[ 19.879519][ T407] device veth1_macvtap entered promiscuous mode [ 19.890873][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 19.899363][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 20.014858][ T407] syz-executor.0 (407) used greatest stack depth: 21088 bytes left [ 20.504776][ T43] device bridge_slave_1 left promiscuous mode [ 20.510732][ T43] bridge0: port 2(bridge_slave_1) entered disabled state [ 20.518251][ T43] device bridge_slave_0 left promiscuous mode [ 20.524488][ T43] bridge0: port 1(bridge_slave_0) entered disabled state [ 20.532940][ T43] device veth1_macvtap left promiscuous mode [ 20.538924][ T43] device veth0_vlan left promiscuous mode Warning: Permanently added '10.128.0.48' (ECDSA) to the list of known hosts. 2022/12/09 17:38:18 ignoring optional flag "sandboxArg"="0" 2022/12/09 17:38:19 parsed 1 programs 2022/12/09 17:38:19 executed programs: 0 [ 37.339735][ T28] kauditd_printk_skb: 64 callbacks suppressed [ 37.339749][ T28] audit: type=1400 audit(1670607499.089:136): avc: denied { mounton } for pid=451 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 37.370918][ T28] audit: type=1400 audit(1670607499.089:137): avc: denied { mount } for pid=451 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 37.402061][ T454] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.409586][ T454] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.416764][ T454] device bridge_slave_0 entered promiscuous mode [ 37.423436][ T454] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.430485][ T454] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.437549][ T454] device bridge_slave_1 entered promiscuous mode [ 37.473179][ T454] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.480234][ T454] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.487569][ T454] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.494467][ T454] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.510691][ T37] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.518170][ T37] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.525754][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 37.533150][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.542260][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.550319][ T56] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.557531][ T56] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.578697][ T454] device veth0_vlan entered promiscuous mode [ 37.585226][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.593416][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.601375][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.608730][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.616221][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.624116][ T37] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.631142][ T37] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.638907][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.646786][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.658715][ T454] device veth1_macvtap entered promiscuous mode [ 37.665427][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.677959][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.686086][ T56] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.698359][ T28] audit: type=1400 audit(1670607499.449:138): avc: denied { mount } for pid=454 comm="syz-executor.0" name="/" dev="binder" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=filesystem permissive=1 [ 37.728341][ T462] loop0: detected capacity change from 0 to 131072 [ 37.735980][ T28] audit: type=1400 audit(1670607499.489:139): avc: denied { mounton } for pid=460 comm="syz-executor.0" path="/root/syzkaller-testdir1226386732/syzkaller.hZyBgs/0/file0" dev="sda1" ino=1148 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_home_t tclass=dir permissive=1 [ 37.748475][ T462] F2FS-fs (loop0): Invalid log_blocksize (16), supports only 12 [ 37.770929][ T462] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock [ 37.781168][ T462] F2FS-fs (loop0): Found nat_bits in checkpoint [ 37.801517][ T462] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0 [ 37.808603][ T462] F2FS-fs (loop0): Mounted with checkpoint version = 3e17dab1 [ 37.816379][ T28] audit: type=1400 audit(1670607499.569:140): avc: denied { mount } for pid=460 comm="syz-executor.0" name="/" dev="loop0" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 37.838451][ T28] audit: type=1400 audit(1670607499.589:141): avc: denied { write } for pid=460 comm="syz-executor.0" name="/" dev="loop0" ino=3 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 37.861011][ T28] audit: type=1400 audit(1670607499.589:142): avc: denied { add_name } for pid=460 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=dir permissive=1 [ 37.882582][ T28] audit: type=1400 audit(1670607499.589:143): avc: denied { create } for pid=460 comm="syz-executor.0" name="bus" scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 37.903438][ T28] audit: type=1400 audit(1670607499.589:144): avc: denied { read write open } for pid=460 comm="syz-executor.0" path="/root/syzkaller-testdir1226386732/syzkaller.hZyBgs/0/file0/bus" dev="loop0" ino=455 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:unlabeled_t tclass=file permissive=1 [ 38.097681][ T28] audit: type=1400 audit(1670607499.849:145): avc: denied { unmount } for pid=454 comm="syz-executor.0" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fs_t tclass=filesystem permissive=1 [ 38.119197][ T43] F2FS-fs (loop0): Inconsistent ofs_in_node:50161 in summary, ino:8, nid:8, max:923 [ 163.924284][ T29] INFO: task kworker/u4:2:43 blocked for more than 122 seconds. [ 163.931826][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 163.939386][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 163.947900][ T29] task:kworker/u4:2 state:D stack:21888 pid:43 ppid:2 flags:0x00004000 [ 163.957023][ T29] Workqueue: writeback wb_workfn (flush-7:0) [ 163.962903][ T29] Call Trace: [ 163.966044][ T29] [ 163.968798][ T29] __schedule+0xb6e/0x1060 [ 163.973067][ T29] ? release_firmware_map_entry+0x191/0x191 [ 163.978810][ T29] ? wq_worker_sleeping+0x63/0x2b0 [ 163.983727][ T29] schedule+0xcb/0x180 [ 163.987661][ T29] io_schedule+0x8e/0x120 [ 163.991797][ T29] folio_wait_bit_common+0x7c5/0xab0 [ 163.996943][ T29] ? folio_wait_bit+0x30/0x30 [ 164.001455][ T29] ? radix_tree_insert+0x22e/0x690 [ 164.006416][ T29] ? migration_entry_wait_on_locked+0x7c0/0x7c0 [ 164.012452][ T29] ? xas_load+0x364/0x380 [ 164.016645][ T29] __filemap_get_folio+0x5d6/0xa50 [ 164.021579][ T29] ? page_cache_prev_miss+0x430/0x430 [ 164.026832][ T29] pagecache_get_page+0x2d/0x110 [ 164.031557][ T29] __get_node_page+0x1e1/0xef0 [ 164.036178][ T29] ? radix_tree_node_alloc+0x80/0x3c0 [ 164.041358][ T29] ? read_node_page+0x710/0x710 [ 164.046167][ T29] ? __kasan_check_write+0x14/0x20 [ 164.051263][ T29] ? up_read+0x6f/0x1c0 [ 164.055273][ T29] ? down_write_trylock+0x1a0/0x1a0 [ 164.060284][ T29] f2fs_get_node_page+0x21/0x30 [ 164.064994][ T29] do_garbage_collect+0x1dd1/0x6960 [ 164.070004][ T29] ? stack_trace_save+0x1f0/0x1f0 [ 164.074897][ T29] ? has_not_enough_free_secs+0x960/0x960 [ 164.080417][ T29] ? page_ext_put+0x1c/0x30 [ 164.084782][ T29] ? __set_page_owner+0x3a8/0x3c0 [ 164.089619][ T29] ? __kasan_check_read+0x11/0x20 [ 164.094499][ T29] ? lock_page+0xb0/0xb0 [ 164.098554][ T29] ? f2fs_check_nid_range+0x130/0x130 [ 164.103779][ T29] ? up_write+0xc2/0x1c0 [ 164.107867][ T29] ? up_read+0x1c0/0x1c0 [ 164.111922][ T29] f2fs_gc+0xb08/0x1ea0 [ 164.116018][ T29] ? xas_set_mark+0x241/0x390 [ 164.120527][ T29] ? f2fs_start_bidx_of_node+0x370/0x370 [ 164.126000][ T29] ? __kasan_check_write+0x14/0x20 [ 164.130937][ T29] ? down_read_killable+0x250/0x250 [ 164.135981][ T29] ? has_not_enough_free_secs+0x41f/0x940 [ 164.141617][ T29] ? f2fs_balance_fs+0x336/0x400 [ 164.146408][ T29] ? memcpy+0x56/0x70 [ 164.150283][ T29] f2fs_balance_fs+0x34e/0x400 [ 164.154911][ T29] ? f2fs_commit_atomic_write+0x15e0/0x15e0 [ 164.160702][ T29] ? __kasan_check_write+0x14/0x20 [ 164.165667][ T29] ? folio_unlock+0x3b/0x60 [ 164.169985][ T29] ? __kasan_check_write+0x14/0x20 [ 164.175039][ T29] ? f2fs_update_inode_page+0x101/0x130 [ 164.180507][ T29] f2fs_write_inode+0x4d3/0x550 [ 164.185110][ T29] write_inode+0xf5/0x2a0 [ 164.189255][ T29] __writeback_single_inode+0x3a5/0x7e0 [ 164.194702][ T29] writeback_sb_inodes+0xb44/0x1940 [ 164.199760][ T29] ? queue_io+0x500/0x500 [ 164.203919][ T29] ? __writeback_inodes_wb+0x430/0x430 [ 164.209240][ T29] ? try_to_wake_up+0x837/0xe60 [ 164.213902][ T29] ? queue_io+0x3c7/0x500 [ 164.218088][ T29] ? memset+0x35/0x40 [ 164.221887][ T29] wb_writeback+0x401/0x9f0 [ 164.226256][ T29] ? wake_up_process+0x10/0x20 [ 164.230828][ T29] ? inode_cgwb_move_to_attached+0x400/0x400 [ 164.236667][ T29] ? widen_string+0x41/0x3a0 [ 164.241071][ T29] ? __kasan_check_write+0x14/0x20 [ 164.246037][ T29] ? vsnprintf+0x1c02/0x1ce0 [ 164.250440][ T29] wb_do_writeback+0x222/0xbd0 [ 164.255066][ T29] ? wb_workfn+0x360/0x360 [ 164.259301][ T29] ? set_worker_desc+0x158/0x1c0 [ 164.264352][ T29] ? work_busy+0x250/0x250 [ 164.268591][ T29] ? finish_task_switch+0x173/0x700 [ 164.273614][ T29] ? kthread_data+0x52/0xc0 [ 164.277982][ T29] wb_workfn+0xc8/0x360 [ 164.281946][ T29] process_one_work+0x6cb/0xc00 [ 164.286660][ T29] worker_thread+0xb3c/0x1390 [ 164.291156][ T29] kthread+0x26b/0x300 [ 164.295071][ T29] ? worker_clr_flags+0x1a0/0x1a0 [ 164.299917][ T29] ? kthread_blkcg+0xd0/0xd0 [ 164.304359][ T29] ret_from_fork+0x1f/0x30 [ 164.308593][ T29] [ 164.311481][ T29] INFO: task syz-executor.0:454 blocked for more than 122 seconds. [ 164.319209][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 164.326592][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 164.335082][ T29] task:syz-executor.0 state:D stack:22432 pid:454 ppid:1 flags:0x00004004 [ 164.344089][ T29] Call Trace: [ 164.347234][ T29] [ 164.349995][ T29] __schedule+0xb6e/0x1060 [ 164.354265][ T29] ? release_firmware_map_entry+0x191/0x191 [ 164.359972][ T29] ? wb_queue_work+0x2d8/0x3d0 [ 164.364596][ T29] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 164.370213][ T29] ? prepare_to_wait_event+0x464/0x560 [ 164.375526][ T29] schedule+0xcb/0x180 [ 164.379415][ T29] wb_wait_for_completion+0x155/0x280 [ 164.384655][ T29] ? __bpf_trace_writeback_inode_template+0x30/0x30 [ 164.391043][ T29] ? wake_bit_function+0x270/0x270 [ 164.396019][ T29] __writeback_inodes_sb_nr+0x2f0/0x3d0 [ 164.401376][ T29] ? _raw_spin_trylock_bh+0x1d0/0x1d0 [ 164.406649][ T29] ? writeback_inodes_sb_nr+0x30/0x30 [ 164.411807][ T29] ? get_nr_dirty_inodes+0x2da/0x300 [ 164.416933][ T29] writeback_inodes_sb+0x81/0x90 [ 164.421690][ T29] sync_filesystem+0xa8/0x250 [ 164.426404][ T29] ? shrink_dcache_for_umount+0xde/0x1a0 [ 164.431834][ T29] generic_shutdown_super+0x6e/0x330 [ 164.436976][ T29] kill_block_super+0x80/0xe0 [ 164.441562][ T29] kill_f2fs_super+0x2f3/0x3c0 [ 164.446186][ T29] ? up_read+0x1c0/0x1c0 [ 164.450246][ T29] ? f2fs_mount+0x40/0x40 [ 164.454874][ T29] ? unregister_shrinker+0x238/0x2d0 [ 164.459966][ T29] deactivate_locked_super+0xa8/0x100 [ 164.465362][ T29] deactivate_super+0xa5/0xd0 [ 164.469857][ T29] cleanup_mnt+0x47f/0x510 [ 164.474110][ T29] ? __kasan_slab_free+0x11/0x20 [ 164.478907][ T29] __cleanup_mnt+0x19/0x20 [ 164.483135][ T29] task_work_run+0x243/0x2f0 [ 164.487580][ T29] ? task_work_cancel+0x2e0/0x2e0 [ 164.492431][ T29] ? user_path_at_empty+0x152/0x1b0 [ 164.497476][ T29] ? __x64_sys_umount+0x122/0x170 [ 164.502317][ T29] exit_to_user_mode_loop+0x8b/0xd0 [ 164.507378][ T29] exit_to_user_mode_prepare+0x59/0x80 [ 164.512670][ T29] syscall_exit_to_user_mode+0x24/0x40 [ 164.517964][ T29] do_syscall_64+0x3b/0x50 [ 164.522191][ T29] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 164.527938][ T29] RIP: 0033:0x7efd62a8ca17 [ 164.532172][ T29] RSP: 002b:00007fff218c4188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 164.540459][ T29] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efd62a8ca17 [ 164.548239][ T29] RDX: 00007fff218c4259 RSI: 000000000000000a RDI: 00007fff218c4250 [ 164.556057][ T29] RBP: 00007fff218c4250 R08: 00000000ffffffff R09: 00007fff218c4020 [ 164.563860][ T29] R10: 0000555556a89793 R11: 0000000000000246 R12: 00007efd62ae55f6 [ 164.571715][ T29] R13: 00007fff218c5310 R14: 0000555556a896f0 R15: 00007fff218c5350 [ 164.579554][ T29] [ 164.582348][ T29] NMI backtrace for cpu 1 [ 164.586505][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 164.596138][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 164.606032][ T29] Call Trace: [ 164.609157][ T29] [ 164.611935][ T29] dump_stack_lvl+0x151/0x1b7 [ 164.616448][ T29] ? nf_tcp_handle_invalid+0x3ff/0x3ff [ 164.621742][ T29] dump_stack+0x15/0x1d [ 164.625733][ T29] nmi_cpu_backtrace+0x2fe/0x310 [ 164.630514][ T29] ? nmi_trigger_cpumask_backtrace+0x360/0x360 [ 164.636581][ T29] ? print_tainted+0x141/0x170 [ 164.641191][ T29] ? __rcu_read_unlock+0xd0/0xd0 [ 164.645956][ T29] nmi_trigger_cpumask_backtrace+0x157/0x360 [ 164.651881][ T29] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.657781][ T29] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.663508][ T29] watchdog+0x6fe/0x750 [ 164.667502][ T29] kthread+0x26b/0x300 [ 164.671429][ T29] ? hungtask_pm_notify+0x50/0x50 [ 164.676279][ T29] ? kthread_blkcg+0xd0/0xd0 [ 164.680693][ T29] ret_from_fork+0x1f/0x30 [ 164.684948][ T29] [ 164.687852][ T29] Sending NMI from CPU 1 to CPUs 0: [ 164.693054][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_enter+0x411/0x730 [ 185.044245][ T29] INFO: task kworker/u4:2:43 blocked for more than 143 seconds. [ 185.052052][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 185.059710][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 185.068146][ T29] task:kworker/u4:2 state:D stack:21888 pid:43 ppid:2 flags:0x00004000 [ 185.077240][ T29] Workqueue: writeback wb_workfn (flush-7:0) [ 185.083026][ T29] Call Trace: [ 185.086245][ T29] [ 185.088931][ T29] __schedule+0xb6e/0x1060 [ 185.093180][ T29] ? release_firmware_map_entry+0x191/0x191 [ 185.099042][ T29] ? wq_worker_sleeping+0x63/0x2b0 [ 185.103965][ T29] schedule+0xcb/0x180 [ 185.107958][ T29] io_schedule+0x8e/0x120 [ 185.112123][ T29] folio_wait_bit_common+0x7c5/0xab0 [ 185.117338][ T29] ? folio_wait_bit+0x30/0x30 [ 185.121763][ T29] ? radix_tree_insert+0x22e/0x690 [ 185.126794][ T29] ? migration_entry_wait_on_locked+0x7c0/0x7c0 [ 185.132865][ T29] ? xas_load+0x364/0x380 [ 185.137168][ T29] __filemap_get_folio+0x5d6/0xa50 [ 185.141980][ T29] ? page_cache_prev_miss+0x430/0x430 [ 185.147449][ T29] pagecache_get_page+0x2d/0x110 [ 185.152142][ T29] __get_node_page+0x1e1/0xef0 [ 185.156813][ T29] ? radix_tree_node_alloc+0x80/0x3c0 [ 185.161946][ T29] ? read_node_page+0x710/0x710 [ 185.166713][ T29] ? __kasan_check_write+0x14/0x20 [ 185.171581][ T29] ? up_read+0x6f/0x1c0 [ 185.175664][ T29] ? down_write_trylock+0x1a0/0x1a0 [ 185.180687][ T29] f2fs_get_node_page+0x21/0x30 [ 185.186070][ T29] do_garbage_collect+0x1dd1/0x6960 [ 185.191066][ T29] ? stack_trace_save+0x1f0/0x1f0 [ 185.196005][ T29] ? has_not_enough_free_secs+0x960/0x960 [ 185.201649][ T29] ? page_ext_put+0x1c/0x30 [ 185.206046][ T29] ? __set_page_owner+0x3a8/0x3c0 [ 185.210816][ T29] ? __kasan_check_read+0x11/0x20 [ 185.215792][ T29] ? lock_page+0xb0/0xb0 [ 185.219754][ T29] ? f2fs_check_nid_range+0x130/0x130 [ 185.225048][ T29] ? up_write+0xc2/0x1c0 [ 185.229043][ T29] ? up_read+0x1c0/0x1c0 [ 185.233120][ T29] f2fs_gc+0xb08/0x1ea0 [ 185.237219][ T29] ? xas_set_mark+0x241/0x390 [ 185.241627][ T29] ? f2fs_start_bidx_of_node+0x370/0x370 [ 185.247193][ T29] ? __kasan_check_write+0x14/0x20 [ 185.252041][ T29] ? down_read_killable+0x250/0x250 [ 185.257263][ T29] ? has_not_enough_free_secs+0x41f/0x940 [ 185.262717][ T29] ? f2fs_balance_fs+0x336/0x400 [ 185.267576][ T29] ? memcpy+0x56/0x70 [ 185.271655][ T29] f2fs_balance_fs+0x34e/0x400 [ 185.276338][ T29] ? f2fs_commit_atomic_write+0x15e0/0x15e0 [ 185.282072][ T29] ? __kasan_check_write+0x14/0x20 [ 185.287290][ T29] ? folio_unlock+0x3b/0x60 [ 185.291532][ T29] ? __kasan_check_write+0x14/0x20 [ 185.296580][ T29] ? f2fs_update_inode_page+0x101/0x130 [ 185.301861][ T29] f2fs_write_inode+0x4d3/0x550 [ 185.306659][ T29] write_inode+0xf5/0x2a0 [ 185.310713][ T29] __writeback_single_inode+0x3a5/0x7e0 [ 185.316199][ T29] writeback_sb_inodes+0xb44/0x1940 [ 185.321131][ T29] ? queue_io+0x500/0x500 [ 185.325391][ T29] ? __writeback_inodes_wb+0x430/0x430 [ 185.330587][ T29] ? try_to_wake_up+0x837/0xe60 [ 185.335363][ T29] ? queue_io+0x3c7/0x500 [ 185.339452][ T29] ? memset+0x35/0x40 [ 185.343355][ T29] wb_writeback+0x401/0x9f0 [ 185.347804][ T29] ? wake_up_process+0x10/0x20 [ 185.352286][ T29] ? inode_cgwb_move_to_attached+0x400/0x400 [ 185.359059][ T29] ? widen_string+0x41/0x3a0 [ 185.364003][ T29] ? __kasan_check_write+0x14/0x20 [ 185.369164][ T29] ? vsnprintf+0x1c02/0x1ce0 [ 185.373617][ T29] wb_do_writeback+0x222/0xbd0 [ 185.378228][ T29] ? wb_workfn+0x360/0x360 [ 185.382430][ T29] ? set_worker_desc+0x158/0x1c0 [ 185.387235][ T29] ? work_busy+0x250/0x250 [ 185.391453][ T29] ? finish_task_switch+0x173/0x700 [ 185.396537][ T29] ? kthread_data+0x52/0xc0 [ 185.400827][ T29] wb_workfn+0xc8/0x360 [ 185.404843][ T29] process_one_work+0x6cb/0xc00 [ 185.409506][ T29] worker_thread+0xb3c/0x1390 [ 185.414020][ T29] kthread+0x26b/0x300 [ 185.417976][ T29] ? worker_clr_flags+0x1a0/0x1a0 [ 185.422796][ T29] ? kthread_blkcg+0xd0/0xd0 [ 185.427234][ T29] ret_from_fork+0x1f/0x30 [ 185.431564][ T29] [ 185.434500][ T29] INFO: task syz-executor.0:454 blocked for more than 144 seconds. [ 185.442234][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 185.449651][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 185.458247][ T29] task:syz-executor.0 state:D stack:22432 pid:454 ppid:1 flags:0x00004004 [ 185.467337][ T29] Call Trace: [ 185.470342][ T29] [ 185.473122][ T29] __schedule+0xb6e/0x1060 [ 185.477600][ T29] ? release_firmware_map_entry+0x191/0x191 [ 185.483277][ T29] ? wb_queue_work+0x2d8/0x3d0 [ 185.487904][ T29] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 185.493523][ T29] ? prepare_to_wait_event+0x464/0x560 [ 185.498865][ T29] schedule+0xcb/0x180 [ 185.502720][ T29] wb_wait_for_completion+0x155/0x280 [ 185.507957][ T29] ? __bpf_trace_writeback_inode_template+0x30/0x30 [ 185.514384][ T29] ? wake_bit_function+0x270/0x270 [ 185.519385][ T29] __writeback_inodes_sb_nr+0x2f0/0x3d0 [ 185.524787][ T29] ? _raw_spin_trylock_bh+0x1d0/0x1d0 [ 185.529974][ T29] ? writeback_inodes_sb_nr+0x30/0x30 [ 185.535232][ T29] ? get_nr_dirty_inodes+0x2da/0x300 [ 185.540299][ T29] writeback_inodes_sb+0x81/0x90 [ 185.545098][ T29] sync_filesystem+0xa8/0x250 [ 185.549761][ T29] ? shrink_dcache_for_umount+0xde/0x1a0 [ 185.555270][ T29] generic_shutdown_super+0x6e/0x330 [ 185.560436][ T29] kill_block_super+0x80/0xe0 [ 185.564974][ T29] kill_f2fs_super+0x2f3/0x3c0 [ 185.569550][ T29] ? up_read+0x1c0/0x1c0 [ 185.573627][ T29] ? f2fs_mount+0x40/0x40 [ 185.577845][ T29] ? unregister_shrinker+0x238/0x2d0 [ 185.582915][ T29] deactivate_locked_super+0xa8/0x100 [ 185.588152][ T29] deactivate_super+0xa5/0xd0 [ 185.592638][ T29] cleanup_mnt+0x47f/0x510 [ 185.596930][ T29] ? __kasan_slab_free+0x11/0x20 [ 185.601665][ T29] __cleanup_mnt+0x19/0x20 [ 185.605934][ T29] task_work_run+0x243/0x2f0 [ 185.610344][ T29] ? task_work_cancel+0x2e0/0x2e0 [ 185.615246][ T29] ? user_path_at_empty+0x152/0x1b0 [ 185.620237][ T29] ? __x64_sys_umount+0x122/0x170 [ 185.625222][ T29] exit_to_user_mode_loop+0x8b/0xd0 [ 185.630216][ T29] exit_to_user_mode_prepare+0x59/0x80 [ 185.635597][ T29] syscall_exit_to_user_mode+0x24/0x40 [ 185.640818][ T29] do_syscall_64+0x3b/0x50 [ 185.645099][ T29] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 185.650872][ T29] RIP: 0033:0x7efd62a8ca17 [ 185.655175][ T29] RSP: 002b:00007fff218c4188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 185.663370][ T29] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efd62a8ca17 [ 185.671209][ T29] RDX: 00007fff218c4259 RSI: 000000000000000a RDI: 00007fff218c4250 [ 185.679025][ T29] RBP: 00007fff218c4250 R08: 00000000ffffffff R09: 00007fff218c4020 [ 185.687095][ T29] R10: 0000555556a89793 R11: 0000000000000246 R12: 00007efd62ae55f6 [ 185.695078][ T29] R13: 00007fff218c5310 R14: 0000555556a896f0 R15: 00007fff218c5350 [ 185.702862][ T29] [ 185.705772][ T29] NMI backtrace for cpu 0 [ 185.709891][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 185.719549][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 185.729591][ T29] Call Trace: [ 185.732717][ T29] [ 185.735494][ T29] dump_stack_lvl+0x151/0x1b7 [ 185.740008][ T29] ? nf_tcp_handle_invalid+0x3ff/0x3ff [ 185.745389][ T29] dump_stack+0x15/0x1d [ 185.749466][ T29] nmi_cpu_backtrace+0x2fe/0x310 [ 185.754247][ T29] ? nmi_trigger_cpumask_backtrace+0x360/0x360 [ 185.760229][ T29] ? print_tainted+0x141/0x170 [ 185.764915][ T29] ? __rcu_read_unlock+0xd0/0xd0 [ 185.769718][ T29] nmi_trigger_cpumask_backtrace+0x157/0x360 [ 185.775505][ T29] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 185.781407][ T29] arch_trigger_cpumask_backtrace+0x10/0x20 [ 185.787131][ T29] watchdog+0x6fe/0x750 [ 185.791159][ T29] kthread+0x26b/0x300 [ 185.795031][ T29] ? hungtask_pm_notify+0x50/0x50 [ 185.799889][ T29] ? kthread_blkcg+0xd0/0xd0 [ 185.804318][ T29] ret_from_fork+0x1f/0x30 [ 185.808573][ T29] [ 185.811607][ T29] Sending NMI from CPU 0 to CPUs 1: [ 185.816615][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_enter+0x411/0x730 [ 206.164285][ T29] INFO: task kworker/u4:2:43 blocked for more than 164 seconds. [ 206.171752][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 206.179376][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 206.187968][ T29] task:kworker/u4:2 state:D stack:21888 pid:43 ppid:2 flags:0x00004000 [ 206.197030][ T29] Workqueue: writeback wb_workfn (flush-7:0) [ 206.202933][ T29] Call Trace: [ 206.206058][ T29] [ 206.208799][ T29] __schedule+0xb6e/0x1060 [ 206.213321][ T29] ? release_firmware_map_entry+0x191/0x191 [ 206.219198][ T29] ? wq_worker_sleeping+0x63/0x2b0 [ 206.224107][ T29] schedule+0xcb/0x180 [ 206.228585][ T29] io_schedule+0x8e/0x120 [ 206.232843][ T29] folio_wait_bit_common+0x7c5/0xab0 [ 206.238125][ T29] ? folio_wait_bit+0x30/0x30 [ 206.242881][ T29] ? radix_tree_insert+0x22e/0x690 [ 206.248595][ T29] ? migration_entry_wait_on_locked+0x7c0/0x7c0 [ 206.254636][ T29] ? xas_load+0x364/0x380 [ 206.258885][ T29] __filemap_get_folio+0x5d6/0xa50 [ 206.264096][ T29] ? page_cache_prev_miss+0x430/0x430 [ 206.269357][ T29] pagecache_get_page+0x2d/0x110 [ 206.274437][ T29] __get_node_page+0x1e1/0xef0 [ 206.279004][ T29] ? radix_tree_node_alloc+0x80/0x3c0 [ 206.284333][ T29] ? read_node_page+0x710/0x710 [ 206.289002][ T29] ? __kasan_check_write+0x14/0x20 [ 206.293947][ T29] ? up_read+0x6f/0x1c0 [ 206.297959][ T29] ? down_write_trylock+0x1a0/0x1a0 [ 206.302966][ T29] f2fs_get_node_page+0x21/0x30 [ 206.307674][ T29] do_garbage_collect+0x1dd1/0x6960 [ 206.312773][ T29] ? stack_trace_save+0x1f0/0x1f0 [ 206.317666][ T29] ? has_not_enough_free_secs+0x960/0x960 [ 206.323187][ T29] ? page_ext_put+0x1c/0x30 [ 206.327555][ T29] ? __set_page_owner+0x3a8/0x3c0 [ 206.332397][ T29] ? __kasan_check_read+0x11/0x20 [ 206.337269][ T29] ? lock_page+0xb0/0xb0 [ 206.341514][ T29] ? f2fs_check_nid_range+0x130/0x130 [ 206.346726][ T29] ? up_write+0xc2/0x1c0 [ 206.350783][ T29] ? up_read+0x1c0/0x1c0 [ 206.354881][ T29] f2fs_gc+0xb08/0x1ea0 [ 206.358859][ T29] ? xas_set_mark+0x241/0x390 [ 206.363378][ T29] ? f2fs_start_bidx_of_node+0x370/0x370 [ 206.368860][ T29] ? __kasan_check_write+0x14/0x20 [ 206.373784][ T29] ? down_read_killable+0x250/0x250 [ 206.379037][ T29] ? has_not_enough_free_secs+0x41f/0x940 [ 206.384565][ T29] ? f2fs_balance_fs+0x336/0x400 [ 206.389315][ T29] ? memcpy+0x56/0x70 [ 206.393139][ T29] f2fs_balance_fs+0x34e/0x400 [ 206.397781][ T29] ? f2fs_commit_atomic_write+0x15e0/0x15e0 [ 206.403532][ T29] ? __kasan_check_write+0x14/0x20 [ 206.408447][ T29] ? folio_unlock+0x3b/0x60 [ 206.412927][ T29] ? __kasan_check_write+0x14/0x20 [ 206.418258][ T29] ? f2fs_update_inode_page+0x101/0x130 [ 206.423606][ T29] f2fs_write_inode+0x4d3/0x550 [ 206.428402][ T29] write_inode+0xf5/0x2a0 [ 206.432555][ T29] __writeback_single_inode+0x3a5/0x7e0 [ 206.438119][ T29] writeback_sb_inodes+0xb44/0x1940 [ 206.443134][ T29] ? queue_io+0x500/0x500 [ 206.447436][ T29] ? __writeback_inodes_wb+0x430/0x430 [ 206.452878][ T29] ? try_to_wake_up+0x837/0xe60 [ 206.457585][ T29] ? queue_io+0x3c7/0x500 [ 206.461721][ T29] ? memset+0x35/0x40 [ 206.465608][ T29] wb_writeback+0x401/0x9f0 [ 206.469980][ T29] ? wake_up_process+0x10/0x20 [ 206.474680][ T29] ? inode_cgwb_move_to_attached+0x400/0x400 [ 206.480470][ T29] ? widen_string+0x41/0x3a0 [ 206.484916][ T29] ? __kasan_check_write+0x14/0x20 [ 206.489847][ T29] ? vsnprintf+0x1c02/0x1ce0 [ 206.494299][ T29] wb_do_writeback+0x222/0xbd0 [ 206.498870][ T29] ? wb_workfn+0x360/0x360 [ 206.503121][ T29] ? set_worker_desc+0x158/0x1c0 [ 206.507923][ T29] ? work_busy+0x250/0x250 [ 206.512237][ T29] ? finish_task_switch+0x173/0x700 [ 206.517289][ T29] ? kthread_data+0x52/0xc0 [ 206.521616][ T29] wb_workfn+0xc8/0x360 [ 206.525620][ T29] process_one_work+0x6cb/0xc00 [ 206.530287][ T29] worker_thread+0xb3c/0x1390 [ 206.534822][ T29] kthread+0x26b/0x300 [ 206.538791][ T29] ? worker_clr_flags+0x1a0/0x1a0 [ 206.543651][ T29] ? kthread_blkcg+0xd0/0xd0 [ 206.548098][ T29] ret_from_fork+0x1f/0x30 [ 206.552331][ T29] [ 206.555246][ T29] INFO: task syz-executor.0:454 blocked for more than 165 seconds. [ 206.563092][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 206.570498][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 206.578991][ T29] task:syz-executor.0 state:D stack:22432 pid:454 ppid:1 flags:0x00004004 [ 206.588022][ T29] Call Trace: [ 206.591159][ T29] [ 206.593912][ T29] __schedule+0xb6e/0x1060 [ 206.598270][ T29] ? release_firmware_map_entry+0x191/0x191 [ 206.603974][ T29] ? wb_queue_work+0x2d8/0x3d0 [ 206.608710][ T29] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 206.614595][ T29] ? prepare_to_wait_event+0x464/0x560 [ 206.619877][ T29] schedule+0xcb/0x180 [ 206.623783][ T29] wb_wait_for_completion+0x155/0x280 [ 206.629020][ T29] ? __bpf_trace_writeback_inode_template+0x30/0x30 [ 206.635425][ T29] ? wake_bit_function+0x270/0x270 [ 206.640455][ T29] __writeback_inodes_sb_nr+0x2f0/0x3d0 [ 206.646027][ T29] ? _raw_spin_trylock_bh+0x1d0/0x1d0 [ 206.651208][ T29] ? writeback_inodes_sb_nr+0x30/0x30 [ 206.656454][ T29] ? get_nr_dirty_inodes+0x2da/0x300 [ 206.661629][ T29] writeback_inodes_sb+0x81/0x90 [ 206.666440][ T29] sync_filesystem+0xa8/0x250 [ 206.671177][ T29] ? shrink_dcache_for_umount+0xde/0x1a0 [ 206.676687][ T29] generic_shutdown_super+0x6e/0x330 [ 206.681771][ T29] kill_block_super+0x80/0xe0 [ 206.686303][ T29] kill_f2fs_super+0x2f3/0x3c0 [ 206.690881][ T29] ? up_read+0x1c0/0x1c0 [ 206.694989][ T29] ? f2fs_mount+0x40/0x40 [ 206.699118][ T29] ? unregister_shrinker+0x238/0x2d0 [ 206.704261][ T29] deactivate_locked_super+0xa8/0x100 [ 206.709452][ T29] deactivate_super+0xa5/0xd0 [ 206.714068][ T29] cleanup_mnt+0x47f/0x510 [ 206.718346][ T29] ? __kasan_slab_free+0x11/0x20 [ 206.723338][ T29] __cleanup_mnt+0x19/0x20 [ 206.727796][ T29] task_work_run+0x243/0x2f0 [ 206.732204][ T29] ? task_work_cancel+0x2e0/0x2e0 [ 206.737101][ T29] ? user_path_at_empty+0x152/0x1b0 [ 206.742097][ T29] ? __x64_sys_umount+0x122/0x170 [ 206.747167][ T29] exit_to_user_mode_loop+0x8b/0xd0 [ 206.752158][ T29] exit_to_user_mode_prepare+0x59/0x80 [ 206.757480][ T29] syscall_exit_to_user_mode+0x24/0x40 [ 206.762833][ T29] do_syscall_64+0x3b/0x50 [ 206.767130][ T29] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 206.772840][ T29] RIP: 0033:0x7efd62a8ca17 [ 206.777270][ T29] RSP: 002b:00007fff218c4188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 206.785499][ T29] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efd62a8ca17 [ 206.793318][ T29] RDX: 00007fff218c4259 RSI: 000000000000000a RDI: 00007fff218c4250 [ 206.802097][ T29] RBP: 00007fff218c4250 R08: 00000000ffffffff R09: 00007fff218c4020 [ 206.809896][ T29] R10: 0000555556a89793 R11: 0000000000000246 R12: 00007efd62ae55f6 [ 206.817714][ T29] R13: 00007fff218c5310 R14: 0000555556a896f0 R15: 00007fff218c5350 [ 206.825513][ T29] [ 206.828371][ T29] NMI backtrace for cpu 1 [ 206.832539][ T29] CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 206.842330][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 206.852227][ T29] Call Trace: [ 206.855352][ T29] [ 206.858149][ T29] dump_stack_lvl+0x151/0x1b7 [ 206.863259][ T29] ? nf_tcp_handle_invalid+0x3ff/0x3ff [ 206.868636][ T29] dump_stack+0x15/0x1d [ 206.872626][ T29] nmi_cpu_backtrace+0x2fe/0x310 [ 206.877403][ T29] ? nmi_trigger_cpumask_backtrace+0x360/0x360 [ 206.883392][ T29] ? print_tainted+0x141/0x170 [ 206.888255][ T29] ? __rcu_read_unlock+0xd0/0xd0 [ 206.893023][ T29] nmi_trigger_cpumask_backtrace+0x157/0x360 [ 206.898845][ T29] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 206.904741][ T29] arch_trigger_cpumask_backtrace+0x10/0x20 [ 206.910472][ T29] watchdog+0x6fe/0x750 [ 206.914467][ T29] kthread+0x26b/0x300 [ 206.918367][ T29] ? hungtask_pm_notify+0x50/0x50 [ 206.923225][ T29] ? kthread_blkcg+0xd0/0xd0 [ 206.927651][ T29] ret_from_fork+0x1f/0x30 [ 206.931913][ T29] [ 206.935085][ T29] Sending NMI from CPU 1 to CPUs 0: [ 206.940090][ C0] NMI backtrace for cpu 0 skipped: idling at acpi_idle_enter+0x411/0x730 [ 227.284269][ T29] INFO: task kworker/u4:2:43 blocked for more than 185 seconds. [ 227.291804][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 227.299402][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 227.308134][ T29] task:kworker/u4:2 state:D stack:21888 pid:43 ppid:2 flags:0x00004000 [ 227.317232][ T29] Workqueue: writeback wb_workfn (flush-7:0) [ 227.322975][ T29] Call Trace: [ 227.326119][ T29] [ 227.328872][ T29] __schedule+0xb6e/0x1060 [ 227.333135][ T29] ? release_firmware_map_entry+0x191/0x191 [ 227.338911][ T29] ? wq_worker_sleeping+0x63/0x2b0 [ 227.343799][ T29] schedule+0xcb/0x180 [ 227.347730][ T29] io_schedule+0x8e/0x120 [ 227.351872][ T29] folio_wait_bit_common+0x7c5/0xab0 [ 227.357038][ T29] ? folio_wait_bit+0x30/0x30 [ 227.361599][ T29] ? radix_tree_insert+0x22e/0x690 [ 227.366559][ T29] ? migration_entry_wait_on_locked+0x7c0/0x7c0 [ 227.372624][ T29] ? xas_load+0x364/0x380 [ 227.376825][ T29] __filemap_get_folio+0x5d6/0xa50 [ 227.381729][ T29] ? page_cache_prev_miss+0x430/0x430 [ 227.386956][ T29] pagecache_get_page+0x2d/0x110 [ 227.391708][ T29] __get_node_page+0x1e1/0xef0 [ 227.396357][ T29] ? radix_tree_node_alloc+0x80/0x3c0 [ 227.401549][ T29] ? read_node_page+0x710/0x710 [ 227.406307][ T29] ? __kasan_check_write+0x14/0x20 [ 227.411240][ T29] ? up_read+0x6f/0x1c0 [ 227.415272][ T29] ? down_write_trylock+0x1a0/0x1a0 [ 227.420353][ T29] f2fs_get_node_page+0x21/0x30 [ 227.425058][ T29] do_garbage_collect+0x1dd1/0x6960 [ 227.430071][ T29] ? stack_trace_save+0x1f0/0x1f0 [ 227.434983][ T29] ? has_not_enough_free_secs+0x960/0x960 [ 227.440488][ T29] ? page_ext_put+0x1c/0x30 [ 227.444929][ T29] ? __set_page_owner+0x3a8/0x3c0 [ 227.449775][ T29] ? __kasan_check_read+0x11/0x20 [ 227.454714][ T29] ? lock_page+0xb0/0xb0 [ 227.458720][ T29] ? f2fs_check_nid_range+0x130/0x130 [ 227.464023][ T29] ? up_write+0xc2/0x1c0 [ 227.468103][ T29] ? up_read+0x1c0/0x1c0 [ 227.472163][ T29] f2fs_gc+0xb08/0x1ea0 [ 227.476293][ T29] ? xas_set_mark+0x241/0x390 [ 227.480761][ T29] ? f2fs_start_bidx_of_node+0x370/0x370 [ 227.486243][ T29] ? __kasan_check_write+0x14/0x20 [ 227.491172][ T29] ? down_read_killable+0x250/0x250 [ 227.496247][ T29] ? has_not_enough_free_secs+0x41f/0x940 [ 227.501759][ T29] ? f2fs_balance_fs+0x336/0x400 [ 227.506552][ T29] ? memcpy+0x56/0x70 [ 227.510351][ T29] f2fs_balance_fs+0x34e/0x400 [ 227.515001][ T29] ? f2fs_commit_atomic_write+0x15e0/0x15e0 [ 227.520686][ T29] ? __kasan_check_write+0x14/0x20 [ 227.525644][ T29] ? folio_unlock+0x3b/0x60 [ 227.529966][ T29] ? __kasan_check_write+0x14/0x20 [ 227.534955][ T29] ? f2fs_update_inode_page+0x101/0x130 [ 227.540297][ T29] f2fs_write_inode+0x4d3/0x550 [ 227.545004][ T29] write_inode+0xf5/0x2a0 [ 227.549150][ T29] __writeback_single_inode+0x3a5/0x7e0 [ 227.554571][ T29] writeback_sb_inodes+0xb44/0x1940 [ 227.559566][ T29] ? queue_io+0x500/0x500 [ 227.563727][ T29] ? __writeback_inodes_wb+0x430/0x430 [ 227.569042][ T29] ? try_to_wake_up+0x837/0xe60 [ 227.573713][ T29] ? queue_io+0x3c7/0x500 [ 227.577932][ T29] ? memset+0x35/0x40 [ 227.581696][ T29] wb_writeback+0x401/0x9f0 [ 227.586051][ T29] ? wake_up_process+0x10/0x20 [ 227.590636][ T29] ? inode_cgwb_move_to_attached+0x400/0x400 [ 227.597017][ T29] ? widen_string+0x41/0x3a0 [ 227.601413][ T29] ? __kasan_check_write+0x14/0x20 [ 227.606364][ T29] ? vsnprintf+0x1c02/0x1ce0 [ 227.610770][ T29] wb_do_writeback+0x222/0xbd0 [ 227.615486][ T29] ? wb_workfn+0x360/0x360 [ 227.619623][ T29] ? set_worker_desc+0x158/0x1c0 [ 227.624430][ T29] ? work_busy+0x250/0x250 [ 227.628737][ T29] ? finish_task_switch+0x173/0x700 [ 227.633786][ T29] ? kthread_data+0x52/0xc0 [ 227.638158][ T29] wb_workfn+0xc8/0x360 [ 227.642102][ T29] process_one_work+0x6cb/0xc00 [ 227.646843][ T29] worker_thread+0xb3c/0x1390 [ 227.651307][ T29] kthread+0x26b/0x300 [ 227.655247][ T29] ? worker_clr_flags+0x1a0/0x1a0 [ 227.660068][ T29] ? kthread_blkcg+0xd0/0xd0 [ 227.664512][ T29] ret_from_fork+0x1f/0x30 [ 227.668751][ T29] [ 227.671640][ T29] INFO: task syz-executor.0:454 blocked for more than 186 seconds. [ 227.679652][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 227.687253][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 227.695892][ T29] task:syz-executor.0 state:D stack:22432 pid:454 ppid:1 flags:0x00004004 [ 227.704887][ T29] Call Trace: [ 227.708023][ T29] [ 227.710781][ T29] __schedule+0xb6e/0x1060 [ 227.715195][ T29] ? release_firmware_map_entry+0x191/0x191 [ 227.720957][ T29] ? wb_queue_work+0x2d8/0x3d0 [ 227.725579][ T29] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 227.731208][ T29] ? prepare_to_wait_event+0x464/0x560 [ 227.736549][ T29] schedule+0xcb/0x180 [ 227.740485][ T29] wb_wait_for_completion+0x155/0x280 [ 227.745712][ T29] ? __bpf_trace_writeback_inode_template+0x30/0x30 [ 227.752115][ T29] ? wake_bit_function+0x270/0x270 [ 227.757305][ T29] __writeback_inodes_sb_nr+0x2f0/0x3d0 [ 227.762622][ T29] ? _raw_spin_trylock_bh+0x1d0/0x1d0 [ 227.767960][ T29] ? writeback_inodes_sb_nr+0x30/0x30 [ 227.773125][ T29] ? get_nr_dirty_inodes+0x2da/0x300 [ 227.778293][ T29] writeback_inodes_sb+0x81/0x90 [ 227.783019][ T29] sync_filesystem+0xa8/0x250 [ 227.787554][ T29] ? shrink_dcache_for_umount+0xde/0x1a0 [ 227.793012][ T29] generic_shutdown_super+0x6e/0x330 [ 227.798164][ T29] kill_block_super+0x80/0xe0 [ 227.802719][ T29] kill_f2fs_super+0x2f3/0x3c0 [ 227.807481][ T29] ? up_read+0x1c0/0x1c0 [ 227.811495][ T29] ? f2fs_mount+0x40/0x40 [ 227.815715][ T29] ? unregister_shrinker+0x238/0x2d0 [ 227.820783][ T29] deactivate_locked_super+0xa8/0x100 [ 227.826008][ T29] deactivate_super+0xa5/0xd0 [ 227.830494][ T29] cleanup_mnt+0x47f/0x510 [ 227.834791][ T29] ? __kasan_slab_free+0x11/0x20 [ 227.839613][ T29] __cleanup_mnt+0x19/0x20 [ 227.843868][ T29] task_work_run+0x243/0x2f0 [ 227.848551][ T29] ? task_work_cancel+0x2e0/0x2e0 [ 227.853405][ T29] ? user_path_at_empty+0x152/0x1b0 [ 227.858456][ T29] ? __x64_sys_umount+0x122/0x170 [ 227.863263][ T29] exit_to_user_mode_loop+0x8b/0xd0 [ 227.868317][ T29] exit_to_user_mode_prepare+0x59/0x80 [ 227.873592][ T29] syscall_exit_to_user_mode+0x24/0x40 [ 227.878940][ T29] do_syscall_64+0x3b/0x50 [ 227.883136][ T29] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 227.888883][ T29] RIP: 0033:0x7efd62a8ca17 [ 227.893113][ T29] RSP: 002b:00007fff218c4188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 227.901436][ T29] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efd62a8ca17 [ 227.902117][ T28] audit: type=1400 audit(1670607689.649:146): avc: denied { remove_name } for pid=163 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 227.909194][ T29] RDX: 00007fff218c4259 RSI: 000000000000000a RDI: 00007fff218c4250 [ 227.931712][ T28] audit: type=1400 audit(1670607689.649:147): avc: denied { rename } for pid=163 comm="syslogd" name="messages" dev="tmpfs" ino=2 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 227.939268][ T29] RBP: 00007fff218c4250 R08: 00000000ffffffff R09: 00007fff218c4020 [ 227.968935][ T29] R10: 0000555556a89793 R11: 0000000000000246 R12: 00007efd62ae55f6 [ 227.976731][ T29] R13: 00007fff218c5310 R14: 0000555556a896f0 R15: 00007fff218c5350 [ 227.984538][ T29] [ 227.987394][ T29] NMI backtrace for cpu 0 [ 227.991540][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 228.001378][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 228.011329][ T29] Call Trace: [ 228.014744][ T29] [ 228.017521][ T29] dump_stack_lvl+0x151/0x1b7 [ 228.022034][ T29] ? nf_tcp_handle_invalid+0x3ff/0x3ff [ 228.027326][ T29] dump_stack+0x15/0x1d [ 228.031408][ T29] nmi_cpu_backtrace+0x2fe/0x310 [ 228.036181][ T29] ? nmi_trigger_cpumask_backtrace+0x360/0x360 [ 228.042188][ T29] ? print_tainted+0x141/0x170 [ 228.046792][ T29] ? __rcu_read_unlock+0xd0/0xd0 [ 228.051542][ T29] nmi_trigger_cpumask_backtrace+0x157/0x360 [ 228.057356][ T29] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 228.063423][ T29] arch_trigger_cpumask_backtrace+0x10/0x20 [ 228.069146][ T29] watchdog+0x6fe/0x750 [ 228.073139][ T29] kthread+0x26b/0x300 [ 228.077042][ T29] ? hungtask_pm_notify+0x50/0x50 [ 228.081902][ T29] ? kthread_blkcg+0xd0/0xd0 [ 228.086348][ T29] ret_from_fork+0x1f/0x30 [ 228.090583][ T29] [ 228.093498][ T29] Sending NMI from CPU 0 to CPUs 1: [ 228.098523][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_enter+0x411/0x730 [ 248.404246][ T29] INFO: task kworker/u4:2:43 blocked for more than 207 seconds. [ 248.411878][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 248.419392][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 248.427887][ T29] task:kworker/u4:2 state:D stack:21888 pid:43 ppid:2 flags:0x00004000 [ 248.437010][ T29] Workqueue: writeback wb_workfn (flush-7:0) [ 248.442799][ T29] Call Trace: [ 248.445950][ T29] [ 248.448695][ T29] __schedule+0xb6e/0x1060 [ 248.452990][ T29] ? release_firmware_map_entry+0x191/0x191 [ 248.458805][ T29] ? wq_worker_sleeping+0x63/0x2b0 [ 248.463709][ T29] schedule+0xcb/0x180 [ 248.467641][ T29] io_schedule+0x8e/0x120 [ 248.471786][ T29] folio_wait_bit_common+0x7c5/0xab0 [ 248.476925][ T29] ? folio_wait_bit+0x30/0x30 [ 248.481445][ T29] ? radix_tree_insert+0x22e/0x690 [ 248.486388][ T29] ? migration_entry_wait_on_locked+0x7c0/0x7c0 [ 248.492438][ T29] ? xas_load+0x364/0x380 [ 248.496817][ T29] __filemap_get_folio+0x5d6/0xa50 [ 248.501723][ T29] ? page_cache_prev_miss+0x430/0x430 [ 248.507232][ T29] pagecache_get_page+0x2d/0x110 [ 248.511965][ T29] __get_node_page+0x1e1/0xef0 [ 248.517035][ T29] ? radix_tree_node_alloc+0x80/0x3c0 [ 248.522302][ T29] ? read_node_page+0x710/0x710 [ 248.527100][ T29] ? __kasan_check_write+0x14/0x20 [ 248.532015][ T29] ? up_read+0x6f/0x1c0 [ 248.536060][ T29] ? down_write_trylock+0x1a0/0x1a0 [ 248.541049][ T29] f2fs_get_node_page+0x21/0x30 [ 248.545749][ T29] do_garbage_collect+0x1dd1/0x6960 [ 248.550761][ T29] ? stack_trace_save+0x1f0/0x1f0 [ 248.556007][ T29] ? has_not_enough_free_secs+0x960/0x960 [ 248.561520][ T29] ? page_ext_put+0x1c/0x30 [ 248.565886][ T29] ? __set_page_owner+0x3a8/0x3c0 [ 248.570725][ T29] ? __kasan_check_read+0x11/0x20 [ 248.575605][ T29] ? lock_page+0xb0/0xb0 [ 248.579659][ T29] ? f2fs_check_nid_range+0x130/0x130 [ 248.584893][ T29] ? up_write+0xc2/0x1c0 [ 248.588955][ T29] ? up_read+0x1c0/0x1c0 [ 248.593025][ T29] f2fs_gc+0xb08/0x1ea0 [ 248.597045][ T29] ? xas_set_mark+0x241/0x390 [ 248.601533][ T29] ? f2fs_start_bidx_of_node+0x370/0x370 [ 248.607019][ T29] ? __kasan_check_write+0x14/0x20 [ 248.611947][ T29] ? down_read_killable+0x250/0x250 [ 248.617006][ T29] ? has_not_enough_free_secs+0x41f/0x940 [ 248.622539][ T29] ? f2fs_balance_fs+0x336/0x400 [ 248.627342][ T29] ? memcpy+0x56/0x70 [ 248.631126][ T29] f2fs_balance_fs+0x34e/0x400 [ 248.635773][ T29] ? f2fs_commit_atomic_write+0x15e0/0x15e0 [ 248.641461][ T29] ? __kasan_check_write+0x14/0x20 [ 248.646712][ T29] ? folio_unlock+0x3b/0x60 [ 248.651092][ T29] ? __kasan_check_write+0x14/0x20 [ 248.656071][ T29] ? f2fs_update_inode_page+0x101/0x130 [ 248.661508][ T29] f2fs_write_inode+0x4d3/0x550 [ 248.666227][ T29] write_inode+0xf5/0x2a0 [ 248.670358][ T29] __writeback_single_inode+0x3a5/0x7e0 [ 248.675773][ T29] writeback_sb_inodes+0xb44/0x1940 [ 248.680778][ T29] ? queue_io+0x500/0x500 [ 248.684976][ T29] ? __writeback_inodes_wb+0x430/0x430 [ 248.690234][ T29] ? try_to_wake_up+0x837/0xe60 [ 248.695065][ T29] ? queue_io+0x3c7/0x500 [ 248.699200][ T29] ? memset+0x35/0x40 [ 248.703016][ T29] wb_writeback+0x401/0x9f0 [ 248.707445][ T29] ? wake_up_process+0x10/0x20 [ 248.711973][ T29] ? inode_cgwb_move_to_attached+0x400/0x400 [ 248.718320][ T29] ? widen_string+0x41/0x3a0 [ 248.722720][ T29] ? __kasan_check_write+0x14/0x20 [ 248.727692][ T29] ? vsnprintf+0x1c02/0x1ce0 [ 248.732092][ T29] wb_do_writeback+0x222/0xbd0 [ 248.736715][ T29] ? wb_workfn+0x360/0x360 [ 248.740949][ T29] ? set_worker_desc+0x158/0x1c0 [ 248.745762][ T29] ? work_busy+0x250/0x250 [ 248.749972][ T29] ? finish_task_switch+0x173/0x700 [ 248.755027][ T29] ? kthread_data+0x52/0xc0 [ 248.759346][ T29] wb_workfn+0xc8/0x360 [ 248.763337][ T29] process_one_work+0x6cb/0xc00 [ 248.768062][ T29] worker_thread+0xb3c/0x1390 [ 248.772547][ T29] kthread+0x26b/0x300 [ 248.776463][ T29] ? worker_clr_flags+0x1a0/0x1a0 [ 248.781342][ T29] ? kthread_blkcg+0xd0/0xd0 [ 248.785761][ T29] ret_from_fork+0x1f/0x30 [ 248.789995][ T29] [ 248.792896][ T29] INFO: task syz-executor.0:454 blocked for more than 207 seconds. [ 248.800596][ T29] Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 248.808011][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 248.816482][ T29] task:syz-executor.0 state:D stack:22432 pid:454 ppid:1 flags:0x00004004 [ 248.825498][ T29] Call Trace: [ 248.828604][ T29] [ 248.831381][ T29] __schedule+0xb6e/0x1060 [ 248.835658][ T29] ? release_firmware_map_entry+0x191/0x191 [ 248.841390][ T29] ? wb_queue_work+0x2d8/0x3d0 [ 248.845992][ T29] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 248.851607][ T29] ? prepare_to_wait_event+0x464/0x560 [ 248.856949][ T29] schedule+0xcb/0x180 [ 248.860815][ T29] wb_wait_for_completion+0x155/0x280 [ 248.866041][ T29] ? __bpf_trace_writeback_inode_template+0x30/0x30 [ 248.872523][ T29] ? wake_bit_function+0x270/0x270 [ 248.877497][ T29] __writeback_inodes_sb_nr+0x2f0/0x3d0 [ 248.882857][ T29] ? _raw_spin_trylock_bh+0x1d0/0x1d0 [ 248.888084][ T29] ? writeback_inodes_sb_nr+0x30/0x30 [ 248.893266][ T29] ? get_nr_dirty_inodes+0x2da/0x300 [ 248.898417][ T29] writeback_inodes_sb+0x81/0x90 [ 248.903158][ T29] sync_filesystem+0xa8/0x250 [ 248.907697][ T29] ? shrink_dcache_for_umount+0xde/0x1a0 [ 248.913141][ T29] generic_shutdown_super+0x6e/0x330 [ 248.918284][ T29] kill_block_super+0x80/0xe0 [ 248.922779][ T29] kill_f2fs_super+0x2f3/0x3c0 [ 248.927399][ T29] ? up_read+0x1c0/0x1c0 [ 248.931453][ T29] ? f2fs_mount+0x40/0x40 [ 248.935727][ T29] ? unregister_shrinker+0x238/0x2d0 [ 248.940825][ T29] deactivate_locked_super+0xa8/0x100 [ 248.946068][ T29] deactivate_super+0xa5/0xd0 [ 248.950635][ T29] cleanup_mnt+0x47f/0x510 [ 248.955351][ T29] ? __kasan_slab_free+0x11/0x20 [ 248.960182][ T29] __cleanup_mnt+0x19/0x20 [ 248.964659][ T29] task_work_run+0x243/0x2f0 [ 248.969062][ T29] ? task_work_cancel+0x2e0/0x2e0 [ 248.973928][ T29] ? user_path_at_empty+0x152/0x1b0 [ 248.979042][ T29] ? __x64_sys_umount+0x122/0x170 [ 248.983817][ T29] exit_to_user_mode_loop+0x8b/0xd0 [ 248.988880][ T29] exit_to_user_mode_prepare+0x59/0x80 [ 248.994169][ T29] syscall_exit_to_user_mode+0x24/0x40 [ 248.999459][ T29] do_syscall_64+0x3b/0x50 [ 249.003802][ T29] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 249.009567][ T29] RIP: 0033:0x7efd62a8ca17 [ 249.013789][ T29] RSP: 002b:00007fff218c4188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 249.022061][ T29] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007efd62a8ca17 [ 249.029858][ T29] RDX: 00007fff218c4259 RSI: 000000000000000a RDI: 00007fff218c4250 [ 249.037673][ T29] RBP: 00007fff218c4250 R08: 00000000ffffffff R09: 00007fff218c4020 [ 249.045571][ T29] R10: 0000555556a89793 R11: 0000000000000246 R12: 00007efd62ae55f6 [ 249.053714][ T29] R13: 00007fff218c5310 R14: 0000555556a896f0 R15: 00007fff218c5350 [ 249.061637][ T29] [ 249.064683][ T29] NMI backtrace for cpu 0 [ 249.068986][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.1.0-rc8-syzkaller-00148-g0d1409e4ff08 #0 [ 249.078574][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 249.088433][ T29] Call Trace: [ 249.091557][ T29] [ 249.094341][ T29] dump_stack_lvl+0x151/0x1b7 [ 249.098948][ T29] ? nf_tcp_handle_invalid+0x3ff/0x3ff [ 249.104331][ T29] dump_stack+0x15/0x1d [ 249.108308][ T29] nmi_cpu_backtrace+0x2fe/0x310 [ 249.113081][ T29] ? nmi_trigger_cpumask_backtrace+0x360/0x360 [ 249.119153][ T29] ? print_tainted+0x141/0x170 [ 249.123840][ T29] ? __rcu_read_unlock+0xd0/0xd0 [ 249.128789][ T29] nmi_trigger_cpumask_backtrace+0x157/0x360 [ 249.134612][ T29] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 249.140505][ T29] arch_trigger_cpumask_backtrace+0x10/0x20 [ 249.146319][ T29] watchdog+0x6fe/0x750 [ 249.150314][ T29] kthread+0x26b/0x300 [ 249.154307][ T29] ? hungtask_pm_notify+0x50/0x50 [ 249.159252][ T29] ? kthread_blkcg+0xd0/0xd0 [ 249.163775][ T29] ret_from_fork+0x1f/0x30 [ 249.168022][ T29] [ 249.170960][ T29] Sending NMI from CPU 0 to CPUs 1: [ 249.175959][ C1] NMI backtrace for cpu 1 skipped: idling at acpi_idle_enter+0x411/0x730