to access beyond end of device [ 262.770827][ T6889] loop3: rw=0, sector=87536, nr_sectors = 8 limit=40427 [ 262.771520][ T6801] syz.1.26: attempt to access beyond end of device [ 262.771520][ T6801] loop1: rw=0, sector=89496, nr_sectors = 8 limit=40427 [ 262.771562][ T6801] syz.1.26: attempt to access beyond end of device [ 262.771562][ T6801] loop1: rw=0, sector=89504, nr_sectors = 8 limit=40427 [ 262.771588][ T6801] syz.1.26: attempt to access beyond end of device [ 262.771588][ T6801] loop1: rw=0, sector=89512, nr_sectors = 8 limit=40427 [ 262.771617][ T6801] syz.1.26: attempt to access beyond end of device [ 262.771617][ T6801] loop1: rw=0, sector=89520, nr_sectors = 8 limit=40427 [ 262.771641][ T6801] syz.1.26: attempt to access beyond end of device [ 262.771641][ T6801] loop1: rw=0, sector=89528, nr_sectors = 8 limit=40427 [ 262.771664][ T6801] syz.1.26: attempt to access beyond end of device [ 262.771664][ T6801] loop1: rw=0, sector=89536, nr_sectors = 8 limit=40427 [ 267.772792][ T6849] bio_check_eod: 316564 callbacks suppressed [ 267.773601][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773601][ T6849] loop2: rw=0, sector=88568, nr_sectors = 8 limit=40427 [ 267.773639][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773639][ T6849] loop2: rw=0, sector=88576, nr_sectors = 8 limit=40427 [ 267.773664][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773664][ T6849] loop2: rw=0, sector=88584, nr_sectors = 8 limit=40427 [ 267.773687][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773687][ T6849] loop2: rw=0, sector=88592, nr_sectors = 8 limit=40427 [ 267.773711][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773711][ T6849] loop2: rw=0, sector=88600, nr_sectors = 8 limit=40427 [ 267.773740][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773740][ T6849] loop2: rw=0, sector=88608, nr_sectors = 8 limit=40427 [ 267.773766][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773766][ T6849] loop2: rw=0, sector=88616, nr_sectors = 8 limit=40427 [ 267.773789][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773789][ T6849] loop2: rw=0, sector=88624, nr_sectors = 8 limit=40427 [ 267.773811][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773811][ T6849] loop2: rw=0, sector=88632, nr_sectors = 8 limit=40427 [ 267.773833][ T6849] syz.2.30: attempt to access beyond end of device [ 267.773833][ T6849] loop2: rw=0, sector=88640, nr_sectors = 8 limit=40427 [ 272.763102][ T6599] Bluetooth: hci5: unexpected cc 0x0c03 length: 249 > 1 [ 272.765577][ T6599] Bluetooth: hci5: unexpected cc 0x1003 length: 249 > 9 [ 272.769066][ T6599] Bluetooth: hci5: unexpected cc 0x1001 length: 249 > 9 [ 272.782821][ T6849] bio_check_eod: 311813 callbacks suppressed [ 272.783852][ T6849] syz.2.30: attempt to access beyond end of device [ 272.783852][ T6849] loop2: rw=0, sector=86080, nr_sectors = 8 limit=40427 [ 272.785918][ T6849] syz.2.30: attempt to access beyond end of device [ 272.785918][ T6849] loop2: rw=0, sector=86088, nr_sectors = 8 limit=40427 [ 272.786849][ T6889] syz.3.33: attempt to access beyond end of device [ 272.786849][ T6889] loop3: rw=524288, sector=87328, nr_sectors = 8 limit=40427 [ 272.786930][ T6889] syz.3.33: attempt to access beyond end of device [ 272.786930][ T6889] loop3: rw=524288, sector=87336, nr_sectors = 8 limit=40427 [ 272.786970][ T6889] syz.3.33: attempt to access beyond end of device [ 272.786970][ T6889] loop3: rw=524288, sector=87344, nr_sectors = 8 limit=40427 [ 272.787002][ T6889] syz.3.33: attempt to access beyond end of device [ 272.787002][ T6889] loop3: rw=524288, sector=87352, nr_sectors = 8 limit=40427 [ 272.787031][ T6889] syz.3.33: attempt to access beyond end of device [ 272.787031][ T6889] loop3: rw=524288, sector=87360, nr_sectors = 8 limit=40427 [ 272.787057][ T6889] syz.3.33: attempt to access beyond end of device [ 272.787057][ T6889] loop3: rw=524288, sector=87368, nr_sectors = 8 limit=40427 [ 272.787081][ T6889] syz.3.33: attempt to access beyond end of device [ 272.787081][ T6889] loop3: rw=524288, sector=87376, nr_sectors = 8 limit=40427 [ 272.787108][ T6889] syz.3.33: attempt to access beyond end of device [ 272.787108][ T6889] loop3: rw=524288, sector=87384, nr_sectors = 8 limit=40427 [ 272.788225][ T6599] Bluetooth: hci5: unexpected cc 0x0c23 length: 249 > 4 [ 272.792378][ T6599] Bluetooth: hci5: unexpected cc 0x0c38 length: 249 > 2 [ 273.076179][ T6967] chnl_net:caif_netlink_parms(): no params data found [ 273.331964][ T6967] bridge0: port 1(bridge_slave_0) entered blocking state [ 273.332036][ T6967] bridge0: port 1(bridge_slave_0) entered disabled state [ 273.332120][ T6967] bridge_slave_0: entered allmulticast mode [ 273.332563][ T6967] bridge_slave_0: entered promiscuous mode [ 273.418783][ T6967] bridge0: port 2(bridge_slave_1) entered blocking state [ 273.421365][ T6967] bridge0: port 2(bridge_slave_1) entered disabled state [ 273.421468][ T6967] bridge_slave_1: entered allmulticast mode [ 273.421927][ T6967] bridge_slave_1: entered promiscuous mode [ 273.604699][ T6967] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 273.605770][ T6967] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 273.684242][ T6967] team0: Port device team_slave_0 added [ 273.684994][ T6967] team0: Port device team_slave_1 added [ 273.728615][ T6967] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 273.729330][ T6967] 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. [ 273.730009][ T6967] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 273.730752][ T6967] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 273.730765][ T6967] 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. [ 273.730782][ T6967] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 273.784601][ T6967] hsr_slave_0: entered promiscuous mode [ 273.784922][ T6967] hsr_slave_1: entered promiscuous mode [ 273.785110][ T6967] debugfs: 'hsr0' already exists in 'hsr' [ 273.785122][ T6967] Cannot create hsr debugfs directory [ 274.063961][ T6967] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 274.146092][ T6967] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 274.182442][ T6967] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 274.205309][ T6967] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 274.350695][ T6967] 8021q: adding VLAN 0 to HW filter on device bond0 [ 274.385724][ T6967] 8021q: adding VLAN 0 to HW filter on device team0 [ 274.390889][ T42] bridge0: port 1(bridge_slave_0) entered blocking state [ 274.390928][ T42] bridge0: port 1(bridge_slave_0) entered forwarding state [ 274.393849][ T42] bridge0: port 2(bridge_slave_1) entered blocking state [ 274.393881][ T42] bridge0: port 2(bridge_slave_1) entered forwarding state [ 274.635222][ T6967] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 274.888577][ T6599] Bluetooth: hci5: command tx timeout [ 274.984188][ T6967] veth0_vlan: entered promiscuous mode [ 274.988524][ T6967] veth1_vlan: entered promiscuous mode [ 275.007409][ T6967] veth0_macvtap: entered promiscuous mode [ 275.009553][ T6967] veth1_macvtap: entered promiscuous mode [ 275.021078][ T6967] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 275.036600][ T6967] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 275.062009][ T6977] netdevsim netdevsim5 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 275.062067][ T6977] netdevsim netdevsim5 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 275.062089][ T6977] netdevsim netdevsim5 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 275.062108][ T6977] netdevsim netdevsim5 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 275.148373][ T2048] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 275.148403][ T2048] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 275.185460][ T12] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 275.185485][ T12] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:04:35 executed programs: 25 [ 275.498907][ T6956] F2FS-fs (loop4): f2fs_pin_file_control: Enable GC = ino a after 800 GC trials [ 275.715606][ T6999] loop5: detected capacity change from 0 to 40427 [ 275.738770][ T6999] F2FS-fs (loop5): build fault injection rate: 771 [ 275.739934][ T6999] F2FS-fs (loop5): invalid crc value [ 275.826037][ T6999] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 275.846596][ T6999] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 276.006054][ T6967] CPU: 0 UID: 0 PID: 6967 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 276.006077][ T6967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 276.006083][ T6967] Call trace: [ 276.006086][ T6967] show_stack+0x2c/0x3c (C) [ 276.006109][ T6967] __dump_stack+0x30/0x40 [ 276.006119][ T6967] dump_stack_lvl+0xd8/0x12c [ 276.006126][ T6967] dump_stack+0x1c/0x28 [ 276.006132][ T6967] f2fs_handle_critical_error+0x34c/0x4b8 [ 276.006140][ T6967] f2fs_stop_checkpoint+0x5c/0x70 [ 276.006145][ T6967] f2fs_write_end_io+0x768/0xa70 [ 276.006152][ T6967] bio_endio+0x858/0x894 [ 276.006159][ T6967] submit_bio_noacct+0x158/0x177c [ 276.006165][ T6967] submit_bio+0x3b4/0x550 [ 276.006170][ T6967] f2fs_submit_write_bio+0x13c/0x324 [ 276.006176][ T6967] __submit_merged_bio+0x254/0x704 [ 276.006182][ T6967] __submit_merged_write_cond+0x23c/0x4ac [ 276.006188][ T6967] f2fs_write_data_pages+0x1d28/0x2634 [ 276.006194][ T6967] do_writepages+0x270/0x468 [ 276.006201][ T6967] filemap_fdatawrite+0x14c/0x1f4 [ 276.006208][ T6967] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 276.006213][ T6967] f2fs_write_checkpoint+0x690/0x16a0 [ 276.006219][ T6967] kill_f2fs_super+0x21c/0x584 [ 276.006225][ T6967] deactivate_locked_super+0xc4/0x12c [ 276.006231][ T6967] deactivate_super+0xe0/0x100 [ 276.006235][ T6967] cleanup_mnt+0x31c/0x3ac [ 276.006241][ T6967] __cleanup_mnt+0x20/0x30 [ 276.006245][ T6967] task_work_run+0x1dc/0x260 [ 276.006252][ T6967] exit_to_user_mode_loop+0xfc/0x168 [ 276.006258][ T6967] el0_svc+0x170/0x254 [ 276.006266][ T6967] el0t_64_sync_handler+0x84/0x12c [ 276.006273][ T6967] el0t_64_sync+0x198/0x19c [ 276.006299][ T6967] F2FS-fs (loop5): Stopped filesystem due to reason: 3 [ 276.758788][ T7005] loop5: detected capacity change from 0 to 40427 [ 276.759541][ T7005] F2FS-fs (loop5): build fault injection rate: 771 [ 276.760491][ T7005] F2FS-fs (loop5): invalid crc value [ 276.806921][ T7005] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 276.814665][ T7005] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 276.964481][ T6599] Bluetooth: hci5: command tx timeout [ 277.054752][ T6967] CPU: 0 UID: 0 PID: 6967 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 277.054770][ T6967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 277.054775][ T6967] Call trace: [ 277.054779][ T6967] show_stack+0x2c/0x3c (C) [ 277.054796][ T6967] __dump_stack+0x30/0x40 [ 277.054807][ T6967] dump_stack_lvl+0xd8/0x12c [ 277.054814][ T6967] dump_stack+0x1c/0x28 [ 277.054819][ T6967] f2fs_handle_critical_error+0x34c/0x4b8 [ 277.054828][ T6967] f2fs_stop_checkpoint+0x5c/0x70 [ 277.054833][ T6967] f2fs_write_end_io+0x768/0xa70 [ 277.054840][ T6967] bio_endio+0x858/0x894 [ 277.054848][ T6967] submit_bio_noacct+0x158/0x177c [ 277.054853][ T6967] submit_bio+0x3b4/0x550 [ 277.054859][ T6967] f2fs_submit_write_bio+0x13c/0x324 [ 277.054865][ T6967] __submit_merged_bio+0x254/0x704 [ 277.054871][ T6967] __submit_merged_write_cond+0x23c/0x4ac [ 277.054877][ T6967] f2fs_write_data_pages+0x1d28/0x2634 [ 277.054883][ T6967] do_writepages+0x270/0x468 [ 277.054891][ T6967] filemap_fdatawrite+0x14c/0x1f4 [ 277.054898][ T6967] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 277.054903][ T6967] f2fs_write_checkpoint+0x690/0x16a0 [ 277.054908][ T6967] kill_f2fs_super+0x21c/0x584 [ 277.054914][ T6967] deactivate_locked_super+0xc4/0x12c [ 277.054920][ T6967] deactivate_super+0xe0/0x100 [ 277.054925][ T6967] cleanup_mnt+0x31c/0x3ac [ 277.054930][ T6967] __cleanup_mnt+0x20/0x30 [ 277.054935][ T6967] task_work_run+0x1dc/0x260 [ 277.054941][ T6967] exit_to_user_mode_loop+0xfc/0x168 [ 277.054948][ T6967] el0_svc+0x170/0x254 [ 277.054956][ T6967] el0t_64_sync_handler+0x84/0x12c [ 277.054962][ T6967] el0t_64_sync+0x198/0x19c [ 277.054988][ T6967] F2FS-fs (loop5): Stopped filesystem due to reason: 3 [ 277.715386][ T7011] loop5: detected capacity change from 0 to 40427 [ 277.722368][ T7011] F2FS-fs (loop5): build fault injection rate: 771 [ 277.775866][ T7011] F2FS-fs (loop5): invalid crc value [ 277.792811][ T6956] bio_check_eod: 282726 callbacks suppressed [ 277.793808][ T6956] syz.4.39: attempt to access beyond end of device [ 277.793808][ T6956] loop4: rw=524288, sector=88264, nr_sectors = 8 limit=40427 [ 277.796128][ T6956] syz.4.39: attempt to access beyond end of device [ 277.796128][ T6956] loop4: rw=524288, sector=88272, nr_sectors = 8 limit=40427 [ 277.798438][ T6956] syz.4.39: attempt to access beyond end of device [ 277.798438][ T6956] loop4: rw=524288, sector=88280, nr_sectors = 8 limit=40427 [ 277.800518][ T6956] syz.4.39: attempt to access beyond end of device [ 277.800518][ T6956] loop4: rw=524288, sector=88288, nr_sectors = 8 limit=40427 [ 277.802579][ T6956] syz.4.39: attempt to access beyond end of device [ 277.802579][ T6956] loop4: rw=524288, sector=88296, nr_sectors = 8 limit=40427 [ 277.807443][ T6956] syz.4.39: attempt to access beyond end of device [ 277.807443][ T6956] loop4: rw=524288, sector=88304, nr_sectors = 8 limit=40427 [ 277.809655][ T6956] syz.4.39: attempt to access beyond end of device [ 277.809655][ T6956] loop4: rw=524288, sector=88312, nr_sectors = 8 limit=40427 [ 277.811812][ T6956] syz.4.39: attempt to access beyond end of device [ 277.811812][ T6956] loop4: rw=524288, sector=88320, nr_sectors = 8 limit=40427 [ 277.812173][ T6801] syz.1.26: attempt to access beyond end of device [ 277.812173][ T6801] loop1: rw=524288, sector=89664, nr_sectors = 8 limit=40427 [ 277.812223][ T6801] syz.1.26: attempt to access beyond end of device [ 277.812223][ T6801] loop1: rw=524288, sector=89672, nr_sectors = 8 limit=40427 [ 277.848684][ T7011] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 277.879238][ T7011] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 278.166621][ T6967] CPU: 1 UID: 0 PID: 6967 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 278.166642][ T6967] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 278.166647][ T6967] Call trace: [ 278.166650][ T6967] show_stack+0x2c/0x3c (C) [ 278.166666][ T6967] __dump_stack+0x30/0x40 [ 278.166678][ T6967] dump_stack_lvl+0xd8/0x12c [ 278.166686][ T6967] dump_stack+0x1c/0x28 [ 278.166692][ T6967] f2fs_handle_critical_error+0x34c/0x4b8 [ 278.166700][ T6967] f2fs_stop_checkpoint+0x5c/0x70 [ 278.166705][ T6967] f2fs_write_end_io+0x768/0xa70 [ 278.166712][ T6967] bio_endio+0x858/0x894 [ 278.166720][ T6967] submit_bio_noacct+0x158/0x177c [ 278.166725][ T6967] submit_bio+0x3b4/0x550 [ 278.166731][ T6967] f2fs_submit_write_bio+0x13c/0x324 [ 278.166737][ T6967] __submit_merged_bio+0x254/0x704 [ 278.166743][ T6967] __submit_merged_write_cond+0x23c/0x4ac [ 278.166749][ T6967] f2fs_write_data_pages+0x1d28/0x2634 [ 278.166755][ T6967] do_writepages+0x270/0x468 [ 278.166763][ T6967] filemap_fdatawrite+0x14c/0x1f4 [ 278.166770][ T6967] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 278.166775][ T6967] f2fs_write_checkpoint+0x690/0x16a0 [ 278.166781][ T6967] kill_f2fs_super+0x21c/0x584 [ 278.166787][ T6967] deactivate_locked_super+0xc4/0x12c [ 278.166793][ T6967] deactivate_super+0xe0/0x100 [ 278.166797][ T6967] cleanup_mnt+0x31c/0x3ac [ 278.166803][ T6967] __cleanup_mnt+0x20/0x30 [ 278.166808][ T6967] task_work_run+0x1dc/0x260 [ 278.166814][ T6967] exit_to_user_mode_loop+0xfc/0x168 [ 278.166821][ T6967] el0_svc+0x170/0x254 [ 278.166829][ T6967] el0t_64_sync_handler+0x84/0x12c [ 278.166836][ T6967] el0t_64_sync+0x198/0x19c [ 278.166864][ T6967] F2FS-fs (loop5): Stopped filesystem due to reason: 3 [ 278.727887][ T7017] loop5: detected capacity change from 0 to 40427 [ 278.729812][ T7017] F2FS-fs (loop5): build fault injection rate: 771 [ 278.736160][ T7017] F2FS-fs (loop5): invalid crc value [ 278.749924][ T7017] F2FS-fs (loop5): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 278.750389][ T7017] F2FS-fs (loop5): Mounted with checkpoint version = 48b305e5 [ 279.052960][ T6599] Bluetooth: hci5: command tx timeout [ 281.123027][ T6599] Bluetooth: hci5: command tx timeout [ 282.812881][ T6889] bio_check_eod: 313627 callbacks suppressed [ 282.813758][ T6889] syz.3.33: attempt to access beyond end of device [ 282.813758][ T6889] loop3: rw=524288, sector=87096, nr_sectors = 8 limit=40427 [ 282.814578][ T6889] syz.3.33: attempt to access beyond end of device [ 282.814578][ T6889] loop3: rw=524288, sector=87104, nr_sectors = 8 limit=40427 [ 282.815346][ T6889] syz.3.33: attempt to access beyond end of device [ 282.815346][ T6889] loop3: rw=524288, sector=87112, nr_sectors = 8 limit=40427 [ 282.816078][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816078][ T6889] loop3: rw=524288, sector=87120, nr_sectors = 8 limit=40427 [ 282.816866][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816866][ T6889] loop3: rw=524288, sector=87128, nr_sectors = 8 limit=40427 [ 282.816890][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816890][ T6889] loop3: rw=524288, sector=87136, nr_sectors = 8 limit=40427 [ 282.816914][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816914][ T6889] loop3: rw=524288, sector=87144, nr_sectors = 8 limit=40427 [ 282.816937][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816937][ T6889] loop3: rw=524288, sector=87152, nr_sectors = 8 limit=40427 [ 282.816960][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816960][ T6889] loop3: rw=524288, sector=87160, nr_sectors = 8 limit=40427 [ 282.816982][ T6889] syz.3.33: attempt to access beyond end of device [ 282.816982][ T6889] loop3: rw=524288, sector=87168, nr_sectors = 8 limit=40427 [ 287.822921][ T6773] bio_check_eod: 326074 callbacks suppressed [ 287.823670][ T6773] syz.0.25: attempt to access beyond end of device [ 287.823670][ T6773] loop0: rw=524288, sector=88944, nr_sectors = 8 limit=40427 [ 287.824413][ T6773] syz.0.25: attempt to access beyond end of device [ 287.824413][ T6773] loop0: rw=524288, sector=88952, nr_sectors = 8 limit=40427 [ 287.825156][ T6773] syz.0.25: attempt to access beyond end of device [ 287.825156][ T6773] loop0: rw=524288, sector=88960, nr_sectors = 8 limit=40427 [ 287.825877][ T6773] syz.0.25: attempt to access beyond end of device [ 287.825877][ T6773] loop0: rw=524288, sector=88968, nr_sectors = 8 limit=40427 [ 287.826535][ T6773] syz.0.25: attempt to access beyond end of device [ 287.826535][ T6773] loop0: rw=524288, sector=88976, nr_sectors = 8 limit=40427 [ 287.826560][ T6773] syz.0.25: attempt to access beyond end of device [ 287.826560][ T6773] loop0: rw=524288, sector=88984, nr_sectors = 8 limit=40427 [ 287.826583][ T6773] syz.0.25: attempt to access beyond end of device [ 287.826583][ T6773] loop0: rw=524288, sector=88992, nr_sectors = 8 limit=40427 [ 287.826606][ T6773] syz.0.25: attempt to access beyond end of device [ 287.826606][ T6773] loop0: rw=524288, sector=89000, nr_sectors = 8 limit=40427 [ 287.826629][ T6773] syz.0.25: attempt to access beyond end of device [ 287.826629][ T6773] loop0: rw=524288, sector=89008, nr_sectors = 8 limit=40427 [ 287.826651][ T6773] syz.0.25: attempt to access beyond end of device [ 287.826651][ T6773] loop0: rw=524288, sector=89016, nr_sectors = 8 limit=40427 [ 292.837844][ T6849] bio_check_eod: 327981 callbacks suppressed [ 292.842399][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842399][ T6773] loop0: rw=0, sector=86784, nr_sectors = 8 limit=40427 [ 292.842483][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842483][ T6773] loop0: rw=0, sector=86792, nr_sectors = 8 limit=40427 [ 292.842512][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842512][ T6773] loop0: rw=0, sector=86800, nr_sectors = 8 limit=40427 [ 292.842542][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842542][ T6773] loop0: rw=0, sector=86808, nr_sectors = 8 limit=40427 [ 292.842567][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842567][ T6773] loop0: rw=0, sector=86816, nr_sectors = 8 limit=40427 [ 292.842591][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842591][ T6773] loop0: rw=0, sector=86824, nr_sectors = 8 limit=40427 [ 292.842614][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842614][ T6773] loop0: rw=0, sector=86832, nr_sectors = 8 limit=40427 [ 292.842642][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842642][ T6773] loop0: rw=0, sector=86840, nr_sectors = 8 limit=40427 [ 292.842664][ T6773] syz.0.25: attempt to access beyond end of device [ 292.842664][ T6773] loop0: rw=0, sector=86848, nr_sectors = 8 limit=40427 [ 292.870324][ T6849] syz.2.30: attempt to access beyond end of device [ 292.870324][ T6849] loop2: rw=0, sector=89872, nr_sectors = 8 limit=40427 [ 295.042218][ T6130] Bluetooth: hci6: unexpected cc 0x0c03 length: 249 > 1 [ 295.045516][ T6130] Bluetooth: hci6: unexpected cc 0x1003 length: 249 > 9 [ 295.046977][ T6130] Bluetooth: hci6: unexpected cc 0x1001 length: 249 > 9 [ 295.049023][ T6130] Bluetooth: hci6: unexpected cc 0x0c23 length: 249 > 4 [ 295.050627][ T6130] Bluetooth: hci6: unexpected cc 0x0c38 length: 249 > 2 [ 295.451301][ T7023] chnl_net:caif_netlink_parms(): no params data found [ 295.706853][ T7023] bridge0: port 1(bridge_slave_0) entered blocking state [ 295.708839][ T7023] bridge0: port 1(bridge_slave_0) entered disabled state [ 295.709779][ T7023] bridge_slave_0: entered allmulticast mode [ 295.723122][ T7023] bridge_slave_0: entered promiscuous mode [ 295.724964][ T7023] bridge0: port 2(bridge_slave_1) entered blocking state [ 295.726514][ T7023] bridge0: port 2(bridge_slave_1) entered disabled state [ 295.728031][ T7023] bridge_slave_1: entered allmulticast mode [ 295.762944][ T7023] bridge_slave_1: entered promiscuous mode [ 295.888827][ T7023] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 295.889790][ T7023] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 295.968589][ T7023] team0: Port device team_slave_0 added [ 295.969373][ T7023] team0: Port device team_slave_1 added [ 296.026313][ T7023] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 296.042825][ T7023] 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. [ 296.042870][ T7023] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 296.043637][ T7023] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 296.043644][ T7023] 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. [ 296.043658][ T7023] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 296.256420][ T7023] hsr_slave_0: entered promiscuous mode [ 296.262234][ T7023] hsr_slave_1: entered promiscuous mode [ 296.265062][ T7023] debugfs: 'hsr0' already exists in 'hsr' [ 296.265074][ T7023] Cannot create hsr debugfs directory [ 296.744189][ T7023] netdevsim netdevsim6 netdevsim0: renamed from eth0 [ 296.745566][ T7023] netdevsim netdevsim6 netdevsim1: renamed from eth1 [ 296.746498][ T7023] netdevsim netdevsim6 netdevsim2: renamed from eth2 [ 296.761282][ T7023] netdevsim netdevsim6 netdevsim3: renamed from eth3 [ 296.919562][ T7023] 8021q: adding VLAN 0 to HW filter on device bond0 [ 296.936076][ T7023] 8021q: adding VLAN 0 to HW filter on device team0 [ 296.965298][ T2048] bridge0: port 1(bridge_slave_0) entered blocking state [ 296.965343][ T2048] bridge0: port 1(bridge_slave_0) entered forwarding state [ 296.965895][ T2048] bridge0: port 2(bridge_slave_1) entered blocking state [ 296.965916][ T2048] bridge0: port 2(bridge_slave_1) entered forwarding state [ 296.980012][ T7023] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 297.037184][ T7023] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 297.123349][ T6130] Bluetooth: hci6: command tx timeout [ 297.267042][ T7023] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 297.686231][ T7023] veth0_vlan: entered promiscuous mode [ 297.687819][ T7023] veth1_vlan: entered promiscuous mode [ 297.720792][ T7023] veth0_macvtap: entered promiscuous mode [ 297.721737][ T7023] veth1_macvtap: entered promiscuous mode [ 297.759663][ T7023] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 297.784662][ T7023] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 297.785986][ T12] netdevsim netdevsim6 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 297.786452][ T12] netdevsim netdevsim6 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 297.787183][ T12] netdevsim netdevsim6 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 297.787212][ T12] netdevsim netdevsim6 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 297.849791][ T6849] bio_check_eod: 273034 callbacks suppressed [ 297.850861][ T6849] syz.2.30: attempt to access beyond end of device [ 297.850861][ T6849] loop2: rw=524288, sector=88656, nr_sectors = 8 limit=40427 [ 297.852854][ T6773] syz.0.25: attempt to access beyond end of device [ 297.852854][ T6773] loop0: rw=0, sector=86496, nr_sectors = 8 limit=40427 [ 297.852896][ T6773] syz.0.25: attempt to access beyond end of device [ 297.852896][ T6773] loop0: rw=0, sector=86504, nr_sectors = 8 limit=40427 [ 297.852922][ T6773] syz.0.25: attempt to access beyond end of device [ 297.852922][ T6773] loop0: rw=0, sector=86512, nr_sectors = 8 limit=40427 [ 297.852948][ T6773] syz.0.25: attempt to access beyond end of device [ 297.852948][ T6773] loop0: rw=0, sector=86520, nr_sectors = 8 limit=40427 [ 297.852972][ T6773] syz.0.25: attempt to access beyond end of device [ 297.852972][ T6773] loop0: rw=0, sector=86528, nr_sectors = 8 limit=40427 [ 297.852994][ T6773] syz.0.25: attempt to access beyond end of device [ 297.852994][ T6773] loop0: rw=0, sector=86536, nr_sectors = 8 limit=40427 [ 297.853016][ T6773] syz.0.25: attempt to access beyond end of device [ 297.853016][ T6773] loop0: rw=0, sector=86544, nr_sectors = 8 limit=40427 [ 297.853038][ T6773] syz.0.25: attempt to access beyond end of device [ 297.853038][ T6773] loop0: rw=0, sector=86552, nr_sectors = 8 limit=40427 [ 297.853062][ T6773] syz.0.25: attempt to access beyond end of device [ 297.853062][ T6773] loop0: rw=0, sector=86560, nr_sectors = 8 limit=40427 [ 297.978791][ T6977] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 297.980143][ T6977] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 298.060559][ T6977] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 298.060596][ T6977] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:04:58 executed programs: 29 [ 298.785150][ T7055] loop6: detected capacity change from 0 to 40427 [ 298.793060][ T7055] F2FS-fs (loop6): build fault injection rate: 771 [ 298.808651][ T7055] F2FS-fs (loop6): invalid crc value [ 298.914629][ T7055] F2FS-fs (loop6): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 298.943089][ T7055] F2FS-fs (loop6): Mounted with checkpoint version = 48b305e5 [ 299.222930][ T6130] Bluetooth: hci6: command tx timeout [ 299.285421][ T7017] F2FS-fs (loop5): f2fs_pin_file_control: Enable GC = ino a after 800 GC trials [ 301.284397][ T6599] Bluetooth: hci6: command tx timeout [ 302.106305][ T6599] Bluetooth: hci0: command 0x0406 tx timeout [ 302.858562][ T6773] bio_check_eod: 311641 callbacks suppressed [ 302.858622][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858622][ T6773] loop0: rw=524288, sector=86184, nr_sectors = 8 limit=40427 [ 302.858675][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858675][ T6773] loop0: rw=524288, sector=86192, nr_sectors = 8 limit=40427 [ 302.858716][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858716][ T6773] loop0: rw=524288, sector=86200, nr_sectors = 8 limit=40427 [ 302.858749][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858749][ T6773] loop0: rw=524288, sector=86208, nr_sectors = 8 limit=40427 [ 302.858780][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858780][ T6773] loop0: rw=524288, sector=86216, nr_sectors = 8 limit=40427 [ 302.858808][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858808][ T6773] loop0: rw=524288, sector=86224, nr_sectors = 8 limit=40427 [ 302.858835][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858835][ T6773] loop0: rw=524288, sector=86232, nr_sectors = 8 limit=40427 [ 302.858862][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858862][ T6773] loop0: rw=524288, sector=86240, nr_sectors = 8 limit=40427 [ 302.858887][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858887][ T6773] loop0: rw=524288, sector=86248, nr_sectors = 8 limit=40427 [ 302.858913][ T6773] syz.0.25: attempt to access beyond end of device [ 302.858913][ T6773] loop0: rw=524288, sector=86256, nr_sectors = 8 limit=40427 [ 303.372816][ T6130] Bluetooth: hci6: command tx timeout [ 307.862789][ T6849] bio_check_eod: 329007 callbacks suppressed [ 307.862827][ T6849] syz.2.30: attempt to access beyond end of device [ 307.862827][ T6849] loop2: rw=524288, sector=88976, nr_sectors = 8 limit=40427 [ 307.862867][ T7017] syz.5.43: attempt to access beyond end of device [ 307.862867][ T7017] loop5: rw=524288, sector=86960, nr_sectors = 8 limit=40427 [ 307.862874][ T6849] syz.2.30: attempt to access beyond end of device [ 307.862874][ T6849] loop2: rw=524288, sector=88984, nr_sectors = 8 limit=40427 [ 307.862909][ T6849] syz.2.30: attempt to access beyond end of device [ 307.862909][ T6849] loop2: rw=524288, sector=88992, nr_sectors = 8 limit=40427 [ 307.862927][ T7017] syz.5.43: attempt to access beyond end of device [ 307.862927][ T7017] loop5: rw=524288, sector=86968, nr_sectors = 8 limit=40427 [ 307.862947][ T6849] syz.2.30: attempt to access beyond end of device [ 307.862947][ T6849] loop2: rw=524288, sector=89000, nr_sectors = 8 limit=40427 [ 307.862973][ T7017] syz.5.43: attempt to access beyond end of device [ 307.862973][ T7017] loop5: rw=524288, sector=86976, nr_sectors = 8 limit=40427 [ 307.862978][ T6849] syz.2.30: attempt to access beyond end of device [ 307.862978][ T6849] loop2: rw=524288, sector=89008, nr_sectors = 8 limit=40427 [ 307.863003][ T6849] syz.2.30: attempt to access beyond end of device [ 307.863003][ T6849] loop2: rw=524288, sector=89016, nr_sectors = 8 limit=40427 [ 307.863015][ T7017] syz.5.43: attempt to access beyond end of device [ 307.863015][ T7017] loop5: rw=524288, sector=86984, nr_sectors = 8 limit=40427 [ 310.244568][ T2415] ieee802154 phy0 wpan0: encryption failed: -22 [ 310.244610][ T2415] ieee802154 phy1 wpan1: encryption failed: -22 [ 312.877327][ T6773] bio_check_eod: 329899 callbacks suppressed [ 312.877393][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877393][ T6773] loop0: rw=524288, sector=89568, nr_sectors = 8 limit=40427 [ 312.877448][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877448][ T6773] loop0: rw=524288, sector=89576, nr_sectors = 8 limit=40427 [ 312.877478][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877478][ T6773] loop0: rw=524288, sector=89584, nr_sectors = 8 limit=40427 [ 312.877504][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877504][ T6773] loop0: rw=524288, sector=89592, nr_sectors = 8 limit=40427 [ 312.877529][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877529][ T6773] loop0: rw=524288, sector=89600, nr_sectors = 8 limit=40427 [ 312.877553][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877553][ T6773] loop0: rw=524288, sector=89608, nr_sectors = 8 limit=40427 [ 312.877582][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877582][ T6773] loop0: rw=524288, sector=89616, nr_sectors = 8 limit=40427 [ 312.877605][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877605][ T6773] loop0: rw=524288, sector=89624, nr_sectors = 8 limit=40427 [ 312.877628][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877628][ T6773] loop0: rw=524288, sector=89632, nr_sectors = 8 limit=40427 [ 312.877650][ T6773] syz.0.25: attempt to access beyond end of device [ 312.877650][ T6773] loop0: rw=524288, sector=89640, nr_sectors = 8 limit=40427 [ 315.197208][ T6599] Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1 [ 315.219299][ T6599] Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9 [ 315.222208][ T6599] Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9 [ 315.243057][ T6599] Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4 [ 315.252973][ T6599] Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2 [ 315.824502][ T7062] chnl_net:caif_netlink_parms(): no params data found [ 316.492297][ T7062] bridge0: port 1(bridge_slave_0) entered blocking state [ 316.524993][ T7062] bridge0: port 1(bridge_slave_0) entered disabled state [ 316.525459][ T7062] bridge_slave_0: entered allmulticast mode [ 316.528697][ T7062] bridge_slave_0: entered promiscuous mode [ 316.553894][ T7062] bridge0: port 2(bridge_slave_1) entered blocking state [ 316.562915][ T7062] bridge0: port 2(bridge_slave_1) entered disabled state [ 316.563102][ T7062] bridge_slave_1: entered allmulticast mode [ 316.563581][ T7062] bridge_slave_1: entered promiscuous mode [ 316.831281][ T7062] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 316.849637][ T7062] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 317.135432][ T7062] team0: Port device team_slave_0 added [ 317.136278][ T7062] team0: Port device team_slave_1 added [ 317.219889][ T7062] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 317.219920][ T7062] 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. [ 317.219933][ T7062] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 317.220473][ T7062] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 317.220480][ T7062] 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. [ 317.220493][ T7062] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 317.362845][ T6599] Bluetooth: hci7: command tx timeout [ 317.431884][ T7062] hsr_slave_0: entered promiscuous mode [ 317.438317][ T7062] hsr_slave_1: entered promiscuous mode [ 317.438760][ T7062] debugfs: 'hsr0' already exists in 'hsr' [ 317.438771][ T7062] Cannot create hsr debugfs directory [ 317.882938][ T6773] bio_check_eod: 290049 callbacks suppressed [ 317.882963][ T6849] syz.2.30: attempt to access beyond end of device [ 317.882963][ T6849] loop2: rw=524288, sector=89184, nr_sectors = 8 limit=40427 [ 317.883758][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883758][ T6849] loop2: rw=524288, sector=89192, nr_sectors = 8 limit=40427 [ 317.883791][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883791][ T6849] loop2: rw=524288, sector=89200, nr_sectors = 8 limit=40427 [ 317.883817][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883817][ T6849] loop2: rw=524288, sector=89208, nr_sectors = 8 limit=40427 [ 317.883846][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883846][ T6849] loop2: rw=524288, sector=89216, nr_sectors = 8 limit=40427 [ 317.883871][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883871][ T6849] loop2: rw=524288, sector=89224, nr_sectors = 8 limit=40427 [ 317.883894][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883894][ T6849] loop2: rw=524288, sector=89232, nr_sectors = 8 limit=40427 [ 317.883917][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883917][ T6849] loop2: rw=524288, sector=89240, nr_sectors = 8 limit=40427 [ 317.883939][ T6849] syz.2.30: attempt to access beyond end of device [ 317.883939][ T6849] loop2: rw=524288, sector=89248, nr_sectors = 8 limit=40427 [ 317.917988][ T6773] syz.0.25: attempt to access beyond end of device [ 317.917988][ T6773] loop0: rw=0, sector=89904, nr_sectors = 8 limit=40427 [ 318.200422][ T7062] netdevsim netdevsim7 netdevsim0: renamed from eth0 [ 318.247673][ T7062] netdevsim netdevsim7 netdevsim1: renamed from eth1 [ 318.364476][ T7062] netdevsim netdevsim7 netdevsim2: renamed from eth2 [ 318.510484][ T7062] netdevsim netdevsim7 netdevsim3: renamed from eth3 [ 318.769220][ T7062] 8021q: adding VLAN 0 to HW filter on device bond0 [ 318.868559][ T7062] 8021q: adding VLAN 0 to HW filter on device team0 [ 318.877442][ T6997] bridge0: port 1(bridge_slave_0) entered blocking state [ 318.877482][ T6997] bridge0: port 1(bridge_slave_0) entered forwarding state [ 318.884815][ T2087] bridge0: port 2(bridge_slave_1) entered blocking state [ 318.884854][ T2087] bridge0: port 2(bridge_slave_1) entered forwarding state [ 318.993999][ T7062] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 318.994036][ T7062] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 319.309525][ T7062] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 319.443010][ T6599] Bluetooth: hci7: command tx timeout [ 319.752712][ T7062] veth0_vlan: entered promiscuous mode [ 319.760884][ T7062] veth1_vlan: entered promiscuous mode [ 319.768756][ T7062] veth0_macvtap: entered promiscuous mode [ 319.825280][ T7062] veth1_macvtap: entered promiscuous mode [ 319.830673][ T7062] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 319.846071][ T7062] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 319.873393][ T12] netdevsim netdevsim7 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 319.875213][ T12] netdevsim netdevsim7 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 319.875682][ T12] netdevsim netdevsim7 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 319.876119][ T12] netdevsim netdevsim7 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 319.932561][ T12] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 319.932588][ T12] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 319.998531][ T6977] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 319.998561][ T6977] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:05:20 executed programs: 30 [ 320.569985][ T7093] loop7: detected capacity change from 0 to 40427 [ 320.593452][ T7093] F2FS-fs (loop7): build fault injection rate: 771 [ 320.624012][ T7093] F2FS-fs (loop7): invalid crc value [ 320.667727][ T7093] F2FS-fs (loop7): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 320.670000][ T7093] F2FS-fs (loop7): Mounted with checkpoint version = 48b305e5 [ 321.033188][ T7062] CPU: 0 UID: 0 PID: 7062 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 321.033211][ T7062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 321.033216][ T7062] Call trace: [ 321.033220][ T7062] show_stack+0x2c/0x3c (C) [ 321.033237][ T7062] __dump_stack+0x30/0x40 [ 321.033252][ T7062] dump_stack_lvl+0xd8/0x12c [ 321.033259][ T7062] dump_stack+0x1c/0x28 [ 321.033264][ T7062] f2fs_handle_critical_error+0x34c/0x4b8 [ 321.033274][ T7062] f2fs_stop_checkpoint+0x5c/0x70 [ 321.033280][ T7062] f2fs_write_end_io+0x768/0xa70 [ 321.033287][ T7062] bio_endio+0x858/0x894 [ 321.033295][ T7062] submit_bio_noacct+0x158/0x177c [ 321.033301][ T7062] submit_bio+0x3b4/0x550 [ 321.033306][ T7062] f2fs_submit_write_bio+0x13c/0x324 [ 321.033313][ T7062] __submit_merged_bio+0x254/0x704 [ 321.033319][ T7062] __submit_merged_write_cond+0x23c/0x4ac [ 321.033325][ T7062] f2fs_write_data_pages+0x1d28/0x2634 [ 321.033331][ T7062] do_writepages+0x270/0x468 [ 321.033339][ T7062] filemap_fdatawrite+0x14c/0x1f4 [ 321.033347][ T7062] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 321.033352][ T7062] f2fs_write_checkpoint+0x690/0x16a0 [ 321.033358][ T7062] kill_f2fs_super+0x21c/0x584 [ 321.033364][ T7062] deactivate_locked_super+0xc4/0x12c [ 321.033370][ T7062] deactivate_super+0xe0/0x100 [ 321.033375][ T7062] cleanup_mnt+0x31c/0x3ac [ 321.033380][ T7062] __cleanup_mnt+0x20/0x30 [ 321.033385][ T7062] task_work_run+0x1dc/0x260 [ 321.033392][ T7062] exit_to_user_mode_loop+0xfc/0x168 [ 321.033399][ T7062] el0_svc+0x170/0x254 [ 321.033408][ T7062] el0t_64_sync_handler+0x84/0x12c [ 321.033415][ T7062] el0t_64_sync+0x198/0x19c [ 321.033442][ T7062] F2FS-fs (loop7): Stopped filesystem due to reason: 3 [ 321.523015][ T6130] Bluetooth: hci7: command tx timeout [ 322.077539][ T7099] loop7: detected capacity change from 0 to 40427 [ 322.136019][ T7099] F2FS-fs (loop7): build fault injection rate: 771 [ 322.154035][ T7099] F2FS-fs (loop7): invalid crc value [ 322.267642][ T7099] F2FS-fs (loop7): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 322.326874][ T7099] F2FS-fs (loop7): Mounted with checkpoint version = 48b305e5 [ 322.493526][ T7062] CPU: 0 UID: 0 PID: 7062 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 322.493553][ T7062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 322.493562][ T7062] Call trace: [ 322.493566][ T7062] show_stack+0x2c/0x3c (C) [ 322.493582][ T7062] __dump_stack+0x30/0x40 [ 322.493590][ T7062] dump_stack_lvl+0xd8/0x12c [ 322.493595][ T7062] dump_stack+0x1c/0x28 [ 322.493600][ T7062] f2fs_handle_critical_error+0x34c/0x4b8 [ 322.493610][ T7062] f2fs_stop_checkpoint+0x5c/0x70 [ 322.493616][ T7062] f2fs_write_end_io+0x768/0xa70 [ 322.493623][ T7062] bio_endio+0x858/0x894 [ 322.493631][ T7062] submit_bio_noacct+0x158/0x177c [ 322.493637][ T7062] submit_bio+0x3b4/0x550 [ 322.493642][ T7062] f2fs_submit_write_bio+0x13c/0x324 [ 322.493648][ T7062] __submit_merged_bio+0x254/0x704 [ 322.493654][ T7062] __submit_merged_write_cond+0x23c/0x4ac [ 322.493659][ T7062] f2fs_write_data_pages+0x1d28/0x2634 [ 322.493666][ T7062] do_writepages+0x270/0x468 [ 322.493674][ T7062] filemap_fdatawrite+0x14c/0x1f4 [ 322.493681][ T7062] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 322.493687][ T7062] f2fs_write_checkpoint+0x690/0x16a0 [ 322.493692][ T7062] kill_f2fs_super+0x21c/0x584 [ 322.493698][ T7062] deactivate_locked_super+0xc4/0x12c [ 322.493704][ T7062] deactivate_super+0xe0/0x100 [ 322.493708][ T7062] cleanup_mnt+0x31c/0x3ac [ 322.493713][ T7062] __cleanup_mnt+0x20/0x30 [ 322.493718][ T7062] task_work_run+0x1dc/0x260 [ 322.493725][ T7062] exit_to_user_mode_loop+0xfc/0x168 [ 322.493731][ T7062] el0_svc+0x170/0x254 [ 322.493740][ T7062] el0t_64_sync_handler+0x84/0x12c [ 322.493746][ T7062] el0t_64_sync+0x198/0x19c [ 322.493770][ T7062] F2FS-fs (loop7): Stopped filesystem due to reason: 3 [ 322.581076][ T6130] Bluetooth: hci1: command 0x0406 tx timeout [ 322.892929][ T6801] bio_check_eod: 280323 callbacks suppressed [ 322.897823][ T6801] syz.1.26: attempt to access beyond end of device [ 322.897823][ T6801] loop1: rw=524288, sector=87592, nr_sectors = 8 limit=40427 [ 322.900276][ T6801] syz.1.26: attempt to access beyond end of device [ 322.900276][ T6801] loop1: rw=524288, sector=87600, nr_sectors = 8 limit=40427 [ 322.902667][ T6801] syz.1.26: attempt to access beyond end of device [ 322.902667][ T6801] loop1: rw=524288, sector=87608, nr_sectors = 8 limit=40427 [ 322.904917][ T6801] syz.1.26: attempt to access beyond end of device [ 322.904917][ T6801] loop1: rw=524288, sector=87616, nr_sectors = 8 limit=40427 [ 322.907175][ T6801] syz.1.26: attempt to access beyond end of device [ 322.907175][ T6801] loop1: rw=524288, sector=87624, nr_sectors = 8 limit=40427 [ 322.909428][ T6801] syz.1.26: attempt to access beyond end of device [ 322.909428][ T6801] loop1: rw=524288, sector=87632, nr_sectors = 8 limit=40427 [ 322.911700][ T6801] syz.1.26: attempt to access beyond end of device [ 322.911700][ T6801] loop1: rw=524288, sector=87640, nr_sectors = 8 limit=40427 [ 322.914021][ T6849] syz.2.30: attempt to access beyond end of device [ 322.914021][ T6849] loop2: rw=524288, sector=87944, nr_sectors = 8 limit=40427 [ 322.915986][ T6773] syz.0.25: attempt to access beyond end of device [ 322.915986][ T6773] loop0: rw=0, sector=89136, nr_sectors = 8 limit=40427 [ 322.916074][ T6773] syz.0.25: attempt to access beyond end of device [ 322.916074][ T6773] loop0: rw=0, sector=89144, nr_sectors = 8 limit=40427 [ 323.609812][ T6599] Bluetooth: hci7: command tx timeout [ 323.616623][ T7106] loop7: detected capacity change from 0 to 40427 [ 323.720123][ T7106] F2FS-fs (loop7): build fault injection rate: 771 [ 323.723612][ T7106] F2FS-fs (loop7): invalid crc value [ 323.806976][ T7106] F2FS-fs (loop7): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 323.846936][ T7106] F2FS-fs (loop7): Mounted with checkpoint version = 48b305e5 [ 324.056107][ T7062] CPU: 0 UID: 0 PID: 7062 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 324.056133][ T7062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 324.056142][ T7062] Call trace: [ 324.056147][ T7062] show_stack+0x2c/0x3c (C) [ 324.056161][ T7062] __dump_stack+0x30/0x40 [ 324.056168][ T7062] dump_stack_lvl+0xd8/0x12c [ 324.056174][ T7062] dump_stack+0x1c/0x28 [ 324.056179][ T7062] f2fs_handle_critical_error+0x34c/0x4b8 [ 324.056188][ T7062] f2fs_stop_checkpoint+0x5c/0x70 [ 324.056193][ T7062] f2fs_write_end_io+0x768/0xa70 [ 324.056200][ T7062] bio_endio+0x858/0x894 [ 324.056208][ T7062] submit_bio_noacct+0x158/0x177c [ 324.056214][ T7062] submit_bio+0x3b4/0x550 [ 324.056220][ T7062] f2fs_submit_write_bio+0x13c/0x324 [ 324.056226][ T7062] __submit_merged_bio+0x254/0x704 [ 324.056232][ T7062] __submit_merged_write_cond+0x23c/0x4ac [ 324.056238][ T7062] f2fs_write_data_pages+0x1d28/0x2634 [ 324.056244][ T7062] do_writepages+0x270/0x468 [ 324.056252][ T7062] filemap_fdatawrite+0x14c/0x1f4 [ 324.056260][ T7062] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 324.056266][ T7062] f2fs_write_checkpoint+0x690/0x16a0 [ 324.056271][ T7062] kill_f2fs_super+0x21c/0x584 [ 324.056278][ T7062] deactivate_locked_super+0xc4/0x12c [ 324.056283][ T7062] deactivate_super+0xe0/0x100 [ 324.056288][ T7062] cleanup_mnt+0x31c/0x3ac [ 324.056294][ T7062] __cleanup_mnt+0x20/0x30 [ 324.056299][ T7062] task_work_run+0x1dc/0x260 [ 324.056306][ T7062] exit_to_user_mode_loop+0xfc/0x168 [ 324.056312][ T7062] el0_svc+0x170/0x254 [ 324.056320][ T7062] el0t_64_sync_handler+0x84/0x12c [ 324.056327][ T7062] el0t_64_sync+0x198/0x19c [ 324.056352][ T7062] F2FS-fs (loop7): Stopped filesystem due to reason: 3 [ 325.354836][ T7112] loop7: detected capacity change from 0 to 40427 [ 325.361476][ T7112] F2FS-fs (loop7): build fault injection rate: 771 [ 325.375312][ T7112] F2FS-fs (loop7): invalid crc value [ 325.483875][ T7112] F2FS-fs (loop7): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 325.523003][ T7112] F2FS-fs (loop7): Mounted with checkpoint version = 48b305e5 [ 325.901130][ T7055] F2FS-fs (loop6): f2fs_pin_file_control: Enable GC = ino a after 800 GC trials [ 327.903698][ T7017] bio_check_eod: 304974 callbacks suppressed [ 327.904462][ T7017] syz.5.43: attempt to access beyond end of device [ 327.904462][ T7017] loop5: rw=0, sector=89752, nr_sectors = 8 limit=40427 [ 327.905214][ T7017] syz.5.43: attempt to access beyond end of device [ 327.905214][ T7017] loop5: rw=0, sector=89760, nr_sectors = 8 limit=40427 [ 327.905955][ T7017] syz.5.43: attempt to access beyond end of device [ 327.905955][ T7017] loop5: rw=0, sector=89768, nr_sectors = 8 limit=40427 [ 327.906677][ T7017] syz.5.43: attempt to access beyond end of device [ 327.906677][ T7017] loop5: rw=0, sector=89776, nr_sectors = 8 limit=40427 [ 327.907410][ T7017] syz.5.43: attempt to access beyond end of device [ 327.907410][ T7017] loop5: rw=0, sector=89784, nr_sectors = 8 limit=40427 [ 327.908162][ T7017] syz.5.43: attempt to access beyond end of device [ 327.908162][ T7017] loop5: rw=0, sector=89792, nr_sectors = 8 limit=40427 [ 327.908874][ T7017] syz.5.43: attempt to access beyond end of device [ 327.908874][ T7017] loop5: rw=0, sector=89800, nr_sectors = 8 limit=40427 [ 327.909599][ T7017] syz.5.43: attempt to access beyond end of device [ 327.909599][ T7017] loop5: rw=0, sector=89808, nr_sectors = 8 limit=40427 [ 327.910307][ T7017] syz.5.43: attempt to access beyond end of device [ 327.910307][ T7017] loop5: rw=0, sector=89816, nr_sectors = 8 limit=40427 [ 327.910972][ T7017] syz.5.43: attempt to access beyond end of device [ 327.910972][ T7017] loop5: rw=0, sector=89824, nr_sectors = 8 limit=40427 [ 332.914540][ T6773] bio_check_eod: 324081 callbacks suppressed [ 332.914590][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914590][ T6773] loop0: rw=524288, sector=86016, nr_sectors = 8 limit=40427 [ 332.914638][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914638][ T6773] loop0: rw=524288, sector=86024, nr_sectors = 8 limit=40427 [ 332.914676][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914676][ T6773] loop0: rw=524288, sector=86032, nr_sectors = 8 limit=40427 [ 332.914713][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914713][ T6773] loop0: rw=524288, sector=86040, nr_sectors = 8 limit=40427 [ 332.914741][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914741][ T6773] loop0: rw=524288, sector=86048, nr_sectors = 8 limit=40427 [ 332.914769][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914769][ T6773] loop0: rw=524288, sector=86056, nr_sectors = 8 limit=40427 [ 332.914796][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914796][ T6773] loop0: rw=524288, sector=86064, nr_sectors = 8 limit=40427 [ 332.914822][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914822][ T6773] loop0: rw=524288, sector=86072, nr_sectors = 8 limit=40427 [ 332.914848][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914848][ T6773] loop0: rw=524288, sector=86080, nr_sectors = 8 limit=40427 [ 332.914873][ T6773] syz.0.25: attempt to access beyond end of device [ 332.914873][ T6773] loop0: rw=524288, sector=86088, nr_sectors = 8 limit=40427 [ 337.923006][ T6956] bio_check_eod: 332429 callbacks suppressed [ 337.923771][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923771][ T6956] loop4: rw=0, sector=86448, nr_sectors = 8 limit=40427 [ 337.923808][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923808][ T6956] loop4: rw=0, sector=86456, nr_sectors = 8 limit=40427 [ 337.923839][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923839][ T6956] loop4: rw=0, sector=86464, nr_sectors = 8 limit=40427 [ 337.923867][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923867][ T6956] loop4: rw=0, sector=86472, nr_sectors = 8 limit=40427 [ 337.923892][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923892][ T6956] loop4: rw=0, sector=86480, nr_sectors = 8 limit=40427 [ 337.923916][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923916][ T6956] loop4: rw=0, sector=86488, nr_sectors = 8 limit=40427 [ 337.923944][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923944][ T6956] loop4: rw=0, sector=86496, nr_sectors = 8 limit=40427 [ 337.923966][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923966][ T6956] loop4: rw=0, sector=86504, nr_sectors = 8 limit=40427 [ 337.923988][ T6956] syz.4.39: attempt to access beyond end of device [ 337.923988][ T6956] loop4: rw=0, sector=86512, nr_sectors = 8 limit=40427 [ 337.924010][ T6956] syz.4.39: attempt to access beyond end of device [ 337.924010][ T6956] loop4: rw=0, sector=86520, nr_sectors = 8 limit=40427 [ 337.933094][ T6130] Bluetooth: hci2: command 0x0406 tx timeout [ 339.259309][ T6130] Bluetooth: hci8: unexpected cc 0x0c03 length: 249 > 1 [ 339.268509][ T6130] Bluetooth: hci8: unexpected cc 0x1003 length: 249 > 9 [ 339.269978][ T6130] Bluetooth: hci8: unexpected cc 0x1001 length: 249 > 9 [ 339.332950][ T6130] Bluetooth: hci8: unexpected cc 0x0c23 length: 249 > 4 [ 339.405995][ T6130] Bluetooth: hci8: unexpected cc 0x0c38 length: 249 > 2 [ 340.287712][ T7124] chnl_net:caif_netlink_parms(): no params data found [ 340.559338][ T7124] bridge0: port 1(bridge_slave_0) entered blocking state [ 340.559384][ T7124] bridge0: port 1(bridge_slave_0) entered disabled state [ 340.559459][ T7124] bridge_slave_0: entered allmulticast mode [ 340.559910][ T7124] bridge_slave_0: entered promiscuous mode [ 340.561049][ T7124] bridge0: port 2(bridge_slave_1) entered blocking state [ 340.561069][ T7124] bridge0: port 2(bridge_slave_1) entered disabled state [ 340.561135][ T7124] bridge_slave_1: entered allmulticast mode [ 340.561561][ T7124] bridge_slave_1: entered promiscuous mode [ 340.944671][ T7124] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 340.946133][ T7124] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 341.027638][ T7124] team0: Port device team_slave_0 added [ 341.029786][ T7124] team0: Port device team_slave_1 added [ 341.180738][ T7124] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 341.192923][ T7124] 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. [ 341.193798][ T7124] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 341.199293][ T7124] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 341.199963][ T7124] 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. [ 341.200663][ T7124] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 341.482799][ T6599] Bluetooth: hci8: command tx timeout [ 341.894421][ T7124] hsr_slave_0: entered promiscuous mode [ 341.894789][ T7124] hsr_slave_1: entered promiscuous mode [ 341.895028][ T7124] debugfs: 'hsr0' already exists in 'hsr' [ 341.895043][ T7124] Cannot create hsr debugfs directory [ 342.673538][ T7124] netdevsim netdevsim8 netdevsim0: renamed from eth0 [ 342.715340][ T7124] netdevsim netdevsim8 netdevsim1: renamed from eth1 [ 342.768057][ T7124] netdevsim netdevsim8 netdevsim2: renamed from eth2 [ 342.770375][ T7124] netdevsim netdevsim8 netdevsim3: renamed from eth3 [ 342.942868][ T6849] bio_check_eod: 296775 callbacks suppressed [ 342.943644][ T6849] syz.2.30: attempt to access beyond end of device [ 342.943644][ T6849] loop2: rw=524288, sector=87640, nr_sectors = 8 limit=40427 [ 342.944382][ T6849] syz.2.30: attempt to access beyond end of device [ 342.944382][ T6849] loop2: rw=524288, sector=87648, nr_sectors = 8 limit=40427 [ 342.945126][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945126][ T6849] loop2: rw=524288, sector=87656, nr_sectors = 8 limit=40427 [ 342.945845][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945845][ T6849] loop2: rw=524288, sector=87664, nr_sectors = 8 limit=40427 [ 342.945870][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945870][ T6849] loop2: rw=524288, sector=87672, nr_sectors = 8 limit=40427 [ 342.945894][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945894][ T6849] loop2: rw=524288, sector=87680, nr_sectors = 8 limit=40427 [ 342.945918][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945918][ T6849] loop2: rw=524288, sector=87688, nr_sectors = 8 limit=40427 [ 342.945945][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945945][ T6849] loop2: rw=524288, sector=87696, nr_sectors = 8 limit=40427 [ 342.945968][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945968][ T6849] loop2: rw=524288, sector=87704, nr_sectors = 8 limit=40427 [ 342.945990][ T6849] syz.2.30: attempt to access beyond end of device [ 342.945990][ T6849] loop2: rw=524288, sector=87712, nr_sectors = 8 limit=40427 [ 342.982640][ T7124] 8021q: adding VLAN 0 to HW filter on device bond0 [ 343.067196][ T7124] 8021q: adding VLAN 0 to HW filter on device team0 [ 343.069898][ T6977] bridge0: port 1(bridge_slave_0) entered blocking state [ 343.069937][ T6977] bridge0: port 1(bridge_slave_0) entered forwarding state [ 343.100295][ T7124] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 343.118484][ T7124] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 343.149622][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 343.149669][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 343.315950][ T7124] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 343.524366][ T6599] Bluetooth: hci8: command tx timeout [ 343.831221][ T7124] veth0_vlan: entered promiscuous mode [ 343.886741][ T7124] veth1_vlan: entered promiscuous mode [ 343.947743][ T7124] veth0_macvtap: entered promiscuous mode [ 343.948752][ T7124] veth1_macvtap: entered promiscuous mode [ 343.986582][ T7124] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 343.987596][ T7124] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 343.988992][ T12] netdevsim netdevsim8 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 343.989084][ T12] netdevsim netdevsim8 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 343.989307][ T12] netdevsim netdevsim8 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 343.989368][ T6997] netdevsim netdevsim8 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 344.237967][ T2048] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 344.268454][ T7071] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 344.270168][ T7071] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 344.296645][ T2048] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 1970/01/01 00:05:44 executed programs: 34 [ 345.385237][ T7155] loop8: detected capacity change from 0 to 40427 [ 345.392204][ T7155] F2FS-fs (loop8): build fault injection rate: 771 [ 345.405091][ T7155] F2FS-fs (loop8): invalid crc value [ 345.473967][ T7155] F2FS-fs (loop8): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 345.476097][ T7155] F2FS-fs (loop8): Mounted with checkpoint version = 48b305e5 [ 345.586768][ T7124] CPU: 1 UID: 0 PID: 7124 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 345.586791][ T7124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 345.586797][ T7124] Call trace: [ 345.586800][ T7124] show_stack+0x2c/0x3c (C) [ 345.586818][ T7124] __dump_stack+0x30/0x40 [ 345.586829][ T7124] dump_stack_lvl+0xd8/0x12c [ 345.586836][ T7124] dump_stack+0x1c/0x28 [ 345.586842][ T7124] f2fs_handle_critical_error+0x34c/0x4b8 [ 345.586853][ T7124] f2fs_stop_checkpoint+0x5c/0x70 [ 345.586860][ T7124] f2fs_write_end_io+0x768/0xa70 [ 345.586868][ T7124] bio_endio+0x858/0x894 [ 345.586877][ T7124] submit_bio_noacct+0x158/0x177c [ 345.586884][ T7124] submit_bio+0x3b4/0x550 [ 345.586889][ T7124] f2fs_submit_write_bio+0x13c/0x324 [ 345.586895][ T7124] __submit_merged_bio+0x254/0x704 [ 345.586901][ T7124] __submit_merged_write_cond+0x23c/0x4ac [ 345.586907][ T7124] f2fs_write_data_pages+0x1d28/0x2634 [ 345.586914][ T7124] do_writepages+0x270/0x468 [ 345.586922][ T7124] filemap_fdatawrite+0x14c/0x1f4 [ 345.586930][ T7124] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 345.586936][ T7124] f2fs_write_checkpoint+0x690/0x16a0 [ 345.586941][ T7124] kill_f2fs_super+0x21c/0x584 [ 345.586948][ T7124] deactivate_locked_super+0xc4/0x12c [ 345.586953][ T7124] deactivate_super+0xe0/0x100 [ 345.586958][ T7124] cleanup_mnt+0x31c/0x3ac [ 345.586964][ T7124] __cleanup_mnt+0x20/0x30 [ 345.586969][ T7124] task_work_run+0x1dc/0x260 [ 345.586976][ T7124] exit_to_user_mode_loop+0xfc/0x168 [ 345.586983][ T7124] el0_svc+0x170/0x254 [ 345.586992][ T7124] el0t_64_sync_handler+0x84/0x12c [ 345.586999][ T7124] el0t_64_sync+0x198/0x19c [ 345.587026][ T7124] F2FS-fs (loop8): Stopped filesystem due to reason: 3 [ 345.621399][ T6599] Bluetooth: hci8: command tx timeout [ 346.716412][ T7161] loop8: detected capacity change from 0 to 40427 [ 346.786986][ T7161] F2FS-fs (loop8): build fault injection rate: 771 [ 346.803039][ T7161] F2FS-fs (loop8): invalid crc value [ 346.917621][ T7161] F2FS-fs (loop8): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 346.942871][ T7161] F2FS-fs (loop8): Mounted with checkpoint version = 48b305e5 [ 347.339264][ T7124] CPU: 1 UID: 0 PID: 7124 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 347.339285][ T7124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 347.339290][ T7124] Call trace: [ 347.339294][ T7124] show_stack+0x2c/0x3c (C) [ 347.339311][ T7124] __dump_stack+0x30/0x40 [ 347.339321][ T7124] dump_stack_lvl+0xd8/0x12c [ 347.339329][ T7124] dump_stack+0x1c/0x28 [ 347.339334][ T7124] f2fs_handle_critical_error+0x34c/0x4b8 [ 347.339342][ T7124] f2fs_stop_checkpoint+0x5c/0x70 [ 347.339348][ T7124] f2fs_write_end_io+0x768/0xa70 [ 347.339355][ T7124] bio_endio+0x858/0x894 [ 347.339363][ T7124] submit_bio_noacct+0x158/0x177c [ 347.339368][ T7124] submit_bio+0x3b4/0x550 [ 347.339374][ T7124] f2fs_submit_write_bio+0x13c/0x324 [ 347.339380][ T7124] __submit_merged_bio+0x254/0x704 [ 347.339386][ T7124] __submit_merged_write_cond+0x23c/0x4ac [ 347.339392][ T7124] f2fs_write_data_pages+0x1d28/0x2634 [ 347.339399][ T7124] do_writepages+0x270/0x468 [ 347.339407][ T7124] filemap_fdatawrite+0x14c/0x1f4 [ 347.339413][ T7124] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 347.339419][ T7124] f2fs_write_checkpoint+0x690/0x16a0 [ 347.339424][ T7124] kill_f2fs_super+0x21c/0x584 [ 347.339431][ T7124] deactivate_locked_super+0xc4/0x12c [ 347.339437][ T7124] deactivate_super+0xe0/0x100 [ 347.339441][ T7124] cleanup_mnt+0x31c/0x3ac [ 347.339447][ T7124] __cleanup_mnt+0x20/0x30 [ 347.339452][ T7124] task_work_run+0x1dc/0x260 [ 347.339458][ T7124] exit_to_user_mode_loop+0xfc/0x168 [ 347.339465][ T7124] el0_svc+0x170/0x254 [ 347.339473][ T7124] el0t_64_sync_handler+0x84/0x12c [ 347.339480][ T7124] el0t_64_sync+0x198/0x19c [ 347.339507][ T7124] F2FS-fs (loop8): Stopped filesystem due to reason: 3 [ 347.682918][ T6599] Bluetooth: hci8: command tx timeout [ 347.952991][ T6801] bio_check_eod: 279807 callbacks suppressed [ 347.953047][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953047][ T6801] loop1: rw=524288, sector=87296, nr_sectors = 8 limit=40427 [ 347.953049][ T6773] syz.0.25: attempt to access beyond end of device [ 347.953049][ T6773] loop0: rw=0, sector=88352, nr_sectors = 8 limit=40427 [ 347.953112][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953112][ T6801] loop1: rw=524288, sector=87304, nr_sectors = 8 limit=40427 [ 347.953154][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953154][ T6801] loop1: rw=524288, sector=87312, nr_sectors = 8 limit=40427 [ 347.953188][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953188][ T6801] loop1: rw=524288, sector=87320, nr_sectors = 8 limit=40427 [ 347.953221][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953221][ T6801] loop1: rw=524288, sector=87328, nr_sectors = 8 limit=40427 [ 347.953250][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953250][ T6801] loop1: rw=524288, sector=87336, nr_sectors = 8 limit=40427 [ 347.953284][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953284][ T6801] loop1: rw=524288, sector=87344, nr_sectors = 8 limit=40427 [ 347.953312][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953312][ T6801] loop1: rw=524288, sector=87352, nr_sectors = 8 limit=40427 [ 347.953339][ T6801] syz.1.26: attempt to access beyond end of device [ 347.953339][ T6801] loop1: rw=524288, sector=87360, nr_sectors = 8 limit=40427 [ 348.935942][ T7168] loop8: detected capacity change from 0 to 40427 [ 349.026504][ T7168] F2FS-fs (loop8): build fault injection rate: 771 [ 349.027166][ T7168] F2FS-fs (loop8): invalid crc value [ 349.093809][ T7168] F2FS-fs (loop8): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 349.120841][ T7168] F2FS-fs (loop8): Mounted with checkpoint version = 48b305e5 [ 349.434990][ T7124] CPU: 0 UID: 0 PID: 7124 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 349.435012][ T7124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 349.435017][ T7124] Call trace: [ 349.435021][ T7124] show_stack+0x2c/0x3c (C) [ 349.435036][ T7124] __dump_stack+0x30/0x40 [ 349.435043][ T7124] dump_stack_lvl+0xd8/0x12c [ 349.435048][ T7124] dump_stack+0x1c/0x28 [ 349.435053][ T7124] f2fs_handle_critical_error+0x34c/0x4b8 [ 349.435061][ T7124] f2fs_stop_checkpoint+0x5c/0x70 [ 349.435067][ T7124] f2fs_write_end_io+0x768/0xa70 [ 349.435073][ T7124] bio_endio+0x858/0x894 [ 349.435081][ T7124] submit_bio_noacct+0x158/0x177c [ 349.435087][ T7124] submit_bio+0x3b4/0x550 [ 349.435092][ T7124] f2fs_submit_write_bio+0x13c/0x324 [ 349.435102][ T7124] __submit_merged_bio+0x254/0x704 [ 349.435108][ T7124] __submit_merged_write_cond+0x23c/0x4ac [ 349.435114][ T7124] f2fs_write_data_pages+0x1d28/0x2634 [ 349.435120][ T7124] do_writepages+0x270/0x468 [ 349.435128][ T7124] filemap_fdatawrite+0x14c/0x1f4 [ 349.435136][ T7124] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 349.435141][ T7124] f2fs_write_checkpoint+0x690/0x16a0 [ 349.435146][ T7124] kill_f2fs_super+0x21c/0x584 [ 349.435153][ T7124] deactivate_locked_super+0xc4/0x12c [ 349.435158][ T7124] deactivate_super+0xe0/0x100 [ 349.435162][ T7124] cleanup_mnt+0x31c/0x3ac [ 349.435168][ T7124] __cleanup_mnt+0x20/0x30 [ 349.435173][ T7124] task_work_run+0x1dc/0x260 [ 349.435179][ T7124] exit_to_user_mode_loop+0xfc/0x168 [ 349.435186][ T7124] el0_svc+0x170/0x254 [ 349.435194][ T7124] el0t_64_sync_handler+0x84/0x12c [ 349.435201][ T7124] el0t_64_sync+0x198/0x19c [ 349.435230][ T7124] F2FS-fs (loop8): Stopped filesystem due to reason: 3 [ 351.255112][ T7174] loop8: detected capacity change from 0 to 40427 [ 351.308822][ T7174] F2FS-fs (loop8): build fault injection rate: 771 [ 351.312001][ T7174] F2FS-fs (loop8): invalid crc value [ 351.433928][ T7174] F2FS-fs (loop8): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 351.453020][ T7174] F2FS-fs (loop8): Mounted with checkpoint version = 48b305e5 1970/01/01 00:05:51 executed programs: 38 [ 351.743611][ T7124] CPU: 0 UID: 0 PID: 7124 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 351.743634][ T7124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 351.743639][ T7124] Call trace: [ 351.743642][ T7124] show_stack+0x2c/0x3c (C) [ 351.743659][ T7124] __dump_stack+0x30/0x40 [ 351.743670][ T7124] dump_stack_lvl+0xd8/0x12c [ 351.743677][ T7124] dump_stack+0x1c/0x28 [ 351.743682][ T7124] f2fs_handle_critical_error+0x34c/0x4b8 [ 351.743691][ T7124] f2fs_stop_checkpoint+0x5c/0x70 [ 351.743697][ T7124] f2fs_write_end_io+0x768/0xa70 [ 351.743703][ T7124] bio_endio+0x858/0x894 [ 351.743711][ T7124] submit_bio_noacct+0x158/0x177c [ 351.743716][ T7124] submit_bio+0x3b4/0x550 [ 351.743721][ T7124] f2fs_submit_write_bio+0x13c/0x324 [ 351.743727][ T7124] __submit_merged_bio+0x254/0x704 [ 351.743733][ T7124] __submit_merged_write_cond+0x23c/0x4ac [ 351.743739][ T7124] f2fs_write_data_pages+0x1d28/0x2634 [ 351.743745][ T7124] do_writepages+0x270/0x468 [ 351.743753][ T7124] filemap_fdatawrite+0x14c/0x1f4 [ 351.743760][ T7124] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 351.743765][ T7124] f2fs_write_checkpoint+0x690/0x16a0 [ 351.743770][ T7124] kill_f2fs_super+0x21c/0x584 [ 351.743777][ T7124] deactivate_locked_super+0xc4/0x12c [ 351.743782][ T7124] deactivate_super+0xe0/0x100 [ 351.743787][ T7124] cleanup_mnt+0x31c/0x3ac [ 351.743792][ T7124] __cleanup_mnt+0x20/0x30 [ 351.743797][ T7124] task_work_run+0x1dc/0x260 [ 351.743804][ T7124] exit_to_user_mode_loop+0xfc/0x168 [ 351.743810][ T7124] el0_svc+0x170/0x254 [ 351.743818][ T7124] el0t_64_sync_handler+0x84/0x12c [ 351.743825][ T7124] el0t_64_sync+0x198/0x19c [ 351.744810][ T7124] F2FS-fs (loop8): Stopped filesystem due to reason: 3 [ 352.962940][ T6889] bio_check_eod: 300277 callbacks suppressed [ 352.963714][ T6889] syz.3.33: attempt to access beyond end of device [ 352.963714][ T6889] loop3: rw=0, sector=89624, nr_sectors = 8 limit=40427 [ 352.964447][ T6889] syz.3.33: attempt to access beyond end of device [ 352.964447][ T6889] loop3: rw=0, sector=89632, nr_sectors = 8 limit=40427 [ 352.965190][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965190][ T6889] loop3: rw=0, sector=89640, nr_sectors = 8 limit=40427 [ 352.965267][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965267][ T6889] loop3: rw=0, sector=89648, nr_sectors = 8 limit=40427 [ 352.965294][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965294][ T6889] loop3: rw=0, sector=89656, nr_sectors = 8 limit=40427 [ 352.965321][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965321][ T6889] loop3: rw=0, sector=89664, nr_sectors = 8 limit=40427 [ 352.965347][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965347][ T6889] loop3: rw=0, sector=89672, nr_sectors = 8 limit=40427 [ 352.965373][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965373][ T6889] loop3: rw=0, sector=89680, nr_sectors = 8 limit=40427 [ 352.965398][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965398][ T6889] loop3: rw=0, sector=89688, nr_sectors = 8 limit=40427 [ 352.965423][ T6889] syz.3.33: attempt to access beyond end of device [ 352.965423][ T6889] loop3: rw=0, sector=89696, nr_sectors = 8 limit=40427 [ 353.594949][ T7180] loop8: detected capacity change from 0 to 40427 [ 353.640311][ T7180] F2FS-fs (loop8): build fault injection rate: 771 [ 353.646694][ T7180] F2FS-fs (loop8): invalid crc value [ 353.834398][ T7180] F2FS-fs (loop8): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 353.893398][ T7180] F2FS-fs (loop8): Mounted with checkpoint version = 48b305e5 [ 354.253336][ T7124] CPU: 1 UID: 0 PID: 7124 Comm: syz-executor Not tainted syzkaller #0 PREEMPT [ 354.253360][ T7124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 354.253365][ T7124] Call trace: [ 354.253368][ T7124] show_stack+0x2c/0x3c (C) [ 354.253385][ T7124] __dump_stack+0x30/0x40 [ 354.253395][ T7124] dump_stack_lvl+0xd8/0x12c [ 354.253402][ T7124] dump_stack+0x1c/0x28 [ 354.253408][ T7124] f2fs_handle_critical_error+0x34c/0x4b8 [ 354.253417][ T7124] f2fs_stop_checkpoint+0x5c/0x70 [ 354.253423][ T7124] f2fs_write_end_io+0x768/0xa70 [ 354.253429][ T7124] bio_endio+0x858/0x894 [ 354.253437][ T7124] submit_bio_noacct+0x158/0x177c [ 354.253443][ T7124] submit_bio+0x3b4/0x550 [ 354.253448][ T7124] f2fs_submit_write_bio+0x13c/0x324 [ 354.253454][ T7124] __submit_merged_bio+0x254/0x704 [ 354.253460][ T7124] __submit_merged_write_cond+0x23c/0x4ac [ 354.253466][ T7124] f2fs_write_data_pages+0x1d28/0x2634 [ 354.253472][ T7124] do_writepages+0x270/0x468 [ 354.253480][ T7124] filemap_fdatawrite+0x14c/0x1f4 [ 354.253487][ T7124] f2fs_sync_dirty_inodes+0x2b8/0x788 [ 354.253492][ T7124] f2fs_write_checkpoint+0x690/0x16a0 [ 354.253497][ T7124] kill_f2fs_super+0x21c/0x584 [ 354.253503][ T7124] deactivate_locked_super+0xc4/0x12c [ 354.253509][ T7124] deactivate_super+0xe0/0x100 [ 354.253513][ T7124] cleanup_mnt+0x31c/0x3ac [ 354.253519][ T7124] __cleanup_mnt+0x20/0x30 [ 354.253524][ T7124] task_work_run+0x1dc/0x260 [ 354.253530][ T7124] exit_to_user_mode_loop+0xfc/0x168 [ 354.253537][ T7124] el0_svc+0x170/0x254 [ 354.253545][ T7124] el0t_64_sync_handler+0x84/0x12c [ 354.253552][ T7124] el0t_64_sync+0x198/0x19c [ 354.254663][ T7124] F2FS-fs (loop8): Stopped filesystem due to reason: 3 [ 355.703004][ T7186] loop8: detected capacity change from 0 to 40427 [ 355.718341][ T7186] F2FS-fs (loop8): build fault injection rate: 771 [ 355.721828][ T7112] F2FS-fs (loop7): f2fs_pin_file_control: Enable GC = ino a after 800 GC trials [ 355.755755][ T7186] F2FS-fs (loop8): invalid crc value [ 355.811026][ T7186] F2FS-fs (loop8): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 [ 355.839039][ T7186] F2FS-fs (loop8): Mounted with checkpoint version = 48b305e5 [ 357.973092][ T6956] bio_check_eod: 314085 callbacks suppressed [ 357.975610][ T6956] syz.4.39: attempt to access beyond end of device [ 357.975610][ T6956] loop4: rw=0, sector=88856, nr_sectors = 8 limit=40427 [ 357.978071][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978071][ T6956] loop4: rw=0, sector=88864, nr_sectors = 8 limit=40427 [ 357.978106][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978106][ T6956] loop4: rw=0, sector=88872, nr_sectors = 8 limit=40427 [ 357.978139][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978139][ T6956] loop4: rw=0, sector=88880, nr_sectors = 8 limit=40427 [ 357.978163][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978163][ T6956] loop4: rw=0, sector=88888, nr_sectors = 8 limit=40427 [ 357.978191][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978191][ T6956] loop4: rw=0, sector=88896, nr_sectors = 8 limit=40427 [ 357.978214][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978214][ T6956] loop4: rw=0, sector=88904, nr_sectors = 8 limit=40427 [ 357.978236][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978236][ T6956] loop4: rw=0, sector=88912, nr_sectors = 8 limit=40427 [ 357.978258][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978258][ T6956] loop4: rw=0, sector=88920, nr_sectors = 8 limit=40427 [ 357.978279][ T6956] syz.4.39: attempt to access beyond end of device [ 357.978279][ T6956] loop4: rw=0, sector=88928, nr_sectors = 8 limit=40427 [ 358.408670][ T6599] Bluetooth: hci3: command 0x0406 tx timeout [ 362.983267][ T7112] bio_check_eod: 328716 callbacks suppressed [ 362.983326][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983326][ T7112] loop7: rw=524288, sector=88704, nr_sectors = 8 limit=40427 [ 362.983391][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983391][ T7112] loop7: rw=524288, sector=88712, nr_sectors = 8 limit=40427 [ 362.983427][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983427][ T7112] loop7: rw=524288, sector=88720, nr_sectors = 8 limit=40427 [ 362.983461][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983461][ T7112] loop7: rw=524288, sector=88728, nr_sectors = 8 limit=40427 [ 362.983491][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983491][ T7112] loop7: rw=524288, sector=88736, nr_sectors = 8 limit=40427 [ 362.983519][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983519][ T7112] loop7: rw=524288, sector=88744, nr_sectors = 8 limit=40427 [ 362.983546][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983546][ T7112] loop7: rw=524288, sector=88752, nr_sectors = 8 limit=40427 [ 362.983573][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983573][ T7112] loop7: rw=524288, sector=88760, nr_sectors = 8 limit=40427 [ 362.983599][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983599][ T7112] loop7: rw=524288, sector=88768, nr_sectors = 8 limit=40427 [ 362.983625][ T7112] syz.7.48: attempt to access beyond end of device [ 362.983625][ T7112] loop7: rw=524288, sector=88776, nr_sectors = 8 limit=40427 [ 367.992797][ T7017] bio_check_eod: 333070 callbacks suppressed [ 367.992857][ T7017] syz.5.43: attempt to access beyond end of device [ 367.992857][ T7017] loop5: rw=0, sector=87168, nr_sectors = 8 limit=40427 [ 367.992869][ T7112] syz.7.48: attempt to access beyond end of device [ 367.992869][ T7112] loop7: rw=0, sector=86880, nr_sectors = 8 limit=40427 [ 367.992936][ T7017] syz.5.43: attempt to access beyond end of device [ 367.992936][ T7017] loop5: rw=0, sector=87176, nr_sectors = 8 limit=40427 [ 367.992939][ T7112] syz.7.48: attempt to access beyond end of device [ 367.992939][ T7112] loop7: rw=0, sector=86888, nr_sectors = 8 limit=40427 [ 367.992969][ T7112] syz.7.48: attempt to access beyond end of device [ 367.992969][ T7112] loop7: rw=0, sector=86896, nr_sectors = 8 limit=40427 [ 367.992982][ T7017] syz.5.43: attempt to access beyond end of device [ 367.992982][ T7017] loop5: rw=0, sector=87184, nr_sectors = 8 limit=40427 [ 367.993003][ T7112] syz.7.48: attempt to access beyond end of device [ 367.993003][ T7112] loop7: rw=0, sector=86904, nr_sectors = 8 limit=40427 [ 367.993024][ T7017] syz.5.43: attempt to access beyond end of device [ 367.993024][ T7017] loop5: rw=0, sector=87192, nr_sectors = 8 limit=40427 [ 367.993037][ T7112] syz.7.48: attempt to access beyond end of device [ 367.993037][ T7112] loop7: rw=0, sector=86912, nr_sectors = 8 limit=40427 [ 367.993059][ T7017] syz.5.43: attempt to access beyond end of device [ 367.993059][ T7017] loop5: rw=0, sector=87200, nr_sectors = 8 limit=40427 [ 369.123040][ T32] INFO: task kworker/u8:7:2216 blocked for more than 143 seconds. [ 369.123079][ T32] Not tainted syzkaller #0 [ 369.123098][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.123112][ T32] task:kworker/u8:7 state:D stack:0 pid:2216 tgid:2216 ppid:2 task_flags:0x4208060 flags:0x00000010 [ 369.123139][ T32] Workqueue: writeback wb_workfn (flush-7:0) [ 369.123167][ T32] Call trace: [ 369.123173][ T32] __switch_to+0x418/0x87c (T) [ 369.123189][ T32] __schedule+0x13b0/0x2864 [ 369.123199][ T32] schedule+0xb4/0x230 [ 369.123208][ T32] schedule_preempt_disabled+0x18/0x2c [ 369.123218][ T32] rwsem_down_write_slowpath+0x6b4/0x10f4 [ 369.123229][ T32] down_write+0xb4/0xc0 [ 369.123239][ T32] f2fs_balance_fs+0x4b8/0x6ec [ 369.123250][ T32] f2fs_write_inode+0x3a8/0x684 [ 369.123259][ T32] __writeback_single_inode+0x5ac/0x13e8 [ 369.123269][ T32] writeback_sb_inodes+0x55c/0xe40 [ 369.123280][ T32] __writeback_inodes_wb+0xec/0x228 [ 369.123290][ T32] wb_writeback+0x3e0/0xd70 [ 369.123300][ T32] wb_workfn+0xa08/0xdc0 [ 369.123309][ T32] process_one_work+0x7e8/0x155c [ 369.123319][ T32] worker_thread+0x958/0xed8 [ 369.123328][ T32] kthread+0x5fc/0x75c [ 369.123338][ T32] ret_from_fork+0x10/0x20 [ 369.123391][ T32] [ 369.123391][ T32] Showing all locks held in the system: [ 369.123398][ T32] 4 locks held by kworker/u8:1/15: [ 369.123405][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.123443][ T32] #1: ffff800097ca7be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.123479][ T32] #2: ffff0000f6c200e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.123517][ T32] #3: ffff0000cebb5410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.123551][ T32] 1 lock held by khungtaskd/32: [ 369.123558][ T32] #0: ffff80008f9d9620 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0x4/0x48 [ 369.123592][ T32] 4 locks held by kworker/u8:2/41: [ 369.123598][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.123631][ T32] #1: ffff8000992d7be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.123663][ T32] #2: ffff0000cc9d80e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.123700][ T32] #3: ffff0000cbc91410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.123733][ T32] 4 locks held by kworker/u8:3/42: [ 369.123739][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.123772][ T32] #1: ffff8000992e7be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.123804][ T32] #2: ffff0000f9b3a0e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.123841][ T32] #3: ffff0000f6039410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.123875][ T32] 4 locks held by kworker/u8:4/245: [ 369.123881][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.123913][ T32] #1: ffff800099cd7be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.123946][ T32] #2: ffff0000cdbb60e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.123982][ T32] #3: ffff0000d5679410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.124016][ T32] 4 locks held by kworker/u8:5/2048: [ 369.124022][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.124054][ T32] #1: ffff8000a0f87be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.124087][ T32] #2: ffff0000cb4700e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.124128][ T32] #3: ffff0000d9f09410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.124163][ T32] 4 locks held by kworker/u8:6/2087: [ 369.124169][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.124202][ T32] #1: ffff8000a1197be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.124234][ T32] #2: ffff0001098fc0e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.124271][ T32] #3: ffff0000fbc75410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.124303][ T32] 4 locks held by kworker/u8:7/2216: [ 369.124310][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.124342][ T32] #1: ffff8000a16d7be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.124375][ T32] #2: ffff0000c7fee0e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.124411][ T32] #3: ffff0000cfd61410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.124446][ T32] 2 locks held by getty/6311: [ 369.124452][ T32] #0: ffff0000d3ae50a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 369.124487][ T32] #1: ffff8000994042f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x34c/0xfa4 [ 369.124524][ T32] 4 locks held by syz.0.25/6773: [ 369.124530][ T32] 5 locks held by syz.1.26/6801: [ 369.124537][ T32] 4 locks held by syz.2.30/6849: [ 369.124544][ T32] 4 locks held by syz.3.33/6889: [ 369.124550][ T32] 5 locks held by syz.4.39/6956: [ 369.124557][ T32] 6 locks held by syz.5.43/7017: [ 369.124564][ T32] 4 locks held by kworker/u8:10/7050: [ 369.124570][ T32] #0: ffff0000c1f7a948 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x63c/0x155c [ 369.124602][ T32] #1: ffff80009e407be0 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x6d4/0x155c [ 369.124635][ T32] #2: ffff0000d11880e0 (&type->s_umount_key#54){++++}-{4:4}, at: super_trylock_shared+0x24/0xdc [ 369.124672][ T32] #3: ffff0000cf7e1410 (&sbi->gc_lock){+.+.}-{4:4}, at: f2fs_balance_fs+0x4b8/0x6ec [ 369.124704][ T32] 7 locks held by syz.6.44/7055: [ 369.124711][ T32] 2 locks held by kworker/u8:11/7071: [ 369.124717][ T32] 6 locks held by syz.7.48/7112: [ 369.124724][ T32] 4 locks held by syz.8.54/7186: [ 369.124731][ T32] [ 369.124736][ T32] ============================================= [ 369.124736][ T32] [ 369.124743][ T32] Kernel panic - not syncing: hung_task: blocked tasks [ 369.217986][ T32] CPU: 1 UID: 0 PID: 32 Comm: khungtaskd Not tainted syzkaller #0 PREEMPT [ 369.219385][ T32] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025 [ 369.221089][ T32] Call trace: [ 369.221611][ T32] show_stack+0x2c/0x3c (C) [ 369.222270][ T32] __dump_stack+0x30/0x40 [ 369.222942][ T32] dump_stack_lvl+0x30/0x12c [ 369.223659][ T32] dump_stack+0x1c/0x28 [ 369.224390][ T32] vpanic+0x280/0x780 [ 369.225013][ T32] vpanic+0x0/0x780 [ 369.225508][ T32] hung_task_panic+0x0/0x2c [ 369.226161][ T32] kthread+0x5fc/0x75c [ 369.226789][ T32] ret_from_fork+0x10/0x20 [ 369.227480][ T32] SMP: stopping secondary CPUs [ 369.228311][ T32] Kernel Offset: disabled [ 369.228972][ T32] CPU features: 0x080000,0000f000,21381141,5427fea7 [ 369.229955][ T32] Memory Limit: none [ 369.641103][ T32] Rebooting in 86400 seconds..