====================================================== WARNING: possible circular locking dependency detected 5.10.235 #1 Not tainted ------------------------------------------------------ syz-executor.7/306892 is trying to acquire lock: ffff888021734b78 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}, at: __flush_work+0xdd/0xa90 kernel/workqueue.c:3050 but task is already holding lock: ffffffff8561f928 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0xff/0x4b0 net/rfkill/core.c:1232 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #4 (rfkill_global_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 rfkill_register+0x36/0xa10 net/rfkill/core.c:1016 hci_register_dev+0x42e/0xc00 net/bluetooth/hci_core.c:3774 __vhci_create_device+0x2c8/0x5c0 drivers/bluetooth/hci_vhci.c:129 vhci_create_device drivers/bluetooth/hci_vhci.c:153 [inline] vhci_open_timeout+0x38/0x50 drivers/bluetooth/hci_vhci.c:310 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:328 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:298 -> #3 (&data->open_mutex){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 vhci_send_frame+0x63/0xa0 drivers/bluetooth/hci_vhci.c:71 hci_send_frame+0x1b9/0x320 net/bluetooth/hci_core.c:4065 hci_sched_acl_pkt net/bluetooth/hci_core.c:4590 [inline] hci_sched_acl net/bluetooth/hci_core.c:4675 [inline] hci_tx_work+0xfb4/0x15d0 net/bluetooth/hci_core.c:4741 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:328 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:298 -> #2 ((work_completion)(&hdev->tx_work)){+.+.}-{0:0}: __flush_work+0x105/0xa90 kernel/workqueue.c:3053 hci_dev_do_close+0x131/0x1240 net/bluetooth/hci_core.c:1745 hci_unregister_dev+0x179/0x460 net/bluetooth/hci_core.c:3854 vhci_release+0x70/0xf0 drivers/bluetooth/hci_vhci.c:345 __fput+0x285/0x9f0 fs/file_table.c:281 task_work_run+0xe2/0x1a0 kernel/task_work.c:185 exit_task_work include/linux/task_work.h:33 [inline] do_exit+0xb6f/0x2600 kernel/exit.c:860 do_group_exit+0x125/0x310 kernel/exit.c:982 get_signal+0x4bc/0x2350 kernel/signal.c:2762 arch_do_signal_or_restart+0x2b7/0x1990 arch/x86/kernel/signal.c:805 handle_signal_work kernel/entry/common.c:145 [inline] exit_to_user_mode_loop kernel/entry/common.c:169 [inline] exit_to_user_mode_prepare+0x10f/0x190 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x38/0x1d0 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x67/0xd1 -> #1 (&hdev->req_lock){+.+.}-{3:3}: __mutex_lock_common kernel/locking/mutex.c:968 [inline] __mutex_lock+0x13d/0x10b0 kernel/locking/mutex.c:1109 hci_req_sync net/bluetooth/hci_request.c:277 [inline] bg_scan_update+0x82/0x500 net/bluetooth/hci_request.c:2897 process_one_work+0x9a9/0x14b0 kernel/workqueue.c:2282 worker_thread+0x61d/0x1310 kernel/workqueue.c:2428 kthread+0x38f/0x470 kernel/kthread.c:328 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:298 -> #0 ((work_completion)(&hdev->bg_scan_update)){+.+.}-{0:0}: check_prev_add kernel/locking/lockdep.c:2988 [inline] check_prevs_add kernel/locking/lockdep.c:3113 [inline] validate_chain kernel/locking/lockdep.c:3729 [inline] __lock_acquire+0x29e7/0x5b00 kernel/locking/lockdep.c:4955 lock_acquire kernel/locking/lockdep.c:5566 [inline] lock_acquire+0x197/0x470 kernel/locking/lockdep.c:5531 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 __cancel_work_timer+0x368/0x4c0 kernel/workqueue.c:3144 hci_request_cancel_all+0x73/0x230 net/bluetooth/hci_request.c:3440 hci_dev_do_close+0xd9/0x1240 net/bluetooth/hci_core.c:1733 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xb10 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 other info that might help us debug this: Chain exists of: (work_completion)(&hdev->bg_scan_update) --> &data->open_mutex --> rfkill_global_mutex Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(rfkill_global_mutex); lock(&data->open_mutex); lock(rfkill_global_mutex); lock((work_completion)(&hdev->bg_scan_update)); *** DEADLOCK *** 1 lock held by syz-executor.7/306892: #0: ffffffff8561f928 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0xff/0x4b0 net/rfkill/core.c:1232 stack backtrace: CPU: 1 PID: 306892 Comm: syz-executor.7 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 check_noncircular+0x263/0x2e0 kernel/locking/lockdep.c:2123 check_prev_add kernel/locking/lockdep.c:2988 [inline] check_prevs_add kernel/locking/lockdep.c:3113 [inline] validate_chain kernel/locking/lockdep.c:3729 [inline] __lock_acquire+0x29e7/0x5b00 kernel/locking/lockdep.c:4955 lock_acquire kernel/locking/lockdep.c:5566 [inline] lock_acquire+0x197/0x470 kernel/locking/lockdep.c:5531 __flush_work+0x105/0xa90 kernel/workqueue.c:3053 __cancel_work_timer+0x368/0x4c0 kernel/workqueue.c:3144 hci_request_cancel_all+0x73/0x230 net/bluetooth/hci_request.c:3440 hci_dev_do_close+0xd9/0x1240 net/bluetooth/hci_core.c:1733 hci_rfkill_set_block+0x166/0x1a0 net/bluetooth/hci_core.c:2223 rfkill_set_block+0x1fd/0x540 net/rfkill/core.c:341 rfkill_fop_write+0x253/0x4b0 net/rfkill/core.c:1240 vfs_write+0x29a/0xb10 fs/read_write.c:603 ksys_write+0x1f6/0x260 fs/read_write.c:658 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f7fe6b5db19 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7fe40d3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007f7fe6c70f60 RCX: 00007f7fe6b5db19 RDX: 0000000000000008 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 00007f7fe6bb7f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4d7b5e4f R14: 00007f7fe40d3300 R15: 0000000000022000 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 306915 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020010300 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000000640 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000248 R15: 0000000000000003 loop6: detected capacity change from 0 to 1048576 EXT4-fs (loop6): mounted filesystem without journal. Opts: ,errors=continue ext4 filesystem being mounted at /syzkaller-testdir225882064/syzkaller.2u37wF/285/file0 supports timestamps until 2038-01-19 (0x7fffffff) FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307016 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307044 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 xas_alloc+0x336/0x440 lib/xarray.c:374 xas_expand lib/xarray.c:581 [inline] xas_create+0x60f/0x10d0 lib/xarray.c:652 xas_create_range+0x189/0x620 lib/xarray.c:716 shmem_add_to_page_cache+0x760/0x1130 mm/shmem.c:710 shmem_getpage_gfp.constprop.0+0x64a/0x1920 mm/shmem.c:1932 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307052 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x159/0x310 mm/slub.c:2909 xas_alloc+0x336/0x440 lib/xarray.c:374 xas_expand lib/xarray.c:581 [inline] xas_create+0x60f/0x10d0 lib/xarray.c:652 xas_create_range+0x189/0x620 lib/xarray.c:716 shmem_add_to_page_cache+0x760/0x1130 mm/shmem.c:710 shmem_getpage_gfp.constprop.0+0x64a/0x1920 mm/shmem.c:1932 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307060 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020010400 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000001000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000260 R15: 0000000000000004 loop6: detected capacity change from 0 to 2097152 EXT4-fs (loop6): mounted filesystem without journal. Opts: ,errors=continue FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307084 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000001080 RSI: 0000000020010500 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000278 R15: 0000000000000005 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307206 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000001080 RSI: 0000000020010500 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000278 R15: 0000000000000005 loop6: detected capacity change from 0 to 2097152 EXT4-fs (loop6): mounted filesystem without journal. Opts: ,errors=continue FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307231 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000001080 RSI: 0000000020010500 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000278 R15: 0000000000000005 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307247 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000001080 RSI: 0000000020010500 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000002000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000278 R15: 0000000000000005 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307273 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011600 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000290 R15: 0000000000000006 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307289 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011600 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000004000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000290 R15: 0000000000000006 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307402 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011700 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000005000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002a8 R15: 0000000000000007 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307508 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011700 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000005000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002a8 R15: 0000000000000007 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307541 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011800 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000006000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002c0 R15: 0000000000000008 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307546 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011800 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000006000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002c0 R15: 0000000000000008 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307567 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011900 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000007000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002d8 R15: 0000000000000009 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307574 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011900 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000007000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002d8 R15: 0000000000000009 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307608 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000080 RSI: 0000000020011a00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000008000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002f0 R15: 000000000000000a FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307618 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000080 RSI: 0000000020011a00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000008000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200002f0 R15: 000000000000000a FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307641 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011b00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000009000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000308 R15: 000000000000000b FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307667 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011b00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000009000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000308 R15: 000000000000000b FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 307699 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011c00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000009400 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000320 R15: 000000000000000c tmpfs: Unknown parameter '/proc/self/exe' FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307824 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011d00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000009800 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000338 R15: 000000000000000d FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307946 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011e00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 0000000000009c00 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000350 R15: 000000000000000e FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 307979 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011f00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 000000000000a000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000368 R15: 000000000000000f FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 308207 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020011f00 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 000000000000a000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000368 R15: 000000000000000f FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 308234 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000060 RSI: 0000000020012000 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 000000000000a400 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000380 R15: 0000000000000010 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 308247 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 prepare_alloc_pages mm/page_alloc.c:4942 [inline] __alloc_pages_nodemask+0x182/0x600 mm/page_alloc.c:4984 alloc_pages_vma+0xbb/0x410 mm/mempolicy.c:2229 shmem_alloc_page+0x10f/0x1e0 mm/shmem.c:1570 shmem_alloc_and_acct_page mm/shmem.c:1595 [inline] shmem_getpage_gfp.constprop.0+0x512/0x1920 mm/shmem.c:1898 shmem_getpage mm/shmem.c:155 [inline] shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2531 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3336 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020012100 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 000000000000b000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000398 R15: 0000000000000011 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 308259 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020012100 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 000000000000b000 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 0000000020000398 R15: 0000000000000011 FAULT_INJECTION: forcing a failure. name fail_usercopy, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 308276 Comm: syz-executor.3 Not tainted 5.10.235 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 copyin lib/iov_iter.c:155 [inline] iov_iter_copy_from_user_atomic+0x49b/0xdb0 lib/iov_iter.c:998 generic_perform_write+0x279/0x4f0 mm/filemap.c:3344 __generic_file_write_iter+0x39d/0x5d0 mm/filemap.c:3465 generic_file_write_iter+0xdb/0x230 mm/filemap.c:3497 call_write_iter include/linux/fs.h:2039 [inline] new_sync_write+0x42c/0x660 fs/read_write.c:518 vfs_write+0x7c0/0xb10 fs/read_write.c:605 ksys_pwrite64 fs/read_write.c:712 [inline] __do_sys_pwrite64 fs/read_write.c:722 [inline] __se_sys_pwrite64 fs/read_write.c:719 [inline] __x64_sys_pwrite64+0x201/0x260 fs/read_write.c:719 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fb0e411eab7 Code: 08 89 3c 24 48 89 4c 24 18 e8 e5 f8 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 48 8b 74 24 08 8b 3c 24 b8 12 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 04 24 e8 15 f9 ff ff 48 8b RSP: 002b:00007fb0e16e0f20 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 RAX: ffffffffffffffda RBX: 00007fb0e41b5970 RCX: 00007fb0e411eab7 RDX: 0000000000000020 RSI: 0000000020012200 RDI: 0000000000000004 RBP: 0000000000000023 R08: 0000000000000000 R09: ffffffffffffffff R10: 000000000000b400 R11: 0000000000000293 R12: 0000000000000004 R13: 0000000000000004 R14: 00000000200003b0 R15: 0000000000000012