audit: type=1800 audit(1669400065.664:389): pid=8216 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=14293 res=0 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 INFO: task syz-executor.5:26972 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 audit: type=1800 audit(1669400065.664:390): pid=8216 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="bus" dev="sda1" ino=14293 res=0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 syz-executor.5 D28648 26972 8125 0x00000004 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 Call Trace: hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 hid-generic 0000:0000:0000.0003: unknown main item tag 0x0 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 __rwsem_down_write_failed_common kernel/locking/rwsem-xadd.c:589 [inline] rwsem_down_write_failed+0x3aa/0x760 kernel/locking/rwsem-xadd.c:618 team0: Device ipvlan1 failed to register rx_handler hid-generic 0000:0000:0000.0003: hidraw0: HID v0.00 Device [syz1] on syz0 call_rwsem_down_write_failed+0x13/0x20 arch/x86/lib/rwsem.S:117 __down_write arch/x86/include/asm/rwsem.h:142 [inline] down_write+0x4f/0x90 kernel/locking/rwsem.c:72 inode_lock include/linux/fs.h:748 [inline] fuse_flush+0x1fd/0x5b0 fs/fuse/file.c:421 filp_close+0xb4/0x160 fs/open.c:1162 __close_fd+0x133/0x200 fs/file.c:636 __do_sys_close fs/open.c:1181 [inline] __se_sys_close fs/open.c:1179 [inline] __x64_sys_close+0x69/0x100 fs/open.c:1179 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f80f8f4af8b Code: Bad RIP value. RSP: 002b:00007ffe925f45a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f80f8f4af8b RDX: 0000001b2ef20000 RSI: 0000001b2ef285a4 RDI: 0000000000000004 RBP: 00007f80f90ba980 R08: 0000000000000000 R09: 000000003253460c R10: 00169b835971b51d R11: 0000000000000293 R12: 00000000000f608d R13: 00007ffe925f46a0 R14: 00007f80f90b9120 R15: 0000000000000032 INFO: task syz-executor.5:26978 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.5 D27904 26978 8125 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 fuse_wait_on_page_writeback fs/fuse/file.c:383 [inline] fuse_wait_on_page_writeback.isra.0+0x11b/0x170 fs/fuse/file.c:379 fuse_launder_page fs/fuse/file.c:2033 [inline] fuse_launder_page+0xb6/0xe0 fs/fuse/file.c:2026 do_launder_page mm/truncate.c:655 [inline] invalidate_inode_pages2_range+0x795/0x1110 mm/truncate.c:725 fuse_finish_open+0x2e2/0x590 fs/fuse/file.c:182 fuse_open_common+0x236/0x2c0 fs/fuse/file.c:222 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 F2FS-fs (loop2): Unrecognized mount option "y" or missing value do_filp_open+0x18c/0x3f0 fs/namei.c:3567 F2FS-fs (loop2): Unrecognized mount option "y" or missing value do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f80f8f990d9 Code: Bad RIP value. RSP: 002b:00007f80f750b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f80f90b8f80 RCX: 00007f80f8f990d9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100 RBP: 00007f80f8ff4ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe925f453f R14: 00007f80f750b300 R15: 0000000000022000 INFO: task syz-executor.5:27028 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.5 D28856 27028 8125 0x00000004 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 io_schedule+0xb5/0x120 kernel/sched/core.c:5181 wait_on_page_bit_common mm/filemap.c:1123 [inline] __lock_page+0x316/0x460 mm/filemap.c:1296 lock_page include/linux/pagemap.h:484 [inline] invalidate_inode_pages2_range+0xb3f/0x1110 mm/truncate.c:713 fuse_finish_open+0x2e2/0x590 fs/fuse/file.c:182 fuse_open_common+0x254/0x2c0 fs/fuse/file.c:222 do_dentry_open+0x4aa/0x1160 fs/open.c:796 do_last fs/namei.c:3421 [inline] path_openat+0x793/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f80f8f990d9 Code: Bad RIP value. RSP: 002b:00007f80f74ea168 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f80f90b9050 RCX: 00007f80f8f990d9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000200001c0 RBP: 00007f80f8ff4ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe925f453f R14: 00007f80f74ea300 R15: 0000000000022000 Showing all locks held in the system: 1 lock held by khungtaskd/1570: #0: 00000000259316d6 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 1 lock held by in:imklog/7815: #0: 00000000c3abeae8 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 fs/file.c:767 1 lock held by syz-executor.5/26972: #0: 0000000094ec25e3 (&sb->s_type->i_mutex_key#27){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #0: 0000000094ec25e3 (&sb->s_type->i_mutex_key#27){+.+.}, at: fuse_flush+0x1fd/0x5b0 fs/fuse/file.c:421 2 locks held by syz-executor.5/27028: #0: 0000000061e9434e (sb_writers#21){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] #0: 0000000061e9434e (sb_writers#21){.+.+}, at: mnt_want_write+0x3a/0xb0 fs/namespace.c:360 team0: Device ipvlan1 failed to register rx_handler #1: 0000000094ec25e3 (&sb->s_type->i_mutex_key#27){+.+.}, at: inode_lock include/linux/fs.h:748 [inline] #1: 0000000094ec25e3 (&sb->s_type->i_mutex_key#27){+.+.}, at: fuse_open_common+0x1bc/0x2c0 fs/fuse/file.c:215 2 locks held by syz-executor.1/8204: #0: 00000000ecd75417 (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 000000003aa352c0 (rcu_preempt_state.barrier_mutex){+.+.}, at: _rcu_barrier+0x59/0x3e0 kernel/rcu/tree.c:3430 2 locks held by syz-executor.0/8368: 3 locks held by syz-executor.5/8394: #0: 000000003ea1b27e (rtnl_mutex){+.+.}, at: rtnl_lock net/core/rtnetlink.c:77 [inline] #0: 000000003ea1b27e (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x3fe/0xb80 net/core/rtnetlink.c:4779 #1: 0000000067956c55 (&team->lock){+.+.}, at: team_add_slave+0x98/0x1fa0 drivers/net/team/team.c:1975 #2: 00000000655a8846 (rcu_preempt_state.exp_mutex){+.+.}, at: exp_funnel_lock kernel/rcu/tree_exp.h:297 [inline] #2: 00000000655a8846 (rcu_preempt_state.exp_mutex){+.+.}, at: _synchronize_rcu_expedited+0x4dc/0x6f0 kernel/rcu/tree_exp.h:667 3 locks held by syz-executor.5/8411: #0: 00000000c601aac6 (cb_lock){++++}, at: genl_rcv+0x15/0x40 net/netlink/genetlink.c:637 #1: 00000000d46e985b (genl_mutex){+.+.}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: 00000000d46e985b (genl_mutex){+.+.}, at: genl_rcv_msg+0x12f/0x160 net/netlink/genetlink.c:625 #2: 000000003ea1b27e (rtnl_mutex){+.+.}, at: nl802154_pre_doit+0x606/0xcd0 net/ieee802154/nl802154.c:2191 2 locks held by syz-executor.5/8413: #0: 00000000c601aac6 (cb_lock){++++}, at: genl_rcv+0x15/0x40 net/netlink/genetlink.c:637 #1: 00000000d46e985b (genl_mutex){+.+.}, at: genl_lock net/netlink/genetlink.c:33 [inline] #1: 00000000d46e985b (genl_mutex){+.+.}, at: genl_rcv_msg+0x12f/0x160 net/netlink/genetlink.c:625 1 lock held by systemd-udevd/8418: ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 1570 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 nmi_cpu_backtrace.cold+0x63/0xa2 lib/nmi_backtrace.c:101 nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:203 [inline] watchdog+0x991/0xe60 kernel/hung_task.c:287 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 8368 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:__vmcs_readl arch/x86/kvm/vmx.c:2305 [inline] RIP: 0010:vmcs_read16 arch/x86/kvm/vmx.c:2315 [inline] RIP: 0010:sync_vmcs12+0x982/0x2e10 arch/x86/kvm/vmx.c:13075 Code: 0f 9e c2 84 c9 0f 95 c0 84 c2 0f 85 15 23 00 00 66 44 89 a3 ce 03 00 00 0f 1f 44 00 00 e8 76 74 4a 00 ba 0c 08 00 00 0f 78 d0 05 e8 17 46 f2 ff 41 89 c4 e8 5f 74 4a 00 48 8d bb d0 03 00 00 RSP: 0018:ffff88806367f7a0 EFLAGS: 00000202 RAX: 0000000000000000 RBX: ffff8880342f6c00 RCX: 0000000000000000 RDX: 000000000000080c RSI: ffffffff811810fa RDI: ffff8880342f6fce RBP: ffff88802abb9f00 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000058 R13: ffff88802abba288 R14: ffff8880342f6db8 R15: ffffffffffffffff FS: 00007f317b278700(0000) GS:ffff8880ba100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: fffffffffffffff8 CR3: 000000009b2ae000 CR4: 00000000003426e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: prepare_vmcs12 arch/x86/kvm/vmx.c:13182 [inline] nested_vmx_vmexit+0x3e6/0x3840 arch/x86/kvm/vmx.c:13529 nested_vmx_reflect_vmexit+0x9f/0x190 arch/x86/kvm/vmx.c:9850 vmx_handle_exit+0x6db/0xf90 arch/x86/kvm/vmx.c:10103 vcpu_enter_guest arch/x86/kvm/x86.c:7857 [inline] vcpu_run arch/x86/kvm/x86.c:7920 [inline] kvm_arch_vcpu_ioctl_run+0x27b2/0x6f70 arch/x86/kvm/x86.c:8120 kvm_vcpu_ioctl+0x493/0xe10 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2847 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f317cd690d9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f317b278168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f317ce891f0 RCX: 00007f317cd690d9 RDX: 0000000000000000 RSI: 000000000000ae80 RDI: 0000000000000006 RBP: 00007f317cdc4ae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffde2040f9f R14: 00007f317b278300 R15: 0000000000022000