b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 799.408127][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 799.416513][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 799.424459][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 799.432416][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 799.440363][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 799.448309][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 799.456256][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 799.465172][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 799.471733][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 799.479706][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 799.487652][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 799.495615][ C0] Call Trace: [ 799.498888][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 799.503984][ C0] ? lru_deactivate_fn+0x910/0x910 [ 799.509084][ C0] __lru_cache_add+0x1a0/0x260 [ 799.513823][ C0] wp_page_copy+0x904/0x19b0 [ 799.518384][ C0] ? follow_pfn+0x210/0x210 [ 799.522859][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 799.527691][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 799.532950][ C0] do_wp_page+0x2cd/0x1b40 [ 799.537342][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 799.542339][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 799.547683][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 799.552614][ C0] __handle_mm_fault+0x1415/0x2980 [ 799.557708][ C0] ? mark_held_locks+0xe0/0xe0 [ 799.562444][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 799.567960][ C0] ? find_held_lock+0x2d/0x110 [ 799.574447][ C0] ? handle_mm_fault+0x1d5/0x910 [ 799.579360][ C0] ? mark_held_locks+0x9f/0xe0 [ 799.584106][ C0] handle_mm_fault+0x2f1/0x910 [ 799.588843][ C0] __do_page_fault+0x62b/0xcc0 [ 799.593599][ C0] ? __do_page_fault+0xc70/0xcc0 [ 799.598518][ C0] page_fault+0x34/0x40 [ 799.602654][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 799.609226][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 799.628803][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 799.634842][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 799.642791][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 799.650750][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 799.658696][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 799.666641][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 799.674599][ C0] copyout+0x11c/0x140 [ 799.678652][ C0] copy_page_to_iter+0x406/0xdc0 [ 799.683608][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 799.688798][ C0] generic_file_read_iter+0xffd/0x29c0 [ 799.694232][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 799.700284][ C0] ? mark_held_locks+0xe0/0xe0 [ 799.705050][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 799.710831][ C0] ext4_file_read_iter+0x145/0x1b0 [ 799.715979][ C0] new_sync_read+0x418/0x6d0 [ 799.720564][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 799.726029][ C0] ? security_file_permission+0x8a/0x370 [ 799.731649][ C0] __vfs_read+0xc9/0x100 [ 799.735876][ C0] vfs_read+0x1ea/0x430 [ 799.740021][ C0] ksys_read+0x127/0x250 [ 799.744247][ C0] ? kernel_write+0x120/0x120 [ 799.748930][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 799.754644][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 799.760347][ C0] do_syscall_64+0xb7/0x580 [ 799.764835][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 799.770724][ C0] RIP: 0033:0x45a649 [ 799.774599][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 799.794175][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 799.802587][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 799.810536][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 799.818486][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 799.826431][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 799.834387][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 799.842412][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 799.851064][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 799.861194][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 799.867063][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 799.886638][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 799.895030][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 799.903689][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 799.911636][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 799.919584][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 799.927791][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 799.935762][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 799.944665][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 799.953306][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 799.961254][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 799.969202][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 799.977156][ C0] Call Trace: [ 799.980686][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 799.985773][ C0] ? lru_deactivate_fn+0x910/0x910 [ 799.990856][ C0] __lru_cache_add+0x1a0/0x260 [ 799.995604][ C0] wp_page_copy+0x904/0x19b0 [ 800.000168][ C0] ? follow_pfn+0x210/0x210 [ 800.004668][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 800.009490][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 800.014757][ C0] do_wp_page+0x2cd/0x1b40 [ 800.019158][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 800.024163][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 800.029505][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 800.034417][ C0] __handle_mm_fault+0x1415/0x2980 [ 800.039529][ C0] ? mark_held_locks+0xe0/0xe0 [ 800.044391][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 800.049928][ C0] ? find_held_lock+0x2d/0x110 [ 800.054714][ C0] ? handle_mm_fault+0x1d5/0x910 [ 800.059646][ C0] ? mark_held_locks+0x9f/0xe0 [ 800.064405][ C0] handle_mm_fault+0x2f1/0x910 [ 800.069156][ C0] __do_page_fault+0x62b/0xcc0 [ 800.073905][ C0] ? __do_page_fault+0xc70/0xcc0 [ 800.078832][ C0] page_fault+0x34/0x40 [ 800.082967][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 800.089530][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 800.109194][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 800.115234][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 800.123180][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 800.131137][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 800.139091][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 800.147036][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 800.154989][ C0] copyout+0x11c/0x140 [ 800.159031][ C0] copy_page_to_iter+0x406/0xdc0 [ 800.164563][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 800.170169][ C0] generic_file_read_iter+0xffd/0x29c0 [ 800.175604][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 800.181643][ C0] ? mark_held_locks+0xe0/0xe0 [ 800.186391][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 800.192172][ C0] ext4_file_read_iter+0x145/0x1b0 [ 800.197255][ C0] new_sync_read+0x418/0x6d0 [ 800.201827][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 800.207282][ C0] ? security_file_permission+0x8a/0x370 [ 800.212895][ C0] __vfs_read+0xc9/0x100 [ 800.217117][ C0] vfs_read+0x1ea/0x430 [ 800.221251][ C0] ksys_read+0x127/0x250 [ 800.225475][ C0] ? kernel_write+0x120/0x120 [ 800.232863][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 800.238560][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 800.244256][ C0] do_syscall_64+0xb7/0x580 [ 800.248739][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 800.254603][ C0] RIP: 0033:0x45a649 [ 800.258506][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 800.278217][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 800.286606][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 800.295100][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 800.303060][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 800.311631][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 800.319596][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 800.327663][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 800.336310][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 800.346424][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 800.352310][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 800.371894][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 800.380632][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 800.388582][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 800.396528][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 800.404533][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 800.412491][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 800.420448][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 800.429374][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 800.435937][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 800.443892][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 800.451839][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 800.459790][ C0] Call Trace: [ 800.463062][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 800.468245][ C0] ? lru_deactivate_fn+0x910/0x910 [ 800.473330][ C0] __lru_cache_add+0x1a0/0x260 [ 800.478067][ C0] wp_page_copy+0x904/0x19b0 [ 800.482633][ C0] ? follow_pfn+0x210/0x210 [ 800.487110][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 800.491940][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 800.497198][ C0] do_wp_page+0x2cd/0x1b40 [ 800.501589][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 800.506586][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 800.511929][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 800.516837][ C0] __handle_mm_fault+0x1415/0x2980 [ 800.521931][ C0] ? mark_held_locks+0xe0/0xe0 [ 800.526675][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 800.532194][ C0] ? find_held_lock+0x2d/0x110 [ 800.536931][ C0] ? handle_mm_fault+0x1d5/0x910 [ 800.541845][ C0] ? mark_held_locks+0x9f/0xe0 [ 800.546591][ C0] handle_mm_fault+0x2f1/0x910 [ 800.551333][ C0] __do_page_fault+0x62b/0xcc0 [ 800.556184][ C0] ? __do_page_fault+0xc70/0xcc0 [ 800.561296][ C0] page_fault+0x34/0x40 [ 800.565441][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 800.572008][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 800.591698][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 800.597749][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 800.605695][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 800.613651][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 800.621625][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 800.629586][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 800.637561][ C0] copyout+0x11c/0x140 [ 800.641615][ C0] copy_page_to_iter+0x406/0xdc0 [ 800.646534][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 800.651712][ C0] generic_file_read_iter+0xffd/0x29c0 [ 800.657150][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 800.663554][ C0] ? mark_held_locks+0xe0/0xe0 [ 800.668293][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 800.674076][ C0] ext4_file_read_iter+0x145/0x1b0 [ 800.679172][ C0] new_sync_read+0x418/0x6d0 [ 800.683750][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 800.689183][ C0] ? security_file_permission+0x8a/0x370 [ 800.694794][ C0] __vfs_read+0xc9/0x100 [ 800.699028][ C0] vfs_read+0x1ea/0x430 [ 800.703158][ C0] ksys_read+0x127/0x250 [ 800.707373][ C0] ? kernel_write+0x120/0x120 [ 800.712026][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 800.717720][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 800.723421][ C0] do_syscall_64+0xb7/0x580 [ 800.727999][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 800.733866][ C0] RIP: 0033:0x45a649 [ 800.737746][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 800.757326][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 800.766205][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 800.774165][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 800.782128][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 800.790349][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 800.798578][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 800.806647][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 800.815297][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 800.825360][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 800.831233][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 800.850826][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 800.859226][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 800.867182][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 800.875324][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 800.883270][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 800.891228][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 800.899178][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 800.908080][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 800.914638][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 800.922584][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 800.930531][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 800.938485][ C0] Call Trace: [ 800.941759][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 800.946857][ C0] ? lru_deactivate_fn+0x910/0x910 [ 800.951941][ C0] __lru_cache_add+0x1a0/0x260 [ 800.956686][ C0] wp_page_copy+0x904/0x19b0 [ 800.961260][ C0] ? follow_pfn+0x210/0x210 [ 800.965751][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 800.970575][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 800.975834][ C0] do_wp_page+0x2cd/0x1b40 [ 800.980226][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 800.985226][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 800.990580][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 800.995491][ C0] __handle_mm_fault+0x1415/0x2980 [ 801.000586][ C0] ? mark_held_locks+0xe0/0xe0 [ 801.005498][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 801.011026][ C0] ? find_held_lock+0x2d/0x110 [ 801.015763][ C0] ? handle_mm_fault+0x1d5/0x910 [ 801.020676][ C0] ? mark_held_locks+0x9f/0xe0 [ 801.025416][ C0] handle_mm_fault+0x2f1/0x910 [ 801.030154][ C0] __do_page_fault+0x62b/0xcc0 [ 801.034893][ C0] ? __do_page_fault+0xc70/0xcc0 [ 801.039806][ C0] page_fault+0x34/0x40 [ 801.043940][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 801.050513][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 801.070095][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 801.076146][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 801.084131][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 801.092086][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 801.100040][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 801.107999][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 801.115959][ C0] copyout+0x11c/0x140 [ 801.120016][ C0] copy_page_to_iter+0x406/0xdc0 [ 801.124930][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 801.130103][ C0] generic_file_read_iter+0xffd/0x29c0 [ 801.135538][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 801.141593][ C0] ? mark_held_locks+0xe0/0xe0 [ 801.146334][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 801.152111][ C0] ext4_file_read_iter+0x145/0x1b0 [ 801.157195][ C0] new_sync_read+0x418/0x6d0 [ 801.161773][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 801.167207][ C0] ? security_file_permission+0x8a/0x370 [ 801.172810][ C0] __vfs_read+0xc9/0x100 [ 801.177026][ C0] vfs_read+0x1ea/0x430 [ 801.181158][ C0] ksys_read+0x127/0x250 [ 801.185387][ C0] ? kernel_write+0x120/0x120 [ 801.190139][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 801.195832][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 801.201525][ C0] do_syscall_64+0xb7/0x580 [ 801.206008][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 801.211873][ C0] RIP: 0033:0x45a649 [ 801.215746][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 801.235474][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 801.243957][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 801.251908][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 801.259855][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 801.267902][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 801.275857][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 801.283892][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 801.292555][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 801.302608][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 801.308480][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 801.328080][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 801.336482][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 801.344437][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 801.352386][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 801.360341][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 801.368307][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 801.376268][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 801.385180][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 801.391747][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 801.399702][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 801.407662][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 801.415608][ C0] Call Trace: [ 801.418883][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 801.423971][ C0] ? lru_deactivate_fn+0x910/0x910 [ 801.429056][ C0] __lru_cache_add+0x1a0/0x260 [ 801.433795][ C0] wp_page_copy+0x904/0x19b0 [ 801.438366][ C0] ? follow_pfn+0x210/0x210 [ 801.442855][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 801.447676][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 801.452933][ C0] do_wp_page+0x2cd/0x1b40 [ 801.457322][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 801.462703][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 801.468052][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 801.472963][ C0] __handle_mm_fault+0x1415/0x2980 [ 801.478053][ C0] ? mark_held_locks+0xe0/0xe0 [ 801.482790][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 801.488320][ C0] ? find_held_lock+0x2d/0x110 [ 801.493055][ C0] ? handle_mm_fault+0x1d5/0x910 [ 801.497974][ C0] ? mark_held_locks+0x9f/0xe0 [ 801.502801][ C0] handle_mm_fault+0x2f1/0x910 [ 801.507537][ C0] __do_page_fault+0x62b/0xcc0 [ 801.512275][ C0] ? __do_page_fault+0xc70/0xcc0 [ 801.517194][ C0] page_fault+0x34/0x40 [ 801.521329][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 801.527894][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 801.547468][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 801.553508][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 801.561810][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 801.569754][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 801.577963][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 801.585921][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 801.593898][ C0] copyout+0x11c/0x140 [ 801.597942][ C0] copy_page_to_iter+0x406/0xdc0 [ 801.602862][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 801.608039][ C0] generic_file_read_iter+0xffd/0x29c0 [ 801.613733][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 801.619771][ C0] ? mark_held_locks+0xe0/0xe0 [ 801.624511][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 801.630299][ C0] ext4_file_read_iter+0x145/0x1b0 [ 801.635387][ C0] new_sync_read+0x418/0x6d0 [ 801.639955][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 801.645395][ C0] ? security_file_permission+0x8a/0x370 [ 801.651123][ C0] __vfs_read+0xc9/0x100 [ 801.655348][ C0] vfs_read+0x1ea/0x430 [ 801.659479][ C0] ksys_read+0x127/0x250 [ 801.663698][ C0] ? kernel_write+0x120/0x120 [ 801.668465][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 801.674177][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 801.679876][ C0] do_syscall_64+0xb7/0x580 [ 801.684418][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 801.690285][ C0] RIP: 0033:0x45a649 [ 801.694161][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 801.713942][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 801.722332][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 801.730281][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 801.738279][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 801.746229][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 801.754177][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 801.762204][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 801.770847][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 801.780892][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 801.786762][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 801.806352][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 801.814825][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 801.822771][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 801.830729][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 801.838677][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 801.846708][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 801.854678][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 801.863581][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 801.870236][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 801.878225][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 801.886191][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 801.894148][ C0] Call Trace: [ 801.897427][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 801.902515][ C0] ? lru_deactivate_fn+0x910/0x910 [ 801.907623][ C0] __lru_cache_add+0x1a0/0x260 [ 801.912413][ C0] wp_page_copy+0x904/0x19b0 [ 801.916979][ C0] ? follow_pfn+0x210/0x210 [ 801.921460][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 801.926306][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 801.931564][ C0] do_wp_page+0x2cd/0x1b40 [ 801.935958][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 801.940960][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 801.946305][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 801.951218][ C0] __handle_mm_fault+0x1415/0x2980 [ 801.956306][ C0] ? mark_held_locks+0xe0/0xe0 [ 801.961055][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 801.966575][ C0] ? find_held_lock+0x2d/0x110 [ 801.971311][ C0] ? handle_mm_fault+0x1d5/0x910 [ 801.976221][ C0] ? mark_held_locks+0x9f/0xe0 [ 801.980960][ C0] handle_mm_fault+0x2f1/0x910 [ 801.985701][ C0] __do_page_fault+0x62b/0xcc0 [ 801.990447][ C0] ? __do_page_fault+0xc70/0xcc0 [ 801.995363][ C0] page_fault+0x34/0x40 [ 801.999493][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 802.006056][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 802.025814][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 802.031871][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 802.039829][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 802.047791][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 802.055799][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 802.063758][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 802.071821][ C0] copyout+0x11c/0x140 [ 802.076017][ C0] copy_page_to_iter+0x406/0xdc0 [ 802.080938][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 802.086117][ C0] generic_file_read_iter+0xffd/0x29c0 [ 802.091558][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 802.097604][ C0] ? mark_held_locks+0xe0/0xe0 [ 802.102346][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 802.108146][ C0] ext4_file_read_iter+0x145/0x1b0 [ 802.113241][ C0] new_sync_read+0x418/0x6d0 [ 802.117808][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 802.123245][ C0] ? security_file_permission+0x8a/0x370 [ 802.128853][ C0] __vfs_read+0xc9/0x100 [ 802.133072][ C0] vfs_read+0x1ea/0x430 [ 802.137212][ C0] ksys_read+0x127/0x250 [ 802.141433][ C0] ? kernel_write+0x120/0x120 [ 802.146087][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 802.151784][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 802.157476][ C0] do_syscall_64+0xb7/0x580 [ 802.162131][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 802.167995][ C0] RIP: 0033:0x45a649 [ 802.171868][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 802.191459][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 802.200894][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 802.208843][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 802.216795][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 802.224743][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 802.232788][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 802.240832][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 802.249698][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 802.259751][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 802.265622][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 802.285222][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 802.293608][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 802.301560][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 802.309511][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 802.319231][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 802.327481][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 802.336160][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 802.345511][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 802.352085][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 802.360733][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 802.368695][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 802.376650][ C0] Call Trace: [ 802.379930][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 802.385019][ C0] ? lru_deactivate_fn+0x910/0x910 [ 802.390107][ C0] __lru_cache_add+0x1a0/0x260 [ 802.394857][ C0] wp_page_copy+0x904/0x19b0 [ 802.399432][ C0] ? follow_pfn+0x210/0x210 [ 802.404094][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 802.408919][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 802.414195][ C0] do_wp_page+0x2cd/0x1b40 [ 802.418602][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 802.423614][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 802.428964][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 802.433888][ C0] __handle_mm_fault+0x1415/0x2980 [ 802.439091][ C0] ? mark_held_locks+0xe0/0xe0 [ 802.443830][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 802.449831][ C0] ? find_held_lock+0x2d/0x110 [ 802.454765][ C0] ? handle_mm_fault+0x1d5/0x910 [ 802.459695][ C0] ? mark_held_locks+0x9f/0xe0 [ 802.464442][ C0] handle_mm_fault+0x2f1/0x910 [ 802.469191][ C0] __do_page_fault+0x62b/0xcc0 [ 802.473939][ C0] ? __do_page_fault+0xc70/0xcc0 [ 802.479125][ C0] page_fault+0x34/0x40 [ 802.483262][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 802.489829][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 802.509416][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 802.515460][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 802.523406][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 802.531353][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 802.539302][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 802.547248][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 802.555214][ C0] copyout+0x11c/0x140 [ 802.559256][ C0] copy_page_to_iter+0x406/0xdc0 [ 802.564178][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 802.569350][ C0] generic_file_read_iter+0xffd/0x29c0 [ 802.574786][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 802.580835][ C0] ? mark_held_locks+0xe0/0xe0 [ 802.585573][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 802.591369][ C0] ext4_file_read_iter+0x145/0x1b0 [ 802.596464][ C0] new_sync_read+0x418/0x6d0 [ 802.601046][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 802.606480][ C0] ? security_file_permission+0x8a/0x370 [ 802.612085][ C0] __vfs_read+0xc9/0x100 [ 802.616302][ C0] vfs_read+0x1ea/0x430 [ 802.620442][ C0] ksys_read+0x127/0x250 [ 802.624665][ C0] ? kernel_write+0x120/0x120 [ 802.629317][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 802.635018][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 802.640805][ C0] do_syscall_64+0xb7/0x580 [ 802.645293][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 802.651161][ C0] RIP: 0033:0x45a649 [ 802.655042][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 802.674628][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 802.683012][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 802.690957][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 802.698904][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 802.706849][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 802.714802][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 802.722830][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 802.731473][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 802.742129][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 802.747997][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 802.767583][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 802.775968][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 802.783940][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 802.791886][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 802.800180][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 802.808126][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 802.816073][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 802.825064][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 802.831624][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 802.839581][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 802.847668][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 802.855635][ C0] Call Trace: [ 802.858932][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 802.864026][ C0] ? lru_deactivate_fn+0x910/0x910 [ 802.869112][ C0] __lru_cache_add+0x1a0/0x260 [ 802.873853][ C0] wp_page_copy+0x904/0x19b0 [ 802.878433][ C0] ? follow_pfn+0x210/0x210 [ 802.882913][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 802.887738][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 802.893005][ C0] do_wp_page+0x2cd/0x1b40 [ 802.897404][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 802.902408][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 802.907805][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 802.912731][ C0] __handle_mm_fault+0x1415/0x2980 [ 802.917823][ C0] ? mark_held_locks+0xe0/0xe0 [ 802.922577][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 802.928113][ C0] ? find_held_lock+0x2d/0x110 [ 802.932861][ C0] ? handle_mm_fault+0x1d5/0x910 [ 802.937771][ C0] ? mark_held_locks+0x9f/0xe0 [ 802.942524][ C0] handle_mm_fault+0x2f1/0x910 [ 802.947317][ C0] __do_page_fault+0x62b/0xcc0 [ 802.952073][ C0] ? __do_page_fault+0xc70/0xcc0 [ 802.957019][ C0] page_fault+0x34/0x40 [ 802.961171][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 802.967847][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 802.987445][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 802.993539][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 803.001490][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 803.009442][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 803.017457][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 803.025417][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 803.033383][ C0] copyout+0x11c/0x140 [ 803.037431][ C0] copy_page_to_iter+0x406/0xdc0 [ 803.042350][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 803.048217][ C0] generic_file_read_iter+0xffd/0x29c0 [ 803.053652][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 803.059692][ C0] ? mark_held_locks+0xe0/0xe0 [ 803.064447][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 803.070263][ C0] ext4_file_read_iter+0x145/0x1b0 [ 803.075360][ C0] new_sync_read+0x418/0x6d0 [ 803.079933][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 803.085376][ C0] ? security_file_permission+0x8a/0x370 [ 803.090995][ C0] __vfs_read+0xc9/0x100 [ 803.095232][ C0] vfs_read+0x1ea/0x430 [ 803.099359][ C0] ksys_read+0x127/0x250 [ 803.103573][ C0] ? kernel_write+0x120/0x120 [ 803.108280][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 803.113977][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 803.119698][ C0] do_syscall_64+0xb7/0x580 [ 803.124191][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 803.130157][ C0] RIP: 0033:0x45a649 [ 803.134033][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 803.153620][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 803.162005][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 803.169951][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 803.177910][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 803.185864][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 803.193848][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 803.201867][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 803.211466][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 803.222559][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 803.228435][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 803.248050][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 803.256444][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 803.264393][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 803.272343][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 803.280309][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 803.288273][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 803.296220][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 803.305131][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 803.311707][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 803.319655][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 803.327600][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 803.335543][ C0] Call Trace: [ 803.338819][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 803.343993][ C0] ? lru_deactivate_fn+0x910/0x910 [ 803.349076][ C0] __lru_cache_add+0x1a0/0x260 [ 803.353812][ C0] wp_page_copy+0x904/0x19b0 [ 803.358385][ C0] ? follow_pfn+0x210/0x210 [ 803.362874][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 803.367697][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 803.372957][ C0] do_wp_page+0x2cd/0x1b40 [ 803.377346][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 803.382343][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 803.387689][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 803.392597][ C0] __handle_mm_fault+0x1415/0x2980 [ 803.397856][ C0] ? mark_held_locks+0xe0/0xe0 [ 803.402603][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 803.408120][ C0] ? find_held_lock+0x2d/0x110 [ 803.412857][ C0] ? handle_mm_fault+0x1d5/0x910 [ 803.417767][ C0] ? mark_held_locks+0x9f/0xe0 [ 803.422504][ C0] handle_mm_fault+0x2f1/0x910 [ 803.427254][ C0] __do_page_fault+0x62b/0xcc0 [ 803.431992][ C0] ? __do_page_fault+0xc70/0xcc0 [ 803.436901][ C0] page_fault+0x34/0x40 [ 803.441043][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 803.447610][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 803.467196][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 803.473236][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 803.481184][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 803.489147][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 803.497140][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 803.505107][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 803.513068][ C0] copyout+0x11c/0x140 [ 803.517114][ C0] copy_page_to_iter+0x406/0xdc0 [ 803.522043][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 803.527283][ C0] generic_file_read_iter+0xffd/0x29c0 [ 803.532736][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 803.538879][ C0] ? mark_held_locks+0xe0/0xe0 [ 803.543622][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 803.549406][ C0] ext4_file_read_iter+0x145/0x1b0 [ 803.554494][ C0] new_sync_read+0x418/0x6d0 [ 803.559057][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 803.564490][ C0] ? security_file_permission+0x8a/0x370 [ 803.570101][ C0] __vfs_read+0xc9/0x100 [ 803.574319][ C0] vfs_read+0x1ea/0x430 [ 803.578452][ C0] ksys_read+0x127/0x250 [ 803.582668][ C0] ? kernel_write+0x120/0x120 [ 803.587319][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 803.593011][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 803.598705][ C0] do_syscall_64+0xb7/0x580 [ 803.603186][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 803.609287][ C0] RIP: 0033:0x45a649 [ 803.613168][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 803.632748][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 803.641150][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 803.649103][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 803.657053][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 803.665004][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 803.672952][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 803.681002][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 803.689649][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 803.699691][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 803.705574][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 803.725154][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 803.733552][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 803.741502][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 803.749451][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 803.757396][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 803.765376][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 803.773335][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 803.782676][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 803.789238][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 803.797188][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 803.805155][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 803.813115][ C0] Call Trace: [ 803.816402][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 803.821494][ C0] ? lru_deactivate_fn+0x910/0x910 [ 803.826582][ C0] __lru_cache_add+0x1a0/0x260 [ 803.831328][ C0] wp_page_copy+0x904/0x19b0 [ 803.835909][ C0] ? follow_pfn+0x210/0x210 [ 803.840403][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 803.845232][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 803.850494][ C0] do_wp_page+0x2cd/0x1b40 [ 803.854909][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 803.859939][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 803.865305][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 803.870226][ C0] __handle_mm_fault+0x1415/0x2980 [ 803.875435][ C0] ? mark_held_locks+0xe0/0xe0 [ 803.880194][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 803.885754][ C0] ? find_held_lock+0x2d/0x110 [ 803.890503][ C0] ? handle_mm_fault+0x1d5/0x910 [ 803.895425][ C0] ? mark_held_locks+0x9f/0xe0 [ 803.900170][ C0] handle_mm_fault+0x2f1/0x910 [ 803.905178][ C0] __do_page_fault+0x62b/0xcc0 [ 803.909941][ C0] ? __do_page_fault+0xc70/0xcc0 [ 803.914867][ C0] page_fault+0x34/0x40 [ 803.919093][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 803.925658][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 803.945273][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 803.951327][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 803.959558][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 803.967519][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 803.975481][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 803.983430][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 803.991395][ C0] copyout+0x11c/0x140 [ 803.995534][ C0] copy_page_to_iter+0x406/0xdc0 [ 804.000475][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 804.005650][ C0] generic_file_read_iter+0xffd/0x29c0 [ 804.011196][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 804.017268][ C0] ? mark_held_locks+0xe0/0xe0 [ 804.022031][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 804.027812][ C0] ext4_file_read_iter+0x145/0x1b0 [ 804.032913][ C0] new_sync_read+0x418/0x6d0 [ 804.037478][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 804.042976][ C0] ? security_file_permission+0x8a/0x370 [ 804.048605][ C0] __vfs_read+0xc9/0x100 [ 804.052839][ C0] vfs_read+0x1ea/0x430 [ 804.057010][ C0] ksys_read+0x127/0x250 [ 804.061246][ C0] ? kernel_write+0x120/0x120 [ 804.065913][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 804.071641][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 804.077344][ C0] do_syscall_64+0xb7/0x580 [ 804.081854][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 804.087746][ C0] RIP: 0033:0x45a649 [ 804.091629][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 804.111224][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 804.119628][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 804.127579][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 804.135537][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 804.143499][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 804.151449][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 804.159582][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 804.168329][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 804.178561][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 804.184503][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 804.204197][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 804.212591][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 804.220544][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 804.228493][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 804.236459][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 804.244410][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 804.252373][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 804.261286][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 804.267856][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 804.275849][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 804.283818][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 804.291779][ C0] Call Trace: [ 804.295074][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 804.300266][ C0] ? lru_deactivate_fn+0x910/0x910 [ 804.305368][ C0] __lru_cache_add+0x1a0/0x260 [ 804.310110][ C0] wp_page_copy+0x904/0x19b0 [ 804.314677][ C0] ? follow_pfn+0x210/0x210 [ 804.319168][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 804.323996][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 804.329357][ C0] do_wp_page+0x2cd/0x1b40 [ 804.333815][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 804.338923][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 804.344271][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 804.349200][ C0] __handle_mm_fault+0x1415/0x2980 [ 804.354307][ C0] ? mark_held_locks+0xe0/0xe0 [ 804.359065][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 804.364671][ C0] ? find_held_lock+0x2d/0x110 [ 804.369408][ C0] ? handle_mm_fault+0x1d5/0x910 [ 804.374356][ C0] ? mark_held_locks+0x9f/0xe0 [ 804.379096][ C0] handle_mm_fault+0x2f1/0x910 [ 804.383849][ C0] __do_page_fault+0x62b/0xcc0 [ 804.388589][ C0] ? __do_page_fault+0xc70/0xcc0 [ 804.393501][ C0] page_fault+0x34/0x40 [ 804.397653][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 804.404231][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 804.423821][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 804.429941][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 804.437910][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 804.445869][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 804.453815][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 804.461765][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 804.469726][ C0] copyout+0x11c/0x140 [ 804.473770][ C0] copy_page_to_iter+0x406/0xdc0 [ 804.478694][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 804.483864][ C0] generic_file_read_iter+0xffd/0x29c0 [ 804.489297][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 804.495366][ C0] ? mark_held_locks+0xe0/0xe0 [ 804.500113][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 804.505906][ C0] ext4_file_read_iter+0x145/0x1b0 [ 804.511176][ C0] new_sync_read+0x418/0x6d0 [ 804.515744][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 804.521180][ C0] ? security_file_permission+0x8a/0x370 [ 804.526786][ C0] __vfs_read+0xc9/0x100 [ 804.531006][ C0] vfs_read+0x1ea/0x430 [ 804.535138][ C0] ksys_read+0x127/0x250 [ 804.539351][ C0] ? kernel_write+0x120/0x120 [ 804.544022][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 804.549715][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 804.555410][ C0] do_syscall_64+0xb7/0x580 [ 804.559895][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 804.565766][ C0] RIP: 0033:0x45a649 [ 804.569640][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 804.589217][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 804.597617][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 804.605581][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 804.613542][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 804.622875][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 804.630832][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 804.638867][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 804.647512][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 804.657571][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 804.663441][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 804.683105][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 804.691490][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 804.699449][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 804.707396][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 804.715350][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 804.723305][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 804.731253][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 804.740160][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 804.746732][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 804.754788][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 804.762743][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 804.770695][ C0] Call Trace: [ 804.773983][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 804.779073][ C0] ? lru_deactivate_fn+0x910/0x910 [ 804.784163][ C0] __lru_cache_add+0x1a0/0x260 [ 804.788921][ C0] wp_page_copy+0x904/0x19b0 [ 804.793508][ C0] ? follow_pfn+0x210/0x210 [ 804.797986][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 804.802811][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 804.808068][ C0] do_wp_page+0x2cd/0x1b40 [ 804.812460][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 804.817478][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 804.822823][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 804.827733][ C0] __handle_mm_fault+0x1415/0x2980 [ 804.832974][ C0] ? mark_held_locks+0xe0/0xe0 [ 804.837720][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 804.843340][ C0] ? find_held_lock+0x2d/0x110 [ 804.848088][ C0] ? handle_mm_fault+0x1d5/0x910 [ 804.853002][ C0] ? mark_held_locks+0x9f/0xe0 [ 804.857748][ C0] handle_mm_fault+0x2f1/0x910 [ 804.862503][ C0] __do_page_fault+0x62b/0xcc0 [ 804.867241][ C0] ? __do_page_fault+0xc70/0xcc0 [ 804.872166][ C0] page_fault+0x34/0x40 [ 804.876298][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 804.882861][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 804.902447][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 804.908489][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 804.916436][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 804.924383][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 804.932340][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 804.940293][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 804.948293][ C0] copyout+0x11c/0x140 [ 804.952345][ C0] copy_page_to_iter+0x406/0xdc0 [ 804.957276][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 804.962462][ C0] generic_file_read_iter+0xffd/0x29c0 [ 804.967904][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 804.973947][ C0] ? mark_held_locks+0xe0/0xe0 [ 804.978681][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 804.984461][ C0] ext4_file_read_iter+0x145/0x1b0 [ 804.989546][ C0] new_sync_read+0x418/0x6d0 [ 804.994110][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 804.999568][ C0] ? security_file_permission+0x8a/0x370 [ 805.005171][ C0] __vfs_read+0xc9/0x100 [ 805.009386][ C0] vfs_read+0x1ea/0x430 [ 805.013526][ C0] ksys_read+0x127/0x250 [ 805.017739][ C0] ? kernel_write+0x120/0x120 [ 805.022399][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 805.028092][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 805.033789][ C0] do_syscall_64+0xb7/0x580 [ 805.038268][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 805.044133][ C0] RIP: 0033:0x45a649 [ 805.048033][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 805.067630][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 805.076729][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 805.084684][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 805.092633][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 805.100601][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 805.108566][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 805.116618][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 805.125406][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 805.135453][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 805.141328][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 805.160914][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 805.169397][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 805.177343][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 805.185288][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 805.193246][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 805.201193][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 805.209145][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 805.218480][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 805.225052][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 805.233130][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 805.241089][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 805.249049][ C0] Call Trace: [ 805.252327][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 805.257415][ C0] ? lru_deactivate_fn+0x910/0x910 [ 805.262511][ C0] __lru_cache_add+0x1a0/0x260 [ 805.267253][ C0] wp_page_copy+0x904/0x19b0 [ 805.271830][ C0] ? follow_pfn+0x210/0x210 [ 805.276328][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 805.281165][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 805.286438][ C0] do_wp_page+0x2cd/0x1b40 [ 805.290951][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 805.295958][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 805.301327][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 805.306244][ C0] __handle_mm_fault+0x1415/0x2980 [ 805.311346][ C0] ? mark_held_locks+0xe0/0xe0 [ 805.316090][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 805.321616][ C0] ? find_held_lock+0x2d/0x110 [ 805.326355][ C0] ? handle_mm_fault+0x1d5/0x910 [ 805.331271][ C0] ? mark_held_locks+0x9f/0xe0 [ 805.336020][ C0] handle_mm_fault+0x2f1/0x910 [ 805.340762][ C0] __do_page_fault+0x62b/0xcc0 [ 805.345512][ C0] ? __do_page_fault+0xc70/0xcc0 [ 805.350433][ C0] page_fault+0x34/0x40 [ 805.354567][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 805.361143][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 805.380992][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 805.387033][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 805.394992][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 805.402936][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 805.410883][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 805.418829][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 805.426780][ C0] copyout+0x11c/0x140 [ 805.430823][ C0] copy_page_to_iter+0x406/0xdc0 [ 805.435735][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 805.441080][ C0] generic_file_read_iter+0xffd/0x29c0 [ 805.446525][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 805.452567][ C0] ? mark_held_locks+0xe0/0xe0 [ 805.457305][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 805.463120][ C0] ext4_file_read_iter+0x145/0x1b0 [ 805.468231][ C0] new_sync_read+0x418/0x6d0 [ 805.472803][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 805.478238][ C0] ? security_file_permission+0x8a/0x370 [ 805.483844][ C0] __vfs_read+0xc9/0x100 [ 805.488076][ C0] vfs_read+0x1ea/0x430 [ 805.492203][ C0] ksys_read+0x127/0x250 [ 805.496431][ C0] ? kernel_write+0x120/0x120 [ 805.501086][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 805.506779][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 805.512476][ C0] do_syscall_64+0xb7/0x580 [ 805.516956][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 805.522819][ C0] RIP: 0033:0x45a649 [ 805.526689][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 805.546267][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 805.554659][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 805.562612][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 805.570558][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 805.578505][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 805.586453][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 805.594473][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 805.603116][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 805.613159][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 805.619028][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 805.638605][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 805.647000][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 805.654964][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 805.662969][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 805.670933][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 805.678902][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 805.686865][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 805.695780][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 805.702355][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 805.710321][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 805.718278][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 805.726226][ C0] Call Trace: [ 805.729500][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 805.734592][ C0] ? lru_deactivate_fn+0x910/0x910 [ 805.739676][ C0] __lru_cache_add+0x1a0/0x260 [ 805.744416][ C0] wp_page_copy+0x904/0x19b0 [ 805.748979][ C0] ? follow_pfn+0x210/0x210 [ 805.753475][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 805.758299][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 805.763570][ C0] do_wp_page+0x2cd/0x1b40 [ 805.767983][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 805.772993][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 805.778341][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 805.783375][ C0] __handle_mm_fault+0x1415/0x2980 [ 805.788462][ C0] ? mark_held_locks+0xe0/0xe0 [ 805.793206][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 805.798810][ C0] ? find_held_lock+0x2d/0x110 [ 805.803547][ C0] ? handle_mm_fault+0x1d5/0x910 [ 805.808457][ C0] ? mark_held_locks+0x9f/0xe0 [ 805.813192][ C0] handle_mm_fault+0x2f1/0x910 [ 805.817934][ C0] __do_page_fault+0x62b/0xcc0 [ 805.822672][ C0] ? __do_page_fault+0xc70/0xcc0 [ 805.827586][ C0] page_fault+0x34/0x40 [ 805.831725][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 805.838341][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 805.858183][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 805.864229][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 805.872176][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 805.880395][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 805.889646][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 805.897615][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 805.905574][ C0] copyout+0x11c/0x140 [ 805.909620][ C0] copy_page_to_iter+0x406/0xdc0 [ 805.914627][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 805.919798][ C0] generic_file_read_iter+0xffd/0x29c0 [ 805.925231][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 805.931287][ C0] ? mark_held_locks+0xe0/0xe0 [ 805.936034][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 805.941824][ C0] ext4_file_read_iter+0x145/0x1b0 [ 805.946910][ C0] new_sync_read+0x418/0x6d0 [ 805.951475][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 805.956911][ C0] ? security_file_permission+0x8a/0x370 [ 805.962526][ C0] __vfs_read+0xc9/0x100 [ 805.966743][ C0] vfs_read+0x1ea/0x430 [ 805.970873][ C0] ksys_read+0x127/0x250 [ 805.975089][ C0] ? kernel_write+0x120/0x120 [ 805.979744][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 805.985438][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 805.991131][ C0] do_syscall_64+0xb7/0x580 [ 805.995609][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 806.001483][ C0] RIP: 0033:0x45a649 [ 806.005357][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 806.024935][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 806.033321][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 806.041268][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 806.049215][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 806.057170][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 806.065127][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 806.073150][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 806.081793][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 806.091847][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 806.097726][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 806.117320][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 806.125719][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 806.133684][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 806.141821][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 806.149789][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 806.157752][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 806.165714][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 806.174629][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 806.181194][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 806.189160][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 806.197147][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 806.205104][ C0] Call Trace: [ 806.208389][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 806.213476][ C0] ? lru_deactivate_fn+0x910/0x910 [ 806.218562][ C0] __lru_cache_add+0x1a0/0x260 [ 806.223302][ C0] wp_page_copy+0x904/0x19b0 [ 806.227865][ C0] ? follow_pfn+0x210/0x210 [ 806.232344][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 806.237166][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 806.242422][ C0] do_wp_page+0x2cd/0x1b40 [ 806.246823][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 806.252886][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 806.258250][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 806.263178][ C0] __handle_mm_fault+0x1415/0x2980 [ 806.268309][ C0] ? mark_held_locks+0xe0/0xe0 [ 806.273067][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 806.278607][ C0] ? find_held_lock+0x2d/0x110 [ 806.283364][ C0] ? handle_mm_fault+0x1d5/0x910 [ 806.288293][ C0] ? mark_held_locks+0x9f/0xe0 [ 806.293206][ C0] handle_mm_fault+0x2f1/0x910 [ 806.297955][ C0] __do_page_fault+0x62b/0xcc0 [ 806.302697][ C0] ? __do_page_fault+0xc70/0xcc0 [ 806.307627][ C0] page_fault+0x34/0x40 [ 806.314383][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 806.321628][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 806.344278][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 806.350669][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 806.359375][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 806.367357][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 806.375888][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 806.383988][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 806.392053][ C0] copyout+0x11c/0x140 [ 806.396648][ C0] copy_page_to_iter+0x406/0xdc0 [ 806.401578][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 806.406895][ C0] generic_file_read_iter+0xffd/0x29c0 [ 806.412402][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 806.418470][ C0] ? mark_held_locks+0xe0/0xe0 [ 806.423588][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 806.429550][ C0] ext4_file_read_iter+0x145/0x1b0 [ 806.435073][ C0] new_sync_read+0x418/0x6d0 [ 806.439856][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 806.445325][ C0] ? security_file_permission+0x8a/0x370 [ 806.450957][ C0] __vfs_read+0xc9/0x100 [ 806.455287][ C0] vfs_read+0x1ea/0x430 [ 806.459436][ C0] ksys_read+0x127/0x250 [ 806.463717][ C0] ? kernel_write+0x120/0x120 [ 806.468485][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 806.474198][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 806.480302][ C0] do_syscall_64+0xb7/0x580 [ 806.485193][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 806.491068][ C0] RIP: 0033:0x45a649 [ 806.495012][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 806.514711][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 806.523116][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 806.531081][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 806.539035][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 806.546996][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 806.555032][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 806.563330][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 806.571975][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 806.582118][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 806.588096][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 806.607862][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 806.616258][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 806.624211][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 806.632161][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 806.640126][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 806.648363][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 806.656417][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 806.665329][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 806.671906][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 806.680550][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 806.688507][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 806.696452][ C0] Call Trace: [ 806.699723][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 806.704816][ C0] ? lru_deactivate_fn+0x910/0x910 [ 806.709907][ C0] __lru_cache_add+0x1a0/0x260 [ 806.714647][ C0] wp_page_copy+0x904/0x19b0 [ 806.719221][ C0] ? follow_pfn+0x210/0x210 [ 806.723700][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 806.728537][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 806.733795][ C0] do_wp_page+0x2cd/0x1b40 [ 806.738186][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 806.743222][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 806.748584][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 806.753517][ C0] __handle_mm_fault+0x1415/0x2980 [ 806.758614][ C0] ? mark_held_locks+0xe0/0xe0 [ 806.763372][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 806.768934][ C0] ? find_held_lock+0x2d/0x110 [ 806.773685][ C0] ? handle_mm_fault+0x1d5/0x910 [ 806.778739][ C0] ? mark_held_locks+0x9f/0xe0 [ 806.783508][ C0] handle_mm_fault+0x2f1/0x910 [ 806.788258][ C0] __do_page_fault+0x62b/0xcc0 [ 806.793095][ C0] ? __do_page_fault+0xc70/0xcc0 [ 806.798008][ C0] page_fault+0x34/0x40 [ 806.802266][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 806.808935][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 806.828576][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 806.834626][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 806.842579][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 806.850532][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 806.858493][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 806.866498][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 806.874460][ C0] copyout+0x11c/0x140 [ 806.878514][ C0] copy_page_to_iter+0x406/0xdc0 [ 806.883563][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 806.888739][ C0] generic_file_read_iter+0xffd/0x29c0 [ 806.894215][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 806.900264][ C0] ? mark_held_locks+0xe0/0xe0 [ 806.905014][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 806.912148][ C0] ext4_file_read_iter+0x145/0x1b0 [ 806.917239][ C0] new_sync_read+0x418/0x6d0 [ 806.921817][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 806.927272][ C0] ? security_file_permission+0x8a/0x370 [ 806.932877][ C0] __vfs_read+0xc9/0x100 [ 806.937098][ C0] vfs_read+0x1ea/0x430 [ 806.941240][ C0] ksys_read+0x127/0x250 [ 806.945458][ C0] ? kernel_write+0x120/0x120 [ 806.950112][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 806.955817][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 806.961524][ C0] do_syscall_64+0xb7/0x580 [ 806.966006][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 806.971883][ C0] RIP: 0033:0x45a649 [ 806.975754][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 806.995418][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 807.003801][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 807.011757][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 807.019706][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 807.027651][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 807.035617][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 807.043662][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 807.052403][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 807.062447][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 807.068328][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 807.087919][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 807.096310][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 807.104262][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 807.112218][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 807.120188][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 807.128147][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 807.136098][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 807.145002][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 807.151565][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 807.159515][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 807.167559][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 807.175510][ C0] Call Trace: [ 807.178793][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 807.183880][ C0] ? lru_deactivate_fn+0x910/0x910 [ 807.188974][ C0] __lru_cache_add+0x1a0/0x260 [ 807.193714][ C0] wp_page_copy+0x904/0x19b0 [ 807.198277][ C0] ? follow_pfn+0x210/0x210 [ 807.202756][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 807.207593][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 807.212856][ C0] do_wp_page+0x2cd/0x1b40 [ 807.217306][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 807.222363][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 807.227717][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 807.232632][ C0] __handle_mm_fault+0x1415/0x2980 [ 807.237718][ C0] ? mark_held_locks+0xe0/0xe0 [ 807.242456][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 807.247997][ C0] ? find_held_lock+0x2d/0x110 [ 807.252755][ C0] ? handle_mm_fault+0x1d5/0x910 [ 807.257692][ C0] ? mark_held_locks+0x9f/0xe0 [ 807.262452][ C0] handle_mm_fault+0x2f1/0x910 [ 807.267210][ C0] __do_page_fault+0x62b/0xcc0 [ 807.271955][ C0] ? __do_page_fault+0xc70/0xcc0 [ 807.276872][ C0] page_fault+0x34/0x40 [ 807.281009][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 807.287584][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 807.307164][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 807.313203][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 807.321151][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 807.329098][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 807.337055][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 807.345035][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 807.352999][ C0] copyout+0x11c/0x140 [ 807.357057][ C0] copy_page_to_iter+0x406/0xdc0 [ 807.361970][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 807.367145][ C0] generic_file_read_iter+0xffd/0x29c0 [ 807.372579][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 807.378628][ C0] ? mark_held_locks+0xe0/0xe0 [ 807.383387][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 807.389178][ C0] ext4_file_read_iter+0x145/0x1b0 [ 807.394264][ C0] new_sync_read+0x418/0x6d0 [ 807.398916][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 807.404349][ C0] ? security_file_permission+0x8a/0x370 [ 807.409962][ C0] __vfs_read+0xc9/0x100 [ 807.414190][ C0] vfs_read+0x1ea/0x430 [ 807.418326][ C0] ksys_read+0x127/0x250 [ 807.422544][ C0] ? kernel_write+0x120/0x120 [ 807.427198][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 807.432901][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 807.438591][ C0] do_syscall_64+0xb7/0x580 [ 807.443081][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 807.448954][ C0] RIP: 0033:0x45a649 [ 807.452837][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 807.472597][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 807.480980][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 807.488928][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 807.496873][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 807.504821][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 807.512765][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 807.520786][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 807.529438][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 807.539474][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 807.545343][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 807.564928][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 807.573334][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 807.581295][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 807.589252][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 807.597211][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 807.605161][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 807.613115][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 807.622021][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 807.628580][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 807.636537][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 807.644491][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 807.652436][ C0] Call Trace: [ 807.655708][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 807.661839][ C0] ? lru_deactivate_fn+0x910/0x910 [ 807.666925][ C0] __lru_cache_add+0x1a0/0x260 [ 807.671662][ C0] wp_page_copy+0x904/0x19b0 [ 807.676227][ C0] ? follow_pfn+0x210/0x210 [ 807.680707][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 807.685533][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 807.690804][ C0] do_wp_page+0x2cd/0x1b40 [ 807.695202][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 807.700201][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 807.705543][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 807.710454][ C0] __handle_mm_fault+0x1415/0x2980 [ 807.715543][ C0] ? mark_held_locks+0xe0/0xe0 [ 807.720279][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 807.725798][ C0] ? find_held_lock+0x2d/0x110 [ 807.730536][ C0] ? handle_mm_fault+0x1d5/0x910 [ 807.735457][ C0] ? mark_held_locks+0x9f/0xe0 [ 807.740195][ C0] handle_mm_fault+0x2f1/0x910 [ 807.744936][ C0] __do_page_fault+0x62b/0xcc0 [ 807.749683][ C0] ? __do_page_fault+0xc70/0xcc0 [ 807.754593][ C0] page_fault+0x34/0x40 [ 807.758746][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 807.765320][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 807.784907][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 807.790949][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 807.798897][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 807.806843][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 807.814791][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 807.822749][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 807.830769][ C0] copyout+0x11c/0x140 [ 807.834867][ C0] copy_page_to_iter+0x406/0xdc0 [ 807.839786][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 807.844966][ C0] generic_file_read_iter+0xffd/0x29c0 [ 807.850401][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 807.856446][ C0] ? mark_held_locks+0xe0/0xe0 [ 807.861187][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 807.866967][ C0] ext4_file_read_iter+0x145/0x1b0 [ 807.872053][ C0] new_sync_read+0x418/0x6d0 [ 807.876614][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 807.882170][ C0] ? security_file_permission+0x8a/0x370 [ 807.887874][ C0] __vfs_read+0xc9/0x100 [ 807.892107][ C0] vfs_read+0x1ea/0x430 [ 807.896266][ C0] ksys_read+0x127/0x250 [ 807.900499][ C0] ? kernel_write+0x120/0x120 [ 807.905245][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 807.910953][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 807.916657][ C0] do_syscall_64+0xb7/0x580 [ 807.921139][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 807.927009][ C0] RIP: 0033:0x45a649 [ 807.930885][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 807.950478][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 807.958868][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 807.967348][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 807.975302][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 807.983267][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 807.991222][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 807.999338][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 808.008159][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 808.018255][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 808.024134][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 808.043716][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 808.052113][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 808.060065][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 808.068018][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 808.075988][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 808.083948][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 808.091893][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 808.100808][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 808.107381][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 808.115344][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 808.123296][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 808.131251][ C0] Call Trace: [ 808.134533][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 808.139646][ C0] ? lru_deactivate_fn+0x910/0x910 [ 808.144739][ C0] __lru_cache_add+0x1a0/0x260 [ 808.149502][ C0] wp_page_copy+0x904/0x19b0 [ 808.154092][ C0] ? follow_pfn+0x210/0x210 [ 808.158573][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 808.163420][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 808.168691][ C0] do_wp_page+0x2cd/0x1b40 [ 808.173093][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 808.178095][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 808.183437][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 808.188347][ C0] __handle_mm_fault+0x1415/0x2980 [ 808.193451][ C0] ? mark_held_locks+0xe0/0xe0 [ 808.198190][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 808.203708][ C0] ? find_held_lock+0x2d/0x110 [ 808.208469][ C0] ? handle_mm_fault+0x1d5/0x910 [ 808.213387][ C0] ? mark_held_locks+0x9f/0xe0 [ 808.218123][ C0] handle_mm_fault+0x2f1/0x910 [ 808.222861][ C0] __do_page_fault+0x62b/0xcc0 [ 808.227606][ C0] ? __do_page_fault+0xc70/0xcc0 [ 808.232548][ C0] page_fault+0x34/0x40 [ 808.236693][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 808.243281][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 808.264262][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 808.270307][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 808.278285][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 808.286232][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 808.294186][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 808.302141][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 808.310103][ C0] copyout+0x11c/0x140 [ 808.314157][ C0] copy_page_to_iter+0x406/0xdc0 [ 808.319105][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 808.324292][ C0] generic_file_read_iter+0xffd/0x29c0 [ 808.329749][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 808.335801][ C0] ? mark_held_locks+0xe0/0xe0 [ 808.340546][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 808.346334][ C0] ext4_file_read_iter+0x145/0x1b0 [ 808.351521][ C0] new_sync_read+0x418/0x6d0 [ 808.356352][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 808.361797][ C0] ? security_file_permission+0x8a/0x370 [ 808.367400][ C0] __vfs_read+0xc9/0x100 [ 808.371617][ C0] vfs_read+0x1ea/0x430 [ 808.375765][ C0] ksys_read+0x127/0x250 [ 808.380004][ C0] ? kernel_write+0x120/0x120 [ 808.384668][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 808.390385][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 808.396090][ C0] do_syscall_64+0xb7/0x580 [ 808.400607][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 808.406474][ C0] RIP: 0033:0x45a649 [ 808.410349][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 808.429931][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 808.438319][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 808.446265][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 808.454213][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 808.462162][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 808.470118][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 808.478165][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 808.486818][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 808.496856][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 808.503255][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 808.522844][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 808.531233][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 808.539207][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 808.547179][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 808.555136][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 808.563093][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 808.571044][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 808.580107][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 808.586776][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 808.594733][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 808.602679][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 808.610627][ C0] Call Trace: [ 808.613899][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 808.618987][ C0] ? lru_deactivate_fn+0x910/0x910 [ 808.624070][ C0] __lru_cache_add+0x1a0/0x260 [ 808.628808][ C0] wp_page_copy+0x904/0x19b0 [ 808.633373][ C0] ? follow_pfn+0x210/0x210 [ 808.637867][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 808.642699][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 808.648919][ C0] do_wp_page+0x2cd/0x1b40 [ 808.653307][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 808.658304][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 808.663647][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 808.668568][ C0] __handle_mm_fault+0x1415/0x2980 [ 808.673651][ C0] ? mark_held_locks+0xe0/0xe0 [ 808.678389][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 808.683905][ C0] ? find_held_lock+0x2d/0x110 [ 808.688659][ C0] ? handle_mm_fault+0x1d5/0x910 [ 808.693578][ C0] ? mark_held_locks+0x9f/0xe0 [ 808.698497][ C0] handle_mm_fault+0x2f1/0x910 [ 808.703236][ C0] __do_page_fault+0x62b/0xcc0 [ 808.707974][ C0] ? __do_page_fault+0xc70/0xcc0 [ 808.712910][ C0] page_fault+0x34/0x40 [ 808.717044][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 808.723812][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 808.743571][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 808.749619][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 808.757577][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 808.765522][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 808.773476][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 808.781421][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 808.789376][ C0] copyout+0x11c/0x140 [ 808.793418][ C0] copy_page_to_iter+0x406/0xdc0 [ 808.798338][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 808.803510][ C0] generic_file_read_iter+0xffd/0x29c0 [ 808.808942][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 808.815259][ C0] ? mark_held_locks+0xe0/0xe0 [ 808.819998][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 808.825780][ C0] ext4_file_read_iter+0x145/0x1b0 [ 808.830869][ C0] new_sync_read+0x418/0x6d0 [ 808.835434][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 808.840871][ C0] ? security_file_permission+0x8a/0x370 [ 808.846479][ C0] __vfs_read+0xc9/0x100 [ 808.850696][ C0] vfs_read+0x1ea/0x430 [ 808.854840][ C0] ksys_read+0x127/0x250 [ 808.859056][ C0] ? kernel_write+0x120/0x120 [ 808.863717][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 808.869407][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 808.875113][ C0] do_syscall_64+0xb7/0x580 [ 808.879593][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 808.885469][ C0] RIP: 0033:0x45a649 [ 808.889349][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 808.908995][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 808.917419][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 808.925368][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 808.933935][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 808.941900][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 808.949848][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 808.957882][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 808.966624][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 808.976663][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 808.982533][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 809.002282][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 809.013625][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 809.021575][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 809.029522][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 809.037465][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 809.045411][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 809.053367][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 809.062281][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 809.068841][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 809.076787][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 809.084828][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 809.092773][ C0] Call Trace: [ 809.096067][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 809.101165][ C0] ? lru_deactivate_fn+0x910/0x910 [ 809.106258][ C0] __lru_cache_add+0x1a0/0x260 [ 809.111005][ C0] wp_page_copy+0x904/0x19b0 [ 809.115583][ C0] ? follow_pfn+0x210/0x210 [ 809.120065][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 809.124895][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 809.130153][ C0] do_wp_page+0x2cd/0x1b40 [ 809.134558][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 809.139564][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 809.144911][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 809.149825][ C0] __handle_mm_fault+0x1415/0x2980 [ 809.154916][ C0] ? mark_held_locks+0xe0/0xe0 [ 809.159654][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 809.165180][ C0] ? find_held_lock+0x2d/0x110 [ 809.169920][ C0] ? handle_mm_fault+0x1d5/0x910 [ 809.174830][ C0] ? mark_held_locks+0x9f/0xe0 [ 809.179595][ C0] handle_mm_fault+0x2f1/0x910 [ 809.184342][ C0] __do_page_fault+0x62b/0xcc0 [ 809.189080][ C0] ? __do_page_fault+0xc70/0xcc0 [ 809.193996][ C0] page_fault+0x34/0x40 [ 809.198134][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 809.204708][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 809.224288][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 809.230338][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 809.238285][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 809.246230][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 809.254235][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 809.262209][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 809.270191][ C0] copyout+0x11c/0x140 [ 809.274255][ C0] copy_page_to_iter+0x406/0xdc0 [ 809.279173][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 809.284354][ C0] generic_file_read_iter+0xffd/0x29c0 [ 809.289794][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 809.295838][ C0] ? mark_held_locks+0xe0/0xe0 [ 809.300579][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 809.306362][ C0] ext4_file_read_iter+0x145/0x1b0 [ 809.311454][ C0] new_sync_read+0x418/0x6d0 [ 809.316080][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 809.321518][ C0] ? security_file_permission+0x8a/0x370 [ 809.327231][ C0] __vfs_read+0xc9/0x100 [ 809.331464][ C0] vfs_read+0x1ea/0x430 [ 809.335606][ C0] ksys_read+0x127/0x250 [ 809.339826][ C0] ? kernel_write+0x120/0x120 [ 809.344481][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 809.350178][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 809.355988][ C0] do_syscall_64+0xb7/0x580 [ 809.360493][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 809.366360][ C0] RIP: 0033:0x45a649 [ 809.370236][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 809.389943][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 809.398369][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 809.406332][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 809.414285][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 809.422249][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 809.430200][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 809.438238][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 809.446895][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 809.456946][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 809.462818][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 809.482490][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 809.490876][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 809.498824][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 809.506771][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 809.514718][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 809.522663][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 809.530612][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 809.539527][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 809.546091][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 809.554314][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 809.562367][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 809.570320][ C0] Call Trace: [ 809.573659][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 809.578749][ C0] ? lru_deactivate_fn+0x910/0x910 [ 809.583837][ C0] __lru_cache_add+0x1a0/0x260 [ 809.588586][ C0] wp_page_copy+0x904/0x19b0 [ 809.593151][ C0] ? follow_pfn+0x210/0x210 [ 809.597630][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 809.602466][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 809.607735][ C0] do_wp_page+0x2cd/0x1b40 [ 809.612125][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 809.617122][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 809.622467][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 809.627393][ C0] __handle_mm_fault+0x1415/0x2980 [ 809.632478][ C0] ? mark_held_locks+0xe0/0xe0 [ 809.637296][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 809.642843][ C0] ? find_held_lock+0x2d/0x110 [ 809.647588][ C0] ? handle_mm_fault+0x1d5/0x910 [ 809.652503][ C0] ? mark_held_locks+0x9f/0xe0 [ 809.657272][ C0] handle_mm_fault+0x2f1/0x910 [ 809.662015][ C0] __do_page_fault+0x62b/0xcc0 [ 809.666752][ C0] ? __do_page_fault+0xc70/0xcc0 [ 809.671683][ C0] page_fault+0x34/0x40 [ 809.675837][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 809.682424][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 809.702008][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 809.708167][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 809.716139][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 809.724151][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 809.732111][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 809.740070][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 809.748128][ C0] copyout+0x11c/0x140 [ 809.752222][ C0] copy_page_to_iter+0x406/0xdc0 [ 809.757188][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 809.762409][ C0] generic_file_read_iter+0xffd/0x29c0 [ 809.767842][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 809.773884][ C0] ? mark_held_locks+0xe0/0xe0 [ 809.778709][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 809.784486][ C0] ext4_file_read_iter+0x145/0x1b0 [ 809.789570][ C0] new_sync_read+0x418/0x6d0 [ 809.794144][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 809.799587][ C0] ? security_file_permission+0x8a/0x370 [ 809.805194][ C0] __vfs_read+0xc9/0x100 [ 809.809412][ C0] vfs_read+0x1ea/0x430 [ 809.813542][ C0] ksys_read+0x127/0x250 [ 809.818279][ C0] ? kernel_write+0x120/0x120 [ 809.823016][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 809.828712][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 809.834433][ C0] do_syscall_64+0xb7/0x580 [ 809.838941][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 809.844818][ C0] RIP: 0033:0x45a649 [ 809.848689][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 809.868281][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 809.876665][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 809.884619][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 809.892576][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 809.900525][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 809.908562][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 809.916585][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 809.925248][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 809.936006][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 809.941881][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 809.962528][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 809.970932][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 809.979037][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 809.987082][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 809.995035][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 810.002983][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 810.010945][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 810.019852][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 810.026423][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 810.034368][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 810.042315][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 810.050260][ C0] Call Trace: [ 810.053535][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 810.058621][ C0] ? lru_deactivate_fn+0x910/0x910 [ 810.063705][ C0] __lru_cache_add+0x1a0/0x260 [ 810.068444][ C0] wp_page_copy+0x904/0x19b0 [ 810.073021][ C0] ? follow_pfn+0x210/0x210 [ 810.077496][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 810.082319][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 810.087577][ C0] do_wp_page+0x2cd/0x1b40 [ 810.091983][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 810.096999][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 810.102348][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 810.107380][ C0] __handle_mm_fault+0x1415/0x2980 [ 810.112470][ C0] ? mark_held_locks+0xe0/0xe0 [ 810.117261][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 810.122781][ C0] ? find_held_lock+0x2d/0x110 [ 810.127554][ C0] ? handle_mm_fault+0x1d5/0x910 [ 810.132512][ C0] ? mark_held_locks+0x9f/0xe0 [ 810.137250][ C0] handle_mm_fault+0x2f1/0x910 [ 810.141998][ C0] __do_page_fault+0x62b/0xcc0 [ 810.146868][ C0] ? __do_page_fault+0xc70/0xcc0 [ 810.151792][ C0] page_fault+0x34/0x40 [ 810.155954][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 810.162525][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 810.182716][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 810.188758][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 810.196723][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 810.204683][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 810.212632][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 810.220579][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 810.228538][ C0] copyout+0x11c/0x140 [ 810.232583][ C0] copy_page_to_iter+0x406/0xdc0 [ 810.237504][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 810.242675][ C0] generic_file_read_iter+0xffd/0x29c0 [ 810.248115][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 810.254167][ C0] ? mark_held_locks+0xe0/0xe0 [ 810.258903][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 810.264685][ C0] ext4_file_read_iter+0x145/0x1b0 [ 810.269796][ C0] new_sync_read+0x418/0x6d0 [ 810.274378][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 810.280356][ C0] ? security_file_permission+0x8a/0x370 [ 810.285970][ C0] __vfs_read+0xc9/0x100 [ 810.290205][ C0] vfs_read+0x1ea/0x430 [ 810.294340][ C0] ksys_read+0x127/0x250 [ 810.298559][ C0] ? kernel_write+0x120/0x120 [ 810.303226][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 810.308920][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 810.314613][ C0] do_syscall_64+0xb7/0x580 [ 810.319093][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 810.324969][ C0] RIP: 0033:0x45a649 [ 810.328850][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 810.348426][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 810.356822][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 810.364768][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 810.372734][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 810.380694][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 810.388651][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 810.397107][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 810.405763][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 810.415807][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 810.421679][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 810.441260][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 810.449646][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 810.457599][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 810.465570][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 810.473546][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 810.481502][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 810.489463][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 810.498381][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 810.504941][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 810.513757][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 810.521710][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 810.529655][ C0] Call Trace: [ 810.532933][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 810.538108][ C0] ? lru_deactivate_fn+0x910/0x910 [ 810.543192][ C0] __lru_cache_add+0x1a0/0x260 [ 810.547927][ C0] wp_page_copy+0x904/0x19b0 [ 810.552500][ C0] ? follow_pfn+0x210/0x210 [ 810.556987][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 810.561899][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 810.567165][ C0] do_wp_page+0x2cd/0x1b40 [ 810.571559][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 810.576559][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 810.581914][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 810.586824][ C0] __handle_mm_fault+0x1415/0x2980 [ 810.591921][ C0] ? mark_held_locks+0xe0/0xe0 [ 810.596668][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 810.602189][ C0] ? find_held_lock+0x2d/0x110 [ 810.606945][ C0] ? handle_mm_fault+0x1d5/0x910 [ 810.611857][ C0] ? mark_held_locks+0x9f/0xe0 [ 810.616601][ C0] handle_mm_fault+0x2f1/0x910 [ 810.621341][ C0] __do_page_fault+0x62b/0xcc0 [ 810.626092][ C0] ? __do_page_fault+0xc70/0xcc0 [ 810.631018][ C0] page_fault+0x34/0x40 [ 810.635153][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 810.641717][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 810.661386][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 810.667441][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 810.675384][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 810.683332][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 810.691281][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 810.699229][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 810.707190][ C0] copyout+0x11c/0x140 [ 810.711242][ C0] copy_page_to_iter+0x406/0xdc0 [ 810.716155][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 810.721327][ C0] generic_file_read_iter+0xffd/0x29c0 [ 810.726763][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 810.732807][ C0] ? mark_held_locks+0xe0/0xe0 [ 810.737543][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 810.743598][ C0] ext4_file_read_iter+0x145/0x1b0 [ 810.748692][ C0] new_sync_read+0x418/0x6d0 [ 810.753262][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 810.758697][ C0] ? security_file_permission+0x8a/0x370 [ 810.764311][ C0] __vfs_read+0xc9/0x100 [ 810.768534][ C0] vfs_read+0x1ea/0x430 [ 810.772663][ C0] ksys_read+0x127/0x250 [ 810.776906][ C0] ? kernel_write+0x120/0x120 [ 810.781568][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 810.787270][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 810.792969][ C0] do_syscall_64+0xb7/0x580 [ 810.797455][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 810.803497][ C0] RIP: 0033:0x45a649 [ 810.807383][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 810.827140][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 810.835626][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 810.843658][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 810.851606][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 810.859554][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 810.867526][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 810.875563][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 810.884218][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 810.894288][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 810.900159][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 810.919748][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 810.928133][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 810.936082][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 810.944142][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 810.952089][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 810.960035][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 810.968083][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 810.976986][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 810.983554][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 810.991503][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 810.999451][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 811.007396][ C0] Call Trace: [ 811.010669][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 811.015861][ C0] ? lru_deactivate_fn+0x910/0x910 [ 811.020944][ C0] __lru_cache_add+0x1a0/0x260 [ 811.025683][ C0] wp_page_copy+0x904/0x19b0 [ 811.030264][ C0] ? follow_pfn+0x210/0x210 [ 811.034757][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 811.039600][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 811.044866][ C0] do_wp_page+0x2cd/0x1b40 [ 811.049263][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 811.054280][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 811.059748][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 811.064708][ C0] __handle_mm_fault+0x1415/0x2980 [ 811.069799][ C0] ? mark_held_locks+0xe0/0xe0 [ 811.074542][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 811.080074][ C0] ? find_held_lock+0x2d/0x110 [ 811.084815][ C0] ? handle_mm_fault+0x1d5/0x910 [ 811.089744][ C0] ? mark_held_locks+0x9f/0xe0 [ 811.094501][ C0] handle_mm_fault+0x2f1/0x910 [ 811.099429][ C0] __do_page_fault+0x62b/0xcc0 [ 811.104169][ C0] ? __do_page_fault+0xc70/0xcc0 [ 811.109084][ C0] page_fault+0x34/0x40 [ 811.113233][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 811.119805][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 811.139435][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 811.145477][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 811.153466][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 811.161413][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 811.169395][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 811.177340][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 811.185349][ C0] copyout+0x11c/0x140 [ 811.189393][ C0] copy_page_to_iter+0x406/0xdc0 [ 811.194303][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 811.199526][ C0] generic_file_read_iter+0xffd/0x29c0 [ 811.204991][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 811.211045][ C0] ? mark_held_locks+0xe0/0xe0 [ 811.215787][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 811.221570][ C0] ext4_file_read_iter+0x145/0x1b0 [ 811.226663][ C0] new_sync_read+0x418/0x6d0 [ 811.231229][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 811.236686][ C0] ? security_file_permission+0x8a/0x370 [ 811.242289][ C0] __vfs_read+0xc9/0x100 [ 811.246505][ C0] vfs_read+0x1ea/0x430 [ 811.250636][ C0] ksys_read+0x127/0x250 [ 811.254856][ C0] ? kernel_write+0x120/0x120 [ 811.259508][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 811.265201][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 811.270912][ C0] do_syscall_64+0xb7/0x580 [ 811.275408][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 811.281299][ C0] RIP: 0033:0x45a649 [ 811.285189][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 811.304768][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 811.313167][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 811.321124][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 811.329071][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 811.337189][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 811.345140][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 811.353150][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 811.361793][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 811.371833][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 811.377704][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 811.397279][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 811.405665][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 811.413612][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 811.421558][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 811.429506][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 811.437449][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 811.445484][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 811.454386][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 811.460948][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 811.468903][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 811.476853][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 811.484817][ C0] Call Trace: [ 811.488096][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 811.493179][ C0] ? lru_deactivate_fn+0x910/0x910 [ 811.498261][ C0] __lru_cache_add+0x1a0/0x260 [ 811.503003][ C0] wp_page_copy+0x904/0x19b0 [ 811.507566][ C0] ? follow_pfn+0x210/0x210 [ 811.512042][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 811.516875][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 811.522139][ C0] do_wp_page+0x2cd/0x1b40 [ 811.526527][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 811.531556][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 811.536923][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 811.541842][ C0] __handle_mm_fault+0x1415/0x2980 [ 811.546937][ C0] ? mark_held_locks+0xe0/0xe0 [ 811.551685][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 811.557232][ C0] ? find_held_lock+0x2d/0x110 [ 811.561981][ C0] ? handle_mm_fault+0x1d5/0x910 [ 811.566904][ C0] ? mark_held_locks+0x9f/0xe0 [ 811.571642][ C0] handle_mm_fault+0x2f1/0x910 [ 811.576382][ C0] __do_page_fault+0x62b/0xcc0 [ 811.581133][ C0] ? __do_page_fault+0xc70/0xcc0 [ 811.586048][ C0] page_fault+0x34/0x40 [ 811.590194][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 811.596759][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 811.616517][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 811.622578][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 811.630545][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 811.638493][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 811.646465][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 811.654413][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 811.662367][ C0] copyout+0x11c/0x140 [ 811.666417][ C0] copy_page_to_iter+0x406/0xdc0 [ 811.671453][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 811.676658][ C0] generic_file_read_iter+0xffd/0x29c0 [ 811.682097][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 811.688145][ C0] ? mark_held_locks+0xe0/0xe0 [ 811.692886][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 811.698679][ C0] ext4_file_read_iter+0x145/0x1b0 [ 811.703769][ C0] new_sync_read+0x418/0x6d0 [ 811.708397][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 811.713835][ C0] ? security_file_permission+0x8a/0x370 [ 811.719446][ C0] __vfs_read+0xc9/0x100 [ 811.723668][ C0] vfs_read+0x1ea/0x430 [ 811.727815][ C0] ksys_read+0x127/0x250 [ 811.732036][ C0] ? kernel_write+0x120/0x120 [ 811.737040][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 811.742854][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 811.748549][ C0] do_syscall_64+0xb7/0x580 [ 811.753030][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 811.758897][ C0] RIP: 0033:0x45a649 [ 811.762776][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 811.782355][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 811.790741][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 811.798692][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 811.806638][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 811.814585][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 811.822533][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 811.830559][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 811.839204][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 811.849244][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 811.855124][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 811.874702][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 811.883088][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 811.891053][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 811.899086][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 811.907080][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 811.915046][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 811.922993][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 811.931897][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 811.938456][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 811.946422][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 811.954367][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 811.962313][ C0] Call Trace: [ 811.965597][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 811.970683][ C0] ? lru_deactivate_fn+0x910/0x910 [ 811.975768][ C0] __lru_cache_add+0x1a0/0x260 [ 811.980508][ C0] wp_page_copy+0x904/0x19b0 [ 811.985083][ C0] ? follow_pfn+0x210/0x210 [ 811.989563][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 811.994390][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 811.999646][ C0] do_wp_page+0x2cd/0x1b40 [ 812.004048][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 812.009044][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 812.014388][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 812.019298][ C0] __handle_mm_fault+0x1415/0x2980 [ 812.024397][ C0] ? mark_held_locks+0xe0/0xe0 [ 812.029242][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 812.034773][ C0] ? find_held_lock+0x2d/0x110 [ 812.039538][ C0] ? handle_mm_fault+0x1d5/0x910 [ 812.044450][ C0] ? mark_held_locks+0x9f/0xe0 [ 812.049195][ C0] handle_mm_fault+0x2f1/0x910 [ 812.053937][ C0] __do_page_fault+0x62b/0xcc0 [ 812.058673][ C0] ? __do_page_fault+0xc70/0xcc0 [ 812.065325][ C0] page_fault+0x34/0x40 [ 812.069459][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 812.076023][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 812.095612][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 812.101680][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 812.109653][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 812.117620][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 812.125582][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 812.133541][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 812.141503][ C0] copyout+0x11c/0x140 [ 812.145562][ C0] copy_page_to_iter+0x406/0xdc0 [ 812.150477][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 812.155651][ C0] generic_file_read_iter+0xffd/0x29c0 [ 812.161093][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 812.167155][ C0] ? mark_held_locks+0xe0/0xe0 [ 812.171892][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 812.177683][ C0] ext4_file_read_iter+0x145/0x1b0 [ 812.182774][ C0] new_sync_read+0x418/0x6d0 [ 812.187777][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 812.193228][ C0] ? security_file_permission+0x8a/0x370 [ 812.198834][ C0] __vfs_read+0xc9/0x100 [ 812.203050][ C0] vfs_read+0x1ea/0x430 [ 812.207266][ C0] ksys_read+0x127/0x250 [ 812.211486][ C0] ? kernel_write+0x120/0x120 [ 812.216140][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 812.221833][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 812.227525][ C0] do_syscall_64+0xb7/0x580 [ 812.232004][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 812.237873][ C0] RIP: 0033:0x45a649 [ 812.241748][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 812.261369][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 812.269773][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 812.277727][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 812.285705][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 812.293652][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 812.301599][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 812.309641][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 812.318289][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 812.328521][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 812.334566][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 812.354157][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 812.362545][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 812.370504][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 812.378463][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 812.386421][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 812.394367][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 812.402328][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 812.411233][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 812.417796][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 812.425921][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 812.433989][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 812.441939][ C0] Call Trace: [ 812.445213][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 812.450303][ C0] ? lru_deactivate_fn+0x910/0x910 [ 812.455394][ C0] __lru_cache_add+0x1a0/0x260 [ 812.460133][ C0] wp_page_copy+0x904/0x19b0 [ 812.464884][ C0] ? follow_pfn+0x210/0x210 [ 812.469363][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 812.474187][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 812.479443][ C0] do_wp_page+0x2cd/0x1b40 [ 812.483847][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 812.488844][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 812.494189][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 812.499109][ C0] __handle_mm_fault+0x1415/0x2980 [ 812.504268][ C0] ? mark_held_locks+0xe0/0xe0 [ 812.509044][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 812.514575][ C0] ? find_held_lock+0x2d/0x110 [ 812.519315][ C0] ? handle_mm_fault+0x1d5/0x910 [ 812.524239][ C0] ? mark_held_locks+0x9f/0xe0 [ 812.528977][ C0] handle_mm_fault+0x2f1/0x910 [ 812.533717][ C0] __do_page_fault+0x62b/0xcc0 [ 812.538458][ C0] ? __do_page_fault+0xc70/0xcc0 [ 812.543372][ C0] page_fault+0x34/0x40 [ 812.547505][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 812.554069][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 812.573666][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 812.579718][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 812.587676][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 812.595637][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 812.603595][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 812.611559][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 812.619530][ C0] copyout+0x11c/0x140 [ 812.623592][ C0] copy_page_to_iter+0x406/0xdc0 [ 812.628506][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 812.633682][ C0] generic_file_read_iter+0xffd/0x29c0 [ 812.639119][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 812.645162][ C0] ? mark_held_locks+0xe0/0xe0 [ 812.649911][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 812.655957][ C0] ext4_file_read_iter+0x145/0x1b0 [ 812.661045][ C0] new_sync_read+0x418/0x6d0 [ 812.665613][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 812.671047][ C0] ? security_file_permission+0x8a/0x370 [ 812.676654][ C0] __vfs_read+0xc9/0x100 [ 812.680872][ C0] vfs_read+0x1ea/0x430 [ 812.685175][ C0] ksys_read+0x127/0x250 [ 812.689391][ C0] ? kernel_write+0x120/0x120 [ 812.694043][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 812.699738][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 812.705453][ C0] do_syscall_64+0xb7/0x580 [ 812.709970][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 812.715874][ C0] RIP: 0033:0x45a649 [ 812.719759][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 812.739510][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 812.747905][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 812.755866][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 812.763863][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 812.771832][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 812.781052][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 812.789191][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 812.797955][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 812.808107][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 812.813990][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 812.833582][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 812.841992][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 812.849956][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 812.857922][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 812.865886][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 812.873892][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 812.882566][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 812.891482][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 812.898103][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 812.906059][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 812.914315][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 812.922523][ C0] Call Trace: [ 812.925799][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 812.930984][ C0] ? lru_deactivate_fn+0x910/0x910 [ 812.936070][ C0] __lru_cache_add+0x1a0/0x260 [ 812.940812][ C0] wp_page_copy+0x904/0x19b0 [ 812.945375][ C0] ? follow_pfn+0x210/0x210 [ 812.949851][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 812.954685][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 812.959979][ C0] do_wp_page+0x2cd/0x1b40 [ 812.964372][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 812.969368][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 812.975320][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 812.980233][ C0] __handle_mm_fault+0x1415/0x2980 [ 812.985359][ C0] ? mark_held_locks+0xe0/0xe0 [ 812.990112][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 812.995641][ C0] ? find_held_lock+0x2d/0x110 [ 813.000394][ C0] ? handle_mm_fault+0x1d5/0x910 [ 813.005331][ C0] ? mark_held_locks+0x9f/0xe0 [ 813.010074][ C0] handle_mm_fault+0x2f1/0x910 [ 813.014823][ C0] __do_page_fault+0x62b/0xcc0 [ 813.019565][ C0] ? __do_page_fault+0xc70/0xcc0 [ 813.024737][ C0] page_fault+0x34/0x40 [ 813.028880][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 813.035459][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 813.055056][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 813.061115][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 813.069092][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 813.077063][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 813.085078][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 813.093040][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 813.101009][ C0] copyout+0x11c/0x140 [ 813.105059][ C0] copy_page_to_iter+0x406/0xdc0 [ 813.110031][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 813.115407][ C0] generic_file_read_iter+0xffd/0x29c0 [ 813.120863][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 813.126946][ C0] ? mark_held_locks+0xe0/0xe0 [ 813.131717][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 813.137524][ C0] ext4_file_read_iter+0x145/0x1b0 [ 813.142625][ C0] new_sync_read+0x418/0x6d0 [ 813.147215][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 813.152728][ C0] ? security_file_permission+0x8a/0x370 [ 813.158432][ C0] __vfs_read+0xc9/0x100 [ 813.162685][ C0] vfs_read+0x1ea/0x430 [ 813.166840][ C0] ksys_read+0x127/0x250 [ 813.171092][ C0] ? kernel_write+0x120/0x120 [ 813.175764][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 813.181489][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 813.187434][ C0] do_syscall_64+0xb7/0x580 [ 813.191938][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 813.197944][ C0] RIP: 0033:0x45a649 [ 813.201864][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 813.221636][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 813.230226][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 813.238196][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 813.246621][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 813.254583][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 813.262623][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 813.270683][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 813.279565][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 813.289812][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 813.295715][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 813.315868][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 813.324440][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 813.332391][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 813.340954][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 813.348993][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 813.356955][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 813.364922][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 813.374060][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 813.380737][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 813.388716][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 813.396669][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 813.404620][ C0] Call Trace: [ 813.407896][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 813.413003][ C0] ? lru_deactivate_fn+0x910/0x910 [ 813.418104][ C0] __lru_cache_add+0x1a0/0x260 [ 813.422844][ C0] wp_page_copy+0x904/0x19b0 [ 813.427506][ C0] ? follow_pfn+0x210/0x210 [ 813.432077][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 813.436904][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 813.442164][ C0] do_wp_page+0x2cd/0x1b40 [ 813.446556][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 813.451556][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 813.456905][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 813.461820][ C0] __handle_mm_fault+0x1415/0x2980 [ 813.466920][ C0] ? mark_held_locks+0xe0/0xe0 [ 813.471671][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 813.477193][ C0] ? find_held_lock+0x2d/0x110 [ 813.481945][ C0] ? handle_mm_fault+0x1d5/0x910 [ 813.486856][ C0] ? mark_held_locks+0x9f/0xe0 [ 813.491596][ C0] handle_mm_fault+0x2f1/0x910 [ 813.496354][ C0] __do_page_fault+0x62b/0xcc0 [ 813.501094][ C0] ? __do_page_fault+0xc70/0xcc0 [ 813.506008][ C0] page_fault+0x34/0x40 [ 813.510161][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 813.516730][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 813.536327][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 813.542367][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 813.550316][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 813.558267][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 813.566218][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 813.574167][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 813.582225][ C0] copyout+0x11c/0x140 [ 813.586284][ C0] copy_page_to_iter+0x406/0xdc0 [ 813.591224][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 813.596400][ C0] generic_file_read_iter+0xffd/0x29c0 [ 813.601845][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 813.607899][ C0] ? mark_held_locks+0xe0/0xe0 [ 813.612686][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 813.618476][ C0] ext4_file_read_iter+0x145/0x1b0 [ 813.623565][ C0] new_sync_read+0x418/0x6d0 [ 813.628137][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 813.633595][ C0] ? security_file_permission+0x8a/0x370 [ 813.639219][ C0] __vfs_read+0xc9/0x100 [ 813.643459][ C0] vfs_read+0x1ea/0x430 [ 813.647590][ C0] ksys_read+0x127/0x250 [ 813.651805][ C0] ? kernel_write+0x120/0x120 [ 813.656457][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 813.662150][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 813.667841][ C0] do_syscall_64+0xb7/0x580 [ 813.672338][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 813.678221][ C0] RIP: 0033:0x45a649 [ 813.682105][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 813.701699][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 813.710147][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 813.718121][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 813.726073][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 813.734023][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 813.741973][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 813.750007][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 813.758672][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 813.768720][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 813.774614][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 813.794209][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 813.802785][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 813.810736][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 813.825387][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 813.833344][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 813.841296][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 813.849261][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 813.858177][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 813.864739][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 813.872699][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 813.880669][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 813.888735][ C0] Call Trace: [ 813.892018][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 813.897108][ C0] ? lru_deactivate_fn+0x910/0x910 [ 813.902239][ C0] __lru_cache_add+0x1a0/0x260 [ 813.906979][ C0] wp_page_copy+0x904/0x19b0 [ 813.911546][ C0] ? follow_pfn+0x210/0x210 [ 813.916026][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 813.920853][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 813.926114][ C0] do_wp_page+0x2cd/0x1b40 [ 813.930578][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 813.935607][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 813.940955][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 813.945892][ C0] __handle_mm_fault+0x1415/0x2980 [ 813.950995][ C0] ? mark_held_locks+0xe0/0xe0 [ 813.955757][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 813.961304][ C0] ? find_held_lock+0x2d/0x110 [ 813.966048][ C0] ? handle_mm_fault+0x1d5/0x910 [ 813.970976][ C0] ? mark_held_locks+0x9f/0xe0 [ 813.975756][ C0] handle_mm_fault+0x2f1/0x910 [ 813.980520][ C0] __do_page_fault+0x62b/0xcc0 [ 813.985265][ C0] ? __do_page_fault+0xc70/0xcc0 [ 813.990185][ C0] page_fault+0x34/0x40 [ 813.994324][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 814.000891][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 814.020479][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 814.026522][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 814.034483][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 814.042432][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 814.050381][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 814.058356][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 814.066313][ C0] copyout+0x11c/0x140 [ 814.070377][ C0] copy_page_to_iter+0x406/0xdc0 [ 814.075291][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 814.080479][ C0] generic_file_read_iter+0xffd/0x29c0 [ 814.086035][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 814.092200][ C0] ? mark_held_locks+0xe0/0xe0 [ 814.096963][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 814.102747][ C0] ext4_file_read_iter+0x145/0x1b0 [ 814.107887][ C0] new_sync_read+0x418/0x6d0 [ 814.112614][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 814.118075][ C0] ? security_file_permission+0x8a/0x370 [ 814.123702][ C0] __vfs_read+0xc9/0x100 [ 814.128013][ C0] vfs_read+0x1ea/0x430 [ 814.132426][ C0] ksys_read+0x127/0x250 [ 814.136655][ C0] ? kernel_write+0x120/0x120 [ 814.141313][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 814.147010][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 814.152857][ C0] do_syscall_64+0xb7/0x580 [ 814.157360][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 814.163229][ C0] RIP: 0033:0x45a649 [ 814.167103][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 814.186699][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 814.195273][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 814.203223][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 814.211175][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 814.219225][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 814.227192][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 814.235232][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 814.244011][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 814.254175][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 814.260053][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 814.279664][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 814.288102][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 814.296066][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 814.304017][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 814.311964][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 814.319914][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 814.327868][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 814.336774][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 814.343334][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 814.353817][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 814.361777][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 814.369765][ C0] Call Trace: [ 814.373042][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 814.378129][ C0] ? lru_deactivate_fn+0x910/0x910 [ 814.383302][ C0] __lru_cache_add+0x1a0/0x260 [ 814.388045][ C0] wp_page_copy+0x904/0x19b0 [ 814.392611][ C0] ? follow_pfn+0x210/0x210 [ 814.397093][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 814.401919][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 814.407197][ C0] do_wp_page+0x2cd/0x1b40 [ 814.411590][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 814.416603][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 814.421949][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 814.428001][ C0] __handle_mm_fault+0x1415/0x2980 [ 814.433107][ C0] ? mark_held_locks+0xe0/0xe0 [ 814.437861][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 814.443384][ C0] ? find_held_lock+0x2d/0x110 [ 814.448143][ C0] ? handle_mm_fault+0x1d5/0x910 [ 814.453056][ C0] ? mark_held_locks+0x9f/0xe0 [ 814.457794][ C0] handle_mm_fault+0x2f1/0x910 [ 814.462535][ C0] __do_page_fault+0x62b/0xcc0 [ 814.467300][ C0] ? __do_page_fault+0xc70/0xcc0 [ 814.472212][ C0] page_fault+0x34/0x40 [ 814.476344][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 814.483009][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 814.502604][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 814.508654][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 814.516603][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 814.524554][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 814.532517][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 814.540915][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 814.548873][ C0] copyout+0x11c/0x140 [ 814.552941][ C0] copy_page_to_iter+0x406/0xdc0 [ 814.557852][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 814.563038][ C0] generic_file_read_iter+0xffd/0x29c0 [ 814.568487][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 814.574547][ C0] ? mark_held_locks+0xe0/0xe0 [ 814.579306][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 814.585118][ C0] ext4_file_read_iter+0x145/0x1b0 [ 814.590214][ C0] new_sync_read+0x418/0x6d0 [ 814.594816][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 814.600288][ C0] ? security_file_permission+0x8a/0x370 [ 814.605900][ C0] __vfs_read+0xc9/0x100 [ 814.610120][ C0] vfs_read+0x1ea/0x430 [ 814.614251][ C0] ksys_read+0x127/0x250 [ 814.618483][ C0] ? kernel_write+0x120/0x120 [ 814.623147][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 814.628869][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 814.634565][ C0] do_syscall_64+0xb7/0x580 [ 814.639050][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 814.644919][ C0] RIP: 0033:0x45a649 [ 814.648801][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 814.668406][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 814.676806][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 814.684791][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 814.692737][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 814.700698][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 814.708651][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 814.716703][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 814.725796][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 814.735850][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 814.741734][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 814.761608][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 814.770025][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 814.777978][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 814.785952][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 814.793901][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 814.801851][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 814.809817][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 814.818740][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 814.825346][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 814.833304][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 814.841256][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 814.849208][ C0] Call Trace: [ 814.852497][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 814.857582][ C0] ? lru_deactivate_fn+0x910/0x910 [ 814.862670][ C0] __lru_cache_add+0x1a0/0x260 [ 814.867409][ C0] wp_page_copy+0x904/0x19b0 [ 814.871981][ C0] ? follow_pfn+0x210/0x210 [ 814.876461][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 814.881289][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 814.886551][ C0] do_wp_page+0x2cd/0x1b40 [ 814.890960][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 814.895961][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 814.901310][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 814.906237][ C0] __handle_mm_fault+0x1415/0x2980 [ 814.911341][ C0] ? mark_held_locks+0xe0/0xe0 [ 814.916106][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 814.921628][ C0] ? find_held_lock+0x2d/0x110 [ 814.926396][ C0] ? handle_mm_fault+0x1d5/0x910 [ 814.931314][ C0] ? mark_held_locks+0x9f/0xe0 [ 814.936056][ C0] handle_mm_fault+0x2f1/0x910 [ 814.940806][ C0] __do_page_fault+0x62b/0xcc0 [ 814.945569][ C0] ? __do_page_fault+0xc70/0xcc0 [ 814.950626][ C0] page_fault+0x34/0x40 [ 814.954773][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 814.961431][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 814.981021][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 814.987066][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 814.995103][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 815.003138][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 815.011086][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 815.019035][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 815.027012][ C0] copyout+0x11c/0x140 [ 815.031066][ C0] copy_page_to_iter+0x406/0xdc0 [ 815.035986][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 815.041183][ C0] generic_file_read_iter+0xffd/0x29c0 [ 815.046708][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 815.052764][ C0] ? mark_held_locks+0xe0/0xe0 [ 815.057521][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 815.063354][ C0] ext4_file_read_iter+0x145/0x1b0 [ 815.068477][ C0] new_sync_read+0x418/0x6d0 [ 815.073049][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 815.078502][ C0] ? security_file_permission+0x8a/0x370 [ 815.084127][ C0] __vfs_read+0xc9/0x100 [ 815.088353][ C0] vfs_read+0x1ea/0x430 [ 815.092491][ C0] ksys_read+0x127/0x250 [ 815.097327][ C0] ? kernel_write+0x120/0x120 [ 815.101984][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 815.107686][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 815.113389][ C0] do_syscall_64+0xb7/0x580 [ 815.117894][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 815.123762][ C0] RIP: 0033:0x45a649 [ 815.127663][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 815.147257][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 815.156265][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 815.164283][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 815.172288][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 815.180252][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 815.188225][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 815.196267][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 815.204915][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 815.214977][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 815.220863][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 815.240458][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 815.248848][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 815.256813][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 815.264760][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 815.272708][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 815.280673][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 815.288637][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 815.297554][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 815.304147][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 815.312118][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 815.320091][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 815.328087][ C0] Call Trace: [ 815.331368][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 815.336461][ C0] ? lru_deactivate_fn+0x910/0x910 [ 815.341550][ C0] __lru_cache_add+0x1a0/0x260 [ 815.346311][ C0] wp_page_copy+0x904/0x19b0 [ 815.350880][ C0] ? follow_pfn+0x210/0x210 [ 815.355361][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 815.360187][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 815.365447][ C0] do_wp_page+0x2cd/0x1b40 [ 815.369838][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 815.374848][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 815.380196][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 815.385113][ C0] __handle_mm_fault+0x1415/0x2980 [ 815.390203][ C0] ? mark_held_locks+0xe0/0xe0 [ 815.394944][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 815.400491][ C0] ? find_held_lock+0x2d/0x110 [ 815.405231][ C0] ? handle_mm_fault+0x1d5/0x910 [ 815.410149][ C0] ? mark_held_locks+0x9f/0xe0 [ 815.414890][ C0] handle_mm_fault+0x2f1/0x910 [ 815.419629][ C0] __do_page_fault+0x62b/0xcc0 [ 815.424369][ C0] ? __do_page_fault+0xc70/0xcc0 [ 815.429644][ C0] page_fault+0x34/0x40 [ 815.433777][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 815.440348][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 815.459932][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 815.465975][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 815.473939][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 815.481900][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 815.489846][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 815.497806][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 815.505763][ C0] copyout+0x11c/0x140 [ 815.509822][ C0] copy_page_to_iter+0x406/0xdc0 [ 815.514748][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 815.519924][ C0] generic_file_read_iter+0xffd/0x29c0 [ 815.525359][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 815.531402][ C0] ? mark_held_locks+0xe0/0xe0 [ 815.536155][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 815.541935][ C0] ext4_file_read_iter+0x145/0x1b0 [ 815.547020][ C0] new_sync_read+0x418/0x6d0 [ 815.551590][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 815.557026][ C0] ? security_file_permission+0x8a/0x370 [ 815.562632][ C0] __vfs_read+0xc9/0x100 [ 815.566868][ C0] vfs_read+0x1ea/0x430 [ 815.571005][ C0] ksys_read+0x127/0x250 [ 815.575242][ C0] ? kernel_write+0x120/0x120 [ 815.579912][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 815.585710][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 815.591420][ C0] do_syscall_64+0xb7/0x580 [ 815.595943][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 815.601814][ C0] RIP: 0033:0x45a649 [ 815.605705][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 815.625381][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 815.633769][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 815.641721][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 815.649672][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 815.657634][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 815.665583][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 815.673619][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 815.682264][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 815.692318][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 815.698201][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 815.717809][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 815.727010][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 815.734974][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 815.743374][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 815.751324][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 815.759288][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 815.767238][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 815.776159][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 815.782719][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 815.790670][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 815.798620][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 815.806581][ C0] Call Trace: [ 815.809863][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 815.814975][ C0] ? lru_deactivate_fn+0x910/0x910 [ 815.820070][ C0] __lru_cache_add+0x1a0/0x260 [ 815.824817][ C0] wp_page_copy+0x904/0x19b0 [ 815.829391][ C0] ? follow_pfn+0x210/0x210 [ 815.833875][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 815.838719][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 815.843982][ C0] do_wp_page+0x2cd/0x1b40 [ 815.848372][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 815.853384][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 815.858729][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 815.863728][ C0] __handle_mm_fault+0x1415/0x2980 [ 815.868814][ C0] ? mark_held_locks+0xe0/0xe0 [ 815.873646][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 815.879197][ C0] ? find_held_lock+0x2d/0x110 [ 815.883935][ C0] ? handle_mm_fault+0x1d5/0x910 [ 815.888846][ C0] ? mark_held_locks+0x9f/0xe0 [ 815.893584][ C0] handle_mm_fault+0x2f1/0x910 [ 815.898323][ C0] __do_page_fault+0x62b/0xcc0 [ 815.903073][ C0] ? __do_page_fault+0xc70/0xcc0 [ 815.908000][ C0] page_fault+0x34/0x40 [ 815.912137][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 815.918718][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 815.938298][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 815.944337][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 815.952301][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 815.960250][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 815.968212][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 815.976174][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 815.984146][ C0] copyout+0x11c/0x140 [ 815.988199][ C0] copy_page_to_iter+0x406/0xdc0 [ 815.993110][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 815.998281][ C0] generic_file_read_iter+0xffd/0x29c0 [ 816.003807][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 816.009848][ C0] ? mark_held_locks+0xe0/0xe0 [ 816.014588][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 816.020388][ C0] ext4_file_read_iter+0x145/0x1b0 [ 816.025492][ C0] new_sync_read+0x418/0x6d0 [ 816.030067][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 816.035530][ C0] ? security_file_permission+0x8a/0x370 [ 816.041141][ C0] __vfs_read+0xc9/0x100 [ 816.045372][ C0] vfs_read+0x1ea/0x430 [ 816.049525][ C0] ksys_read+0x127/0x250 [ 816.053744][ C0] ? kernel_write+0x120/0x120 [ 816.058397][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 816.064092][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 816.069784][ C0] do_syscall_64+0xb7/0x580 [ 816.074283][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 816.080151][ C0] RIP: 0033:0x45a649 [ 816.084041][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 816.103720][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 816.112152][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 816.120110][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 816.128079][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 816.136027][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 816.143995][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 816.152031][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 816.160689][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 816.170747][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 816.176622][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 816.196208][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 816.204614][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 816.212574][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 816.220524][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 816.228500][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 816.236449][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 816.244422][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 816.253340][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 816.259918][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 816.267899][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 816.275858][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 816.284257][ C0] Call Trace: [ 816.287541][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 816.292686][ C0] ? lru_deactivate_fn+0x910/0x910 [ 816.297776][ C0] __lru_cache_add+0x1a0/0x260 [ 816.302528][ C0] wp_page_copy+0x904/0x19b0 [ 816.307093][ C0] ? follow_pfn+0x210/0x210 [ 816.311590][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 816.316418][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 816.321679][ C0] do_wp_page+0x2cd/0x1b40 [ 816.326072][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 816.331074][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 816.336436][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 816.341350][ C0] __handle_mm_fault+0x1415/0x2980 [ 816.346441][ C0] ? mark_held_locks+0xe0/0xe0 [ 816.351179][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 816.356700][ C0] ? find_held_lock+0x2d/0x110 [ 816.361443][ C0] ? handle_mm_fault+0x1d5/0x910 [ 816.366382][ C0] ? mark_held_locks+0x9f/0xe0 [ 816.371136][ C0] handle_mm_fault+0x2f1/0x910 [ 816.375896][ C0] __do_page_fault+0x62b/0xcc0 [ 816.380650][ C0] ? __do_page_fault+0xc70/0xcc0 [ 816.385658][ C0] page_fault+0x34/0x40 [ 816.389817][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 816.396390][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 816.416177][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 816.422846][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 816.430808][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 816.438761][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 816.446722][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 816.454682][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 816.462640][ C0] copyout+0x11c/0x140 [ 816.466684][ C0] copy_page_to_iter+0x406/0xdc0 [ 816.471598][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 816.476791][ C0] generic_file_read_iter+0xffd/0x29c0 [ 816.482244][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 816.488287][ C0] ? mark_held_locks+0xe0/0xe0 [ 816.493039][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 816.498819][ C0] ext4_file_read_iter+0x145/0x1b0 [ 816.503928][ C0] new_sync_read+0x418/0x6d0 [ 816.508501][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 816.513934][ C0] ? security_file_permission+0x8a/0x370 [ 816.519553][ C0] __vfs_read+0xc9/0x100 [ 816.523770][ C0] vfs_read+0x1ea/0x430 [ 816.527898][ C0] ksys_read+0x127/0x250 [ 816.532116][ C0] ? kernel_write+0x120/0x120 [ 816.536769][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 816.542463][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 816.548157][ C0] do_syscall_64+0xb7/0x580 [ 816.552642][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 816.558510][ C0] RIP: 0033:0x45a649 [ 816.562382][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 816.582078][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 816.590496][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 816.598448][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 816.606417][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 816.614366][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 816.622313][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 816.630648][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 816.639299][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 816.649355][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 816.655230][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 816.674823][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 816.683210][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 816.691245][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 816.699207][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 816.707155][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 816.715103][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 816.723053][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 816.731972][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 816.738635][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 816.746585][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 816.754537][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 816.762486][ C0] Call Trace: [ 816.765759][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 816.770849][ C0] ? lru_deactivate_fn+0x910/0x910 [ 816.775936][ C0] __lru_cache_add+0x1a0/0x260 [ 816.780676][ C0] wp_page_copy+0x904/0x19b0 [ 816.786370][ C0] ? follow_pfn+0x210/0x210 [ 816.790853][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 816.795681][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 816.800942][ C0] do_wp_page+0x2cd/0x1b40 [ 816.805769][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 816.810780][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 816.816147][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 816.821067][ C0] __handle_mm_fault+0x1415/0x2980 [ 816.826174][ C0] ? mark_held_locks+0xe0/0xe0 [ 816.830929][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 816.836472][ C0] ? find_held_lock+0x2d/0x110 [ 816.841214][ C0] ? handle_mm_fault+0x1d5/0x910 [ 816.846140][ C0] ? mark_held_locks+0x9f/0xe0 [ 816.850881][ C0] handle_mm_fault+0x2f1/0x910 [ 816.855623][ C0] __do_page_fault+0x62b/0xcc0 [ 816.860368][ C0] ? __do_page_fault+0xc70/0xcc0 [ 816.865291][ C0] page_fault+0x34/0x40 [ 816.869440][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 816.876133][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 816.895733][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 816.901785][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 816.909762][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 816.917735][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 816.925701][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 816.933652][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 816.941632][ C0] copyout+0x11c/0x140 [ 816.945680][ C0] copy_page_to_iter+0x406/0xdc0 [ 816.950595][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 816.955944][ C0] generic_file_read_iter+0xffd/0x29c0 [ 816.961381][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 816.967511][ C0] ? mark_held_locks+0xe0/0xe0 [ 816.972265][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 816.978061][ C0] ext4_file_read_iter+0x145/0x1b0 [ 816.983155][ C0] new_sync_read+0x418/0x6d0 [ 816.987735][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 816.993170][ C0] ? security_file_permission+0x8a/0x370 [ 816.998777][ C0] __vfs_read+0xc9/0x100 [ 817.003025][ C0] vfs_read+0x1ea/0x430 [ 817.007169][ C0] ksys_read+0x127/0x250 [ 817.011388][ C0] ? kernel_write+0x120/0x120 [ 817.016044][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 817.021749][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 817.027459][ C0] do_syscall_64+0xb7/0x580 [ 817.031954][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 817.040108][ C0] RIP: 0033:0x45a649 [ 817.044012][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 817.063635][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 817.072085][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 817.080137][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 817.088125][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 817.096105][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 817.104158][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 817.112290][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 817.120940][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 817.131213][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 817.137220][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 817.156998][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 817.165453][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 817.173421][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 817.181395][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 817.189460][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 817.197423][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 817.205496][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 817.214416][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 817.220990][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 817.228966][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 817.236925][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 817.244902][ C0] Call Trace: [ 817.248198][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 817.253298][ C0] ? lru_deactivate_fn+0x910/0x910 [ 817.258498][ C0] __lru_cache_add+0x1a0/0x260 [ 817.263303][ C0] wp_page_copy+0x904/0x19b0 [ 817.267894][ C0] ? follow_pfn+0x210/0x210 [ 817.272384][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 817.277222][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 817.282493][ C0] do_wp_page+0x2cd/0x1b40 [ 817.286893][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 817.291897][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 817.297262][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 817.302182][ C0] __handle_mm_fault+0x1415/0x2980 [ 817.307293][ C0] ? mark_held_locks+0xe0/0xe0 [ 817.312047][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 817.317569][ C0] ? find_held_lock+0x2d/0x110 [ 817.322308][ C0] ? handle_mm_fault+0x1d5/0x910 [ 817.327307][ C0] ? mark_held_locks+0x9f/0xe0 [ 817.332060][ C0] handle_mm_fault+0x2f1/0x910 [ 817.336816][ C0] __do_page_fault+0x62b/0xcc0 [ 817.341571][ C0] ? __do_page_fault+0xc70/0xcc0 [ 817.346498][ C0] page_fault+0x34/0x40 [ 817.350637][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 817.357258][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 817.376857][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 817.382898][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 817.390862][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 817.398831][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 817.406817][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 817.415083][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 817.423228][ C0] copyout+0x11c/0x140 [ 817.427574][ C0] copy_page_to_iter+0x406/0xdc0 [ 817.432788][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 817.438325][ C0] generic_file_read_iter+0xffd/0x29c0 [ 817.443896][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 817.449967][ C0] ? mark_held_locks+0xe0/0xe0 [ 817.454719][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 817.460510][ C0] ext4_file_read_iter+0x145/0x1b0 [ 817.465606][ C0] new_sync_read+0x418/0x6d0 [ 817.470205][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 817.475644][ C0] ? security_file_permission+0x8a/0x370 [ 817.481253][ C0] __vfs_read+0xc9/0x100 [ 817.485490][ C0] vfs_read+0x1ea/0x430 [ 817.489620][ C0] ksys_read+0x127/0x250 [ 817.493839][ C0] ? kernel_write+0x120/0x120 [ 817.498491][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 817.504185][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 817.509889][ C0] do_syscall_64+0xb7/0x580 [ 817.514376][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 817.520245][ C0] RIP: 0033:0x45a649 [ 817.524121][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 817.543716][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 817.552102][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 817.560137][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 817.568089][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 817.576051][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 817.584020][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 817.592050][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 817.600697][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 817.610742][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 817.616628][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 817.636306][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 817.644735][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 817.652692][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 817.660644][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 817.668596][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 817.676544][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 817.684492][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 817.693420][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 817.699996][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 817.707946][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 817.715894][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 817.723943][ C0] Call Trace: [ 817.727238][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 817.732324][ C0] ? lru_deactivate_fn+0x910/0x910 [ 817.737413][ C0] __lru_cache_add+0x1a0/0x260 [ 817.742153][ C0] wp_page_copy+0x904/0x19b0 [ 817.746721][ C0] ? follow_pfn+0x210/0x210 [ 817.751201][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 817.756036][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 817.761295][ C0] do_wp_page+0x2cd/0x1b40 [ 817.765702][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 817.770703][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 817.776073][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 817.781002][ C0] __handle_mm_fault+0x1415/0x2980 [ 817.786103][ C0] ? mark_held_locks+0xe0/0xe0 [ 817.790861][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 817.796382][ C0] ? find_held_lock+0x2d/0x110 [ 817.801124][ C0] ? handle_mm_fault+0x1d5/0x910 [ 817.806041][ C0] ? mark_held_locks+0x9f/0xe0 [ 817.810782][ C0] handle_mm_fault+0x2f1/0x910 [ 817.815527][ C0] __do_page_fault+0x62b/0xcc0 [ 817.820284][ C0] ? __do_page_fault+0xc70/0xcc0 [ 817.825232][ C0] page_fault+0x34/0x40 [ 817.829375][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 817.835950][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 817.855528][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 817.861570][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 817.869523][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 817.877473][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 817.885423][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 817.893369][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 817.901332][ C0] copyout+0x11c/0x140 [ 817.905380][ C0] copy_page_to_iter+0x406/0xdc0 [ 817.910301][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 817.915478][ C0] generic_file_read_iter+0xffd/0x29c0 [ 817.920917][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 817.926978][ C0] ? mark_held_locks+0xe0/0xe0 [ 817.931719][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 817.937526][ C0] ext4_file_read_iter+0x145/0x1b0 [ 817.942644][ C0] new_sync_read+0x418/0x6d0 [ 817.947338][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 817.952794][ C0] ? security_file_permission+0x8a/0x370 [ 817.958555][ C0] __vfs_read+0xc9/0x100 [ 817.962817][ C0] vfs_read+0x1ea/0x430 [ 817.966982][ C0] ksys_read+0x127/0x250 [ 817.971210][ C0] ? kernel_write+0x120/0x120 [ 817.975870][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 817.981569][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 817.987267][ C0] do_syscall_64+0xb7/0x580 [ 817.991753][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 817.997623][ C0] RIP: 0033:0x45a649 [ 818.001499][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 818.021096][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 818.029490][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 818.037440][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 818.045400][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 818.053348][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 818.061300][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 818.069339][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 818.077989][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.088147][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 818.094084][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 818.113682][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 818.122074][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 818.130026][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 818.137994][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 818.145948][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 818.153898][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 818.161896][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 818.170867][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 818.177429][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 818.185401][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 818.193363][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 818.201311][ C0] Call Trace: [ 818.204601][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 818.209689][ C0] ? lru_deactivate_fn+0x910/0x910 [ 818.214778][ C0] __lru_cache_add+0x1a0/0x260 [ 818.219516][ C0] wp_page_copy+0x904/0x19b0 [ 818.224096][ C0] ? follow_pfn+0x210/0x210 [ 818.228589][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 818.233415][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 818.238674][ C0] do_wp_page+0x2cd/0x1b40 [ 818.243084][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 818.248132][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 818.253548][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 818.258499][ C0] __handle_mm_fault+0x1415/0x2980 [ 818.263598][ C0] ? mark_held_locks+0xe0/0xe0 [ 818.268341][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 818.273885][ C0] ? find_held_lock+0x2d/0x110 [ 818.278636][ C0] ? handle_mm_fault+0x1d5/0x910 [ 818.283694][ C0] ? mark_held_locks+0x9f/0xe0 [ 818.288437][ C0] handle_mm_fault+0x2f1/0x910 [ 818.293181][ C0] __do_page_fault+0x62b/0xcc0 [ 818.297945][ C0] ? __do_page_fault+0xc70/0xcc0 [ 818.302856][ C0] page_fault+0x34/0x40 [ 818.306990][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 818.313558][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 818.333270][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 818.339311][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 818.347267][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 818.355300][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 818.363273][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 818.371333][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 818.379291][ C0] copyout+0x11c/0x140 [ 818.383336][ C0] copy_page_to_iter+0x406/0xdc0 [ 818.388267][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 818.393457][ C0] generic_file_read_iter+0xffd/0x29c0 [ 818.398938][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 818.404982][ C0] ? mark_held_locks+0xe0/0xe0 [ 818.409737][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 818.415522][ C0] ext4_file_read_iter+0x145/0x1b0 [ 818.420700][ C0] new_sync_read+0x418/0x6d0 [ 818.425269][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 818.430720][ C0] ? security_file_permission+0x8a/0x370 [ 818.436425][ C0] __vfs_read+0xc9/0x100 [ 818.440732][ C0] vfs_read+0x1ea/0x430 [ 818.444866][ C0] ksys_read+0x127/0x250 [ 818.449299][ C0] ? kernel_write+0x120/0x120 [ 818.454135][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 818.460031][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 818.465726][ C0] do_syscall_64+0xb7/0x580 [ 818.470222][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 818.476107][ C0] RIP: 0033:0x45a649 [ 818.479982][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 818.499564][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 818.508116][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 818.516130][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 818.524087][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 818.532043][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 818.540008][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 818.548182][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 818.556836][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 818.566894][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 818.572766][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 818.592372][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 818.600854][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 818.608850][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 818.616799][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 818.624746][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 818.632706][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 818.640743][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 818.649650][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 818.656225][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 818.664186][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 818.672135][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 818.680150][ C0] Call Trace: [ 818.683440][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 818.688541][ C0] ? lru_deactivate_fn+0x910/0x910 [ 818.693640][ C0] __lru_cache_add+0x1a0/0x260 [ 818.698382][ C0] wp_page_copy+0x904/0x19b0 [ 818.702955][ C0] ? follow_pfn+0x210/0x210 [ 818.707452][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 818.712293][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 818.717554][ C0] do_wp_page+0x2cd/0x1b40 [ 818.721961][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 818.726960][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 818.732306][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 818.737218][ C0] __handle_mm_fault+0x1415/0x2980 [ 818.742305][ C0] ? mark_held_locks+0xe0/0xe0 [ 818.747058][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 818.752582][ C0] ? find_held_lock+0x2d/0x110 [ 818.757333][ C0] ? handle_mm_fault+0x1d5/0x910 [ 818.762263][ C0] ? mark_held_locks+0x9f/0xe0 [ 818.767013][ C0] handle_mm_fault+0x2f1/0x910 [ 818.771755][ C0] __do_page_fault+0x62b/0xcc0 [ 818.776497][ C0] ? __do_page_fault+0xc70/0xcc0 [ 818.781411][ C0] page_fault+0x34/0x40 [ 818.785804][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 818.792396][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 818.811977][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 818.818033][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 818.825983][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 818.833947][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 818.841910][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 818.849858][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 818.857819][ C0] copyout+0x11c/0x140 [ 818.861879][ C0] copy_page_to_iter+0x406/0xdc0 [ 818.866791][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 818.871963][ C0] generic_file_read_iter+0xffd/0x29c0 [ 818.877410][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 818.883453][ C0] ? mark_held_locks+0xe0/0xe0 [ 818.888192][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 818.893989][ C0] ext4_file_read_iter+0x145/0x1b0 [ 818.899094][ C0] new_sync_read+0x418/0x6d0 [ 818.903660][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 818.909095][ C0] ? security_file_permission+0x8a/0x370 [ 818.914703][ C0] __vfs_read+0xc9/0x100 [ 818.918922][ C0] vfs_read+0x1ea/0x430 [ 818.923053][ C0] ksys_read+0x127/0x250 [ 818.927271][ C0] ? kernel_write+0x120/0x120 [ 818.931923][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 818.937617][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 818.943311][ C0] do_syscall_64+0xb7/0x580 [ 818.947799][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 818.953669][ C0] RIP: 0033:0x45a649 [ 818.957553][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 818.977132][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 818.985521][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 818.993468][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 819.001419][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 819.009379][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 819.017351][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 819.025412][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 819.034065][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 819.044126][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 819.050019][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 819.069601][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 819.077999][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 819.085953][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 819.093923][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 819.101885][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 819.109903][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 819.117867][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 819.126804][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 819.133399][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 819.141368][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 819.149331][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 819.157289][ C0] Call Trace: [ 819.160576][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 819.165684][ C0] ? lru_deactivate_fn+0x910/0x910 [ 819.170770][ C0] __lru_cache_add+0x1a0/0x260 [ 819.175529][ C0] wp_page_copy+0x904/0x19b0 [ 819.180096][ C0] ? follow_pfn+0x210/0x210 [ 819.184591][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 819.189436][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 819.194710][ C0] do_wp_page+0x2cd/0x1b40 [ 819.199103][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 819.204118][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 819.209480][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 819.214395][ C0] __handle_mm_fault+0x1415/0x2980 [ 819.219485][ C0] ? mark_held_locks+0xe0/0xe0 [ 819.224241][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 819.229762][ C0] ? find_held_lock+0x2d/0x110 [ 819.234501][ C0] ? handle_mm_fault+0x1d5/0x910 [ 819.239415][ C0] ? mark_held_locks+0x9f/0xe0 [ 819.244156][ C0] handle_mm_fault+0x2f1/0x910 [ 819.248899][ C0] __do_page_fault+0x62b/0xcc0 [ 819.253656][ C0] ? __do_page_fault+0xc70/0xcc0 [ 819.258582][ C0] page_fault+0x34/0x40 [ 819.262717][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 819.269395][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 819.288988][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 819.295050][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 819.303000][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 819.310949][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 819.318902][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 819.326956][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 819.334928][ C0] copyout+0x11c/0x140 [ 819.338979][ C0] copy_page_to_iter+0x406/0xdc0 [ 819.343905][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 819.349102][ C0] generic_file_read_iter+0xffd/0x29c0 [ 819.354541][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 819.360587][ C0] ? mark_held_locks+0xe0/0xe0 [ 819.365343][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 819.371128][ C0] ext4_file_read_iter+0x145/0x1b0 [ 819.376217][ C0] new_sync_read+0x418/0x6d0 [ 819.380785][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 819.386222][ C0] ? security_file_permission+0x8a/0x370 [ 819.391861][ C0] __vfs_read+0xc9/0x100 [ 819.396078][ C0] vfs_read+0x1ea/0x430 [ 819.400209][ C0] ksys_read+0x127/0x250 [ 819.404443][ C0] ? kernel_write+0x120/0x120 [ 819.409099][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 819.414796][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 819.420492][ C0] do_syscall_64+0xb7/0x580 [ 819.424975][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 819.430845][ C0] RIP: 0033:0x45a649 [ 819.434822][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 819.454501][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 819.462990][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 819.471394][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 819.479438][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 819.487391][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 819.495341][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 819.503356][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 819.512003][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 819.522058][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 819.527943][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 819.547538][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 819.555943][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 819.563905][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 819.571862][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 819.579825][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 819.587793][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 819.595997][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 819.604911][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 819.611491][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 819.619461][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 819.627411][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 819.635361][ C0] Call Trace: [ 819.638649][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 819.643744][ C0] ? lru_deactivate_fn+0x910/0x910 [ 819.648842][ C0] __lru_cache_add+0x1a0/0x260 [ 819.653582][ C0] wp_page_copy+0x904/0x19b0 [ 819.658171][ C0] ? follow_pfn+0x210/0x210 [ 819.662661][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 819.667505][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 819.672883][ C0] do_wp_page+0x2cd/0x1b40 [ 819.677332][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 819.682522][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 819.688039][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 819.693077][ C0] __handle_mm_fault+0x1415/0x2980 [ 819.698188][ C0] ? mark_held_locks+0xe0/0xe0 [ 819.702929][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 819.708451][ C0] ? find_held_lock+0x2d/0x110 [ 819.713192][ C0] ? handle_mm_fault+0x1d5/0x910 [ 819.718116][ C0] ? mark_held_locks+0x9f/0xe0 [ 819.722872][ C0] handle_mm_fault+0x2f1/0x910 [ 819.727621][ C0] __do_page_fault+0x62b/0xcc0 [ 819.732366][ C0] ? __do_page_fault+0xc70/0xcc0 [ 819.737281][ C0] page_fault+0x34/0x40 [ 819.741422][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 819.748003][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 819.767605][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 819.773665][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 819.781617][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 819.789567][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 819.797516][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 819.805486][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 819.813530][ C0] copyout+0x11c/0x140 [ 819.817577][ C0] copy_page_to_iter+0x406/0xdc0 [ 819.822512][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 819.827684][ C0] generic_file_read_iter+0xffd/0x29c0 [ 819.833119][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 819.839175][ C0] ? mark_held_locks+0xe0/0xe0 [ 819.843915][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 819.849711][ C0] ext4_file_read_iter+0x145/0x1b0 [ 819.854809][ C0] new_sync_read+0x418/0x6d0 [ 819.859374][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 819.864846][ C0] ? security_file_permission+0x8a/0x370 [ 819.870892][ C0] __vfs_read+0xc9/0x100 [ 819.875113][ C0] vfs_read+0x1ea/0x430 [ 819.879258][ C0] ksys_read+0x127/0x250 [ 819.883477][ C0] ? kernel_write+0x120/0x120 [ 819.888129][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 819.893838][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 819.899544][ C0] do_syscall_64+0xb7/0x580 [ 819.904041][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 819.909915][ C0] RIP: 0033:0x45a649 [ 819.913791][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 819.933370][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 819.941771][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 819.949720][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 819.957667][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 819.965624][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 819.973573][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 819.981609][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 819.990367][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 820.000423][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 820.006303][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 820.025899][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 820.034290][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 820.042239][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 820.050190][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 820.058152][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 820.066139][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 820.074149][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 820.083081][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 820.090088][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 820.100913][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 820.108878][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 820.116836][ C0] Call Trace: [ 820.120133][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 820.125279][ C0] ? lru_deactivate_fn+0x910/0x910 [ 820.130370][ C0] __lru_cache_add+0x1a0/0x260 [ 820.135126][ C0] wp_page_copy+0x904/0x19b0 [ 820.139701][ C0] ? follow_pfn+0x210/0x210 [ 820.144184][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 820.149008][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 820.154282][ C0] do_wp_page+0x2cd/0x1b40 [ 820.158689][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 820.163700][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 820.169061][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 820.173985][ C0] __handle_mm_fault+0x1415/0x2980 [ 820.179073][ C0] ? mark_held_locks+0xe0/0xe0 [ 820.183901][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 820.189422][ C0] ? find_held_lock+0x2d/0x110 [ 820.194174][ C0] ? handle_mm_fault+0x1d5/0x910 [ 820.199101][ C0] ? mark_held_locks+0x9f/0xe0 [ 820.203947][ C0] handle_mm_fault+0x2f1/0x910 [ 820.208685][ C0] __do_page_fault+0x62b/0xcc0 [ 820.213423][ C0] ? __do_page_fault+0xc70/0xcc0 [ 820.218346][ C0] page_fault+0x34/0x40 [ 820.222481][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 820.229058][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 820.248647][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 820.254700][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 820.262647][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 820.270594][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 820.278560][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 820.286515][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 820.294481][ C0] copyout+0x11c/0x140 [ 820.298544][ C0] copy_page_to_iter+0x406/0xdc0 [ 820.303475][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 820.308659][ C0] generic_file_read_iter+0xffd/0x29c0 [ 820.314097][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 820.320154][ C0] ? mark_held_locks+0xe0/0xe0 [ 820.324918][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 820.330716][ C0] ext4_file_read_iter+0x145/0x1b0 [ 820.335813][ C0] new_sync_read+0x418/0x6d0 [ 820.340397][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 820.345861][ C0] ? security_file_permission+0x8a/0x370 [ 820.351509][ C0] __vfs_read+0xc9/0x100 [ 820.355739][ C0] vfs_read+0x1ea/0x430 [ 820.359985][ C0] ksys_read+0x127/0x250 [ 820.364213][ C0] ? kernel_write+0x120/0x120 [ 820.368903][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 820.374623][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 820.380321][ C0] do_syscall_64+0xb7/0x580 [ 820.384806][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 820.390676][ C0] RIP: 0033:0x45a649 [ 820.394553][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 820.414135][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 820.422549][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 820.430500][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 820.438452][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 820.446503][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 820.457576][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 820.465739][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 820.474487][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 820.484620][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 820.490496][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 820.510215][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 820.518656][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 820.526617][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 820.534571][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 820.542535][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 820.550486][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 820.558437][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 820.567356][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 820.573919][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 820.581871][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 820.589831][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 820.597790][ C0] Call Trace: [ 820.601065][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 820.606155][ C0] ? lru_deactivate_fn+0x910/0x910 [ 820.611245][ C0] __lru_cache_add+0x1a0/0x260 [ 820.615997][ C0] wp_page_copy+0x904/0x19b0 [ 820.620651][ C0] ? follow_pfn+0x210/0x210 [ 820.625134][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 820.629962][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 820.635231][ C0] do_wp_page+0x2cd/0x1b40 [ 820.639647][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 820.644735][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 820.650104][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 820.655036][ C0] __handle_mm_fault+0x1415/0x2980 [ 820.660167][ C0] ? mark_held_locks+0xe0/0xe0 [ 820.665020][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 820.670550][ C0] ? find_held_lock+0x2d/0x110 [ 820.675342][ C0] ? handle_mm_fault+0x1d5/0x910 [ 820.680716][ C0] ? mark_held_locks+0x9f/0xe0 [ 820.685465][ C0] handle_mm_fault+0x2f1/0x910 [ 820.690213][ C0] __do_page_fault+0x62b/0xcc0 [ 820.694972][ C0] ? __do_page_fault+0xc70/0xcc0 [ 820.699904][ C0] page_fault+0x34/0x40 [ 820.704070][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 820.710636][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 820.730232][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 820.736282][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 820.744251][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 820.752200][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 820.760150][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 820.768099][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 820.776056][ C0] copyout+0x11c/0x140 [ 820.780103][ C0] copy_page_to_iter+0x406/0xdc0 [ 820.785019][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 820.790194][ C0] generic_file_read_iter+0xffd/0x29c0 [ 820.795698][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 820.801756][ C0] ? mark_held_locks+0xe0/0xe0 [ 820.806496][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 820.812280][ C0] ext4_file_read_iter+0x145/0x1b0 [ 820.817368][ C0] new_sync_read+0x418/0x6d0 [ 820.822078][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 820.827526][ C0] ? security_file_permission+0x8a/0x370 [ 820.833147][ C0] __vfs_read+0xc9/0x100 [ 820.837369][ C0] vfs_read+0x1ea/0x430 [ 820.841503][ C0] ksys_read+0x127/0x250 [ 820.845726][ C0] ? kernel_write+0x120/0x120 [ 820.850383][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 820.856080][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 820.861779][ C0] do_syscall_64+0xb7/0x580 [ 820.866275][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 820.872167][ C0] RIP: 0033:0x45a649 [ 820.876041][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 820.895621][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 820.904007][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 820.911970][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 820.919938][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 820.927887][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 820.935835][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 820.943953][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 820.952617][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 820.962677][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 820.968551][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 820.988229][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 820.996617][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 821.004565][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 821.012525][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 821.020502][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 821.028474][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 821.036443][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 821.045356][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 821.051919][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 821.059889][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 821.067846][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 821.075795][ C0] Call Trace: [ 821.079069][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 821.084159][ C0] ? lru_deactivate_fn+0x910/0x910 [ 821.089246][ C0] __lru_cache_add+0x1a0/0x260 [ 821.093986][ C0] wp_page_copy+0x904/0x19b0 [ 821.098551][ C0] ? follow_pfn+0x210/0x210 [ 821.103046][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 821.107962][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 821.113256][ C0] do_wp_page+0x2cd/0x1b40 [ 821.117656][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 821.122672][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 821.128061][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 821.133048][ C0] __handle_mm_fault+0x1415/0x2980 [ 821.138228][ C0] ? mark_held_locks+0xe0/0xe0 [ 821.142986][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 821.148523][ C0] ? find_held_lock+0x2d/0x110 [ 821.153282][ C0] ? handle_mm_fault+0x1d5/0x910 [ 821.158199][ C0] ? mark_held_locks+0x9f/0xe0 [ 821.162962][ C0] handle_mm_fault+0x2f1/0x910 [ 821.167714][ C0] __do_page_fault+0x62b/0xcc0 [ 821.172500][ C0] ? __do_page_fault+0xc70/0xcc0 [ 821.177444][ C0] page_fault+0x34/0x40 [ 821.181602][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 821.188617][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 821.208301][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 821.214344][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 821.222383][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 821.230594][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 821.238632][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 821.246587][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 821.254545][ C0] copyout+0x11c/0x140 [ 821.258605][ C0] copy_page_to_iter+0x406/0xdc0 [ 821.263540][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 821.268838][ C0] generic_file_read_iter+0xffd/0x29c0 [ 821.274456][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 821.280512][ C0] ? mark_held_locks+0xe0/0xe0 [ 821.285319][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 821.291117][ C0] ext4_file_read_iter+0x145/0x1b0 [ 821.296317][ C0] new_sync_read+0x418/0x6d0 [ 821.300904][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 821.306363][ C0] ? security_file_permission+0x8a/0x370 [ 821.311976][ C0] __vfs_read+0xc9/0x100 [ 821.316202][ C0] vfs_read+0x1ea/0x430 [ 821.320342][ C0] ksys_read+0x127/0x250 [ 821.324568][ C0] ? kernel_write+0x120/0x120 [ 821.329223][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 821.334936][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 821.340634][ C0] do_syscall_64+0xb7/0x580 [ 821.345121][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 821.351000][ C0] RIP: 0033:0x45a649 [ 821.354962][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 821.374544][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 821.382947][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 821.390898][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 821.398857][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 821.406806][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 821.414770][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 821.422786][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 821.431463][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 821.441520][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 821.447398][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 821.466990][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 821.475391][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 821.483339][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 821.491290][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 821.499286][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 821.507246][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 821.516837][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 821.527047][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 821.533623][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 821.541577][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 821.549569][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 821.557602][ C0] Call Trace: [ 821.560905][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 821.566006][ C0] ? lru_deactivate_fn+0x910/0x910 [ 821.571093][ C0] __lru_cache_add+0x1a0/0x260 [ 821.575834][ C0] wp_page_copy+0x904/0x19b0 [ 821.580678][ C0] ? follow_pfn+0x210/0x210 [ 821.585248][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 821.590078][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 821.595349][ C0] do_wp_page+0x2cd/0x1b40 [ 821.599754][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 821.604767][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 821.610126][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 821.615052][ C0] __handle_mm_fault+0x1415/0x2980 [ 821.620142][ C0] ? mark_held_locks+0xe0/0xe0 [ 821.624887][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 821.630409][ C0] ? find_held_lock+0x2d/0x110 [ 821.635149][ C0] ? handle_mm_fault+0x1d5/0x910 [ 821.640167][ C0] ? mark_held_locks+0x9f/0xe0 [ 821.644927][ C0] handle_mm_fault+0x2f1/0x910 [ 821.649680][ C0] __do_page_fault+0x62b/0xcc0 [ 821.654442][ C0] ? __do_page_fault+0xc70/0xcc0 [ 821.659364][ C0] page_fault+0x34/0x40 [ 821.663516][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 821.670127][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 821.689911][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 821.696002][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 821.704154][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 821.712101][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 821.720055][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 821.728059][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 821.736061][ C0] copyout+0x11c/0x140 [ 821.740119][ C0] copy_page_to_iter+0x406/0xdc0 [ 821.745039][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 821.750236][ C0] generic_file_read_iter+0xffd/0x29c0 [ 821.755679][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 821.761726][ C0] ? mark_held_locks+0xe0/0xe0 [ 821.766468][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 821.772264][ C0] ext4_file_read_iter+0x145/0x1b0 [ 821.777462][ C0] new_sync_read+0x418/0x6d0 [ 821.782029][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 821.787488][ C0] ? security_file_permission+0x8a/0x370 [ 821.793098][ C0] __vfs_read+0xc9/0x100 [ 821.797330][ C0] vfs_read+0x1ea/0x430 [ 821.801464][ C0] ksys_read+0x127/0x250 [ 821.805698][ C0] ? kernel_write+0x120/0x120 [ 821.810358][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 821.816056][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 821.821754][ C0] do_syscall_64+0xb7/0x580 [ 821.826241][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 821.832229][ C0] RIP: 0033:0x45a649 [ 821.836111][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 821.855794][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 821.864211][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 821.872166][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 821.880121][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 821.888072][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 821.896127][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 821.904207][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 821.912854][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 821.923087][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 821.928976][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 821.948691][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 821.957230][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 821.965190][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 821.973193][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 821.981148][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 821.989101][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 821.997051][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 822.006570][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 822.013328][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 822.021281][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 822.029343][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 822.037290][ C0] Call Trace: [ 822.040568][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 822.045658][ C0] ? lru_deactivate_fn+0x910/0x910 [ 822.050745][ C0] __lru_cache_add+0x1a0/0x260 [ 822.055501][ C0] wp_page_copy+0x904/0x19b0 [ 822.060086][ C0] ? follow_pfn+0x210/0x210 [ 822.064579][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 822.069497][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 822.074769][ C0] do_wp_page+0x2cd/0x1b40 [ 822.079182][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 822.084186][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 822.089531][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 822.094461][ C0] __handle_mm_fault+0x1415/0x2980 [ 822.099557][ C0] ? mark_held_locks+0xe0/0xe0 [ 822.104315][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 822.109842][ C0] ? find_held_lock+0x2d/0x110 [ 822.114766][ C0] ? handle_mm_fault+0x1d5/0x910 [ 822.119738][ C0] ? mark_held_locks+0x9f/0xe0 [ 822.124489][ C0] handle_mm_fault+0x2f1/0x910 [ 822.129376][ C0] __do_page_fault+0x62b/0xcc0 [ 822.134190][ C0] ? __do_page_fault+0xc70/0xcc0 [ 822.139104][ C0] page_fault+0x34/0x40 [ 822.143287][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 822.149856][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 822.169470][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 822.175517][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 822.183468][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 822.191418][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 822.199388][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 822.207350][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 822.215326][ C0] copyout+0x11c/0x140 [ 822.219394][ C0] copy_page_to_iter+0x406/0xdc0 [ 822.224616][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 822.229802][ C0] generic_file_read_iter+0xffd/0x29c0 [ 822.235243][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 822.241293][ C0] ? mark_held_locks+0xe0/0xe0 [ 822.246069][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 822.251900][ C0] ext4_file_read_iter+0x145/0x1b0 [ 822.257268][ C0] new_sync_read+0x418/0x6d0 [ 822.261860][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 822.267322][ C0] ? security_file_permission+0x8a/0x370 [ 822.272933][ C0] __vfs_read+0xc9/0x100 [ 822.277242][ C0] vfs_read+0x1ea/0x430 [ 822.281380][ C0] ksys_read+0x127/0x250 [ 822.285604][ C0] ? kernel_write+0x120/0x120 [ 822.290261][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 822.295955][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 822.301651][ C0] do_syscall_64+0xb7/0x580 [ 822.306135][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 822.312001][ C0] RIP: 0033:0x45a649 [ 822.315875][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 822.335467][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 822.343865][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 822.351838][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 822.359789][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 822.367773][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 822.375727][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 822.383935][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 822.392588][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 822.402639][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 822.408514][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 822.428117][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 822.436518][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 822.444469][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 822.452421][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 822.460369][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 822.468330][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 822.476278][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 822.485193][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 822.491754][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 822.499714][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 822.507662][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 822.515621][ C0] Call Trace: [ 822.518894][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 822.523980][ C0] ? lru_deactivate_fn+0x910/0x910 [ 822.529065][ C0] __lru_cache_add+0x1a0/0x260 [ 822.533838][ C0] wp_page_copy+0x904/0x19b0 [ 822.538408][ C0] ? follow_pfn+0x210/0x210 [ 822.543083][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 822.547932][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 822.553451][ C0] do_wp_page+0x2cd/0x1b40 [ 822.557853][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 822.562866][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 822.568210][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 822.573122][ C0] __handle_mm_fault+0x1415/0x2980 [ 822.578296][ C0] ? mark_held_locks+0xe0/0xe0 [ 822.583037][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 822.588569][ C0] ? find_held_lock+0x2d/0x110 [ 822.593671][ C0] ? handle_mm_fault+0x1d5/0x910 [ 822.598598][ C0] ? mark_held_locks+0x9f/0xe0 [ 822.603338][ C0] handle_mm_fault+0x2f1/0x910 [ 822.608180][ C0] __do_page_fault+0x62b/0xcc0 [ 822.612937][ C0] ? __do_page_fault+0xc70/0xcc0 [ 822.617850][ C0] page_fault+0x34/0x40 [ 822.621983][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 822.628565][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 822.648319][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 822.654361][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 822.662309][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 822.670259][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 822.678218][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 822.686178][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 822.694142][ C0] copyout+0x11c/0x140 [ 822.698187][ C0] copy_page_to_iter+0x406/0xdc0 [ 822.703108][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 822.708281][ C0] generic_file_read_iter+0xffd/0x29c0 [ 822.713802][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 822.719848][ C0] ? mark_held_locks+0xe0/0xe0 [ 822.724611][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 822.730407][ C0] ext4_file_read_iter+0x145/0x1b0 [ 822.735508][ C0] new_sync_read+0x418/0x6d0 [ 822.740080][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 822.745518][ C0] ? security_file_permission+0x8a/0x370 [ 822.751139][ C0] __vfs_read+0xc9/0x100 [ 822.755382][ C0] vfs_read+0x1ea/0x430 [ 822.759534][ C0] ksys_read+0x127/0x250 [ 822.763808][ C0] ? kernel_write+0x120/0x120 [ 822.768471][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 822.774277][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 822.779982][ C0] do_syscall_64+0xb7/0x580 [ 822.784477][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 822.790350][ C0] RIP: 0033:0x45a649 [ 822.794242][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 822.813841][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 822.822285][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 822.830236][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 822.838260][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 822.846244][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 822.854198][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 822.862235][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 822.870885][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 822.880934][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 822.886820][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 822.906400][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 822.914787][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 822.922736][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 822.930687][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 822.938653][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 822.946602][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 822.954554][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 822.963460][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 822.970028][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 822.977980][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 822.985928][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 822.993885][ C0] Call Trace: [ 822.997168][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 823.002255][ C0] ? lru_deactivate_fn+0x910/0x910 [ 823.007367][ C0] __lru_cache_add+0x1a0/0x260 [ 823.012110][ C0] wp_page_copy+0x904/0x19b0 [ 823.016675][ C0] ? follow_pfn+0x210/0x210 [ 823.021168][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 823.025998][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 823.031272][ C0] do_wp_page+0x2cd/0x1b40 [ 823.035679][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 823.040682][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 823.046042][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 823.050958][ C0] __handle_mm_fault+0x1415/0x2980 [ 823.056048][ C0] ? mark_held_locks+0xe0/0xe0 [ 823.060790][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 823.066318][ C0] ? find_held_lock+0x2d/0x110 [ 823.071057][ C0] ? handle_mm_fault+0x1d5/0x910 [ 823.075975][ C0] ? mark_held_locks+0x9f/0xe0 [ 823.080717][ C0] handle_mm_fault+0x2f1/0x910 [ 823.086089][ C0] __do_page_fault+0x62b/0xcc0 [ 823.090918][ C0] ? __do_page_fault+0xc70/0xcc0 [ 823.095833][ C0] page_fault+0x34/0x40 [ 823.099984][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 823.106618][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 823.126251][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 823.132307][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 823.140264][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 823.148235][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 823.156273][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 823.164225][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 823.172198][ C0] copyout+0x11c/0x140 [ 823.176254][ C0] copy_page_to_iter+0x406/0xdc0 [ 823.181172][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 823.186348][ C0] generic_file_read_iter+0xffd/0x29c0 [ 823.191784][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 823.197830][ C0] ? mark_held_locks+0xe0/0xe0 [ 823.202591][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 823.208383][ C0] ext4_file_read_iter+0x145/0x1b0 [ 823.213486][ C0] new_sync_read+0x418/0x6d0 [ 823.218063][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 823.223506][ C0] ? security_file_permission+0x8a/0x370 [ 823.229129][ C0] __vfs_read+0xc9/0x100 [ 823.233347][ C0] vfs_read+0x1ea/0x430 [ 823.237479][ C0] ksys_read+0x127/0x250 [ 823.241697][ C0] ? kernel_write+0x120/0x120 [ 823.246351][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 823.252058][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 823.257760][ C0] do_syscall_64+0xb7/0x580 [ 823.262241][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 823.268124][ C0] RIP: 0033:0x45a649 [ 823.272013][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 823.291624][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 823.300038][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 823.308021][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 823.316064][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 823.324058][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 823.332018][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 823.340064][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 823.348717][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 823.358761][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 823.364642][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 823.384224][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 823.392611][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 823.400563][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 823.408512][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 823.416659][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 823.424619][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 823.432579][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 823.441497][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 823.448071][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 823.456035][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 823.463993][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 823.471941][ C0] Call Trace: [ 823.475214][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 823.480476][ C0] ? lru_deactivate_fn+0x910/0x910 [ 823.485564][ C0] __lru_cache_add+0x1a0/0x260 [ 823.490307][ C0] wp_page_copy+0x904/0x19b0 [ 823.494890][ C0] ? follow_pfn+0x210/0x210 [ 823.499382][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 823.504207][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 823.509464][ C0] do_wp_page+0x2cd/0x1b40 [ 823.513867][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 823.518881][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 823.524673][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 823.529585][ C0] __handle_mm_fault+0x1415/0x2980 [ 823.534671][ C0] ? mark_held_locks+0xe0/0xe0 [ 823.539432][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 823.544952][ C0] ? find_held_lock+0x2d/0x110 [ 823.549690][ C0] ? handle_mm_fault+0x1d5/0x910 [ 823.554602][ C0] ? mark_held_locks+0x9f/0xe0 [ 823.560308][ C0] handle_mm_fault+0x2f1/0x910 [ 823.565053][ C0] __do_page_fault+0x62b/0xcc0 [ 823.569793][ C0] ? __do_page_fault+0xc70/0xcc0 [ 823.574705][ C0] page_fault+0x34/0x40 [ 823.578843][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 823.585411][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 823.605005][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 823.611058][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 823.619007][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 823.626958][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 823.634921][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 823.642880][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 823.650952][ C0] copyout+0x11c/0x140 [ 823.655124][ C0] copy_page_to_iter+0x406/0xdc0 [ 823.660138][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 823.665351][ C0] generic_file_read_iter+0xffd/0x29c0 [ 823.670807][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 823.676863][ C0] ? mark_held_locks+0xe0/0xe0 [ 823.681639][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 823.687433][ C0] ext4_file_read_iter+0x145/0x1b0 [ 823.692574][ C0] new_sync_read+0x418/0x6d0 [ 823.697189][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 823.702646][ C0] ? security_file_permission+0x8a/0x370 [ 823.708268][ C0] __vfs_read+0xc9/0x100 [ 823.712490][ C0] vfs_read+0x1ea/0x430 [ 823.716638][ C0] ksys_read+0x127/0x250 [ 823.722247][ C0] ? kernel_write+0x120/0x120 [ 823.726932][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 823.732630][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 823.738328][ C0] do_syscall_64+0xb7/0x580 [ 823.742809][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 823.748687][ C0] RIP: 0033:0x45a649 [ 823.752575][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 823.772164][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 823.780555][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 823.788633][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 823.796582][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 823.804531][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 823.812480][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 823.820514][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 823.829163][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 823.839305][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 823.845179][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 823.864801][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 823.873199][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 823.881155][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 823.889125][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 823.897086][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 823.905054][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 823.913038][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 823.921956][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 823.928517][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 823.936478][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 823.944513][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 823.953024][ C0] Call Trace: [ 823.956307][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 823.961401][ C0] ? lru_deactivate_fn+0x910/0x910 [ 823.966534][ C0] __lru_cache_add+0x1a0/0x260 [ 823.971281][ C0] wp_page_copy+0x904/0x19b0 [ 823.975937][ C0] ? follow_pfn+0x210/0x210 [ 823.980421][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 823.985260][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 823.990521][ C0] do_wp_page+0x2cd/0x1b40 [ 823.994919][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 823.999919][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 824.005268][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 824.010273][ C0] __handle_mm_fault+0x1415/0x2980 [ 824.015362][ C0] ? mark_held_locks+0xe0/0xe0 [ 824.020128][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 824.025649][ C0] ? find_held_lock+0x2d/0x110 [ 824.030390][ C0] ? handle_mm_fault+0x1d5/0x910 [ 824.035303][ C0] ? mark_held_locks+0x9f/0xe0 [ 824.040058][ C0] handle_mm_fault+0x2f1/0x910 [ 824.044799][ C0] __do_page_fault+0x62b/0xcc0 [ 824.049551][ C0] ? __do_page_fault+0xc70/0xcc0 [ 824.054463][ C0] page_fault+0x34/0x40 [ 824.058631][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 824.065194][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 824.084773][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 824.090815][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 824.098778][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 824.106740][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 824.114704][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 824.122687][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 824.130655][ C0] copyout+0x11c/0x140 [ 824.134708][ C0] copy_page_to_iter+0x406/0xdc0 [ 824.139624][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 824.144800][ C0] generic_file_read_iter+0xffd/0x29c0 [ 824.150237][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 824.156296][ C0] ? mark_held_locks+0xe0/0xe0 [ 824.161038][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 824.166836][ C0] ext4_file_read_iter+0x145/0x1b0 [ 824.171938][ C0] new_sync_read+0x418/0x6d0 [ 824.176504][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 824.181941][ C0] ? security_file_permission+0x8a/0x370 [ 824.187547][ C0] __vfs_read+0xc9/0x100 [ 824.191809][ C0] vfs_read+0x1ea/0x430 [ 824.195966][ C0] ksys_read+0x127/0x250 [ 824.200329][ C0] ? kernel_write+0x120/0x120 [ 824.205001][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 824.210719][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 824.216438][ C0] do_syscall_64+0xb7/0x580 [ 824.220942][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 824.226830][ C0] RIP: 0033:0x45a649 [ 824.230723][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 824.250760][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 824.259152][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 824.267117][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 824.275124][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 824.283131][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 824.291113][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 824.299150][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 824.307819][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 824.317865][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 824.323739][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 824.343332][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 824.351748][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 824.359709][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 824.367678][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 824.375632][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 824.383581][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 824.391542][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 824.400467][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 824.407032][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 824.414988][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 824.422936][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 824.430909][ C0] Call Trace: [ 824.434197][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 824.439285][ C0] ? lru_deactivate_fn+0x910/0x910 [ 824.444372][ C0] __lru_cache_add+0x1a0/0x260 [ 824.449621][ C0] wp_page_copy+0x904/0x19b0 [ 824.454198][ C0] ? follow_pfn+0x210/0x210 [ 824.458686][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 824.463529][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 824.468796][ C0] do_wp_page+0x2cd/0x1b40 [ 824.473206][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 824.478235][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 824.483589][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 824.488509][ C0] __handle_mm_fault+0x1415/0x2980 [ 824.493722][ C0] ? mark_held_locks+0xe0/0xe0 [ 824.498590][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 824.504126][ C0] ? find_held_lock+0x2d/0x110 [ 824.508866][ C0] ? handle_mm_fault+0x1d5/0x910 [ 824.513806][ C0] ? mark_held_locks+0x9f/0xe0 [ 824.518775][ C0] handle_mm_fault+0x2f1/0x910 [ 824.523525][ C0] __do_page_fault+0x62b/0xcc0 [ 824.528267][ C0] ? __do_page_fault+0xc70/0xcc0 [ 824.533185][ C0] page_fault+0x34/0x40 [ 824.537323][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 824.543892][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 824.563483][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 824.569531][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 824.577488][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 824.585438][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 824.593487][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 824.601437][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 824.609401][ C0] copyout+0x11c/0x140 [ 824.613534][ C0] copy_page_to_iter+0x406/0xdc0 [ 824.618546][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 824.623734][ C0] generic_file_read_iter+0xffd/0x29c0 [ 824.629169][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 824.635212][ C0] ? mark_held_locks+0xe0/0xe0 [ 824.639952][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 824.645738][ C0] ext4_file_read_iter+0x145/0x1b0 [ 824.650914][ C0] new_sync_read+0x418/0x6d0 [ 824.655481][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 824.660929][ C0] ? security_file_permission+0x8a/0x370 [ 824.666548][ C0] __vfs_read+0xc9/0x100 [ 824.670771][ C0] vfs_read+0x1ea/0x430 [ 824.674905][ C0] ksys_read+0x127/0x250 [ 824.679134][ C0] ? kernel_write+0x120/0x120 [ 824.683800][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 824.689505][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 824.695215][ C0] do_syscall_64+0xb7/0x580 [ 824.699694][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 824.705571][ C0] RIP: 0033:0x45a649 [ 824.709465][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 824.729052][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 824.737451][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 824.745398][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 824.753344][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 824.761294][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 824.769242][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 824.777268][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 824.785914][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 824.796139][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 824.802008][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 824.821593][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 824.829997][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 824.837962][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 824.845925][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 824.853887][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 824.861841][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 824.869881][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 824.879585][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 824.886159][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 824.894109][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 824.902060][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 824.910023][ C0] Call Trace: [ 824.913299][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 824.918385][ C0] ? lru_deactivate_fn+0x910/0x910 [ 824.923489][ C0] __lru_cache_add+0x1a0/0x260 [ 824.928262][ C0] wp_page_copy+0x904/0x19b0 [ 824.932947][ C0] ? follow_pfn+0x210/0x210 [ 824.937456][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 824.942292][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 824.947561][ C0] do_wp_page+0x2cd/0x1b40 [ 824.951956][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 824.956956][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 824.962318][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 824.967239][ C0] __handle_mm_fault+0x1415/0x2980 [ 824.972327][ C0] ? mark_held_locks+0xe0/0xe0 [ 824.977078][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 824.982687][ C0] ? find_held_lock+0x2d/0x110 [ 824.987435][ C0] ? handle_mm_fault+0x1d5/0x910 [ 824.992348][ C0] ? mark_held_locks+0x9f/0xe0 [ 824.997087][ C0] handle_mm_fault+0x2f1/0x910 [ 825.001837][ C0] __do_page_fault+0x62b/0xcc0 [ 825.006576][ C0] ? __do_page_fault+0xc70/0xcc0 [ 825.011503][ C0] page_fault+0x34/0x40 [ 825.015670][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 825.022242][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 825.041923][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 825.047984][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 825.055943][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 825.063980][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 825.071939][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 825.079892][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 825.087858][ C0] copyout+0x11c/0x140 [ 825.091928][ C0] copy_page_to_iter+0x406/0xdc0 [ 825.096908][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 825.102098][ C0] generic_file_read_iter+0xffd/0x29c0 [ 825.107545][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 825.113606][ C0] ? mark_held_locks+0xe0/0xe0 [ 825.118359][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 825.124149][ C0] ext4_file_read_iter+0x145/0x1b0 [ 825.129238][ C0] new_sync_read+0x418/0x6d0 [ 825.133807][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 825.139249][ C0] ? security_file_permission+0x8a/0x370 [ 825.144858][ C0] __vfs_read+0xc9/0x100 [ 825.149076][ C0] vfs_read+0x1ea/0x430 [ 825.153207][ C0] ksys_read+0x127/0x250 [ 825.157424][ C0] ? kernel_write+0x120/0x120 [ 825.162096][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 825.167794][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 825.173500][ C0] do_syscall_64+0xb7/0x580 [ 825.178011][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 825.183881][ C0] RIP: 0033:0x45a649 [ 825.187755][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 825.207521][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 825.215924][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 825.223880][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 825.231832][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 825.239780][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 825.247929][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 825.255955][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 825.264673][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 825.274813][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 825.280695][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 825.300484][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 825.308892][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 825.316842][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 825.324805][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 825.332756][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 825.340716][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 825.348667][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 825.357741][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 825.364331][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 825.372304][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 825.380255][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 825.388206][ C0] Call Trace: [ 825.391496][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 825.396685][ C0] ? lru_deactivate_fn+0x910/0x910 [ 825.401771][ C0] __lru_cache_add+0x1a0/0x260 [ 825.406605][ C0] wp_page_copy+0x904/0x19b0 [ 825.411195][ C0] ? follow_pfn+0x210/0x210 [ 825.415700][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 825.420681][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 825.426017][ C0] do_wp_page+0x2cd/0x1b40 [ 825.430439][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 825.435452][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 825.440809][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 825.445730][ C0] __handle_mm_fault+0x1415/0x2980 [ 825.450838][ C0] ? mark_held_locks+0xe0/0xe0 [ 825.455582][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 825.461117][ C0] ? find_held_lock+0x2d/0x110 [ 825.465858][ C0] ? handle_mm_fault+0x1d5/0x910 [ 825.470785][ C0] ? mark_held_locks+0x9f/0xe0 [ 825.475535][ C0] handle_mm_fault+0x2f1/0x910 [ 825.480277][ C0] __do_page_fault+0x62b/0xcc0 [ 825.485018][ C0] ? __do_page_fault+0xc70/0xcc0 [ 825.489950][ C0] page_fault+0x34/0x40 [ 825.494116][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 825.500698][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 825.520299][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 825.526351][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 825.534315][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 825.542271][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 825.550236][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 825.558189][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 825.566238][ C0] copyout+0x11c/0x140 [ 825.570289][ C0] copy_page_to_iter+0x406/0xdc0 [ 825.575204][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 825.580378][ C0] generic_file_read_iter+0xffd/0x29c0 [ 825.585816][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 825.591859][ C0] ? mark_held_locks+0xe0/0xe0 [ 825.596605][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 825.602400][ C0] ext4_file_read_iter+0x145/0x1b0 [ 825.607499][ C0] new_sync_read+0x418/0x6d0 [ 825.612065][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 825.617511][ C0] ? security_file_permission+0x8a/0x370 [ 825.623116][ C0] __vfs_read+0xc9/0x100 [ 825.627345][ C0] vfs_read+0x1ea/0x430 [ 825.631478][ C0] ksys_read+0x127/0x250 [ 825.635708][ C0] ? kernel_write+0x120/0x120 [ 825.640363][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 825.646060][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 825.651756][ C0] do_syscall_64+0xb7/0x580 [ 825.656256][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 825.662135][ C0] RIP: 0033:0x45a649 [ 825.666013][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 825.685604][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 825.694004][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 825.701966][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 825.709920][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 825.717869][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 825.725818][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 825.733837][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 825.742498][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 825.752541][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 825.758410][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 825.777991][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 825.786478][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 825.794424][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 825.802388][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 825.810349][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 825.818314][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 825.826264][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 825.835170][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 825.841734][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 825.849687][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 825.857633][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 825.865606][ C0] Call Trace: [ 825.868892][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 825.874002][ C0] ? lru_deactivate_fn+0x910/0x910 [ 825.879087][ C0] __lru_cache_add+0x1a0/0x260 [ 825.883826][ C0] wp_page_copy+0x904/0x19b0 [ 825.888389][ C0] ? follow_pfn+0x210/0x210 [ 825.892869][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 825.897692][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 825.903039][ C0] do_wp_page+0x2cd/0x1b40 [ 825.907431][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 825.912429][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 825.917775][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 825.922697][ C0] __handle_mm_fault+0x1415/0x2980 [ 825.927784][ C0] ? mark_held_locks+0xe0/0xe0 [ 825.932533][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 825.938246][ C0] ? find_held_lock+0x2d/0x110 [ 825.943002][ C0] ? handle_mm_fault+0x1d5/0x910 [ 825.947923][ C0] ? mark_held_locks+0x9f/0xe0 [ 825.952663][ C0] handle_mm_fault+0x2f1/0x910 [ 825.957403][ C0] __do_page_fault+0x62b/0xcc0 [ 825.962157][ C0] ? __do_page_fault+0xc70/0xcc0 [ 825.967068][ C0] page_fault+0x34/0x40 [ 825.971207][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 825.977772][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 825.997353][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 826.003413][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 826.011479][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 826.019459][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 826.027414][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 826.035376][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 826.043338][ C0] copyout+0x11c/0x140 [ 826.047403][ C0] copy_page_to_iter+0x406/0xdc0 [ 826.052325][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 826.057504][ C0] generic_file_read_iter+0xffd/0x29c0 [ 826.063398][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 826.069459][ C0] ? mark_held_locks+0xe0/0xe0 [ 826.074214][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 826.080014][ C0] ext4_file_read_iter+0x145/0x1b0 [ 826.085119][ C0] new_sync_read+0x418/0x6d0 [ 826.089778][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 826.095275][ C0] ? security_file_permission+0x8a/0x370 [ 826.100893][ C0] __vfs_read+0xc9/0x100 [ 826.105120][ C0] vfs_read+0x1ea/0x430 [ 826.109286][ C0] ksys_read+0x127/0x250 [ 826.113505][ C0] ? kernel_write+0x120/0x120 [ 826.118162][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 826.123949][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 826.129648][ C0] do_syscall_64+0xb7/0x580 [ 826.134133][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 826.140011][ C0] RIP: 0033:0x45a649 [ 826.143990][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 826.163571][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 826.171959][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 826.179911][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 826.187864][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 826.195814][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 826.203763][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 826.211819][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 826.220569][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 826.230615][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 826.236500][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 826.256269][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 826.265136][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 826.273107][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 826.281071][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 826.289248][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 826.297199][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 826.305164][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 826.314362][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 826.320926][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 826.328881][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 826.336934][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 826.344881][ C0] Call Trace: [ 826.348160][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 826.353282][ C0] ? lru_deactivate_fn+0x910/0x910 [ 826.358391][ C0] __lru_cache_add+0x1a0/0x260 [ 826.363137][ C0] wp_page_copy+0x904/0x19b0 [ 826.367744][ C0] ? follow_pfn+0x210/0x210 [ 826.372256][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 826.377183][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 826.382444][ C0] do_wp_page+0x2cd/0x1b40 [ 826.386834][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 826.391839][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 826.397197][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 826.402112][ C0] __handle_mm_fault+0x1415/0x2980 [ 826.407211][ C0] ? mark_held_locks+0xe0/0xe0 [ 826.412064][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 826.417596][ C0] ? find_held_lock+0x2d/0x110 [ 826.422438][ C0] ? handle_mm_fault+0x1d5/0x910 [ 826.427450][ C0] ? mark_held_locks+0x9f/0xe0 [ 826.432189][ C0] handle_mm_fault+0x2f1/0x910 [ 826.436930][ C0] __do_page_fault+0x62b/0xcc0 [ 826.441671][ C0] ? __do_page_fault+0xc70/0xcc0 [ 826.446587][ C0] page_fault+0x34/0x40 [ 826.450725][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 826.457292][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 826.476890][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 826.482952][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 826.490933][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 826.498898][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 826.506887][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 826.514844][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 826.522809][ C0] copyout+0x11c/0x140 [ 826.526866][ C0] copy_page_to_iter+0x406/0xdc0 [ 826.531800][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 826.536973][ C0] generic_file_read_iter+0xffd/0x29c0 [ 826.542407][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 826.548455][ C0] ? mark_held_locks+0xe0/0xe0 [ 826.553196][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 826.558976][ C0] ext4_file_read_iter+0x145/0x1b0 [ 826.564067][ C0] new_sync_read+0x418/0x6d0 [ 826.568633][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 826.574080][ C0] ? security_file_permission+0x8a/0x370 [ 826.579699][ C0] __vfs_read+0xc9/0x100 [ 826.583918][ C0] vfs_read+0x1ea/0x430 [ 826.588052][ C0] ksys_read+0x127/0x250 [ 826.592271][ C0] ? kernel_write+0x120/0x120 [ 826.596942][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 826.602638][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 826.608334][ C0] do_syscall_64+0xb7/0x580 [ 826.612829][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 826.618705][ C0] RIP: 0033:0x45a649 [ 826.622666][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 826.642608][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 826.650997][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 826.658960][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 826.666917][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 826.674953][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 826.683863][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 826.691892][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 826.700551][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 826.710600][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 826.716472][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 826.736506][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 826.745484][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 826.753442][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 826.761418][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 826.769372][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 826.777332][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 826.785298][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 826.794207][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 826.800776][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 826.808728][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 826.816694][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 826.824653][ C0] Call Trace: [ 826.827926][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 826.833026][ C0] ? lru_deactivate_fn+0x910/0x910 [ 826.838124][ C0] __lru_cache_add+0x1a0/0x260 [ 826.842866][ C0] wp_page_copy+0x904/0x19b0 [ 826.847452][ C0] ? follow_pfn+0x210/0x210 [ 826.851934][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 826.856779][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 826.862051][ C0] do_wp_page+0x2cd/0x1b40 [ 826.866454][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 826.871464][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 826.876831][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 826.881765][ C0] __handle_mm_fault+0x1415/0x2980 [ 826.886960][ C0] ? mark_held_locks+0xe0/0xe0 [ 826.891703][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 826.897240][ C0] ? find_held_lock+0x2d/0x110 [ 826.901980][ C0] ? handle_mm_fault+0x1d5/0x910 [ 826.906894][ C0] ? mark_held_locks+0x9f/0xe0 [ 826.911636][ C0] handle_mm_fault+0x2f1/0x910 [ 826.916379][ C0] __do_page_fault+0x62b/0xcc0 [ 826.921166][ C0] ? __do_page_fault+0xc70/0xcc0 [ 826.926097][ C0] page_fault+0x34/0x40 [ 826.930237][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 826.936803][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 826.956393][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 826.962456][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 826.970417][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 826.978379][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 826.986683][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 826.994642][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 827.002611][ C0] copyout+0x11c/0x140 [ 827.007266][ C0] copy_page_to_iter+0x406/0xdc0 [ 827.012178][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 827.017364][ C0] generic_file_read_iter+0xffd/0x29c0 [ 827.022800][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 827.028853][ C0] ? mark_held_locks+0xe0/0xe0 [ 827.033603][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 827.039391][ C0] ext4_file_read_iter+0x145/0x1b0 [ 827.044487][ C0] new_sync_read+0x418/0x6d0 [ 827.049064][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 827.054499][ C0] ? security_file_permission+0x8a/0x370 [ 827.060119][ C0] __vfs_read+0xc9/0x100 [ 827.064471][ C0] vfs_read+0x1ea/0x430 [ 827.068646][ C0] ksys_read+0x127/0x250 [ 827.072889][ C0] ? kernel_write+0x120/0x120 [ 827.077637][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 827.083338][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 827.089040][ C0] do_syscall_64+0xb7/0x580 [ 827.093538][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 827.099474][ C0] RIP: 0033:0x45a649 [ 827.103358][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 827.122970][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 827.131381][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 827.139348][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 827.147308][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 827.155358][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 827.163324][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 827.171449][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 827.180114][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 827.190159][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 827.196032][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 827.215701][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 827.224099][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 827.232076][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 827.240047][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 827.248018][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 827.255988][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 827.263939][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 827.272858][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 827.279433][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 827.287442][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 827.295431][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 827.303398][ C0] Call Trace: [ 827.306674][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 827.311778][ C0] ? lru_deactivate_fn+0x910/0x910 [ 827.317019][ C0] __lru_cache_add+0x1a0/0x260 [ 827.321767][ C0] wp_page_copy+0x904/0x19b0 [ 827.326450][ C0] ? follow_pfn+0x210/0x210 [ 827.330938][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 827.335769][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 827.341038][ C0] do_wp_page+0x2cd/0x1b40 [ 827.345454][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 827.350471][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 827.355913][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 827.360841][ C0] __handle_mm_fault+0x1415/0x2980 [ 827.366077][ C0] ? mark_held_locks+0xe0/0xe0 [ 827.370836][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 827.376398][ C0] ? find_held_lock+0x2d/0x110 [ 827.381141][ C0] ? handle_mm_fault+0x1d5/0x910 [ 827.386093][ C0] ? mark_held_locks+0x9f/0xe0 [ 827.390834][ C0] handle_mm_fault+0x2f1/0x910 [ 827.395579][ C0] __do_page_fault+0x62b/0xcc0 [ 827.400335][ C0] ? __do_page_fault+0xc70/0xcc0 [ 827.405248][ C0] page_fault+0x34/0x40 [ 827.409413][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 827.415980][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 827.435688][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 827.441748][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 827.449699][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 827.457995][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 827.465949][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 827.473908][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 827.481873][ C0] copyout+0x11c/0x140 [ 827.485917][ C0] copy_page_to_iter+0x406/0xdc0 [ 827.490835][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 827.496012][ C0] generic_file_read_iter+0xffd/0x29c0 [ 827.501636][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 827.507693][ C0] ? mark_held_locks+0xe0/0xe0 [ 827.512447][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 827.518286][ C0] ext4_file_read_iter+0x145/0x1b0 [ 827.523390][ C0] new_sync_read+0x418/0x6d0 [ 827.527978][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 827.533422][ C0] ? security_file_permission+0x8a/0x370 [ 827.539044][ C0] __vfs_read+0xc9/0x100 [ 827.543264][ C0] vfs_read+0x1ea/0x430 [ 827.547695][ C0] ksys_read+0x127/0x250 [ 827.551933][ C0] ? kernel_write+0x120/0x120 [ 827.556738][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 827.562439][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 827.568151][ C0] do_syscall_64+0xb7/0x580 [ 827.572641][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 827.578525][ C0] RIP: 0033:0x45a649 [ 827.582403][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 827.601983][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 827.610378][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 827.618329][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 827.626355][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 827.634321][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 827.644722][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 827.652757][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 827.661686][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 827.671747][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 827.677623][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 827.697216][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 827.705617][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 827.713591][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 827.721543][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 827.729508][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 827.737458][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 827.745419][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 827.754323][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 827.760903][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 827.768884][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 827.776844][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 827.784795][ C0] Call Trace: [ 827.788111][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 827.793214][ C0] ? lru_deactivate_fn+0x910/0x910 [ 827.798299][ C0] __lru_cache_add+0x1a0/0x260 [ 827.803057][ C0] wp_page_copy+0x904/0x19b0 [ 827.807621][ C0] ? follow_pfn+0x210/0x210 [ 827.812102][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 827.817102][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 827.822364][ C0] do_wp_page+0x2cd/0x1b40 [ 827.826768][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 827.831774][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 827.837125][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 827.842041][ C0] __handle_mm_fault+0x1415/0x2980 [ 827.847131][ C0] ? mark_held_locks+0xe0/0xe0 [ 827.851881][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 827.857478][ C0] ? find_held_lock+0x2d/0x110 [ 827.862283][ C0] ? handle_mm_fault+0x1d5/0x910 [ 827.867222][ C0] ? mark_held_locks+0x9f/0xe0 [ 827.871982][ C0] handle_mm_fault+0x2f1/0x910 [ 827.876734][ C0] __do_page_fault+0x62b/0xcc0 [ 827.881498][ C0] ? __do_page_fault+0xc70/0xcc0 [ 827.886456][ C0] page_fault+0x34/0x40 [ 827.890613][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 827.897188][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 827.917008][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 827.923060][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 827.931101][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 827.939122][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 827.947210][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 827.955168][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 827.963132][ C0] copyout+0x11c/0x140 [ 827.967352][ C0] copy_page_to_iter+0x406/0xdc0 [ 827.972267][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 827.977453][ C0] generic_file_read_iter+0xffd/0x29c0 [ 827.982887][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 827.988945][ C0] ? mark_held_locks+0xe0/0xe0 [ 827.993726][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 827.999553][ C0] ext4_file_read_iter+0x145/0x1b0 [ 828.004659][ C0] new_sync_read+0x418/0x6d0 [ 828.009228][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 828.014775][ C0] ? security_file_permission+0x8a/0x370 [ 828.020385][ C0] __vfs_read+0xc9/0x100 [ 828.024605][ C0] vfs_read+0x1ea/0x430 [ 828.028750][ C0] ksys_read+0x127/0x250 [ 828.032978][ C0] ? kernel_write+0x120/0x120 [ 828.037633][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 828.043519][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 828.049214][ C0] do_syscall_64+0xb7/0x580 [ 828.053713][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 828.059588][ C0] RIP: 0033:0x45a649 [ 828.063465][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 828.083047][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 828.091448][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 828.099534][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 828.107583][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 828.115999][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 828.123959][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 828.132068][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 828.140915][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 828.151076][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 828.157002][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 828.176707][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 828.185120][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 828.193106][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 828.201209][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 828.209179][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 828.217149][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 828.225140][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 828.234118][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 828.240806][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 828.248781][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 828.256752][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 828.264726][ C0] Call Trace: [ 828.268153][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 828.273266][ C0] ? lru_deactivate_fn+0x910/0x910 [ 828.278372][ C0] __lru_cache_add+0x1a0/0x260 [ 828.283130][ C0] wp_page_copy+0x904/0x19b0 [ 828.287831][ C0] ? follow_pfn+0x210/0x210 [ 828.292326][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 828.297178][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 828.302470][ C0] do_wp_page+0x2cd/0x1b40 [ 828.306894][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 828.311914][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 828.317347][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 828.322277][ C0] __handle_mm_fault+0x1415/0x2980 [ 828.327383][ C0] ? mark_held_locks+0xe0/0xe0 [ 828.332143][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 828.337736][ C0] ? find_held_lock+0x2d/0x110 [ 828.342544][ C0] ? handle_mm_fault+0x1d5/0x910 [ 828.347517][ C0] ? mark_held_locks+0x9f/0xe0 [ 828.352285][ C0] handle_mm_fault+0x2f1/0x910 [ 828.357049][ C0] __do_page_fault+0x62b/0xcc0 [ 828.361887][ C0] ? __do_page_fault+0xc70/0xcc0 [ 828.366822][ C0] page_fault+0x34/0x40 [ 828.370990][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 828.377600][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 828.397195][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 828.403359][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 828.411312][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 828.419266][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 828.427307][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 828.435270][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 828.443230][ C0] copyout+0x11c/0x140 [ 828.447289][ C0] copy_page_to_iter+0x406/0xdc0 [ 828.452218][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 828.457411][ C0] generic_file_read_iter+0xffd/0x29c0 [ 828.462860][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 828.468903][ C0] ? mark_held_locks+0xe0/0xe0 [ 828.473654][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 828.479447][ C0] ext4_file_read_iter+0x145/0x1b0 [ 828.484552][ C0] new_sync_read+0x418/0x6d0 [ 828.489129][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 828.494591][ C0] ? security_file_permission+0x8a/0x370 [ 828.500210][ C0] __vfs_read+0xc9/0x100 [ 828.504431][ C0] vfs_read+0x1ea/0x430 [ 828.508564][ C0] ksys_read+0x127/0x250 [ 828.512796][ C0] ? kernel_write+0x120/0x120 [ 828.517461][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 828.523158][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 828.528852][ C0] do_syscall_64+0xb7/0x580 [ 828.533482][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 828.539910][ C0] RIP: 0033:0x45a649 [ 828.543802][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 828.563509][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 828.571912][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 828.579859][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 828.587812][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 828.595781][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 828.603748][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 828.611956][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 828.621170][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 828.631247][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 828.637123][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 828.656708][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 828.665107][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 828.673069][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 828.681027][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 828.690370][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 828.698338][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 828.706310][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 828.715230][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 828.721801][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 828.729760][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 828.737717][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 828.745678][ C0] Call Trace: [ 828.748955][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 828.754044][ C0] ? lru_deactivate_fn+0x910/0x910 [ 828.759130][ C0] __lru_cache_add+0x1a0/0x260 [ 828.763871][ C0] wp_page_copy+0x904/0x19b0 [ 828.768434][ C0] ? follow_pfn+0x210/0x210 [ 828.772929][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 828.777753][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 828.783017][ C0] do_wp_page+0x2cd/0x1b40 [ 828.787418][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 828.792418][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 828.797765][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 828.802679][ C0] __handle_mm_fault+0x1415/0x2980 [ 828.807766][ C0] ? mark_held_locks+0xe0/0xe0 [ 828.812521][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 828.818042][ C0] ? find_held_lock+0x2d/0x110 [ 828.822799][ C0] ? handle_mm_fault+0x1d5/0x910 [ 828.827714][ C0] ? mark_held_locks+0x9f/0xe0 [ 828.832455][ C0] handle_mm_fault+0x2f1/0x910 [ 828.837229][ C0] __do_page_fault+0x62b/0xcc0 [ 828.841968][ C0] ? __do_page_fault+0xc70/0xcc0 [ 828.846880][ C0] page_fault+0x34/0x40 [ 828.851017][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 828.857584][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 828.877396][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 828.883458][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 828.891410][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 828.899382][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 828.907350][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 828.915304][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 828.923266][ C0] copyout+0x11c/0x140 [ 828.927314][ C0] copy_page_to_iter+0x406/0xdc0 [ 828.932231][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 828.937406][ C0] generic_file_read_iter+0xffd/0x29c0 [ 828.942859][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 828.948903][ C0] ? mark_held_locks+0xe0/0xe0 [ 828.953667][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 828.959449][ C0] ext4_file_read_iter+0x145/0x1b0 [ 828.964541][ C0] new_sync_read+0x418/0x6d0 [ 828.969107][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 828.974634][ C0] ? security_file_permission+0x8a/0x370 [ 828.980242][ C0] __vfs_read+0xc9/0x100 [ 828.984487][ C0] vfs_read+0x1ea/0x430 [ 828.988627][ C0] ksys_read+0x127/0x250 [ 828.992848][ C0] ? kernel_write+0x120/0x120 [ 828.997501][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 829.003198][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 829.008896][ C0] do_syscall_64+0xb7/0x580 [ 829.013381][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 829.019246][ C0] RIP: 0033:0x45a649 [ 829.023122][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 829.042736][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 829.051142][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 829.059094][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 829.067056][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 829.075021][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 829.082982][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 829.091221][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 829.099884][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 829.109947][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 829.115826][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 829.135411][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 829.143814][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 829.151924][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 829.159878][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 829.167933][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 829.175884][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 829.183846][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 829.192763][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 829.199371][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 829.207355][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 829.215400][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 829.223374][ C0] Call Trace: [ 829.226649][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 829.231746][ C0] ? lru_deactivate_fn+0x910/0x910 [ 829.236834][ C0] __lru_cache_add+0x1a0/0x260 [ 829.241854][ C0] wp_page_copy+0x904/0x19b0 [ 829.246448][ C0] ? follow_pfn+0x210/0x210 [ 829.250962][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 829.255798][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 829.261070][ C0] do_wp_page+0x2cd/0x1b40 [ 829.265594][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 829.270627][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 829.275994][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 829.280929][ C0] __handle_mm_fault+0x1415/0x2980 [ 829.286061][ C0] ? mark_held_locks+0xe0/0xe0 [ 829.290828][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 829.296353][ C0] ? find_held_lock+0x2d/0x110 [ 829.301094][ C0] ? handle_mm_fault+0x1d5/0x910 [ 829.306009][ C0] ? mark_held_locks+0x9f/0xe0 [ 829.310861][ C0] handle_mm_fault+0x2f1/0x910 [ 829.315656][ C0] __do_page_fault+0x62b/0xcc0 [ 829.320404][ C0] ? __do_page_fault+0xc70/0xcc0 [ 829.325317][ C0] page_fault+0x34/0x40 [ 829.329488][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 829.336055][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 829.355695][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 829.361759][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 829.369710][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 829.377690][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 829.385637][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 829.393595][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 829.401555][ C0] copyout+0x11c/0x140 [ 829.405602][ C0] copy_page_to_iter+0x406/0xdc0 [ 829.410522][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 829.415700][ C0] generic_file_read_iter+0xffd/0x29c0 [ 829.421136][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 829.427182][ C0] ? mark_held_locks+0xe0/0xe0 [ 829.431921][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 829.437723][ C0] ext4_file_read_iter+0x145/0x1b0 [ 829.442811][ C0] new_sync_read+0x418/0x6d0 [ 829.447399][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 829.452836][ C0] ? security_file_permission+0x8a/0x370 [ 829.458442][ C0] __vfs_read+0xc9/0x100 [ 829.462680][ C0] vfs_read+0x1ea/0x430 [ 829.466811][ C0] ksys_read+0x127/0x250 [ 829.471036][ C0] ? kernel_write+0x120/0x120 [ 829.475701][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 829.481397][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 829.487093][ C0] do_syscall_64+0xb7/0x580 [ 829.491596][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 829.497480][ C0] RIP: 0033:0x45a649 [ 829.501365][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 829.520954][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 829.529345][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 829.537293][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 829.545243][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 829.553203][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 829.561154][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 829.569182][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 829.577828][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 829.587884][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 829.593756][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 829.613336][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 829.621725][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 829.629693][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 829.637644][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 829.645591][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 829.653553][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 829.661517][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 829.670443][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 829.677016][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 829.684975][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 829.693461][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 829.701454][ C0] Call Trace: [ 829.704735][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 829.709846][ C0] ? lru_deactivate_fn+0x910/0x910 [ 829.714936][ C0] __lru_cache_add+0x1a0/0x260 [ 829.719697][ C0] wp_page_copy+0x904/0x19b0 [ 829.724275][ C0] ? follow_pfn+0x210/0x210 [ 829.728756][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 829.733582][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 829.738843][ C0] do_wp_page+0x2cd/0x1b40 [ 829.743247][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 829.748260][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 829.753621][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 829.758537][ C0] __handle_mm_fault+0x1415/0x2980 [ 829.763627][ C0] ? mark_held_locks+0xe0/0xe0 [ 829.768809][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 829.774330][ C0] ? find_held_lock+0x2d/0x110 [ 829.779244][ C0] ? handle_mm_fault+0x1d5/0x910 [ 829.784174][ C0] ? mark_held_locks+0x9f/0xe0 [ 829.788922][ C0] handle_mm_fault+0x2f1/0x910 [ 829.793664][ C0] __do_page_fault+0x62b/0xcc0 [ 829.798418][ C0] ? __do_page_fault+0xc70/0xcc0 [ 829.803357][ C0] page_fault+0x34/0x40 [ 829.807534][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 829.814122][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 829.833712][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 829.839768][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 829.847731][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 829.855766][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 829.863727][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 829.871693][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 829.879652][ C0] copyout+0x11c/0x140 [ 829.883702][ C0] copy_page_to_iter+0x406/0xdc0 [ 829.888618][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 829.893806][ C0] generic_file_read_iter+0xffd/0x29c0 [ 829.899243][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 829.905289][ C0] ? mark_held_locks+0xe0/0xe0 [ 829.910030][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 829.915868][ C0] ext4_file_read_iter+0x145/0x1b0 [ 829.920959][ C0] new_sync_read+0x418/0x6d0 [ 829.925534][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 829.930972][ C0] ? security_file_permission+0x8a/0x370 [ 829.936596][ C0] __vfs_read+0xc9/0x100 [ 829.940818][ C0] vfs_read+0x1ea/0x430 [ 829.944965][ C0] ksys_read+0x127/0x250 [ 829.949182][ C0] ? kernel_write+0x120/0x120 [ 829.953849][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 829.959543][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 829.965238][ C0] do_syscall_64+0xb7/0x580 [ 829.969722][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 829.975603][ C0] RIP: 0033:0x45a649 [ 829.979477][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 829.999159][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 830.007558][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 830.015508][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 830.023469][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.031425][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 830.039391][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 830.047436][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 830.056091][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.066171][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 830.072045][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 830.091658][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 830.100180][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 830.108149][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 830.116155][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 830.124112][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 830.132071][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 830.140027][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 830.148936][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 830.155499][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 830.163449][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 830.171399][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 830.179351][ C0] Call Trace: [ 830.182627][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 830.187718][ C0] ? lru_deactivate_fn+0x910/0x910 [ 830.192806][ C0] __lru_cache_add+0x1a0/0x260 [ 830.197548][ C0] wp_page_copy+0x904/0x19b0 [ 830.202132][ C0] ? follow_pfn+0x210/0x210 [ 830.206641][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 830.211492][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 830.216781][ C0] do_wp_page+0x2cd/0x1b40 [ 830.221207][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 830.226226][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 830.231577][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 830.236499][ C0] __handle_mm_fault+0x1415/0x2980 [ 830.241590][ C0] ? mark_held_locks+0xe0/0xe0 [ 830.246451][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 830.251990][ C0] ? find_held_lock+0x2d/0x110 [ 830.256740][ C0] ? handle_mm_fault+0x1d5/0x910 [ 830.261907][ C0] ? mark_held_locks+0x9f/0xe0 [ 830.266827][ C0] handle_mm_fault+0x2f1/0x910 [ 830.271599][ C0] __do_page_fault+0x62b/0xcc0 [ 830.276365][ C0] ? __do_page_fault+0xc70/0xcc0 [ 830.281289][ C0] page_fault+0x34/0x40 [ 830.285434][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 830.292002][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 830.311598][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 830.317642][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 830.325713][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 830.333831][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 830.341800][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 830.349759][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 830.357725][ C0] copyout+0x11c/0x140 [ 830.361791][ C0] copy_page_to_iter+0x406/0xdc0 [ 830.366705][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 830.371917][ C0] generic_file_read_iter+0xffd/0x29c0 [ 830.377350][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 830.383392][ C0] ? mark_held_locks+0xe0/0xe0 [ 830.388131][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 830.393911][ C0] ext4_file_read_iter+0x145/0x1b0 [ 830.399029][ C0] new_sync_read+0x418/0x6d0 [ 830.403597][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 830.409033][ C0] ? security_file_permission+0x8a/0x370 [ 830.414641][ C0] __vfs_read+0xc9/0x100 [ 830.418859][ C0] vfs_read+0x1ea/0x430 [ 830.423003][ C0] ksys_read+0x127/0x250 [ 830.427225][ C0] ? kernel_write+0x120/0x120 [ 830.431968][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 830.437663][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 830.443359][ C0] do_syscall_64+0xb7/0x580 [ 830.447844][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.453718][ C0] RIP: 0033:0x45a649 [ 830.457614][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 830.477209][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 830.485598][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 830.493546][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 830.501494][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.509466][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 830.517437][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 830.525475][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 830.534122][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 830.544167][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 830.550039][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 830.569621][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 830.578012][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 830.585973][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 830.593922][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 830.601883][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 830.609834][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 830.617794][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 830.627144][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 830.633707][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 830.641658][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 830.649618][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 830.657577][ C0] Call Trace: [ 830.660863][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 830.665963][ C0] ? lru_deactivate_fn+0x910/0x910 [ 830.671063][ C0] __lru_cache_add+0x1a0/0x260 [ 830.675803][ C0] wp_page_copy+0x904/0x19b0 [ 830.680377][ C0] ? follow_pfn+0x210/0x210 [ 830.684858][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 830.689682][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 830.694940][ C0] do_wp_page+0x2cd/0x1b40 [ 830.699338][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 830.704337][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 830.709770][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 830.714690][ C0] __handle_mm_fault+0x1415/0x2980 [ 830.719779][ C0] ? mark_held_locks+0xe0/0xe0 [ 830.724518][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 830.730054][ C0] ? find_held_lock+0x2d/0x110 [ 830.734805][ C0] ? handle_mm_fault+0x1d5/0x910 [ 830.739731][ C0] ? mark_held_locks+0x9f/0xe0 [ 830.744564][ C0] handle_mm_fault+0x2f1/0x910 [ 830.749317][ C0] __do_page_fault+0x62b/0xcc0 [ 830.754056][ C0] ? __do_page_fault+0xc70/0xcc0 [ 830.758978][ C0] page_fault+0x34/0x40 [ 830.763113][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 830.769691][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 830.789287][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 830.795341][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 830.803307][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 830.811265][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 830.819232][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 830.827207][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 830.835179][ C0] copyout+0x11c/0x140 [ 830.839241][ C0] copy_page_to_iter+0x406/0xdc0 [ 830.844161][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 830.849429][ C0] generic_file_read_iter+0xffd/0x29c0 [ 830.854868][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 830.860915][ C0] ? mark_held_locks+0xe0/0xe0 [ 830.865663][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 830.871465][ C0] ext4_file_read_iter+0x145/0x1b0 [ 830.876579][ C0] new_sync_read+0x418/0x6d0 [ 830.881150][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 830.886589][ C0] ? security_file_permission+0x8a/0x370 [ 830.892663][ C0] __vfs_read+0xc9/0x100 [ 830.896982][ C0] vfs_read+0x1ea/0x430 [ 830.901127][ C0] ksys_read+0x127/0x250 [ 830.905348][ C0] ? kernel_write+0x120/0x120 [ 830.910006][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 830.915789][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 830.921488][ C0] do_syscall_64+0xb7/0x580 [ 830.925975][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 830.931856][ C0] RIP: 0033:0x45a649 [ 830.935741][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 830.955409][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 830.963796][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 830.971750][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 830.979712][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 830.987684][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 830.995649][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 831.003765][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 831.012432][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 831.022474][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 831.028350][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 831.047944][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 831.056334][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 831.064295][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 831.072257][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 831.080386][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 831.088352][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 831.096305][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 831.105223][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 831.111798][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 831.119846][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 831.127802][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 831.135769][ C0] Call Trace: [ 831.139060][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 831.144152][ C0] ? lru_deactivate_fn+0x910/0x910 [ 831.149256][ C0] __lru_cache_add+0x1a0/0x260 [ 831.153996][ C0] wp_page_copy+0x904/0x19b0 [ 831.158582][ C0] ? follow_pfn+0x210/0x210 [ 831.163068][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 831.167891][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 831.173159][ C0] do_wp_page+0x2cd/0x1b40 [ 831.177574][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 831.182574][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 831.187929][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 831.192841][ C0] __handle_mm_fault+0x1415/0x2980 [ 831.197942][ C0] ? mark_held_locks+0xe0/0xe0 [ 831.202695][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 831.208227][ C0] ? find_held_lock+0x2d/0x110 [ 831.212968][ C0] ? handle_mm_fault+0x1d5/0x910 [ 831.217880][ C0] ? mark_held_locks+0x9f/0xe0 [ 831.222619][ C0] handle_mm_fault+0x2f1/0x910 [ 831.227369][ C0] __do_page_fault+0x62b/0xcc0 [ 831.232109][ C0] ? __do_page_fault+0xc70/0xcc0 [ 831.237021][ C0] page_fault+0x34/0x40 [ 831.241261][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 831.247827][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 831.267426][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 831.273485][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 831.281463][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 831.289423][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 831.297389][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 831.305351][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 831.313311][ C0] copyout+0x11c/0x140 [ 831.317539][ C0] copy_page_to_iter+0x406/0xdc0 [ 831.322474][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 831.328619][ C0] generic_file_read_iter+0xffd/0x29c0 [ 831.334102][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 831.340165][ C0] ? mark_held_locks+0xe0/0xe0 [ 831.344912][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 831.350700][ C0] ext4_file_read_iter+0x145/0x1b0 [ 831.355798][ C0] new_sync_read+0x418/0x6d0 [ 831.360371][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 831.365813][ C0] ? security_file_permission+0x8a/0x370 [ 831.371439][ C0] __vfs_read+0xc9/0x100 [ 831.380091][ C0] vfs_read+0x1ea/0x430 [ 831.384271][ C0] ksys_read+0x127/0x250 [ 831.388614][ C0] ? kernel_write+0x120/0x120 [ 831.393331][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 831.399171][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 831.404885][ C0] do_syscall_64+0xb7/0x580 [ 831.409387][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 831.415257][ C0] RIP: 0033:0x45a649 [ 831.419152][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 831.438733][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 831.447192][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 831.455154][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 831.463226][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 831.471198][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 831.479163][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 831.487195][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 831.495845][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 831.505902][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 831.511798][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 831.531826][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 831.540215][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 831.548165][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 831.556128][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 831.564097][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 831.572062][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 831.580022][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 831.589018][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 831.595589][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 831.603640][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 831.611603][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 831.619567][ C0] Call Trace: [ 831.622836][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 831.627923][ C0] ? lru_deactivate_fn+0x910/0x910 [ 831.633020][ C0] __lru_cache_add+0x1a0/0x260 [ 831.637762][ C0] wp_page_copy+0x904/0x19b0 [ 831.642328][ C0] ? follow_pfn+0x210/0x210 [ 831.646808][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 831.651635][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 831.656896][ C0] do_wp_page+0x2cd/0x1b40 [ 831.661295][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 831.666297][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 831.671742][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 831.676658][ C0] __handle_mm_fault+0x1415/0x2980 [ 831.681746][ C0] ? mark_held_locks+0xe0/0xe0 [ 831.686660][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 831.692229][ C0] ? find_held_lock+0x2d/0x110 [ 831.696998][ C0] ? handle_mm_fault+0x1d5/0x910 [ 831.701955][ C0] ? mark_held_locks+0x9f/0xe0 [ 831.706699][ C0] handle_mm_fault+0x2f1/0x910 [ 831.711448][ C0] __do_page_fault+0x62b/0xcc0 [ 831.716644][ C0] ? __do_page_fault+0xc70/0xcc0 [ 831.721563][ C0] page_fault+0x34/0x40 [ 831.725701][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 831.732268][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 831.751864][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 831.757906][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 831.765871][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 831.773834][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 831.781798][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 831.789759][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 831.797745][ C0] copyout+0x11c/0x140 [ 831.801816][ C0] copy_page_to_iter+0x406/0xdc0 [ 831.806729][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 831.811903][ C0] generic_file_read_iter+0xffd/0x29c0 [ 831.817341][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 831.823491][ C0] ? mark_held_locks+0xe0/0xe0 [ 831.828589][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 831.834661][ C0] ext4_file_read_iter+0x145/0x1b0 [ 831.839768][ C0] new_sync_read+0x418/0x6d0 [ 831.844390][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 831.849852][ C0] ? security_file_permission+0x8a/0x370 [ 831.855519][ C0] __vfs_read+0xc9/0x100 [ 831.859754][ C0] vfs_read+0x1ea/0x430 [ 831.863896][ C0] ksys_read+0x127/0x250 [ 831.868137][ C0] ? kernel_write+0x120/0x120 [ 831.872798][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 831.878499][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 831.884195][ C0] do_syscall_64+0xb7/0x580 [ 831.888679][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 831.894550][ C0] RIP: 0033:0x45a649 [ 831.898424][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 831.918029][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 831.926537][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 831.934494][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 831.942469][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 831.950522][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 831.958485][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 831.966595][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 831.975249][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 831.985293][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 831.991167][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 832.010753][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 832.019154][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 832.027115][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 832.035074][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 832.043134][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 832.051200][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 832.059166][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 832.068125][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 832.074697][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 832.082703][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 832.090658][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 832.098884][ C0] Call Trace: [ 832.102172][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 832.107365][ C0] ? lru_deactivate_fn+0x910/0x910 [ 832.112464][ C0] __lru_cache_add+0x1a0/0x260 [ 832.117209][ C0] wp_page_copy+0x904/0x19b0 [ 832.121782][ C0] ? follow_pfn+0x210/0x210 [ 832.126329][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 832.131165][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 832.136447][ C0] do_wp_page+0x2cd/0x1b40 [ 832.140847][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 832.145876][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 832.151247][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 832.156168][ C0] __handle_mm_fault+0x1415/0x2980 [ 832.161266][ C0] ? mark_held_locks+0xe0/0xe0 [ 832.166026][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 832.171654][ C0] ? find_held_lock+0x2d/0x110 [ 832.176411][ C0] ? handle_mm_fault+0x1d5/0x910 [ 832.181365][ C0] ? mark_held_locks+0x9f/0xe0 [ 832.187804][ C0] handle_mm_fault+0x2f1/0x910 [ 832.192561][ C0] __do_page_fault+0x62b/0xcc0 [ 832.197394][ C0] ? __do_page_fault+0xc70/0xcc0 [ 832.202310][ C0] page_fault+0x34/0x40 [ 832.206448][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 832.213014][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 832.232708][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 832.238774][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 832.246724][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 832.254672][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 832.262732][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 832.270695][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 832.278665][ C0] copyout+0x11c/0x140 [ 832.282724][ C0] copy_page_to_iter+0x406/0xdc0 [ 832.287645][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 832.292829][ C0] generic_file_read_iter+0xffd/0x29c0 [ 832.298270][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 832.304316][ C0] ? mark_held_locks+0xe0/0xe0 [ 832.309076][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 832.314870][ C0] ext4_file_read_iter+0x145/0x1b0 [ 832.320138][ C0] new_sync_read+0x418/0x6d0 [ 832.324718][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 832.330164][ C0] ? security_file_permission+0x8a/0x370 [ 832.335773][ C0] __vfs_read+0xc9/0x100 [ 832.339993][ C0] vfs_read+0x1ea/0x430 [ 832.344125][ C0] ksys_read+0x127/0x250 [ 832.348341][ C0] ? kernel_write+0x120/0x120 [ 832.352995][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 832.358948][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 832.364641][ C0] do_syscall_64+0xb7/0x580 [ 832.369120][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.374987][ C0] RIP: 0033:0x45a649 [ 832.378859][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.398445][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 832.407190][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 832.415142][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 832.423129][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.431091][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 832.439053][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 832.447088][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 832.455833][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.465874][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 832.471751][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 832.492805][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 832.501192][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 832.509142][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 832.517098][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 832.525097][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 832.533046][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 832.540998][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 832.549923][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 832.556488][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 832.564442][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 832.572608][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 832.580557][ C0] Call Trace: [ 832.583833][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 832.588928][ C0] ? lru_deactivate_fn+0x910/0x910 [ 832.594015][ C0] __lru_cache_add+0x1a0/0x260 [ 832.598769][ C0] wp_page_copy+0x904/0x19b0 [ 832.603335][ C0] ? follow_pfn+0x210/0x210 [ 832.607816][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 832.612642][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 832.618091][ C0] do_wp_page+0x2cd/0x1b40 [ 832.622485][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 832.627508][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 832.632866][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 832.637780][ C0] __handle_mm_fault+0x1415/0x2980 [ 832.642867][ C0] ? mark_held_locks+0xe0/0xe0 [ 832.647610][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 832.653131][ C0] ? find_held_lock+0x2d/0x110 [ 832.658938][ C0] ? handle_mm_fault+0x1d5/0x910 [ 832.663864][ C0] ? mark_held_locks+0x9f/0xe0 [ 832.668621][ C0] handle_mm_fault+0x2f1/0x910 [ 832.673380][ C0] __do_page_fault+0x62b/0xcc0 [ 832.678145][ C0] ? __do_page_fault+0xc70/0xcc0 [ 832.683097][ C0] page_fault+0x34/0x40 [ 832.687240][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 832.693850][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 832.713433][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 832.719495][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 832.727453][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 832.735407][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 832.743356][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 832.751317][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 832.759305][ C0] copyout+0x11c/0x140 [ 832.763366][ C0] copy_page_to_iter+0x406/0xdc0 [ 832.768298][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 832.773476][ C0] generic_file_read_iter+0xffd/0x29c0 [ 832.778918][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 832.784963][ C0] ? mark_held_locks+0xe0/0xe0 [ 832.789704][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 832.795487][ C0] ext4_file_read_iter+0x145/0x1b0 [ 832.800577][ C0] new_sync_read+0x418/0x6d0 [ 832.805147][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 832.810672][ C0] ? security_file_permission+0x8a/0x370 [ 832.816281][ C0] __vfs_read+0xc9/0x100 [ 832.820501][ C0] vfs_read+0x1ea/0x430 [ 832.824638][ C0] ksys_read+0x127/0x250 [ 832.828856][ C0] ? kernel_write+0x120/0x120 [ 832.833510][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 832.839205][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 832.844917][ C0] do_syscall_64+0xb7/0x580 [ 832.849437][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 832.855311][ C0] RIP: 0033:0x45a649 [ 832.859187][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 832.878768][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 832.887157][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 832.895129][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 832.903528][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 832.911495][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 832.919453][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 832.927488][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 832.936153][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 832.946212][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 832.952097][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 832.971681][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 832.980073][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 832.988038][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 832.996016][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 833.003965][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 833.011916][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 833.019885][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 833.028797][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 833.035359][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 833.043309][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 833.051269][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 833.059228][ C0] Call Trace: [ 833.062512][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 833.067600][ C0] ? lru_deactivate_fn+0x910/0x910 [ 833.072699][ C0] __lru_cache_add+0x1a0/0x260 [ 833.077460][ C0] wp_page_copy+0x904/0x19b0 [ 833.082027][ C0] ? follow_pfn+0x210/0x210 [ 833.086507][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 833.091334][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 833.096596][ C0] do_wp_page+0x2cd/0x1b40 [ 833.101070][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 833.106098][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 833.111458][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 833.116393][ C0] __handle_mm_fault+0x1415/0x2980 [ 833.121491][ C0] ? mark_held_locks+0xe0/0xe0 [ 833.126236][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 833.131769][ C0] ? find_held_lock+0x2d/0x110 [ 833.136632][ C0] ? handle_mm_fault+0x1d5/0x910 [ 833.141654][ C0] ? mark_held_locks+0x9f/0xe0 [ 833.146401][ C0] handle_mm_fault+0x2f1/0x910 [ 833.151157][ C0] __do_page_fault+0x62b/0xcc0 [ 833.155903][ C0] ? __do_page_fault+0xc70/0xcc0 [ 833.160822][ C0] page_fault+0x34/0x40 [ 833.164975][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 833.171554][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 833.191248][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 833.197301][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 833.205250][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 833.213201][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 833.221150][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 833.229100][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 833.237070][ C0] copyout+0x11c/0x140 [ 833.241117][ C0] copy_page_to_iter+0x406/0xdc0 [ 833.246031][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 833.251207][ C0] generic_file_read_iter+0xffd/0x29c0 [ 833.256642][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 833.262686][ C0] ? mark_held_locks+0xe0/0xe0 [ 833.267448][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 833.273243][ C0] ext4_file_read_iter+0x145/0x1b0 [ 833.278402][ C0] new_sync_read+0x418/0x6d0 [ 833.282978][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 833.288419][ C0] ? security_file_permission+0x8a/0x370 [ 833.294032][ C0] __vfs_read+0xc9/0x100 [ 833.298255][ C0] vfs_read+0x1ea/0x430 [ 833.302396][ C0] ksys_read+0x127/0x250 [ 833.306616][ C0] ? kernel_write+0x120/0x120 [ 833.311289][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 833.316985][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 833.322759][ C0] do_syscall_64+0xb7/0x580 [ 833.327269][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.333181][ C0] RIP: 0033:0x45a649 [ 833.337081][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.356680][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 833.365069][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 833.373018][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 833.380968][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.388934][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 833.396900][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 833.404948][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 833.413602][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.423647][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 833.429530][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 833.449121][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 833.457526][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 833.465523][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 833.473538][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 833.481508][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 833.489461][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 833.497413][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 833.506322][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 833.512884][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 833.520847][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 833.529231][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 833.537189][ C0] Call Trace: [ 833.540471][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 833.545997][ C0] ? lru_deactivate_fn+0x910/0x910 [ 833.551084][ C0] __lru_cache_add+0x1a0/0x260 [ 833.555844][ C0] wp_page_copy+0x904/0x19b0 [ 833.560423][ C0] ? follow_pfn+0x210/0x210 [ 833.564913][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 833.569747][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 833.575014][ C0] do_wp_page+0x2cd/0x1b40 [ 833.579429][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 833.584440][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 833.589798][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 833.594718][ C0] __handle_mm_fault+0x1415/0x2980 [ 833.599811][ C0] ? mark_held_locks+0xe0/0xe0 [ 833.604565][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 833.610096][ C0] ? find_held_lock+0x2d/0x110 [ 833.614849][ C0] ? handle_mm_fault+0x1d5/0x910 [ 833.619849][ C0] ? mark_held_locks+0x9f/0xe0 [ 833.624593][ C0] handle_mm_fault+0x2f1/0x910 [ 833.629335][ C0] __do_page_fault+0x62b/0xcc0 [ 833.634100][ C0] ? __do_page_fault+0xc70/0xcc0 [ 833.639026][ C0] page_fault+0x34/0x40 [ 833.643184][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 833.649764][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 833.669366][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 833.675412][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 833.683362][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 833.691482][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 833.699441][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 833.707389][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 833.715348][ C0] copyout+0x11c/0x140 [ 833.719536][ C0] copy_page_to_iter+0x406/0xdc0 [ 833.724464][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 833.729658][ C0] generic_file_read_iter+0xffd/0x29c0 [ 833.735135][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 833.741201][ C0] ? mark_held_locks+0xe0/0xe0 [ 833.745944][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 833.751744][ C0] ext4_file_read_iter+0x145/0x1b0 [ 833.756834][ C0] new_sync_read+0x418/0x6d0 [ 833.761405][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 833.766843][ C0] ? security_file_permission+0x8a/0x370 [ 833.772451][ C0] __vfs_read+0xc9/0x100 [ 833.776688][ C0] vfs_read+0x1ea/0x430 [ 833.780836][ C0] ksys_read+0x127/0x250 [ 833.785068][ C0] ? kernel_write+0x120/0x120 [ 833.789723][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 833.795427][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 833.801211][ C0] do_syscall_64+0xb7/0x580 [ 833.805785][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 833.811744][ C0] RIP: 0033:0x45a649 [ 833.815625][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 833.835215][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 833.843604][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 833.851576][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 833.859541][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 833.867490][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 833.875438][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 833.883468][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 833.892124][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 833.902167][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 833.908051][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 833.927633][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 833.936222][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 833.944799][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 833.952759][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 833.960824][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 833.968811][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 833.976792][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 833.986431][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 833.993263][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 834.001217][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 834.009179][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 834.017128][ C0] Call Trace: [ 834.020410][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 834.025528][ C0] ? lru_deactivate_fn+0x910/0x910 [ 834.030614][ C0] __lru_cache_add+0x1a0/0x260 [ 834.035357][ C0] wp_page_copy+0x904/0x19b0 [ 834.039928][ C0] ? follow_pfn+0x210/0x210 [ 834.044432][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 834.049257][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 834.054519][ C0] do_wp_page+0x2cd/0x1b40 [ 834.058911][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 834.063925][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 834.069273][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 834.074187][ C0] __handle_mm_fault+0x1415/0x2980 [ 834.079273][ C0] ? mark_held_locks+0xe0/0xe0 [ 834.084027][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 834.089569][ C0] ? find_held_lock+0x2d/0x110 [ 834.094319][ C0] ? handle_mm_fault+0x1d5/0x910 [ 834.099240][ C0] ? mark_held_locks+0x9f/0xe0 [ 834.103985][ C0] handle_mm_fault+0x2f1/0x910 [ 834.108730][ C0] __do_page_fault+0x62b/0xcc0 [ 834.113472][ C0] ? __do_page_fault+0xc70/0xcc0 [ 834.118397][ C0] page_fault+0x34/0x40 [ 834.122534][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 834.129111][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 834.148715][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 834.154766][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 834.162721][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 834.170679][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 834.178632][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 834.186582][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 834.194557][ C0] copyout+0x11c/0x140 [ 834.198603][ C0] copy_page_to_iter+0x406/0xdc0 [ 834.203517][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 834.208707][ C0] generic_file_read_iter+0xffd/0x29c0 [ 834.214163][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 834.220210][ C0] ? mark_held_locks+0xe0/0xe0 [ 834.224951][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 834.230734][ C0] ext4_file_read_iter+0x145/0x1b0 [ 834.235823][ C0] new_sync_read+0x418/0x6d0 [ 834.240394][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 834.245849][ C0] ? security_file_permission+0x8a/0x370 [ 834.251490][ C0] __vfs_read+0xc9/0x100 [ 834.255720][ C0] vfs_read+0x1ea/0x430 [ 834.259876][ C0] ksys_read+0x127/0x250 [ 834.264106][ C0] ? kernel_write+0x120/0x120 [ 834.268763][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 834.274652][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 834.280349][ C0] do_syscall_64+0xb7/0x580 [ 834.284835][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 834.290704][ C0] RIP: 0033:0x45a649 [ 834.294581][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 834.314173][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 834.322560][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 834.330682][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 834.338848][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 834.346803][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 834.354753][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 834.362777][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 834.371442][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 834.381511][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 834.387416][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 834.407479][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 834.415869][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 834.423916][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 834.432245][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 834.440204][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 834.448159][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 834.456169][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 834.465077][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 834.471639][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 834.479592][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 834.487540][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 834.495501][ C0] Call Trace: [ 834.498788][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 834.503875][ C0] ? lru_deactivate_fn+0x910/0x910 [ 834.508959][ C0] __lru_cache_add+0x1a0/0x260 [ 834.513715][ C0] wp_page_copy+0x904/0x19b0 [ 834.518280][ C0] ? follow_pfn+0x210/0x210 [ 834.522842][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 834.527700][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 834.533085][ C0] do_wp_page+0x2cd/0x1b40 [ 834.537484][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 834.542485][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 834.547838][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 834.552759][ C0] __handle_mm_fault+0x1415/0x2980 [ 834.557864][ C0] ? mark_held_locks+0xe0/0xe0 [ 834.562617][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 834.568137][ C0] ? find_held_lock+0x2d/0x110 [ 834.572890][ C0] ? handle_mm_fault+0x1d5/0x910 [ 834.577802][ C0] ? mark_held_locks+0x9f/0xe0 [ 834.582542][ C0] handle_mm_fault+0x2f1/0x910 [ 834.587279][ C0] __do_page_fault+0x62b/0xcc0 [ 834.592031][ C0] ? __do_page_fault+0xc70/0xcc0 [ 834.597033][ C0] page_fault+0x34/0x40 [ 834.601175][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 834.607742][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 834.627325][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 834.633388][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 834.641351][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 834.649446][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 834.657420][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 834.665402][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 834.673370][ C0] copyout+0x11c/0x140 [ 834.677418][ C0] copy_page_to_iter+0x406/0xdc0 [ 834.682371][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 834.687546][ C0] generic_file_read_iter+0xffd/0x29c0 [ 834.692981][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 834.699037][ C0] ? mark_held_locks+0xe0/0xe0 [ 834.703778][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 834.709576][ C0] ext4_file_read_iter+0x145/0x1b0 [ 834.714680][ C0] new_sync_read+0x418/0x6d0 [ 834.719374][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 834.724820][ C0] ? security_file_permission+0x8a/0x370 [ 834.730434][ C0] __vfs_read+0xc9/0x100 [ 834.734664][ C0] vfs_read+0x1ea/0x430 [ 834.738798][ C0] ksys_read+0x127/0x250 [ 834.743017][ C0] ? kernel_write+0x120/0x120 [ 834.747734][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 834.753440][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 834.759178][ C0] do_syscall_64+0xb7/0x580 [ 834.763672][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 834.769555][ C0] RIP: 0033:0x45a649 [ 834.773445][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 834.793024][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 834.801422][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 834.810067][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 834.818026][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 834.825987][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 834.833946][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 834.842081][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 834.850744][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 834.860802][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 834.867108][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 834.886695][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 834.895095][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 834.903044][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 834.911007][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 834.918970][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 834.926933][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 834.934886][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 834.943807][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 834.950377][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 834.958347][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 834.966320][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 834.974471][ C0] Call Trace: [ 834.977745][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 834.982844][ C0] ? lru_deactivate_fn+0x910/0x910 [ 834.987929][ C0] __lru_cache_add+0x1a0/0x260 [ 834.992689][ C0] wp_page_copy+0x904/0x19b0 [ 834.997256][ C0] ? follow_pfn+0x210/0x210 [ 835.001738][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 835.006564][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 835.011823][ C0] do_wp_page+0x2cd/0x1b40 [ 835.016215][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 835.021217][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 835.026563][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 835.031479][ C0] __handle_mm_fault+0x1415/0x2980 [ 835.036585][ C0] ? mark_held_locks+0xe0/0xe0 [ 835.041352][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 835.046908][ C0] ? find_held_lock+0x2d/0x110 [ 835.051668][ C0] ? handle_mm_fault+0x1d5/0x910 [ 835.056606][ C0] ? mark_held_locks+0x9f/0xe0 [ 835.061357][ C0] handle_mm_fault+0x2f1/0x910 [ 835.066118][ C0] __do_page_fault+0x62b/0xcc0 [ 835.070874][ C0] ? __do_page_fault+0xc70/0xcc0 [ 835.075791][ C0] page_fault+0x34/0x40 [ 835.079947][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 835.086529][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 835.106122][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 835.112172][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 835.120122][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 835.128075][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 835.136042][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 835.143992][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 835.151971][ C0] copyout+0x11c/0x140 [ 835.156019][ C0] copy_page_to_iter+0x406/0xdc0 [ 835.160936][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 835.166112][ C0] generic_file_read_iter+0xffd/0x29c0 [ 835.171551][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 835.177597][ C0] ? mark_held_locks+0xe0/0xe0 [ 835.182346][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 835.188222][ C0] ext4_file_read_iter+0x145/0x1b0 [ 835.193312][ C0] new_sync_read+0x418/0x6d0 [ 835.197878][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 835.203314][ C0] ? security_file_permission+0x8a/0x370 [ 835.208941][ C0] __vfs_read+0xc9/0x100 [ 835.213162][ C0] vfs_read+0x1ea/0x430 [ 835.217561][ C0] ksys_read+0x127/0x250 [ 835.221807][ C0] ? kernel_write+0x120/0x120 [ 835.226479][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 835.232180][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 835.237879][ C0] do_syscall_64+0xb7/0x580 [ 835.242363][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 835.248250][ C0] RIP: 0033:0x45a649 [ 835.252139][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 835.271733][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 835.280140][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 835.288290][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 835.296252][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 835.304203][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 835.312239][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 835.320264][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 835.329028][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 835.339096][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 835.344983][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 835.364569][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 835.372957][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 835.380909][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 835.388878][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 835.396860][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 835.404826][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 835.412778][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 835.421685][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 835.428252][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 835.436200][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 835.444148][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 835.452097][ C0] Call Trace: [ 835.455380][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 835.460468][ C0] ? lru_deactivate_fn+0x910/0x910 [ 835.465565][ C0] __lru_cache_add+0x1a0/0x260 [ 835.470324][ C0] wp_page_copy+0x904/0x19b0 [ 835.474907][ C0] ? follow_pfn+0x210/0x210 [ 835.479387][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 835.484210][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 835.489468][ C0] do_wp_page+0x2cd/0x1b40 [ 835.493873][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 835.498873][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 835.504219][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 835.509143][ C0] __handle_mm_fault+0x1415/0x2980 [ 835.514234][ C0] ? mark_held_locks+0xe0/0xe0 [ 835.518974][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 835.524506][ C0] ? find_held_lock+0x2d/0x110 [ 835.529245][ C0] ? handle_mm_fault+0x1d5/0x910 [ 835.534171][ C0] ? mark_held_locks+0x9f/0xe0 [ 835.538908][ C0] handle_mm_fault+0x2f1/0x910 [ 835.543649][ C0] __do_page_fault+0x62b/0xcc0 [ 835.548388][ C0] ? __do_page_fault+0xc70/0xcc0 [ 835.553302][ C0] page_fault+0x34/0x40 [ 835.557435][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 835.564012][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 835.583596][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 835.589699][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 835.597846][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 835.605848][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 835.613839][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 835.621884][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 835.629849][ C0] copyout+0x11c/0x140 [ 835.633909][ C0] copy_page_to_iter+0x406/0xdc0 [ 835.639362][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 835.644538][ C0] generic_file_read_iter+0xffd/0x29c0 [ 835.649988][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 835.656034][ C0] ? mark_held_locks+0xe0/0xe0 [ 835.660775][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 835.666574][ C0] ext4_file_read_iter+0x145/0x1b0 [ 835.671668][ C0] new_sync_read+0x418/0x6d0 [ 835.676250][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 835.681696][ C0] ? security_file_permission+0x8a/0x370 [ 835.687312][ C0] __vfs_read+0xc9/0x100 [ 835.691541][ C0] vfs_read+0x1ea/0x430 [ 835.695674][ C0] ksys_read+0x127/0x250 [ 835.699901][ C0] ? kernel_write+0x120/0x120 [ 835.704556][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 835.710264][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 835.715979][ C0] do_syscall_64+0xb7/0x580 [ 835.720483][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 835.726612][ C0] RIP: 0033:0x45a649 [ 835.731101][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 835.750691][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 835.759215][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 835.767181][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 835.775134][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 835.783097][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 835.791062][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 835.800597][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 835.809341][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 835.819385][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 835.825258][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 835.845052][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 835.853455][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 835.861418][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 835.869371][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 835.878027][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 835.885973][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 835.893927][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 835.902947][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 835.909521][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 835.917470][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 835.925442][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 835.933401][ C0] Call Trace: [ 835.936680][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 835.941771][ C0] ? lru_deactivate_fn+0x910/0x910 [ 835.946859][ C0] __lru_cache_add+0x1a0/0x260 [ 835.951602][ C0] wp_page_copy+0x904/0x19b0 [ 835.956171][ C0] ? follow_pfn+0x210/0x210 [ 835.960667][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 835.965498][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 835.970759][ C0] do_wp_page+0x2cd/0x1b40 [ 835.975154][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 835.980155][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 835.985514][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 835.990437][ C0] __handle_mm_fault+0x1415/0x2980 [ 835.995528][ C0] ? mark_held_locks+0xe0/0xe0 [ 836.000286][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 836.005816][ C0] ? find_held_lock+0x2d/0x110 [ 836.010558][ C0] ? handle_mm_fault+0x1d5/0x910 [ 836.015472][ C0] ? mark_held_locks+0x9f/0xe0 [ 836.020211][ C0] handle_mm_fault+0x2f1/0x910 [ 836.024953][ C0] __do_page_fault+0x62b/0xcc0 [ 836.029704][ C0] ? __do_page_fault+0xc70/0xcc0 [ 836.034617][ C0] page_fault+0x34/0x40 [ 836.038750][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 836.045318][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 836.064988][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 836.071049][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 836.079000][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 836.086969][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 836.094958][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 836.102916][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 836.110903][ C0] copyout+0x11c/0x140 [ 836.114957][ C0] copy_page_to_iter+0x406/0xdc0 [ 836.119933][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 836.125119][ C0] generic_file_read_iter+0xffd/0x29c0 [ 836.130572][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 836.136629][ C0] ? mark_held_locks+0xe0/0xe0 [ 836.141374][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 836.147163][ C0] ext4_file_read_iter+0x145/0x1b0 [ 836.152252][ C0] new_sync_read+0x418/0x6d0 [ 836.156819][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 836.162328][ C0] ? security_file_permission+0x8a/0x370 [ 836.167960][ C0] __vfs_read+0xc9/0x100 [ 836.172191][ C0] vfs_read+0x1ea/0x430 [ 836.176328][ C0] ksys_read+0x127/0x250 [ 836.180550][ C0] ? kernel_write+0x120/0x120 [ 836.185343][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 836.191051][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 836.196754][ C0] do_syscall_64+0xb7/0x580 [ 836.201265][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 836.207184][ C0] RIP: 0033:0x45a649 [ 836.211065][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 836.230651][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 836.239053][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 836.247013][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 836.254985][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 836.262943][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 836.270909][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 836.278981][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 836.287645][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 836.297712][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 836.303601][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 836.323371][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 836.332049][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 836.340018][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 836.348460][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 836.356426][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 836.364421][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 836.372388][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 836.381312][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 836.387896][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 836.395865][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 836.403830][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 836.411839][ C0] Call Trace: [ 836.415124][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 836.420239][ C0] ? lru_deactivate_fn+0x910/0x910 [ 836.425372][ C0] __lru_cache_add+0x1a0/0x260 [ 836.430249][ C0] wp_page_copy+0x904/0x19b0 [ 836.434852][ C0] ? follow_pfn+0x210/0x210 [ 836.439337][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 836.444190][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 836.449473][ C0] do_wp_page+0x2cd/0x1b40 [ 836.454011][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 836.459032][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 836.464747][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 836.469685][ C0] __handle_mm_fault+0x1415/0x2980 [ 836.474856][ C0] ? mark_held_locks+0xe0/0xe0 [ 836.479618][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 836.485423][ C0] ? find_held_lock+0x2d/0x110 [ 836.490176][ C0] ? handle_mm_fault+0x1d5/0x910 [ 836.495233][ C0] ? mark_held_locks+0x9f/0xe0 [ 836.499995][ C0] handle_mm_fault+0x2f1/0x910 [ 836.504880][ C0] __do_page_fault+0x62b/0xcc0 [ 836.509628][ C0] ? __do_page_fault+0xc70/0xcc0 [ 836.514597][ C0] page_fault+0x34/0x40 [ 836.518742][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 836.525327][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 836.545056][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 836.551107][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 836.559067][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 836.567032][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 836.574981][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 836.582930][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 836.591329][ C0] copyout+0x11c/0x140 [ 836.595377][ C0] copy_page_to_iter+0x406/0xdc0 [ 836.600294][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 836.605484][ C0] generic_file_read_iter+0xffd/0x29c0 [ 836.610923][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 836.616967][ C0] ? mark_held_locks+0xe0/0xe0 [ 836.621813][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 836.627595][ C0] ext4_file_read_iter+0x145/0x1b0 [ 836.632682][ C0] new_sync_read+0x418/0x6d0 [ 836.637247][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 836.642691][ C0] ? security_file_permission+0x8a/0x370 [ 836.648308][ C0] __vfs_read+0xc9/0x100 [ 836.652536][ C0] vfs_read+0x1ea/0x430 [ 836.656669][ C0] ksys_read+0x127/0x250 [ 836.661039][ C0] ? kernel_write+0x120/0x120 [ 836.665700][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 836.671408][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 836.677120][ C0] do_syscall_64+0xb7/0x580 [ 836.681624][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 836.687569][ C0] RIP: 0033:0x45a649 [ 836.691457][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 836.711057][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 836.719463][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 836.727422][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 836.735380][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 836.743422][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 836.751407][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 836.759454][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 836.768105][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 836.778174][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 836.784142][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 836.803737][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 836.812273][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 836.820243][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 836.828232][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 836.836185][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 836.844444][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 836.852397][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 836.861315][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 836.867878][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 836.875826][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 836.883776][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 836.891737][ C0] Call Trace: [ 836.895023][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 836.900116][ C0] ? lru_deactivate_fn+0x910/0x910 [ 836.905205][ C0] __lru_cache_add+0x1a0/0x260 [ 836.910035][ C0] wp_page_copy+0x904/0x19b0 [ 836.914602][ C0] ? follow_pfn+0x210/0x210 [ 836.919080][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 836.923905][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 836.929185][ C0] do_wp_page+0x2cd/0x1b40 [ 836.933588][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 836.938591][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 836.943960][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 836.948878][ C0] __handle_mm_fault+0x1415/0x2980 [ 836.953989][ C0] ? mark_held_locks+0xe0/0xe0 [ 836.958730][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 836.964252][ C0] ? find_held_lock+0x2d/0x110 [ 836.968992][ C0] ? handle_mm_fault+0x1d5/0x910 [ 836.973995][ C0] ? mark_held_locks+0x9f/0xe0 [ 836.978833][ C0] handle_mm_fault+0x2f1/0x910 [ 836.983608][ C0] __do_page_fault+0x62b/0xcc0 [ 836.988347][ C0] ? __do_page_fault+0xc70/0xcc0 [ 836.993263][ C0] page_fault+0x34/0x40 [ 836.997412][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 837.004000][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 837.023582][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 837.029625][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 837.037585][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 837.045548][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 837.053773][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 837.061731][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 837.069707][ C0] copyout+0x11c/0x140 [ 837.073757][ C0] copy_page_to_iter+0x406/0xdc0 [ 837.078673][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 837.083853][ C0] generic_file_read_iter+0xffd/0x29c0 [ 837.089307][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 837.095450][ C0] ? mark_held_locks+0xe0/0xe0 [ 837.100235][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 837.106073][ C0] ext4_file_read_iter+0x145/0x1b0 [ 837.111188][ C0] new_sync_read+0x418/0x6d0 [ 837.115898][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 837.121344][ C0] ? security_file_permission+0x8a/0x370 [ 837.126959][ C0] __vfs_read+0xc9/0x100 [ 837.131185][ C0] vfs_read+0x1ea/0x430 [ 837.135325][ C0] ksys_read+0x127/0x250 [ 837.139561][ C0] ? kernel_write+0x120/0x120 [ 837.144249][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 837.149961][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 837.155659][ C0] do_syscall_64+0xb7/0x580 [ 837.160143][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 837.166012][ C0] RIP: 0033:0x45a649 [ 837.169906][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 837.190487][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 837.198894][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 837.206850][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 837.214798][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 837.222763][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 837.230725][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 837.238742][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 837.247391][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 837.257436][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 837.263326][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 837.283026][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 837.291438][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 837.299405][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 837.307479][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 837.315451][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 837.323404][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 837.331360][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 837.340272][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 837.346848][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 837.354862][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 837.362819][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 837.370777][ C0] Call Trace: [ 837.374069][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 837.379172][ C0] ? lru_deactivate_fn+0x910/0x910 [ 837.384257][ C0] __lru_cache_add+0x1a0/0x260 [ 837.389000][ C0] wp_page_copy+0x904/0x19b0 [ 837.393567][ C0] ? follow_pfn+0x210/0x210 [ 837.398048][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 837.402873][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 837.408133][ C0] do_wp_page+0x2cd/0x1b40 [ 837.412524][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 837.417523][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 837.422869][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 837.427778][ C0] __handle_mm_fault+0x1415/0x2980 [ 837.432867][ C0] ? mark_held_locks+0xe0/0xe0 [ 837.437605][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 837.443125][ C0] ? find_held_lock+0x2d/0x110 [ 837.448062][ C0] ? handle_mm_fault+0x1d5/0x910 [ 837.452977][ C0] ? mark_held_locks+0x9f/0xe0 [ 837.457726][ C0] handle_mm_fault+0x2f1/0x910 [ 837.462484][ C0] __do_page_fault+0x62b/0xcc0 [ 837.467248][ C0] ? __do_page_fault+0xc70/0xcc0 [ 837.472176][ C0] page_fault+0x34/0x40 [ 837.476315][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 837.482933][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 837.502649][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 837.508712][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 837.516674][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 837.524632][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 837.532580][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 837.540543][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 837.548513][ C0] copyout+0x11c/0x140 [ 837.552605][ C0] copy_page_to_iter+0x406/0xdc0 [ 837.557524][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 837.562699][ C0] generic_file_read_iter+0xffd/0x29c0 [ 837.568164][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 837.574212][ C0] ? mark_held_locks+0xe0/0xe0 [ 837.578953][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 837.584746][ C0] ext4_file_read_iter+0x145/0x1b0 [ 837.589832][ C0] new_sync_read+0x418/0x6d0 [ 837.594573][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 837.600011][ C0] ? security_file_permission+0x8a/0x370 [ 837.605620][ C0] __vfs_read+0xc9/0x100 [ 837.609836][ C0] vfs_read+0x1ea/0x430 [ 837.613967][ C0] ksys_read+0x127/0x250 [ 837.618192][ C0] ? kernel_write+0x120/0x120 [ 837.622863][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 837.628620][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 837.634326][ C0] do_syscall_64+0xb7/0x580 [ 837.638848][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 837.644743][ C0] RIP: 0033:0x45a649 [ 837.648633][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 837.668215][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 837.676602][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 837.684558][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 837.692508][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 837.700470][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 837.708420][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 837.716443][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 837.725087][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 837.735236][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 837.741145][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 837.761202][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 837.769601][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 837.777553][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 837.785523][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 837.793703][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 837.801743][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 837.809710][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 837.819668][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 837.826230][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 837.834459][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 837.842432][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 837.850394][ C0] Call Trace: [ 837.853672][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 837.858763][ C0] ? lru_deactivate_fn+0x910/0x910 [ 837.863851][ C0] __lru_cache_add+0x1a0/0x260 [ 837.868617][ C0] wp_page_copy+0x904/0x19b0 [ 837.873182][ C0] ? follow_pfn+0x210/0x210 [ 837.877659][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 837.882482][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 837.887739][ C0] do_wp_page+0x2cd/0x1b40 [ 837.892134][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 837.897143][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 837.902499][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 837.907411][ C0] __handle_mm_fault+0x1415/0x2980 [ 837.912498][ C0] ? mark_held_locks+0xe0/0xe0 [ 837.917246][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 837.922780][ C0] ? find_held_lock+0x2d/0x110 [ 837.927515][ C0] ? handle_mm_fault+0x1d5/0x910 [ 837.932429][ C0] ? mark_held_locks+0x9f/0xe0 [ 837.937163][ C0] handle_mm_fault+0x2f1/0x910 [ 837.941900][ C0] __do_page_fault+0x62b/0xcc0 [ 837.946635][ C0] ? __do_page_fault+0xc70/0xcc0 [ 837.951556][ C0] page_fault+0x34/0x40 [ 837.955690][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 837.962345][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 837.983672][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 837.989713][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 837.997660][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 838.005605][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 838.014681][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 838.024627][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 838.032582][ C0] copyout+0x11c/0x140 [ 838.036627][ C0] copy_page_to_iter+0x406/0xdc0 [ 838.041540][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 838.046747][ C0] generic_file_read_iter+0xffd/0x29c0 [ 838.052203][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 838.058253][ C0] ? mark_held_locks+0xe0/0xe0 [ 838.062993][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 838.068772][ C0] ext4_file_read_iter+0x145/0x1b0 [ 838.073877][ C0] new_sync_read+0x418/0x6d0 [ 838.078482][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 838.083959][ C0] ? security_file_permission+0x8a/0x370 [ 838.089585][ C0] __vfs_read+0xc9/0x100 [ 838.093814][ C0] vfs_read+0x1ea/0x430 [ 838.097962][ C0] ksys_read+0x127/0x250 [ 838.102204][ C0] ? kernel_write+0x120/0x120 [ 838.106866][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 838.112566][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 838.119143][ C0] do_syscall_64+0xb7/0x580 [ 838.123649][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 838.129517][ C0] RIP: 0033:0x45a649 [ 838.133398][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 838.152976][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 838.161362][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 838.169308][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 838.177261][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 838.185208][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 838.193159][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 838.201208][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 838.209863][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.219932][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 838.225813][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 838.245752][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 838.254157][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 838.262119][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 838.270208][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 838.278175][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 838.286129][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 838.294090][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 838.303272][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 838.309833][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 838.317780][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 838.325737][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 838.333681][ C0] Call Trace: [ 838.336955][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 838.342044][ C0] ? lru_deactivate_fn+0x910/0x910 [ 838.347128][ C0] __lru_cache_add+0x1a0/0x260 [ 838.351867][ C0] wp_page_copy+0x904/0x19b0 [ 838.356432][ C0] ? follow_pfn+0x210/0x210 [ 838.360911][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 838.365737][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 838.370995][ C0] do_wp_page+0x2cd/0x1b40 [ 838.375388][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 838.380396][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 838.385772][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 838.390696][ C0] __handle_mm_fault+0x1415/0x2980 [ 838.395785][ C0] ? mark_held_locks+0xe0/0xe0 [ 838.400610][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 838.406129][ C0] ? find_held_lock+0x2d/0x110 [ 838.410866][ C0] ? handle_mm_fault+0x1d5/0x910 [ 838.415781][ C0] ? mark_held_locks+0x9f/0xe0 [ 838.420519][ C0] handle_mm_fault+0x2f1/0x910 [ 838.425289][ C0] __do_page_fault+0x62b/0xcc0 [ 838.430048][ C0] ? __do_page_fault+0xc70/0xcc0 [ 838.434970][ C0] page_fault+0x34/0x40 [ 838.439145][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 838.445716][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 838.465295][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 838.471337][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 838.479288][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 838.487330][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 838.495369][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 838.503315][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 838.511280][ C0] copyout+0x11c/0x140 [ 838.515335][ C0] copy_page_to_iter+0x406/0xdc0 [ 838.520246][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 838.525420][ C0] generic_file_read_iter+0xffd/0x29c0 [ 838.530856][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 838.536906][ C0] ? mark_held_locks+0xe0/0xe0 [ 838.541733][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 838.547514][ C0] ext4_file_read_iter+0x145/0x1b0 [ 838.552602][ C0] new_sync_read+0x418/0x6d0 [ 838.557182][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 838.562631][ C0] ? security_file_permission+0x8a/0x370 [ 838.568247][ C0] __vfs_read+0xc9/0x100 [ 838.572815][ C0] vfs_read+0x1ea/0x430 [ 838.576948][ C0] ksys_read+0x127/0x250 [ 838.581174][ C0] ? kernel_write+0x120/0x120 [ 838.585832][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 838.591525][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 838.597219][ C0] do_syscall_64+0xb7/0x580 [ 838.601701][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 838.607569][ C0] RIP: 0033:0x45a649 [ 838.611445][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 838.631114][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 838.639500][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 838.647621][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 838.655564][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 838.663692][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 838.671642][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 838.679670][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 838.688311][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 838.698533][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 838.704406][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 838.724781][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 838.733175][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 838.741128][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 838.749082][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 838.757029][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 838.765073][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 838.773039][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 838.781963][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 838.788522][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 838.796480][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 838.804435][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 838.812392][ C0] Call Trace: [ 838.815671][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 838.820784][ C0] ? lru_deactivate_fn+0x910/0x910 [ 838.825890][ C0] __lru_cache_add+0x1a0/0x260 [ 838.830640][ C0] wp_page_copy+0x904/0x19b0 [ 838.835222][ C0] ? follow_pfn+0x210/0x210 [ 838.839711][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 838.844536][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 838.849793][ C0] do_wp_page+0x2cd/0x1b40 [ 838.854183][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 838.859189][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 838.864546][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 838.869473][ C0] __handle_mm_fault+0x1415/0x2980 [ 838.874573][ C0] ? mark_held_locks+0xe0/0xe0 [ 838.879317][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 838.885184][ C0] ? find_held_lock+0x2d/0x110 [ 838.889922][ C0] ? handle_mm_fault+0x1d5/0x910 [ 838.894836][ C0] ? mark_held_locks+0x9f/0xe0 [ 838.899583][ C0] handle_mm_fault+0x2f1/0x910 [ 838.904325][ C0] __do_page_fault+0x62b/0xcc0 [ 838.909241][ C0] ? __do_page_fault+0xc70/0xcc0 [ 838.914152][ C0] page_fault+0x34/0x40 [ 838.918301][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 838.924865][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 838.944881][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 838.950923][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 838.958872][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 838.966824][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 838.974771][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 838.982717][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 838.990675][ C0] copyout+0x11c/0x140 [ 838.994739][ C0] copy_page_to_iter+0x406/0xdc0 [ 838.999654][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 839.004835][ C0] generic_file_read_iter+0xffd/0x29c0 [ 839.010280][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 839.016321][ C0] ? mark_held_locks+0xe0/0xe0 [ 839.021062][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 839.026852][ C0] ext4_file_read_iter+0x145/0x1b0 [ 839.032023][ C0] new_sync_read+0x418/0x6d0 [ 839.036587][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 839.042192][ C0] ? security_file_permission+0x8a/0x370 [ 839.047797][ C0] __vfs_read+0xc9/0x100 [ 839.052017][ C0] vfs_read+0x1ea/0x430 [ 839.056844][ C0] ksys_read+0x127/0x250 [ 839.061062][ C0] ? kernel_write+0x120/0x120 [ 839.065713][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 839.071409][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 839.077107][ C0] do_syscall_64+0xb7/0x580 [ 839.081602][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 839.087498][ C0] RIP: 0033:0x45a649 [ 839.091383][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 839.110988][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 839.119383][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 839.127330][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 839.135293][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 839.143238][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 839.151208][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 839.159222][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 839.167864][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.179837][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 839.185708][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 839.205643][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 839.214116][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 839.222064][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 839.230016][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 839.238226][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 839.246182][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 839.254131][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 839.263157][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 839.269724][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 839.277684][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 839.285651][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 839.293944][ C0] Call Trace: [ 839.297224][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 839.302311][ C0] ? lru_deactivate_fn+0x910/0x910 [ 839.307395][ C0] __lru_cache_add+0x1a0/0x260 [ 839.312135][ C0] wp_page_copy+0x904/0x19b0 [ 839.316718][ C0] ? follow_pfn+0x210/0x210 [ 839.321219][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 839.326069][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 839.331338][ C0] do_wp_page+0x2cd/0x1b40 [ 839.335862][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 839.340873][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 839.346238][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 839.351156][ C0] __handle_mm_fault+0x1415/0x2980 [ 839.356254][ C0] ? mark_held_locks+0xe0/0xe0 [ 839.360996][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 839.366518][ C0] ? find_held_lock+0x2d/0x110 [ 839.371256][ C0] ? handle_mm_fault+0x1d5/0x910 [ 839.376181][ C0] ? mark_held_locks+0x9f/0xe0 [ 839.381099][ C0] handle_mm_fault+0x2f1/0x910 [ 839.385852][ C0] __do_page_fault+0x62b/0xcc0 [ 839.390591][ C0] ? __do_page_fault+0xc70/0xcc0 [ 839.395507][ C0] page_fault+0x34/0x40 [ 839.399640][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 839.406205][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 839.425871][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 839.431913][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 839.439870][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 839.447826][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 839.456306][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 839.464777][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 839.472732][ C0] copyout+0x11c/0x140 [ 839.476774][ C0] copy_page_to_iter+0x406/0xdc0 [ 839.481689][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 839.486873][ C0] generic_file_read_iter+0xffd/0x29c0 [ 839.493610][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 839.499648][ C0] ? mark_held_locks+0xe0/0xe0 [ 839.504385][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 839.510181][ C0] ext4_file_read_iter+0x145/0x1b0 [ 839.515268][ C0] new_sync_read+0x418/0x6d0 [ 839.519831][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 839.525264][ C0] ? security_file_permission+0x8a/0x370 [ 839.530872][ C0] __vfs_read+0xc9/0x100 [ 839.535111][ C0] vfs_read+0x1ea/0x430 [ 839.539288][ C0] ksys_read+0x127/0x250 [ 839.543521][ C0] ? kernel_write+0x120/0x120 [ 839.548179][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 839.554572][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 839.560276][ C0] do_syscall_64+0xb7/0x580 [ 839.564757][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 839.570623][ C0] RIP: 0033:0x45a649 [ 839.574497][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 839.595462][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 839.603847][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 839.611794][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 839.619739][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 839.627686][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 839.635632][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 839.643663][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 839.652317][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 839.662355][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 839.668229][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 839.687904][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 839.696293][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 839.704240][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 839.712185][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 839.720130][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 839.728109][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 839.736058][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 839.744975][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 839.751534][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 839.759482][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 839.767426][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 839.775394][ C0] Call Trace: [ 839.778662][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 839.783757][ C0] ? lru_deactivate_fn+0x910/0x910 [ 839.789271][ C0] __lru_cache_add+0x1a0/0x260 [ 839.794094][ C0] wp_page_copy+0x904/0x19b0 [ 839.798667][ C0] ? follow_pfn+0x210/0x210 [ 839.803151][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 839.807976][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 839.813242][ C0] do_wp_page+0x2cd/0x1b40 [ 839.817638][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 839.822637][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 839.827979][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 839.832903][ C0] __handle_mm_fault+0x1415/0x2980 [ 839.837996][ C0] ? mark_held_locks+0xe0/0xe0 [ 839.842733][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 839.848249][ C0] ? find_held_lock+0x2d/0x110 [ 839.852994][ C0] ? handle_mm_fault+0x1d5/0x910 [ 839.857913][ C0] ? mark_held_locks+0x9f/0xe0 [ 839.862650][ C0] handle_mm_fault+0x2f1/0x910 [ 839.867388][ C0] __do_page_fault+0x62b/0xcc0 [ 839.872125][ C0] ? __do_page_fault+0xc70/0xcc0 [ 839.877036][ C0] page_fault+0x34/0x40 [ 839.881184][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 839.887767][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 839.907450][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 839.913939][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 839.921907][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 839.930029][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 839.937988][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 839.945941][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 839.953914][ C0] copyout+0x11c/0x140 [ 839.957965][ C0] copy_page_to_iter+0x406/0xdc0 [ 839.962877][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 839.968051][ C0] generic_file_read_iter+0xffd/0x29c0 [ 839.973486][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 839.979534][ C0] ? mark_held_locks+0xe0/0xe0 [ 839.984282][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 839.990069][ C0] ext4_file_read_iter+0x145/0x1b0 [ 839.995164][ C0] new_sync_read+0x418/0x6d0 [ 839.999730][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 840.005184][ C0] ? security_file_permission+0x8a/0x370 [ 840.010792][ C0] __vfs_read+0xc9/0x100 [ 840.015010][ C0] vfs_read+0x1ea/0x430 [ 840.019140][ C0] ksys_read+0x127/0x250 [ 840.023369][ C0] ? kernel_write+0x120/0x120 [ 840.028024][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 840.033720][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 840.040030][ C0] do_syscall_64+0xb7/0x580 [ 840.044521][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 840.050390][ C0] RIP: 0033:0x45a649 [ 840.054277][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 840.073855][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 840.082240][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 840.090210][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 840.098176][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 840.106158][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 840.114154][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 840.122188][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 840.130844][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 840.140980][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 840.146853][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 840.166439][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 840.174829][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 840.182785][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 840.190909][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 840.198865][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 840.206820][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 840.214767][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 840.223686][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 840.230269][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 840.238328][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 840.246396][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 840.254356][ C0] Call Trace: [ 840.257645][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 840.262746][ C0] ? lru_deactivate_fn+0x910/0x910 [ 840.267837][ C0] __lru_cache_add+0x1a0/0x260 [ 840.272748][ C0] wp_page_copy+0x904/0x19b0 [ 840.277320][ C0] ? follow_pfn+0x210/0x210 [ 840.281804][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 840.286653][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 840.291924][ C0] do_wp_page+0x2cd/0x1b40 [ 840.296325][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 840.301327][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 840.306684][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 840.311608][ C0] __handle_mm_fault+0x1415/0x2980 [ 840.316696][ C0] ? mark_held_locks+0xe0/0xe0 [ 840.321456][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 840.327007][ C0] ? find_held_lock+0x2d/0x110 [ 840.331751][ C0] ? handle_mm_fault+0x1d5/0x910 [ 840.336681][ C0] ? mark_held_locks+0x9f/0xe0 [ 840.341428][ C0] handle_mm_fault+0x2f1/0x910 [ 840.346178][ C0] __do_page_fault+0x62b/0xcc0 [ 840.350924][ C0] ? __do_page_fault+0xc70/0xcc0 [ 840.355848][ C0] page_fault+0x34/0x40 [ 840.359986][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 840.366554][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 840.386379][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 840.392428][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 840.400396][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 840.408350][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 840.416298][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 840.424249][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 840.432210][ C0] copyout+0x11c/0x140 [ 840.436253][ C0] copy_page_to_iter+0x406/0xdc0 [ 840.441165][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 840.446344][ C0] generic_file_read_iter+0xffd/0x29c0 [ 840.451778][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 840.457878][ C0] ? mark_held_locks+0xe0/0xe0 [ 840.462614][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 840.468392][ C0] ext4_file_read_iter+0x145/0x1b0 [ 840.473475][ C0] new_sync_read+0x418/0x6d0 [ 840.478060][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 840.483500][ C0] ? security_file_permission+0x8a/0x370 [ 840.489204][ C0] __vfs_read+0xc9/0x100 [ 840.493521][ C0] vfs_read+0x1ea/0x430 [ 840.497674][ C0] ksys_read+0x127/0x250 [ 840.501900][ C0] ? kernel_write+0x120/0x120 [ 840.506557][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 840.512267][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 840.517965][ C0] do_syscall_64+0xb7/0x580 [ 840.522450][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 840.528326][ C0] RIP: 0033:0x45a649 [ 840.532201][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 840.551864][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 840.560256][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 840.568208][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 840.576153][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 840.584102][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 840.592052][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 840.600135][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 840.608779][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 840.618819][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 840.624689][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 840.644266][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 840.652659][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 840.661040][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 840.668988][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 840.677106][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 840.685051][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 840.693009][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 840.701936][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 840.708508][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 840.716467][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 840.724422][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 840.732367][ C0] Call Trace: [ 840.735638][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 840.740726][ C0] ? lru_deactivate_fn+0x910/0x910 [ 840.745810][ C0] __lru_cache_add+0x1a0/0x260 [ 840.750554][ C0] wp_page_copy+0x904/0x19b0 [ 840.755120][ C0] ? follow_pfn+0x210/0x210 [ 840.759619][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 840.764444][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 840.769702][ C0] do_wp_page+0x2cd/0x1b40 [ 840.774180][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 840.779175][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 840.784527][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 840.789698][ C0] __handle_mm_fault+0x1415/0x2980 [ 840.794788][ C0] ? mark_held_locks+0xe0/0xe0 [ 840.799525][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 840.805057][ C0] ? find_held_lock+0x2d/0x110 [ 840.809813][ C0] ? handle_mm_fault+0x1d5/0x910 [ 840.814728][ C0] ? mark_held_locks+0x9f/0xe0 [ 840.819568][ C0] handle_mm_fault+0x2f1/0x910 [ 840.824309][ C0] __do_page_fault+0x62b/0xcc0 [ 840.829046][ C0] ? __do_page_fault+0xc70/0xcc0 [ 840.833959][ C0] page_fault+0x34/0x40 [ 840.838096][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 840.844674][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 840.864250][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 840.870301][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 840.878260][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 840.886205][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 840.894240][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 840.902212][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 840.910173][ C0] copyout+0x11c/0x140 [ 840.914236][ C0] copy_page_to_iter+0x406/0xdc0 [ 840.919162][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 840.924348][ C0] generic_file_read_iter+0xffd/0x29c0 [ 840.929792][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 840.935835][ C0] ? mark_held_locks+0xe0/0xe0 [ 840.940575][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 840.946361][ C0] ext4_file_read_iter+0x145/0x1b0 [ 840.951465][ C0] new_sync_read+0x418/0x6d0 [ 840.956053][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 840.961509][ C0] ? security_file_permission+0x8a/0x370 [ 840.967130][ C0] __vfs_read+0xc9/0x100 [ 840.971359][ C0] vfs_read+0x1ea/0x430 [ 840.975499][ C0] ksys_read+0x127/0x250 [ 840.979784][ C0] ? kernel_write+0x120/0x120 [ 840.984438][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 840.990182][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 840.995901][ C0] do_syscall_64+0xb7/0x580 [ 841.000394][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 841.006264][ C0] RIP: 0033:0x45a649 [ 841.010138][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 841.029730][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 841.038128][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 841.046076][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 841.054023][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 841.061972][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 841.069919][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 841.077936][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 841.086582][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 841.096650][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 841.102533][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 841.122131][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 841.130520][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 841.138480][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 841.146424][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 841.154458][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 841.162406][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 841.170358][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 841.179262][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 841.185839][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 841.193800][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 841.201889][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 841.209870][ C0] Call Trace: [ 841.213156][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 841.218243][ C0] ? lru_deactivate_fn+0x910/0x910 [ 841.223385][ C0] __lru_cache_add+0x1a0/0x260 [ 841.228194][ C0] wp_page_copy+0x904/0x19b0 [ 841.232773][ C0] ? follow_pfn+0x210/0x210 [ 841.237294][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 841.242118][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 841.247374][ C0] do_wp_page+0x2cd/0x1b40 [ 841.251776][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 841.256778][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 841.262165][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 841.267078][ C0] __handle_mm_fault+0x1415/0x2980 [ 841.272172][ C0] ? mark_held_locks+0xe0/0xe0 [ 841.277026][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 841.282552][ C0] ? find_held_lock+0x2d/0x110 [ 841.287303][ C0] ? handle_mm_fault+0x1d5/0x910 [ 841.292226][ C0] ? mark_held_locks+0x9f/0xe0 [ 841.296976][ C0] handle_mm_fault+0x2f1/0x910 [ 841.301725][ C0] __do_page_fault+0x62b/0xcc0 [ 841.306477][ C0] ? __do_page_fault+0xc70/0xcc0 [ 841.311391][ C0] page_fault+0x34/0x40 [ 841.315531][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 841.322093][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 841.341688][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 841.347741][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 841.355688][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 841.363652][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 841.371600][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 841.379548][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 841.387509][ C0] copyout+0x11c/0x140 [ 841.391556][ C0] copy_page_to_iter+0x406/0xdc0 [ 841.396488][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 841.401661][ C0] generic_file_read_iter+0xffd/0x29c0 [ 841.407104][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 841.413145][ C0] ? mark_held_locks+0xe0/0xe0 [ 841.417908][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 841.423689][ C0] ext4_file_read_iter+0x145/0x1b0 [ 841.428774][ C0] new_sync_read+0x418/0x6d0 [ 841.433336][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 841.438766][ C0] ? security_file_permission+0x8a/0x370 [ 841.444379][ C0] __vfs_read+0xc9/0x100 [ 841.448595][ C0] vfs_read+0x1ea/0x430 [ 841.452727][ C0] ksys_read+0x127/0x250 [ 841.456968][ C0] ? kernel_write+0x120/0x120 [ 841.461645][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 841.467368][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 841.473075][ C0] do_syscall_64+0xb7/0x580 [ 841.477567][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 841.483444][ C0] RIP: 0033:0x45a649 [ 841.487320][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 841.506996][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 841.515393][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 841.523342][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 841.531289][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 841.539247][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 841.547194][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 841.555217][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 841.563861][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 841.573907][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 841.580562][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 841.600154][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 841.608551][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 841.616503][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 841.624935][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 841.632904][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 841.640863][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 841.648813][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 841.657717][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 841.664277][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 841.672227][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 841.680180][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 841.688134][ C0] Call Trace: [ 841.691408][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 841.696504][ C0] ? lru_deactivate_fn+0x910/0x910 [ 841.701589][ C0] __lru_cache_add+0x1a0/0x260 [ 841.706328][ C0] wp_page_copy+0x904/0x19b0 [ 841.710894][ C0] ? follow_pfn+0x210/0x210 [ 841.715373][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 841.720197][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 841.725455][ C0] do_wp_page+0x2cd/0x1b40 [ 841.729861][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 841.734862][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 841.740214][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 841.745126][ C0] __handle_mm_fault+0x1415/0x2980 [ 841.750211][ C0] ? mark_held_locks+0xe0/0xe0 [ 841.754959][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 841.760477][ C0] ? find_held_lock+0x2d/0x110 [ 841.765214][ C0] ? handle_mm_fault+0x1d5/0x910 [ 841.770133][ C0] ? mark_held_locks+0x9f/0xe0 [ 841.774871][ C0] handle_mm_fault+0x2f1/0x910 [ 841.779618][ C0] __do_page_fault+0x62b/0xcc0 [ 841.784353][ C0] ? __do_page_fault+0xc70/0xcc0 [ 841.789265][ C0] page_fault+0x34/0x40 [ 841.793395][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 841.799961][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 841.819540][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 841.826103][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 841.834049][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 841.841995][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 841.850059][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 841.858029][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 841.865998][ C0] copyout+0x11c/0x140 [ 841.870046][ C0] copy_page_to_iter+0x406/0xdc0 [ 841.874960][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 841.880134][ C0] generic_file_read_iter+0xffd/0x29c0 [ 841.885570][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 841.891613][ C0] ? mark_held_locks+0xe0/0xe0 [ 841.896353][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 841.902743][ C0] ext4_file_read_iter+0x145/0x1b0 [ 841.907888][ C0] new_sync_read+0x418/0x6d0 [ 841.912491][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 841.917925][ C0] ? security_file_permission+0x8a/0x370 [ 841.923540][ C0] __vfs_read+0xc9/0x100 [ 841.927756][ C0] vfs_read+0x1ea/0x430 [ 841.931901][ C0] ksys_read+0x127/0x250 [ 841.936116][ C0] ? kernel_write+0x120/0x120 [ 841.940768][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 841.946470][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 841.952248][ C0] do_syscall_64+0xb7/0x580 [ 841.956736][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 841.963035][ C0] RIP: 0033:0x45a649 [ 841.966916][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 841.986492][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 841.994892][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 842.002837][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 842.010784][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 842.018919][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 842.026883][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 842.034961][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 842.043737][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 842.053780][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 842.059757][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 842.079337][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 842.087722][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 842.095668][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 842.103625][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 842.111699][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 842.120794][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 842.128748][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 842.137668][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 842.144231][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 842.152178][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 842.160216][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 842.168161][ C0] Call Trace: [ 842.171438][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 842.176528][ C0] ? lru_deactivate_fn+0x910/0x910 [ 842.181624][ C0] __lru_cache_add+0x1a0/0x260 [ 842.186376][ C0] wp_page_copy+0x904/0x19b0 [ 842.190952][ C0] ? follow_pfn+0x210/0x210 [ 842.195442][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 842.200266][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 842.205534][ C0] do_wp_page+0x2cd/0x1b40 [ 842.209930][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 842.214930][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 842.220278][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 842.225276][ C0] __handle_mm_fault+0x1415/0x2980 [ 842.230363][ C0] ? mark_held_locks+0xe0/0xe0 [ 842.235104][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 842.240625][ C0] ? find_held_lock+0x2d/0x110 [ 842.245366][ C0] ? handle_mm_fault+0x1d5/0x910 [ 842.250283][ C0] ? mark_held_locks+0x9f/0xe0 [ 842.255111][ C0] handle_mm_fault+0x2f1/0x910 [ 842.259870][ C0] __do_page_fault+0x62b/0xcc0 [ 842.264637][ C0] ? __do_page_fault+0xc70/0xcc0 [ 842.269567][ C0] page_fault+0x34/0x40 [ 842.273710][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 842.280280][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 842.299881][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 842.305930][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 842.313875][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 842.321835][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 842.329801][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 842.337754][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 842.345749][ C0] copyout+0x11c/0x140 [ 842.349803][ C0] copy_page_to_iter+0x406/0xdc0 [ 842.354716][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 842.359896][ C0] generic_file_read_iter+0xffd/0x29c0 [ 842.365342][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 842.371394][ C0] ? mark_held_locks+0xe0/0xe0 [ 842.376134][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 842.381919][ C0] ext4_file_read_iter+0x145/0x1b0 [ 842.387005][ C0] new_sync_read+0x418/0x6d0 [ 842.391580][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 842.397016][ C0] ? security_file_permission+0x8a/0x370 [ 842.402626][ C0] __vfs_read+0xc9/0x100 [ 842.406842][ C0] vfs_read+0x1ea/0x430 [ 842.410976][ C0] ksys_read+0x127/0x250 [ 842.415193][ C0] ? kernel_write+0x120/0x120 [ 842.419868][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 842.425570][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 842.431263][ C0] do_syscall_64+0xb7/0x580 [ 842.435742][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 842.441620][ C0] RIP: 0033:0x45a649 [ 842.445493][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 842.465072][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 842.473456][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 842.481439][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 842.489411][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 842.497405][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 842.505474][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 842.513505][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 842.522169][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 842.532221][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 842.538103][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 842.557740][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 842.566140][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 842.574131][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 842.582080][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 842.590030][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 842.597976][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 842.605929][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 842.614853][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 842.621424][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 842.629381][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 842.637340][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 842.645408][ C0] Call Trace: [ 842.648698][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 842.653790][ C0] ? lru_deactivate_fn+0x910/0x910 [ 842.658877][ C0] __lru_cache_add+0x1a0/0x260 [ 842.663618][ C0] wp_page_copy+0x904/0x19b0 [ 842.668214][ C0] ? follow_pfn+0x210/0x210 [ 842.672694][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 842.677872][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 842.683130][ C0] do_wp_page+0x2cd/0x1b40 [ 842.687528][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 842.692525][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 842.697882][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 842.702792][ C0] __handle_mm_fault+0x1415/0x2980 [ 842.707887][ C0] ? mark_held_locks+0xe0/0xe0 [ 842.712639][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 842.718179][ C0] ? find_held_lock+0x2d/0x110 [ 842.722972][ C0] ? handle_mm_fault+0x1d5/0x910 [ 842.727910][ C0] ? mark_held_locks+0x9f/0xe0 [ 842.732651][ C0] handle_mm_fault+0x2f1/0x910 [ 842.737396][ C0] __do_page_fault+0x62b/0xcc0 [ 842.742165][ C0] ? __do_page_fault+0xc70/0xcc0 [ 842.747166][ C0] page_fault+0x34/0x40 [ 842.751324][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 842.758163][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 842.777797][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 842.783896][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 842.791862][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 842.799944][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 842.807903][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 842.815890][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 842.823904][ C0] copyout+0x11c/0x140 [ 842.827968][ C0] copy_page_to_iter+0x406/0xdc0 [ 842.832906][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 842.838086][ C0] generic_file_read_iter+0xffd/0x29c0 [ 842.843541][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 842.849605][ C0] ? mark_held_locks+0xe0/0xe0 [ 842.854349][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 842.860351][ C0] ext4_file_read_iter+0x145/0x1b0 [ 842.865448][ C0] new_sync_read+0x418/0x6d0 [ 842.870029][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 842.875481][ C0] ? security_file_permission+0x8a/0x370 [ 842.881103][ C0] __vfs_read+0xc9/0x100 [ 842.885343][ C0] vfs_read+0x1ea/0x430 [ 842.889476][ C0] ksys_read+0x127/0x250 [ 842.893732][ C0] ? kernel_write+0x120/0x120 [ 842.898386][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 842.904091][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 842.909798][ C0] do_syscall_64+0xb7/0x580 [ 842.914296][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 842.920164][ C0] RIP: 0033:0x45a649 [ 842.924039][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 842.943747][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 842.952134][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 842.960091][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 842.968092][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 842.976048][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 842.984007][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 842.992031][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 843.000680][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.010736][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 843.016756][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 843.036351][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 843.044751][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 843.052807][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 843.060767][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 843.068734][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 843.076750][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 843.084802][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 843.095051][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 843.101628][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 843.109593][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 843.117567][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 843.125639][ C0] Call Trace: [ 843.128915][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 843.134056][ C0] ? lru_deactivate_fn+0x910/0x910 [ 843.139156][ C0] __lru_cache_add+0x1a0/0x260 [ 843.143937][ C0] wp_page_copy+0x904/0x19b0 [ 843.148541][ C0] ? follow_pfn+0x210/0x210 [ 843.153023][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 843.157849][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 843.163121][ C0] do_wp_page+0x2cd/0x1b40 [ 843.167659][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 843.172666][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 843.178075][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 843.183014][ C0] __handle_mm_fault+0x1415/0x2980 [ 843.188115][ C0] ? mark_held_locks+0xe0/0xe0 [ 843.192859][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 843.198390][ C0] ? find_held_lock+0x2d/0x110 [ 843.203152][ C0] ? handle_mm_fault+0x1d5/0x910 [ 843.208072][ C0] ? mark_held_locks+0x9f/0xe0 [ 843.212810][ C0] handle_mm_fault+0x2f1/0x910 [ 843.217560][ C0] __do_page_fault+0x62b/0xcc0 [ 843.222308][ C0] ? __do_page_fault+0xc70/0xcc0 [ 843.227220][ C0] page_fault+0x34/0x40 [ 843.231354][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 843.237930][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 843.257522][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 843.263590][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 843.271556][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 843.279524][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 843.287480][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 843.295433][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 843.303395][ C0] copyout+0x11c/0x140 [ 843.307439][ C0] copy_page_to_iter+0x406/0xdc0 [ 843.312353][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 843.317521][ C0] generic_file_read_iter+0xffd/0x29c0 [ 843.322976][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 843.329020][ C0] ? mark_held_locks+0xe0/0xe0 [ 843.333760][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 843.339655][ C0] ext4_file_read_iter+0x145/0x1b0 [ 843.344751][ C0] new_sync_read+0x418/0x6d0 [ 843.349322][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 843.354762][ C0] ? security_file_permission+0x8a/0x370 [ 843.360373][ C0] __vfs_read+0xc9/0x100 [ 843.364596][ C0] vfs_read+0x1ea/0x430 [ 843.368728][ C0] ksys_read+0x127/0x250 [ 843.372948][ C0] ? kernel_write+0x120/0x120 [ 843.377598][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 843.383295][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 843.388990][ C0] do_syscall_64+0xb7/0x580 [ 843.393492][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 843.399387][ C0] RIP: 0033:0x45a649 [ 843.403309][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 843.423936][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 843.432322][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 843.440271][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 843.448221][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 843.456175][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 843.464121][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 843.472142][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 843.480959][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.491001][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 843.496873][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 843.516464][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 843.524854][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 843.532825][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 843.540795][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 843.548755][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 843.556786][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 843.564736][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 843.573648][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 843.580214][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 843.588167][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 843.596126][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 843.604083][ C0] Call Trace: [ 843.607373][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 843.612468][ C0] ? lru_deactivate_fn+0x910/0x910 [ 843.617564][ C0] __lru_cache_add+0x1a0/0x260 [ 843.622309][ C0] wp_page_copy+0x904/0x19b0 [ 843.626878][ C0] ? follow_pfn+0x210/0x210 [ 843.631364][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 843.636261][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 843.641519][ C0] do_wp_page+0x2cd/0x1b40 [ 843.645911][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 843.650910][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 843.656254][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 843.661169][ C0] __handle_mm_fault+0x1415/0x2980 [ 843.666295][ C0] ? mark_held_locks+0xe0/0xe0 [ 843.671035][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 843.676556][ C0] ? find_held_lock+0x2d/0x110 [ 843.681294][ C0] ? handle_mm_fault+0x1d5/0x910 [ 843.686225][ C0] ? mark_held_locks+0x9f/0xe0 [ 843.690978][ C0] handle_mm_fault+0x2f1/0x910 [ 843.695730][ C0] __do_page_fault+0x62b/0xcc0 [ 843.700476][ C0] ? __do_page_fault+0xc70/0xcc0 [ 843.705395][ C0] page_fault+0x34/0x40 [ 843.709529][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 843.716094][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 843.735673][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 843.741714][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 843.749677][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 843.757631][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 843.765576][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 843.773521][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 843.781480][ C0] copyout+0x11c/0x140 [ 843.785528][ C0] copy_page_to_iter+0x406/0xdc0 [ 843.790439][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 843.795616][ C0] generic_file_read_iter+0xffd/0x29c0 [ 843.801051][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 843.807102][ C0] ? mark_held_locks+0xe0/0xe0 [ 843.811836][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 843.817614][ C0] ext4_file_read_iter+0x145/0x1b0 [ 843.822699][ C0] new_sync_read+0x418/0x6d0 [ 843.827272][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 843.832705][ C0] ? security_file_permission+0x8a/0x370 [ 843.838309][ C0] __vfs_read+0xc9/0x100 [ 843.842534][ C0] vfs_read+0x1ea/0x430 [ 843.846671][ C0] ksys_read+0x127/0x250 [ 843.850888][ C0] ? kernel_write+0x120/0x120 [ 843.855549][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 843.861258][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 843.866972][ C0] do_syscall_64+0xb7/0x580 [ 843.871471][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 843.877342][ C0] RIP: 0033:0x45a649 [ 843.881221][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 843.900811][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 843.909321][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 843.917274][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 843.925227][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 843.933176][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 843.941125][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 843.949151][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 843.957797][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 843.967945][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 843.973817][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 843.993481][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 844.001876][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 844.009968][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 844.018015][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 844.026011][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 844.033974][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 844.041932][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 844.050973][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 844.057549][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 844.065500][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 844.073493][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 844.081440][ C0] Call Trace: [ 844.084715][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 844.089801][ C0] ? lru_deactivate_fn+0x910/0x910 [ 844.094891][ C0] __lru_cache_add+0x1a0/0x260 [ 844.099646][ C0] wp_page_copy+0x904/0x19b0 [ 844.104252][ C0] ? follow_pfn+0x210/0x210 [ 844.108745][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 844.113583][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 844.118853][ C0] do_wp_page+0x2cd/0x1b40 [ 844.123245][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 844.128243][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 844.133585][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 844.138497][ C0] __handle_mm_fault+0x1415/0x2980 [ 844.143583][ C0] ? mark_held_locks+0xe0/0xe0 [ 844.148329][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 844.153861][ C0] ? find_held_lock+0x2d/0x110 [ 844.158608][ C0] ? handle_mm_fault+0x1d5/0x910 [ 844.163680][ C0] ? mark_held_locks+0x9f/0xe0 [ 844.168499][ C0] handle_mm_fault+0x2f1/0x910 [ 844.173259][ C0] __do_page_fault+0x62b/0xcc0 [ 844.178020][ C0] ? __do_page_fault+0xc70/0xcc0 [ 844.182936][ C0] page_fault+0x34/0x40 [ 844.187075][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 844.193643][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 844.213234][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 844.219284][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 844.227245][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 844.235203][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 844.243161][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 844.251133][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 844.259145][ C0] copyout+0x11c/0x140 [ 844.263194][ C0] copy_page_to_iter+0x406/0xdc0 [ 844.268209][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 844.273452][ C0] generic_file_read_iter+0xffd/0x29c0 [ 844.278995][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 844.285043][ C0] ? mark_held_locks+0xe0/0xe0 [ 844.290134][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 844.295920][ C0] ext4_file_read_iter+0x145/0x1b0 [ 844.301009][ C0] new_sync_read+0x418/0x6d0 [ 844.305598][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 844.311041][ C0] ? security_file_permission+0x8a/0x370 [ 844.316656][ C0] __vfs_read+0xc9/0x100 [ 844.320889][ C0] vfs_read+0x1ea/0x430 [ 844.325022][ C0] ksys_read+0x127/0x250 [ 844.329242][ C0] ? kernel_write+0x120/0x120 [ 844.333910][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 844.339606][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 844.345316][ C0] do_syscall_64+0xb7/0x580 [ 844.349795][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 844.355661][ C0] RIP: 0033:0x45a649 [ 844.359792][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 844.379369][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 844.387753][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 844.395735][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 844.403681][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 844.412592][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 844.420546][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 844.428586][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 844.437231][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.447271][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 844.453150][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 844.472823][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 844.481213][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 844.489162][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 844.497118][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 844.505064][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 844.513010][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 844.520961][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 844.529876][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 844.536450][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 844.544414][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 844.552536][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 844.560490][ C0] Call Trace: [ 844.563762][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 844.568860][ C0] ? lru_deactivate_fn+0x910/0x910 [ 844.573948][ C0] __lru_cache_add+0x1a0/0x260 [ 844.578684][ C0] wp_page_copy+0x904/0x19b0 [ 844.583248][ C0] ? follow_pfn+0x210/0x210 [ 844.587724][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 844.592547][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 844.597805][ C0] do_wp_page+0x2cd/0x1b40 [ 844.602196][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 844.607215][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 844.612572][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 844.617502][ C0] __handle_mm_fault+0x1415/0x2980 [ 844.622606][ C0] ? mark_held_locks+0xe0/0xe0 [ 844.627344][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 844.632880][ C0] ? find_held_lock+0x2d/0x110 [ 844.637629][ C0] ? handle_mm_fault+0x1d5/0x910 [ 844.642539][ C0] ? mark_held_locks+0x9f/0xe0 [ 844.647274][ C0] handle_mm_fault+0x2f1/0x910 [ 844.652015][ C0] __do_page_fault+0x62b/0xcc0 [ 844.656756][ C0] ? __do_page_fault+0xc70/0xcc0 [ 844.661678][ C0] page_fault+0x34/0x40 [ 844.665814][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 844.672390][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 844.691981][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 844.698121][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 844.706072][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 844.714017][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 844.721982][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 844.729936][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 844.737896][ C0] copyout+0x11c/0x140 [ 844.741942][ C0] copy_page_to_iter+0x406/0xdc0 [ 844.746856][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 844.752028][ C0] generic_file_read_iter+0xffd/0x29c0 [ 844.757464][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 844.763518][ C0] ? mark_held_locks+0xe0/0xe0 [ 844.768275][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 844.774065][ C0] ext4_file_read_iter+0x145/0x1b0 [ 844.779148][ C0] new_sync_read+0x418/0x6d0 [ 844.783712][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 844.789153][ C0] ? security_file_permission+0x8a/0x370 [ 844.794761][ C0] __vfs_read+0xc9/0x100 [ 844.798975][ C0] vfs_read+0x1ea/0x430 [ 844.803105][ C0] ksys_read+0x127/0x250 [ 844.807318][ C0] ? kernel_write+0x120/0x120 [ 844.811967][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 844.817659][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 844.823360][ C0] do_syscall_64+0xb7/0x580 [ 844.827901][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 844.833821][ C0] RIP: 0033:0x45a649 [ 844.837697][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 844.858321][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 844.866821][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 844.874767][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 844.882710][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 844.890661][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 844.898609][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 844.906632][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 844.915284][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 844.925428][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 844.931298][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 844.950907][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 844.959295][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 844.967239][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 844.975195][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 844.983228][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 844.991175][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 844.999146][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 845.008052][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 845.014611][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 845.022557][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 845.030507][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 845.038453][ C0] Call Trace: [ 845.041734][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 845.046837][ C0] ? lru_deactivate_fn+0x910/0x910 [ 845.051921][ C0] __lru_cache_add+0x1a0/0x260 [ 845.056660][ C0] wp_page_copy+0x904/0x19b0 [ 845.061226][ C0] ? follow_pfn+0x210/0x210 [ 845.065716][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 845.070548][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 845.075806][ C0] do_wp_page+0x2cd/0x1b40 [ 845.080198][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 845.085197][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 845.090554][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 845.095479][ C0] __handle_mm_fault+0x1415/0x2980 [ 845.100580][ C0] ? mark_held_locks+0xe0/0xe0 [ 845.105327][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 845.111198][ C0] ? find_held_lock+0x2d/0x110 [ 845.115938][ C0] ? handle_mm_fault+0x1d5/0x910 [ 845.120867][ C0] ? mark_held_locks+0x9f/0xe0 [ 845.125618][ C0] handle_mm_fault+0x2f1/0x910 [ 845.130357][ C0] __do_page_fault+0x62b/0xcc0 [ 845.135096][ C0] ? __do_page_fault+0xc70/0xcc0 [ 845.140008][ C0] page_fault+0x34/0x40 [ 845.144143][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 845.150708][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 845.170303][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 845.176354][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 845.184299][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 845.192248][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 845.200198][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 845.208157][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 845.216147][ C0] copyout+0x11c/0x140 [ 845.220205][ C0] copy_page_to_iter+0x406/0xdc0 [ 845.225136][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 845.230335][ C0] generic_file_read_iter+0xffd/0x29c0 [ 845.235806][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 845.241849][ C0] ? mark_held_locks+0xe0/0xe0 [ 845.246593][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 845.252378][ C0] ext4_file_read_iter+0x145/0x1b0 [ 845.257529][ C0] new_sync_read+0x418/0x6d0 [ 845.262110][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 845.267550][ C0] ? security_file_permission+0x8a/0x370 [ 845.273175][ C0] __vfs_read+0xc9/0x100 [ 845.277598][ C0] vfs_read+0x1ea/0x430 [ 845.281744][ C0] ksys_read+0x127/0x250 [ 845.285974][ C0] ? kernel_write+0x120/0x120 [ 845.290734][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 845.296467][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 845.302160][ C0] do_syscall_64+0xb7/0x580 [ 845.306647][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 845.312615][ C0] RIP: 0033:0x45a649 [ 845.316676][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 845.336258][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 845.344647][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 845.352637][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 845.360672][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 845.368630][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 845.376588][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 845.384625][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 845.393363][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.403425][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 845.409293][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 845.432960][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 845.441347][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 845.449383][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 845.457327][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 845.465277][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 845.473235][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 845.481194][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 845.490102][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 845.496662][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 845.504611][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 845.512573][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 845.520517][ C0] Call Trace: [ 845.523792][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 845.528879][ C0] ? lru_deactivate_fn+0x910/0x910 [ 845.534042][ C0] __lru_cache_add+0x1a0/0x260 [ 845.538808][ C0] wp_page_copy+0x904/0x19b0 [ 845.543383][ C0] ? follow_pfn+0x210/0x210 [ 845.547860][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 845.552684][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 845.557943][ C0] do_wp_page+0x2cd/0x1b40 [ 845.562332][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 845.567339][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 845.572696][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 845.577605][ C0] __handle_mm_fault+0x1415/0x2980 [ 845.582707][ C0] ? mark_held_locks+0xe0/0xe0 [ 845.587446][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 845.592963][ C0] ? find_held_lock+0x2d/0x110 [ 845.597700][ C0] ? handle_mm_fault+0x1d5/0x910 [ 845.602610][ C0] ? mark_held_locks+0x9f/0xe0 [ 845.607362][ C0] handle_mm_fault+0x2f1/0x910 [ 845.612101][ C0] __do_page_fault+0x62b/0xcc0 [ 845.616835][ C0] ? __do_page_fault+0xc70/0xcc0 [ 845.621752][ C0] page_fault+0x34/0x40 [ 845.625888][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 845.632466][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 845.652047][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 845.658102][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 845.666049][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 845.674008][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 845.681956][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 845.689906][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 845.697952][ C0] copyout+0x11c/0x140 [ 845.701995][ C0] copy_page_to_iter+0x406/0xdc0 [ 845.706914][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 845.712087][ C0] generic_file_read_iter+0xffd/0x29c0 [ 845.717521][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 845.723559][ C0] ? mark_held_locks+0xe0/0xe0 [ 845.728298][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 845.734097][ C0] ext4_file_read_iter+0x145/0x1b0 [ 845.739190][ C0] new_sync_read+0x418/0x6d0 [ 845.743768][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 845.749232][ C0] ? security_file_permission+0x8a/0x370 [ 845.754849][ C0] __vfs_read+0xc9/0x100 [ 845.759073][ C0] vfs_read+0x1ea/0x430 [ 845.763214][ C0] ksys_read+0x127/0x250 [ 845.767433][ C0] ? kernel_write+0x120/0x120 [ 845.772084][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 845.777776][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 845.783467][ C0] do_syscall_64+0xb7/0x580 [ 845.787955][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 845.793818][ C0] RIP: 0033:0x45a649 [ 845.797693][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 845.817278][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 845.825663][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 845.833621][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 845.841594][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 845.849662][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 845.857617][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 845.865652][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 845.874309][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 845.884393][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 845.890271][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 845.909887][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 845.918302][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 845.926429][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 845.934477][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 845.942427][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 845.950374][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 845.958409][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 845.967312][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 845.973962][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 845.981910][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 845.989866][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 845.997816][ C0] Call Trace: [ 846.001090][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 846.006180][ C0] ? lru_deactivate_fn+0x910/0x910 [ 846.011265][ C0] __lru_cache_add+0x1a0/0x260 [ 846.016014][ C0] wp_page_copy+0x904/0x19b0 [ 846.020582][ C0] ? follow_pfn+0x210/0x210 [ 846.025069][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 846.029898][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 846.035168][ C0] do_wp_page+0x2cd/0x1b40 [ 846.039650][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 846.044678][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 846.050043][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 846.054956][ C0] __handle_mm_fault+0x1415/0x2980 [ 846.060047][ C0] ? mark_held_locks+0xe0/0xe0 [ 846.064792][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 846.070319][ C0] ? find_held_lock+0x2d/0x110 [ 846.075068][ C0] ? handle_mm_fault+0x1d5/0x910 [ 846.079982][ C0] ? mark_held_locks+0x9f/0xe0 [ 846.084735][ C0] handle_mm_fault+0x2f1/0x910 [ 846.089480][ C0] __do_page_fault+0x62b/0xcc0 [ 846.094226][ C0] ? __do_page_fault+0xc70/0xcc0 [ 846.099138][ C0] page_fault+0x34/0x40 [ 846.103289][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 846.109858][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 846.129562][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 846.135621][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 846.143875][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 846.151826][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 846.159775][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 846.167735][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 846.175716][ C0] copyout+0x11c/0x140 [ 846.179776][ C0] copy_page_to_iter+0x406/0xdc0 [ 846.184693][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 846.189881][ C0] generic_file_read_iter+0xffd/0x29c0 [ 846.195323][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 846.201377][ C0] ? mark_held_locks+0xe0/0xe0 [ 846.206115][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 846.211894][ C0] ext4_file_read_iter+0x145/0x1b0 [ 846.216977][ C0] new_sync_read+0x418/0x6d0 [ 846.221560][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 846.227018][ C0] ? security_file_permission+0x8a/0x370 [ 846.232667][ C0] __vfs_read+0xc9/0x100 [ 846.236900][ C0] vfs_read+0x1ea/0x430 [ 846.241039][ C0] ksys_read+0x127/0x250 [ 846.245281][ C0] ? kernel_write+0x120/0x120 [ 846.249953][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 846.255708][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 846.261418][ C0] do_syscall_64+0xb7/0x580 [ 846.265934][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 846.271818][ C0] RIP: 0033:0x45a649 [ 846.275702][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 846.295572][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 846.304017][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 846.311971][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 846.319922][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 846.327896][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 846.335842][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 846.343865][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 846.352506][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 846.362591][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 846.368460][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 846.388061][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 846.396444][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 846.404390][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 846.412335][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 846.420283][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 846.428231][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 846.436189][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 846.445105][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 846.451678][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 846.459628][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 846.467588][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 846.475532][ C0] Call Trace: [ 846.478813][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 846.483896][ C0] ? lru_deactivate_fn+0x910/0x910 [ 846.488990][ C0] __lru_cache_add+0x1a0/0x260 [ 846.493740][ C0] wp_page_copy+0x904/0x19b0 [ 846.498301][ C0] ? follow_pfn+0x210/0x210 [ 846.502778][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 846.507600][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 846.513029][ C0] do_wp_page+0x2cd/0x1b40 [ 846.517418][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 846.522425][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 846.527767][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 846.532679][ C0] __handle_mm_fault+0x1415/0x2980 [ 846.537776][ C0] ? mark_held_locks+0xe0/0xe0 [ 846.542514][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 846.548044][ C0] ? find_held_lock+0x2d/0x110 [ 846.552779][ C0] ? handle_mm_fault+0x1d5/0x910 [ 846.557693][ C0] ? mark_held_locks+0x9f/0xe0 [ 846.562455][ C0] handle_mm_fault+0x2f1/0x910 [ 846.567365][ C0] __do_page_fault+0x62b/0xcc0 [ 846.572102][ C0] ? __do_page_fault+0xc70/0xcc0 [ 846.577015][ C0] page_fault+0x34/0x40 [ 846.581148][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 846.587733][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 846.607416][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 846.613456][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 846.621403][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 846.629359][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 846.637305][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 846.645269][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 846.653222][ C0] copyout+0x11c/0x140 [ 846.657351][ C0] copy_page_to_iter+0x406/0xdc0 [ 846.662260][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 846.667428][ C0] generic_file_read_iter+0xffd/0x29c0 [ 846.672866][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 846.678906][ C0] ? mark_held_locks+0xe0/0xe0 [ 846.683655][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 846.689437][ C0] ext4_file_read_iter+0x145/0x1b0 [ 846.694523][ C0] new_sync_read+0x418/0x6d0 [ 846.699108][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 846.704544][ C0] ? security_file_permission+0x8a/0x370 [ 846.710152][ C0] __vfs_read+0xc9/0x100 [ 846.714438][ C0] vfs_read+0x1ea/0x430 [ 846.718597][ C0] ksys_read+0x127/0x250 [ 846.722826][ C0] ? kernel_write+0x120/0x120 [ 846.727485][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 846.733186][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 846.738884][ C0] do_syscall_64+0xb7/0x580 [ 846.743368][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 846.749243][ C0] RIP: 0033:0x45a649 [ 846.753117][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 846.772704][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 846.781088][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 846.789044][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 846.797000][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 846.804957][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 846.813525][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 846.821559][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 846.830221][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 846.840269][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 846.846149][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 846.865725][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 846.874119][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 846.882268][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 846.890301][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 846.898349][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 846.906296][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 846.914260][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 846.923173][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 846.929734][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 846.937682][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 846.945628][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 846.954117][ C0] Call Trace: [ 846.957406][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 846.962584][ C0] ? lru_deactivate_fn+0x910/0x910 [ 846.967682][ C0] __lru_cache_add+0x1a0/0x260 [ 846.972422][ C0] wp_page_copy+0x904/0x19b0 [ 846.977692][ C0] ? follow_pfn+0x210/0x210 [ 846.982186][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 846.987014][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 846.992285][ C0] do_wp_page+0x2cd/0x1b40 [ 846.996767][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 847.001769][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 847.007114][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 847.012027][ C0] __handle_mm_fault+0x1415/0x2980 [ 847.017120][ C0] ? mark_held_locks+0xe0/0xe0 [ 847.021859][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 847.027380][ C0] ? find_held_lock+0x2d/0x110 [ 847.032120][ C0] ? handle_mm_fault+0x1d5/0x910 [ 847.037045][ C0] ? mark_held_locks+0x9f/0xe0 [ 847.041784][ C0] handle_mm_fault+0x2f1/0x910 [ 847.046526][ C0] __do_page_fault+0x62b/0xcc0 [ 847.051281][ C0] ? __do_page_fault+0xc70/0xcc0 [ 847.056209][ C0] page_fault+0x34/0x40 [ 847.061657][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 847.068254][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 847.087884][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 847.094004][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 847.102049][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 847.110200][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 847.118179][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 847.126146][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 847.134125][ C0] copyout+0x11c/0x140 [ 847.138246][ C0] copy_page_to_iter+0x406/0xdc0 [ 847.143171][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 847.148434][ C0] generic_file_read_iter+0xffd/0x29c0 [ 847.153919][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 847.160002][ C0] ? mark_held_locks+0xe0/0xe0 [ 847.164783][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 847.170692][ C0] ext4_file_read_iter+0x145/0x1b0 [ 847.175835][ C0] new_sync_read+0x418/0x6d0 [ 847.180411][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 847.186111][ C0] ? security_file_permission+0x8a/0x370 [ 847.191781][ C0] __vfs_read+0xc9/0x100 [ 847.196046][ C0] vfs_read+0x1ea/0x430 [ 847.200196][ C0] ksys_read+0x127/0x250 [ 847.204452][ C0] ? kernel_write+0x120/0x120 [ 847.209129][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 847.214838][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 847.220541][ C0] do_syscall_64+0xb7/0x580 [ 847.225149][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 847.231195][ C0] RIP: 0033:0x45a649 [ 847.235126][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 847.255126][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 847.263659][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 847.271631][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 847.279621][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 847.287689][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 847.295664][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 847.303711][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 847.312367][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.322555][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 847.328483][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 847.348069][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 847.356471][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 847.364440][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 847.372418][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 847.380484][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 847.388443][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 847.396417][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 847.405338][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 847.411923][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 847.419881][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 847.427857][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 847.435805][ C0] Call Trace: [ 847.439080][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 847.444176][ C0] ? lru_deactivate_fn+0x910/0x910 [ 847.449277][ C0] __lru_cache_add+0x1a0/0x260 [ 847.454016][ C0] wp_page_copy+0x904/0x19b0 [ 847.458595][ C0] ? follow_pfn+0x210/0x210 [ 847.463076][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 847.467901][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 847.473161][ C0] do_wp_page+0x2cd/0x1b40 [ 847.477570][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 847.482586][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 847.487931][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 847.492844][ C0] __handle_mm_fault+0x1415/0x2980 [ 847.497931][ C0] ? mark_held_locks+0xe0/0xe0 [ 847.502671][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 847.508191][ C0] ? find_held_lock+0x2d/0x110 [ 847.512950][ C0] ? handle_mm_fault+0x1d5/0x910 [ 847.517882][ C0] ? mark_held_locks+0x9f/0xe0 [ 847.522623][ C0] handle_mm_fault+0x2f1/0x910 [ 847.527449][ C0] __do_page_fault+0x62b/0xcc0 [ 847.532204][ C0] ? __do_page_fault+0xc70/0xcc0 [ 847.537117][ C0] page_fault+0x34/0x40 [ 847.541267][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 847.547834][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 847.567414][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 847.573465][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 847.581426][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 847.589375][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 847.597339][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 847.605287][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 847.613259][ C0] copyout+0x11c/0x140 [ 847.617306][ C0] copy_page_to_iter+0x406/0xdc0 [ 847.622220][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 847.627395][ C0] generic_file_read_iter+0xffd/0x29c0 [ 847.637796][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 847.643838][ C0] ? mark_held_locks+0xe0/0xe0 [ 847.648576][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 847.654359][ C0] ext4_file_read_iter+0x145/0x1b0 [ 847.659446][ C0] new_sync_read+0x418/0x6d0 [ 847.664012][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 847.669445][ C0] ? security_file_permission+0x8a/0x370 [ 847.675053][ C0] __vfs_read+0xc9/0x100 [ 847.679272][ C0] vfs_read+0x1ea/0x430 [ 847.683404][ C0] ksys_read+0x127/0x250 [ 847.687625][ C0] ? kernel_write+0x120/0x120 [ 847.692281][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 847.698152][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 847.703845][ C0] do_syscall_64+0xb7/0x580 [ 847.708589][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 847.714456][ C0] RIP: 0033:0x45a649 [ 847.718331][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 847.738491][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 847.747121][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 847.755069][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 847.763017][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 847.771055][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 847.779024][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 847.787060][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 847.795704][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 847.805758][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 847.811645][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 847.831232][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 847.839620][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 847.847594][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 847.855542][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 847.863490][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 847.871649][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 847.879636][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 847.888551][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 847.895118][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 847.903070][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 847.911021][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 847.918982][ C0] Call Trace: [ 847.922270][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 847.927377][ C0] ? lru_deactivate_fn+0x910/0x910 [ 847.932474][ C0] __lru_cache_add+0x1a0/0x260 [ 847.937224][ C0] wp_page_copy+0x904/0x19b0 [ 847.941810][ C0] ? follow_pfn+0x210/0x210 [ 847.946292][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 847.951229][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 847.956495][ C0] do_wp_page+0x2cd/0x1b40 [ 847.960894][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 847.965894][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 847.971242][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 847.976183][ C0] __handle_mm_fault+0x1415/0x2980 [ 847.981273][ C0] ? mark_held_locks+0xe0/0xe0 [ 847.986030][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 847.991553][ C0] ? find_held_lock+0x2d/0x110 [ 847.996296][ C0] ? handle_mm_fault+0x1d5/0x910 [ 848.001210][ C0] ? mark_held_locks+0x9f/0xe0 [ 848.005950][ C0] handle_mm_fault+0x2f1/0x910 [ 848.010695][ C0] __do_page_fault+0x62b/0xcc0 [ 848.015438][ C0] ? __do_page_fault+0xc70/0xcc0 [ 848.020352][ C0] page_fault+0x34/0x40 [ 848.024513][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 848.031085][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 848.050668][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 848.056754][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 848.064718][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 848.072688][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 848.080641][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 848.088605][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 848.096581][ C0] copyout+0x11c/0x140 [ 848.100657][ C0] copy_page_to_iter+0x406/0xdc0 [ 848.105611][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 848.110798][ C0] generic_file_read_iter+0xffd/0x29c0 [ 848.117330][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 848.123379][ C0] ? mark_held_locks+0xe0/0xe0 [ 848.128132][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 848.133945][ C0] ext4_file_read_iter+0x145/0x1b0 [ 848.139035][ C0] new_sync_read+0x418/0x6d0 [ 848.143619][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 848.149069][ C0] ? security_file_permission+0x8a/0x370 [ 848.154681][ C0] __vfs_read+0xc9/0x100 [ 848.158899][ C0] vfs_read+0x1ea/0x430 [ 848.163052][ C0] ksys_read+0x127/0x250 [ 848.167271][ C0] ? kernel_write+0x120/0x120 [ 848.171925][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 848.177620][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 848.183314][ C0] do_syscall_64+0xb7/0x580 [ 848.187818][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.193697][ C0] RIP: 0033:0x45a649 [ 848.197586][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 848.217179][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 848.225597][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 848.233706][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 848.241756][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 848.249905][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 848.257864][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 848.265894][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 848.274555][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.284622][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 848.290516][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 848.310229][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 848.318633][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 848.326597][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 848.334564][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 848.342532][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 848.350489][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 848.358461][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 848.367461][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 848.374034][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 848.381986][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 848.389946][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 848.397896][ C0] Call Trace: [ 848.401186][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 848.406291][ C0] ? lru_deactivate_fn+0x910/0x910 [ 848.411391][ C0] __lru_cache_add+0x1a0/0x260 [ 848.416164][ C0] wp_page_copy+0x904/0x19b0 [ 848.420738][ C0] ? follow_pfn+0x210/0x210 [ 848.425223][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 848.430056][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 848.435395][ C0] do_wp_page+0x2cd/0x1b40 [ 848.439814][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 848.444831][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 848.450231][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 848.455168][ C0] __handle_mm_fault+0x1415/0x2980 [ 848.460276][ C0] ? mark_held_locks+0xe0/0xe0 [ 848.465070][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 848.470609][ C0] ? find_held_lock+0x2d/0x110 [ 848.475352][ C0] ? handle_mm_fault+0x1d5/0x910 [ 848.480290][ C0] ? mark_held_locks+0x9f/0xe0 [ 848.485029][ C0] handle_mm_fault+0x2f1/0x910 [ 848.489873][ C0] __do_page_fault+0x62b/0xcc0 [ 848.494622][ C0] ? __do_page_fault+0xc70/0xcc0 [ 848.499536][ C0] page_fault+0x34/0x40 [ 848.503681][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 848.510249][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 848.529846][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 848.535904][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 848.543910][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 848.551865][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 848.559818][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 848.567767][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 848.575743][ C0] copyout+0x11c/0x140 [ 848.579790][ C0] copy_page_to_iter+0x406/0xdc0 [ 848.584704][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 848.589879][ C0] generic_file_read_iter+0xffd/0x29c0 [ 848.595322][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 848.601365][ C0] ? mark_held_locks+0xe0/0xe0 [ 848.606119][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 848.611902][ C0] ext4_file_read_iter+0x145/0x1b0 [ 848.617003][ C0] new_sync_read+0x418/0x6d0 [ 848.621579][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 848.627015][ C0] ? security_file_permission+0x8a/0x370 [ 848.632633][ C0] __vfs_read+0xc9/0x100 [ 848.636851][ C0] vfs_read+0x1ea/0x430 [ 848.640986][ C0] ksys_read+0x127/0x250 [ 848.645207][ C0] ? kernel_write+0x120/0x120 [ 848.649860][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 848.655561][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 848.661270][ C0] do_syscall_64+0xb7/0x580 [ 848.665755][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 848.671637][ C0] RIP: 0033:0x45a649 [ 848.675512][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 848.695119][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 848.703601][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 848.711557][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 848.719550][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 848.727500][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 848.735538][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 848.743680][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 848.752327][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 848.762454][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 848.768331][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 848.787919][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 848.796310][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 848.804270][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 848.812221][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 848.820346][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 848.828295][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 848.836242][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 848.845145][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 848.851722][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 848.859683][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 848.867627][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 848.875744][ C0] Call Trace: [ 848.879015][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 848.884115][ C0] ? lru_deactivate_fn+0x910/0x910 [ 848.889196][ C0] __lru_cache_add+0x1a0/0x260 [ 848.893936][ C0] wp_page_copy+0x904/0x19b0 [ 848.898501][ C0] ? follow_pfn+0x210/0x210 [ 848.902981][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 848.907811][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 848.913068][ C0] do_wp_page+0x2cd/0x1b40 [ 848.917459][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 848.922457][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 848.927813][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 848.932745][ C0] __handle_mm_fault+0x1415/0x2980 [ 848.937904][ C0] ? mark_held_locks+0xe0/0xe0 [ 848.942683][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 848.948209][ C0] ? find_held_lock+0x2d/0x110 [ 848.952951][ C0] ? handle_mm_fault+0x1d5/0x910 [ 848.957870][ C0] ? mark_held_locks+0x9f/0xe0 [ 848.962609][ C0] handle_mm_fault+0x2f1/0x910 [ 848.967350][ C0] __do_page_fault+0x62b/0xcc0 [ 848.972098][ C0] ? __do_page_fault+0xc70/0xcc0 [ 848.977009][ C0] page_fault+0x34/0x40 [ 848.981145][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 848.987716][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 849.007303][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 849.013350][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 849.021299][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 849.029249][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 849.037204][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 849.045159][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 849.053209][ C0] copyout+0x11c/0x140 [ 849.057255][ C0] copy_page_to_iter+0x406/0xdc0 [ 849.062174][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 849.067343][ C0] generic_file_read_iter+0xffd/0x29c0 [ 849.072778][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 849.078821][ C0] ? mark_held_locks+0xe0/0xe0 [ 849.083559][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 849.089338][ C0] ext4_file_read_iter+0x145/0x1b0 [ 849.094442][ C0] new_sync_read+0x418/0x6d0 [ 849.099020][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 849.104463][ C0] ? security_file_permission+0x8a/0x370 [ 849.110091][ C0] __vfs_read+0xc9/0x100 [ 849.114314][ C0] vfs_read+0x1ea/0x430 [ 849.118519][ C0] ksys_read+0x127/0x250 [ 849.122765][ C0] ? kernel_write+0x120/0x120 [ 849.127443][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 849.133147][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 849.138841][ C0] do_syscall_64+0xb7/0x580 [ 849.143334][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.149198][ C0] RIP: 0033:0x45a649 [ 849.153078][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.172666][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 849.181054][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 849.189012][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 849.196968][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.204924][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 849.212871][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 849.220891][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 849.229535][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.239581][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 849.245481][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 849.266225][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 849.274634][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 849.282638][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 849.290599][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 849.298560][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 849.306514][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 849.314473][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 849.323376][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 849.329941][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 849.337901][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 849.345859][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 849.353804][ C0] Call Trace: [ 849.357085][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 849.362170][ C0] ? lru_deactivate_fn+0x910/0x910 [ 849.367264][ C0] __lru_cache_add+0x1a0/0x260 [ 849.372001][ C0] wp_page_copy+0x904/0x19b0 [ 849.376581][ C0] ? follow_pfn+0x210/0x210 [ 849.381063][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 849.385889][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 849.391147][ C0] do_wp_page+0x2cd/0x1b40 [ 849.395548][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 849.400551][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 849.405899][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 849.410823][ C0] __handle_mm_fault+0x1415/0x2980 [ 849.415913][ C0] ? mark_held_locks+0xe0/0xe0 [ 849.420756][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 849.426287][ C0] ? find_held_lock+0x2d/0x110 [ 849.431037][ C0] ? handle_mm_fault+0x1d5/0x910 [ 849.441692][ C0] ? mark_held_locks+0x9f/0xe0 [ 849.446437][ C0] handle_mm_fault+0x2f1/0x910 [ 849.451207][ C0] __do_page_fault+0x62b/0xcc0 [ 849.455953][ C0] ? __do_page_fault+0xc70/0xcc0 [ 849.460879][ C0] page_fault+0x34/0x40 [ 849.465064][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 849.471647][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 849.492101][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 849.498153][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 849.506112][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 849.522322][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 849.530315][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 849.538272][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 849.546321][ C0] copyout+0x11c/0x140 [ 849.550371][ C0] copy_page_to_iter+0x406/0xdc0 [ 849.555283][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 849.560475][ C0] generic_file_read_iter+0xffd/0x29c0 [ 849.565935][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 849.571989][ C0] ? mark_held_locks+0xe0/0xe0 [ 849.576767][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 849.582552][ C0] ext4_file_read_iter+0x145/0x1b0 [ 849.587755][ C0] new_sync_read+0x418/0x6d0 [ 849.592340][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 849.597785][ C0] ? security_file_permission+0x8a/0x370 [ 849.603409][ C0] __vfs_read+0xc9/0x100 [ 849.607627][ C0] vfs_read+0x1ea/0x430 [ 849.611769][ C0] ksys_read+0x127/0x250 [ 849.615989][ C0] ? kernel_write+0x120/0x120 [ 849.620654][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 849.626369][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 849.632082][ C0] do_syscall_64+0xb7/0x580 [ 849.636576][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 849.642448][ C0] RIP: 0033:0x45a649 [ 849.646323][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 849.665899][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 849.674294][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 849.682241][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 849.690193][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 849.698144][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 849.706146][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 849.714182][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 849.722857][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 849.732917][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 849.740105][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 849.759708][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 849.768097][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 849.776044][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 849.783990][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 849.791936][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 849.799888][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 849.807845][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 849.816750][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 849.823321][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 849.831271][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 849.839220][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 849.847166][ C0] Call Trace: [ 849.850444][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 849.855543][ C0] ? lru_deactivate_fn+0x910/0x910 [ 849.860628][ C0] __lru_cache_add+0x1a0/0x260 [ 849.865369][ C0] wp_page_copy+0x904/0x19b0 [ 849.869945][ C0] ? follow_pfn+0x210/0x210 [ 849.874436][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 849.879258][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 849.884525][ C0] do_wp_page+0x2cd/0x1b40 [ 849.888921][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 849.893922][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 849.899276][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 849.904189][ C0] __handle_mm_fault+0x1415/0x2980 [ 849.909273][ C0] ? mark_held_locks+0xe0/0xe0 [ 849.916617][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 849.922146][ C0] ? find_held_lock+0x2d/0x110 [ 849.926896][ C0] ? handle_mm_fault+0x1d5/0x910 [ 849.931810][ C0] ? mark_held_locks+0x9f/0xe0 [ 849.936571][ C0] handle_mm_fault+0x2f1/0x910 [ 849.941337][ C0] __do_page_fault+0x62b/0xcc0 [ 849.946086][ C0] ? __do_page_fault+0xc70/0xcc0 [ 849.951017][ C0] page_fault+0x34/0x40 [ 849.955155][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 849.961723][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 849.981408][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 849.987464][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 849.995433][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 850.003394][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 850.011363][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 850.019336][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 850.027313][ C0] copyout+0x11c/0x140 [ 850.031366][ C0] copy_page_to_iter+0x406/0xdc0 [ 850.036282][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 850.041542][ C0] generic_file_read_iter+0xffd/0x29c0 [ 850.046976][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 850.053313][ C0] ? mark_held_locks+0xe0/0xe0 [ 850.058069][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 850.064099][ C0] ext4_file_read_iter+0x145/0x1b0 [ 850.069324][ C0] new_sync_read+0x418/0x6d0 [ 850.074079][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 850.079628][ C0] ? security_file_permission+0x8a/0x370 [ 850.085246][ C0] __vfs_read+0xc9/0x100 [ 850.089470][ C0] vfs_read+0x1ea/0x430 [ 850.093621][ C0] ksys_read+0x127/0x250 [ 850.097853][ C0] ? kernel_write+0x120/0x120 [ 850.102523][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 850.108224][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 850.113922][ C0] do_syscall_64+0xb7/0x580 [ 850.118424][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 850.124364][ C0] RIP: 0033:0x45a649 [ 850.128289][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 850.147872][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 850.156258][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 850.164652][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 850.172784][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 850.180734][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 850.188686][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 850.196740][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 850.205399][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 850.215451][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 850.221349][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 850.240958][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 850.249358][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 850.257305][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 850.265260][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 850.273212][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 850.281174][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 850.289132][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 850.298066][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 850.304722][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 850.313019][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 850.320969][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 850.328917][ C0] Call Trace: [ 850.332189][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 850.337300][ C0] ? lru_deactivate_fn+0x910/0x910 [ 850.342385][ C0] __lru_cache_add+0x1a0/0x260 [ 850.347121][ C0] wp_page_copy+0x904/0x19b0 [ 850.351687][ C0] ? follow_pfn+0x210/0x210 [ 850.356167][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 850.360991][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 850.366258][ C0] do_wp_page+0x2cd/0x1b40 [ 850.370650][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 850.375648][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 850.381083][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 850.385995][ C0] __handle_mm_fault+0x1415/0x2980 [ 850.391082][ C0] ? mark_held_locks+0xe0/0xe0 [ 850.395822][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 850.401356][ C0] ? find_held_lock+0x2d/0x110 [ 850.406093][ C0] ? handle_mm_fault+0x1d5/0x910 [ 850.411005][ C0] ? mark_held_locks+0x9f/0xe0 [ 850.415743][ C0] handle_mm_fault+0x2f1/0x910 [ 850.420488][ C0] __do_page_fault+0x62b/0xcc0 [ 850.428525][ C0] ? __do_page_fault+0xc70/0xcc0 [ 850.433436][ C0] page_fault+0x34/0x40 [ 850.437566][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 850.444140][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 850.463730][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 850.469794][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 850.477750][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 850.485698][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 850.493653][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 850.501600][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 850.509569][ C0] copyout+0x11c/0x140 [ 850.513612][ C0] copy_page_to_iter+0x406/0xdc0 [ 850.518522][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 850.523694][ C0] generic_file_read_iter+0xffd/0x29c0 [ 850.529128][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 850.535169][ C0] ? mark_held_locks+0xe0/0xe0 [ 850.539912][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 850.545692][ C0] ext4_file_read_iter+0x145/0x1b0 [ 850.550779][ C0] new_sync_read+0x418/0x6d0 [ 850.555345][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 850.560781][ C0] ? security_file_permission+0x8a/0x370 [ 850.566540][ C0] __vfs_read+0xc9/0x100 [ 850.570791][ C0] vfs_read+0x1ea/0x430 [ 850.574940][ C0] ksys_read+0x127/0x250 [ 850.579223][ C0] ? kernel_write+0x120/0x120 [ 850.583902][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 850.589773][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 850.595476][ C0] do_syscall_64+0xb7/0x580 [ 850.599963][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 850.605878][ C0] RIP: 0033:0x45a649 [ 850.609753][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 850.629340][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 850.637734][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 850.645681][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 850.653641][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 850.661588][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 850.669548][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 850.677594][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 850.686247][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 850.696288][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 850.702157][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 850.721735][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 850.730123][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 850.738073][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 850.746018][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 850.753975][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 850.761931][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 850.769883][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 850.778793][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 850.785351][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 850.793302][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 850.801253][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 850.809200][ C0] Call Trace: [ 850.812477][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 850.817561][ C0] ? lru_deactivate_fn+0x910/0x910 [ 850.822644][ C0] __lru_cache_add+0x1a0/0x260 [ 850.828090][ C0] wp_page_copy+0x904/0x19b0 [ 850.832652][ C0] ? follow_pfn+0x210/0x210 [ 850.837161][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 850.841984][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 850.847242][ C0] do_wp_page+0x2cd/0x1b40 [ 850.851648][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 850.856659][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 850.862002][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 850.866911][ C0] __handle_mm_fault+0x1415/0x2980 [ 850.871998][ C0] ? mark_held_locks+0xe0/0xe0 [ 850.876735][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 850.882263][ C0] ? find_held_lock+0x2d/0x110 [ 850.887266][ C0] ? handle_mm_fault+0x1d5/0x910 [ 850.892322][ C0] ? mark_held_locks+0x9f/0xe0 [ 850.897077][ C0] handle_mm_fault+0x2f1/0x910 [ 850.901828][ C0] __do_page_fault+0x62b/0xcc0 [ 850.906632][ C0] ? __do_page_fault+0xc70/0xcc0 [ 850.911549][ C0] page_fault+0x34/0x40 [ 850.915820][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 850.922531][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 850.942407][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 850.948457][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 850.956411][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 850.964368][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 850.972327][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 850.980280][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 850.988254][ C0] copyout+0x11c/0x140 [ 850.992301][ C0] copy_page_to_iter+0x406/0xdc0 [ 850.997213][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 851.002386][ C0] generic_file_read_iter+0xffd/0x29c0 [ 851.007821][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 851.013875][ C0] ? mark_held_locks+0xe0/0xe0 [ 851.018615][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 851.024407][ C0] ext4_file_read_iter+0x145/0x1b0 [ 851.029496][ C0] new_sync_read+0x418/0x6d0 [ 851.035540][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 851.040983][ C0] ? security_file_permission+0x8a/0x370 [ 851.046591][ C0] __vfs_read+0xc9/0x100 [ 851.050809][ C0] vfs_read+0x1ea/0x430 [ 851.054962][ C0] ksys_read+0x127/0x250 [ 851.059178][ C0] ? kernel_write+0x120/0x120 [ 851.063848][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 851.069562][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 851.075267][ C0] do_syscall_64+0xb7/0x580 [ 851.079769][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 851.085646][ C0] RIP: 0033:0x45a649 [ 851.089529][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 851.109160][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 851.117551][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 851.125510][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 851.133555][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 851.141502][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 851.149805][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 851.158080][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 851.166723][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.176764][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 851.182633][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 851.202222][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 851.210616][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 851.218569][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 851.226519][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 851.234551][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 851.242497][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 851.250447][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 851.259354][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 851.265924][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 851.273886][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 851.281847][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 851.289797][ C0] Call Trace: [ 851.293072][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 851.298159][ C0] ? lru_deactivate_fn+0x910/0x910 [ 851.303250][ C0] __lru_cache_add+0x1a0/0x260 [ 851.308055][ C0] wp_page_copy+0x904/0x19b0 [ 851.312657][ C0] ? follow_pfn+0x210/0x210 [ 851.317148][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 851.321987][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 851.327267][ C0] do_wp_page+0x2cd/0x1b40 [ 851.331681][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 851.336691][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 851.342044][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 851.346986][ C0] __handle_mm_fault+0x1415/0x2980 [ 851.352076][ C0] ? mark_held_locks+0xe0/0xe0 [ 851.356879][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 851.362411][ C0] ? find_held_lock+0x2d/0x110 [ 851.367155][ C0] ? handle_mm_fault+0x1d5/0x910 [ 851.372792][ C0] ? mark_held_locks+0x9f/0xe0 [ 851.377534][ C0] handle_mm_fault+0x2f1/0x910 [ 851.382276][ C0] __do_page_fault+0x62b/0xcc0 [ 851.387013][ C0] ? __do_page_fault+0xc70/0xcc0 [ 851.391924][ C0] page_fault+0x34/0x40 [ 851.396059][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 851.402636][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 851.422735][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 851.428794][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 851.436751][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 851.444697][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 851.452644][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 851.460591][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 851.468549][ C0] copyout+0x11c/0x140 [ 851.472594][ C0] copy_page_to_iter+0x406/0xdc0 [ 851.477513][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 851.482683][ C0] generic_file_read_iter+0xffd/0x29c0 [ 851.488117][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 851.494158][ C0] ? mark_held_locks+0xe0/0xe0 [ 851.498894][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 851.504678][ C0] ext4_file_read_iter+0x145/0x1b0 [ 851.509764][ C0] new_sync_read+0x418/0x6d0 [ 851.514328][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 851.519760][ C0] ? security_file_permission+0x8a/0x370 [ 851.525368][ C0] __vfs_read+0xc9/0x100 [ 851.529756][ C0] vfs_read+0x1ea/0x430 [ 851.533885][ C0] ksys_read+0x127/0x250 [ 851.538107][ C0] ? kernel_write+0x120/0x120 [ 851.542768][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 851.548459][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 851.554151][ C0] do_syscall_64+0xb7/0x580 [ 851.558644][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 851.564530][ C0] RIP: 0033:0x45a649 [ 851.568409][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 851.588247][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 851.596718][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 851.604674][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 851.612704][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 851.621085][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 851.629032][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 851.637063][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 851.645724][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 851.655783][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 851.661673][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 851.681793][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 851.690190][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 851.698146][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 851.706108][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 851.714055][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 851.722001][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 851.729959][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 851.738862][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 851.745423][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 851.753381][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 851.761337][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 851.769282][ C0] Call Trace: [ 851.772552][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 851.777647][ C0] ? lru_deactivate_fn+0x910/0x910 [ 851.782729][ C0] __lru_cache_add+0x1a0/0x260 [ 851.787474][ C0] wp_page_copy+0x904/0x19b0 [ 851.792036][ C0] ? follow_pfn+0x210/0x210 [ 851.796514][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 851.801338][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 851.806610][ C0] do_wp_page+0x2cd/0x1b40 [ 851.811000][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 851.815998][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 851.821362][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 851.826278][ C0] __handle_mm_fault+0x1415/0x2980 [ 851.831375][ C0] ? mark_held_locks+0xe0/0xe0 [ 851.836115][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 851.841634][ C0] ? find_held_lock+0x2d/0x110 [ 851.846467][ C0] ? handle_mm_fault+0x1d5/0x910 [ 851.851385][ C0] ? mark_held_locks+0x9f/0xe0 [ 851.856124][ C0] handle_mm_fault+0x2f1/0x910 [ 851.860879][ C0] __do_page_fault+0x62b/0xcc0 [ 851.865618][ C0] ? __do_page_fault+0xc70/0xcc0 [ 851.870530][ C0] page_fault+0x34/0x40 [ 851.874671][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 851.881242][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 851.901273][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 851.907320][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 851.915277][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 851.923224][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 851.931171][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 851.939128][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 851.947087][ C0] copyout+0x11c/0x140 [ 851.951147][ C0] copy_page_to_iter+0x406/0xdc0 [ 851.956059][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 851.961232][ C0] generic_file_read_iter+0xffd/0x29c0 [ 851.966671][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 851.972720][ C0] ? mark_held_locks+0xe0/0xe0 [ 851.977457][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 851.983236][ C0] ext4_file_read_iter+0x145/0x1b0 [ 851.988326][ C0] new_sync_read+0x418/0x6d0 [ 851.992903][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 851.998349][ C0] ? security_file_permission+0x8a/0x370 [ 852.003964][ C0] __vfs_read+0xc9/0x100 [ 852.008178][ C0] vfs_read+0x1ea/0x430 [ 852.012311][ C0] ksys_read+0x127/0x250 [ 852.016528][ C0] ? kernel_write+0x120/0x120 [ 852.021188][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 852.027080][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 852.034119][ C0] do_syscall_64+0xb7/0x580 [ 852.038607][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 852.044585][ C0] RIP: 0033:0x45a649 [ 852.048460][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 852.068057][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 852.076454][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 852.084849][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 852.092804][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 852.100763][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 852.108714][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 852.116733][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 852.125378][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.135527][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 852.141425][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 852.161133][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 852.169551][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 852.177508][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 852.185475][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 852.193434][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 852.201394][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 852.209345][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 852.218280][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 852.224848][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 852.232798][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 852.240747][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 852.248695][ C0] Call Trace: [ 852.251979][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 852.257075][ C0] ? lru_deactivate_fn+0x910/0x910 [ 852.262160][ C0] __lru_cache_add+0x1a0/0x260 [ 852.266899][ C0] wp_page_copy+0x904/0x19b0 [ 852.271464][ C0] ? follow_pfn+0x210/0x210 [ 852.275946][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 852.280781][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 852.286044][ C0] do_wp_page+0x2cd/0x1b40 [ 852.290441][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 852.295460][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 852.300809][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 852.305721][ C0] __handle_mm_fault+0x1415/0x2980 [ 852.310808][ C0] ? mark_held_locks+0xe0/0xe0 [ 852.315547][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 852.321077][ C0] ? find_held_lock+0x2d/0x110 [ 852.325816][ C0] ? handle_mm_fault+0x1d5/0x910 [ 852.330739][ C0] ? mark_held_locks+0x9f/0xe0 [ 852.335478][ C0] handle_mm_fault+0x2f1/0x910 [ 852.340219][ C0] __do_page_fault+0x62b/0xcc0 [ 852.344961][ C0] ? __do_page_fault+0xc70/0xcc0 [ 852.349872][ C0] page_fault+0x34/0x40 [ 852.354015][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 852.360585][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 852.380176][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 852.386249][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 852.394229][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 852.402205][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 852.410172][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 852.418134][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 852.426271][ C0] copyout+0x11c/0x140 [ 852.430318][ C0] copy_page_to_iter+0x406/0xdc0 [ 852.435247][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 852.440508][ C0] generic_file_read_iter+0xffd/0x29c0 [ 852.445954][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 852.452005][ C0] ? mark_held_locks+0xe0/0xe0 [ 852.456741][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 852.462534][ C0] ext4_file_read_iter+0x145/0x1b0 [ 852.467620][ C0] new_sync_read+0x418/0x6d0 [ 852.472271][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 852.477932][ C0] ? security_file_permission+0x8a/0x370 [ 852.483728][ C0] __vfs_read+0xc9/0x100 [ 852.487952][ C0] vfs_read+0x1ea/0x430 [ 852.492156][ C0] ksys_read+0x127/0x250 [ 852.496511][ C0] ? kernel_write+0x120/0x120 [ 852.501274][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 852.506985][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 852.512698][ C0] do_syscall_64+0xb7/0x580 [ 852.517189][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 852.523077][ C0] RIP: 0033:0x45a649 [ 852.526957][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 852.546689][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 852.555081][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 852.563032][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 852.571138][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 852.579137][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 852.587089][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 852.595131][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 852.603779][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 852.613867][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 852.619742][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 852.639333][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 852.647781][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 852.655857][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 852.663810][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 852.671770][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 852.679725][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 852.687674][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 852.696592][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 852.703163][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 852.711112][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 852.719058][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 852.727083][ C0] Call Trace: [ 852.730371][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 852.735477][ C0] ? lru_deactivate_fn+0x910/0x910 [ 852.740570][ C0] __lru_cache_add+0x1a0/0x260 [ 852.745318][ C0] wp_page_copy+0x904/0x19b0 [ 852.749893][ C0] ? follow_pfn+0x210/0x210 [ 852.754449][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 852.759275][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 852.764531][ C0] do_wp_page+0x2cd/0x1b40 [ 852.768921][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 852.773921][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 852.779278][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 852.784276][ C0] __handle_mm_fault+0x1415/0x2980 [ 852.789362][ C0] ? mark_held_locks+0xe0/0xe0 [ 852.794118][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 852.799637][ C0] ? find_held_lock+0x2d/0x110 [ 852.804372][ C0] ? handle_mm_fault+0x1d5/0x910 [ 852.809282][ C0] ? mark_held_locks+0x9f/0xe0 [ 852.814036][ C0] handle_mm_fault+0x2f1/0x910 [ 852.818772][ C0] __do_page_fault+0x62b/0xcc0 [ 852.823512][ C0] ? __do_page_fault+0xc70/0xcc0 [ 852.828421][ C0] page_fault+0x34/0x40 [ 852.832551][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 852.839112][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 852.858699][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 852.864738][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 852.872700][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 852.880647][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 852.888604][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 852.896551][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 852.904504][ C0] copyout+0x11c/0x140 [ 852.908558][ C0] copy_page_to_iter+0x406/0xdc0 [ 852.913484][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 852.918655][ C0] generic_file_read_iter+0xffd/0x29c0 [ 852.924103][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 852.930157][ C0] ? mark_held_locks+0xe0/0xe0 [ 852.934896][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 852.940687][ C0] ext4_file_read_iter+0x145/0x1b0 [ 852.945774][ C0] new_sync_read+0x418/0x6d0 [ 852.950359][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 852.955802][ C0] ? security_file_permission+0x8a/0x370 [ 852.961410][ C0] __vfs_read+0xc9/0x100 [ 852.965635][ C0] vfs_read+0x1ea/0x430 [ 852.969762][ C0] ksys_read+0x127/0x250 [ 852.973989][ C0] ? kernel_write+0x120/0x120 [ 852.978668][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 852.984372][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 852.990080][ C0] do_syscall_64+0xb7/0x580 [ 852.994568][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 853.000539][ C0] RIP: 0033:0x45a649 [ 853.004418][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 853.023994][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 853.032388][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 853.040338][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 853.048287][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 853.056244][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 853.064199][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 853.072217][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 853.080880][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.090933][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 853.096826][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 853.116433][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 853.124844][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 853.132794][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 853.140743][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 853.148692][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 853.156638][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 853.164586][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 853.173492][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 853.180063][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 853.188023][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 853.195971][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 853.203916][ C0] Call Trace: [ 853.207192][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 853.212290][ C0] ? lru_deactivate_fn+0x910/0x910 [ 853.217389][ C0] __lru_cache_add+0x1a0/0x260 [ 853.222263][ C0] wp_page_copy+0x904/0x19b0 [ 853.226867][ C0] ? follow_pfn+0x210/0x210 [ 853.231357][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 853.236187][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 853.241467][ C0] do_wp_page+0x2cd/0x1b40 [ 853.245868][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 853.250873][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 853.256269][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 853.261227][ C0] __handle_mm_fault+0x1415/0x2980 [ 853.266329][ C0] ? mark_held_locks+0xe0/0xe0 [ 853.271088][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 853.276656][ C0] ? find_held_lock+0x2d/0x110 [ 853.281404][ C0] ? handle_mm_fault+0x1d5/0x910 [ 853.286326][ C0] ? mark_held_locks+0x9f/0xe0 [ 853.291331][ C0] handle_mm_fault+0x2f1/0x910 [ 853.296089][ C0] __do_page_fault+0x62b/0xcc0 [ 853.300917][ C0] ? __do_page_fault+0xc70/0xcc0 [ 853.305840][ C0] page_fault+0x34/0x40 [ 853.309976][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 853.316544][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 853.336123][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 853.342165][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 853.350201][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 853.358148][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 853.366104][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 853.374313][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 853.382364][ C0] copyout+0x11c/0x140 [ 853.386408][ C0] copy_page_to_iter+0x406/0xdc0 [ 853.391418][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 853.396591][ C0] generic_file_read_iter+0xffd/0x29c0 [ 853.402024][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 853.408072][ C0] ? mark_held_locks+0xe0/0xe0 [ 853.412830][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 853.418613][ C0] ext4_file_read_iter+0x145/0x1b0 [ 853.423708][ C0] new_sync_read+0x418/0x6d0 [ 853.428371][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 853.433822][ C0] ? security_file_permission+0x8a/0x370 [ 853.439427][ C0] __vfs_read+0xc9/0x100 [ 853.443642][ C0] vfs_read+0x1ea/0x430 [ 853.447773][ C0] ksys_read+0x127/0x250 [ 853.451998][ C0] ? kernel_write+0x120/0x120 [ 853.456648][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 853.462346][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 853.468037][ C0] do_syscall_64+0xb7/0x580 [ 853.472524][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 853.478399][ C0] RIP: 0033:0x45a649 [ 853.482287][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 853.501868][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 853.510261][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 853.518208][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 853.526152][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 853.534106][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 853.542055][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 853.550073][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 853.558716][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 853.568764][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 853.574651][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 853.594228][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 853.602612][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 853.610559][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 853.618510][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 853.626632][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 853.634579][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 853.642538][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 853.653743][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 853.660321][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 853.668314][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 853.676273][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 853.684242][ C0] Call Trace: [ 853.687533][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 853.692639][ C0] ? lru_deactivate_fn+0x910/0x910 [ 853.697726][ C0] __lru_cache_add+0x1a0/0x260 [ 853.702476][ C0] wp_page_copy+0x904/0x19b0 [ 853.707043][ C0] ? follow_pfn+0x210/0x210 [ 853.711526][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 853.716352][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 853.721626][ C0] do_wp_page+0x2cd/0x1b40 [ 853.726022][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 853.731023][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 853.736370][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 853.741286][ C0] __handle_mm_fault+0x1415/0x2980 [ 853.746381][ C0] ? mark_held_locks+0xe0/0xe0 [ 853.751123][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 853.756646][ C0] ? find_held_lock+0x2d/0x110 [ 853.761386][ C0] ? handle_mm_fault+0x1d5/0x910 [ 853.766302][ C0] ? mark_held_locks+0x9f/0xe0 [ 853.771045][ C0] handle_mm_fault+0x2f1/0x910 [ 853.775787][ C0] __do_page_fault+0x62b/0xcc0 [ 853.780537][ C0] ? __do_page_fault+0xc70/0xcc0 [ 853.785472][ C0] page_fault+0x34/0x40 [ 853.789608][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 853.796204][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 853.815889][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 853.821937][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 853.829895][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 853.837850][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 853.845800][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 853.853849][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 853.861810][ C0] copyout+0x11c/0x140 [ 853.865856][ C0] copy_page_to_iter+0x406/0xdc0 [ 853.870770][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 853.875957][ C0] generic_file_read_iter+0xffd/0x29c0 [ 853.881403][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 853.887447][ C0] ? mark_held_locks+0xe0/0xe0 [ 853.892200][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 853.898005][ C0] ext4_file_read_iter+0x145/0x1b0 [ 853.903092][ C0] new_sync_read+0x418/0x6d0 [ 853.907670][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 853.913119][ C0] ? security_file_permission+0x8a/0x370 [ 853.918733][ C0] __vfs_read+0xc9/0x100 [ 853.923038][ C0] vfs_read+0x1ea/0x430 [ 853.927194][ C0] ksys_read+0x127/0x250 [ 853.931430][ C0] ? kernel_write+0x120/0x120 [ 853.936217][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 853.941919][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 853.947622][ C0] do_syscall_64+0xb7/0x580 [ 853.952111][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 853.958000][ C0] RIP: 0033:0x45a649 [ 853.961879][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 853.981601][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 853.990000][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 853.997965][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 854.005941][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 854.013892][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 854.021854][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 854.029921][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 854.038574][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 854.048633][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 854.054511][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 854.074111][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 854.082502][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 854.090451][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 854.098404][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 854.106376][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 854.114333][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 854.122313][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 854.131233][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 854.137807][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 854.145757][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 854.153806][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 854.161783][ C0] Call Trace: [ 854.165069][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 854.170171][ C0] ? lru_deactivate_fn+0x910/0x910 [ 854.175273][ C0] __lru_cache_add+0x1a0/0x260 [ 854.180017][ C0] wp_page_copy+0x904/0x19b0 [ 854.184676][ C0] ? follow_pfn+0x210/0x210 [ 854.189158][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 854.193996][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 854.199269][ C0] do_wp_page+0x2cd/0x1b40 [ 854.203674][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 854.208695][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 854.214066][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 854.218990][ C0] __handle_mm_fault+0x1415/0x2980 [ 854.224088][ C0] ? mark_held_locks+0xe0/0xe0 [ 854.228862][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 854.234393][ C0] ? find_held_lock+0x2d/0x110 [ 854.239150][ C0] ? handle_mm_fault+0x1d5/0x910 [ 854.244069][ C0] ? mark_held_locks+0x9f/0xe0 [ 854.248822][ C0] handle_mm_fault+0x2f1/0x910 [ 854.253650][ C0] __do_page_fault+0x62b/0xcc0 [ 854.258387][ C0] ? __do_page_fault+0xc70/0xcc0 [ 854.263309][ C0] page_fault+0x34/0x40 [ 854.267446][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 854.274029][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 854.293964][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 854.300016][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 854.308069][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 854.316111][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 854.324063][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 854.332136][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 854.340114][ C0] copyout+0x11c/0x140 [ 854.344185][ C0] copy_page_to_iter+0x406/0xdc0 [ 854.349131][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 854.354401][ C0] generic_file_read_iter+0xffd/0x29c0 [ 854.359900][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 854.365958][ C0] ? mark_held_locks+0xe0/0xe0 [ 854.370716][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 854.376506][ C0] ext4_file_read_iter+0x145/0x1b0 [ 854.381601][ C0] new_sync_read+0x418/0x6d0 [ 854.386188][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 854.391630][ C0] ? security_file_permission+0x8a/0x370 [ 854.397282][ C0] __vfs_read+0xc9/0x100 [ 854.401505][ C0] vfs_read+0x1ea/0x430 [ 854.405640][ C0] ksys_read+0x127/0x250 [ 854.409859][ C0] ? kernel_write+0x120/0x120 [ 854.414517][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 854.420225][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 854.425931][ C0] do_syscall_64+0xb7/0x580 [ 854.430590][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 854.436728][ C0] RIP: 0033:0x45a649 [ 854.440607][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 854.460204][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 854.468617][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 854.476590][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 854.484548][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 854.492602][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 854.500552][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 854.508592][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 854.517240][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 854.527281][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 854.533167][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 854.552757][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 854.561157][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 854.569108][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 854.577070][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 854.585030][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 854.592991][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 854.600940][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 854.609932][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 854.616491][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 854.626356][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 854.634323][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 854.642277][ C0] Call Trace: [ 854.645556][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 854.650641][ C0] ? lru_deactivate_fn+0x910/0x910 [ 854.655737][ C0] __lru_cache_add+0x1a0/0x260 [ 854.660483][ C0] wp_page_copy+0x904/0x19b0 [ 854.665050][ C0] ? follow_pfn+0x210/0x210 [ 854.669525][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 854.674349][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 854.679607][ C0] do_wp_page+0x2cd/0x1b40 [ 854.683998][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 854.688994][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 854.694340][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 854.699261][ C0] __handle_mm_fault+0x1415/0x2980 [ 854.704348][ C0] ? mark_held_locks+0xe0/0xe0 [ 854.709103][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 854.714621][ C0] ? find_held_lock+0x2d/0x110 [ 854.719357][ C0] ? handle_mm_fault+0x1d5/0x910 [ 854.724267][ C0] ? mark_held_locks+0x9f/0xe0 [ 854.729013][ C0] handle_mm_fault+0x2f1/0x910 [ 854.733770][ C0] __do_page_fault+0x62b/0xcc0 [ 854.738506][ C0] ? __do_page_fault+0xc70/0xcc0 [ 854.743419][ C0] page_fault+0x34/0x40 [ 854.747548][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 854.754112][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 854.773699][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 854.779736][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 854.787682][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 854.795629][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 854.803573][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 854.811519][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 854.819475][ C0] copyout+0x11c/0x140 [ 854.823517][ C0] copy_page_to_iter+0x406/0xdc0 [ 854.828426][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 854.833597][ C0] generic_file_read_iter+0xffd/0x29c0 [ 854.839038][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 854.845096][ C0] ? mark_held_locks+0xe0/0xe0 [ 854.849846][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 854.855626][ C0] ext4_file_read_iter+0x145/0x1b0 [ 854.860748][ C0] new_sync_read+0x418/0x6d0 [ 854.865348][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 854.870801][ C0] ? security_file_permission+0x8a/0x370 [ 854.876426][ C0] __vfs_read+0xc9/0x100 [ 854.880660][ C0] vfs_read+0x1ea/0x430 [ 854.884807][ C0] ksys_read+0x127/0x250 [ 854.889026][ C0] ? kernel_write+0x120/0x120 [ 854.893692][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 854.899397][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 854.905093][ C0] do_syscall_64+0xb7/0x580 [ 854.909573][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 854.915447][ C0] RIP: 0033:0x45a649 [ 854.919320][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 854.938911][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 854.947303][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 854.955253][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 854.963216][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 854.971178][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 854.979128][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 854.987153][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 854.995799][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.005844][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 855.011717][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 855.031474][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 855.039872][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 855.047925][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 855.055886][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 855.063862][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 855.071832][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 855.079826][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 855.088749][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 855.095319][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 855.103269][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 855.111220][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 855.119184][ C0] Call Trace: [ 855.122457][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 855.127541][ C0] ? lru_deactivate_fn+0x910/0x910 [ 855.132625][ C0] __lru_cache_add+0x1a0/0x260 [ 855.137804][ C0] wp_page_copy+0x904/0x19b0 [ 855.142368][ C0] ? follow_pfn+0x210/0x210 [ 855.146847][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 855.151672][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 855.156936][ C0] do_wp_page+0x2cd/0x1b40 [ 855.161329][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 855.166329][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 855.171675][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 855.176605][ C0] __handle_mm_fault+0x1415/0x2980 [ 855.181703][ C0] ? mark_held_locks+0xe0/0xe0 [ 855.186448][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 855.191971][ C0] ? find_held_lock+0x2d/0x110 [ 855.196710][ C0] ? handle_mm_fault+0x1d5/0x910 [ 855.201636][ C0] ? mark_held_locks+0x9f/0xe0 [ 855.206376][ C0] handle_mm_fault+0x2f1/0x910 [ 855.211129][ C0] __do_page_fault+0x62b/0xcc0 [ 855.215866][ C0] ? __do_page_fault+0xc70/0xcc0 [ 855.220786][ C0] page_fault+0x34/0x40 [ 855.224923][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 855.231490][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 855.251074][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 855.257809][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 855.265776][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 855.276866][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 855.284826][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 855.292800][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 855.300782][ C0] copyout+0x11c/0x140 [ 855.304841][ C0] copy_page_to_iter+0x406/0xdc0 [ 855.309753][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 855.314934][ C0] generic_file_read_iter+0xffd/0x29c0 [ 855.320371][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 855.326418][ C0] ? mark_held_locks+0xe0/0xe0 [ 855.331156][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 855.336941][ C0] ext4_file_read_iter+0x145/0x1b0 [ 855.342027][ C0] new_sync_read+0x418/0x6d0 [ 855.346592][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 855.352023][ C0] ? security_file_permission+0x8a/0x370 [ 855.357652][ C0] __vfs_read+0xc9/0x100 [ 855.361896][ C0] vfs_read+0x1ea/0x430 [ 855.366050][ C0] ksys_read+0x127/0x250 [ 855.370383][ C0] ? kernel_write+0x120/0x120 [ 855.375054][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 855.380766][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 855.386466][ C0] do_syscall_64+0xb7/0x580 [ 855.390957][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 855.396832][ C0] RIP: 0033:0x45a649 [ 855.400716][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 855.428286][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 855.436807][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 855.444760][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 855.452720][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 855.460670][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 855.468626][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 855.476648][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 855.485301][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.495344][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 855.501219][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 855.521408][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 855.529795][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 855.538089][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 855.550127][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 855.558075][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 855.566021][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 855.573971][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 855.582876][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 855.589882][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 855.597838][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 855.605785][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 855.613730][ C0] Call Trace: [ 855.616999][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 855.622088][ C0] ? lru_deactivate_fn+0x910/0x910 [ 855.627170][ C0] __lru_cache_add+0x1a0/0x260 [ 855.632006][ C0] wp_page_copy+0x904/0x19b0 [ 855.636568][ C0] ? follow_pfn+0x210/0x210 [ 855.641046][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 855.645870][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 855.651141][ C0] do_wp_page+0x2cd/0x1b40 [ 855.655548][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 855.660548][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 855.665904][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 855.670818][ C0] __handle_mm_fault+0x1415/0x2980 [ 855.675906][ C0] ? mark_held_locks+0xe0/0xe0 [ 855.680644][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 855.686199][ C0] ? find_held_lock+0x2d/0x110 [ 855.690957][ C0] ? handle_mm_fault+0x1d5/0x910 [ 855.695895][ C0] ? mark_held_locks+0x9f/0xe0 [ 855.700642][ C0] handle_mm_fault+0x2f1/0x910 [ 855.705386][ C0] __do_page_fault+0x62b/0xcc0 [ 855.710131][ C0] ? __do_page_fault+0xc70/0xcc0 [ 855.715049][ C0] page_fault+0x34/0x40 [ 855.719184][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 855.725761][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 855.745341][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 855.751381][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 855.759329][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 855.767276][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 855.775222][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 855.783170][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 855.791127][ C0] copyout+0x11c/0x140 [ 855.795607][ C0] copy_page_to_iter+0x406/0xdc0 [ 855.800521][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 855.805705][ C0] generic_file_read_iter+0xffd/0x29c0 [ 855.811141][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 855.817194][ C0] ? mark_held_locks+0xe0/0xe0 [ 855.821932][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 855.827737][ C0] ext4_file_read_iter+0x145/0x1b0 [ 855.832837][ C0] new_sync_read+0x418/0x6d0 [ 855.837421][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 855.842872][ C0] ? security_file_permission+0x8a/0x370 [ 855.848497][ C0] __vfs_read+0xc9/0x100 [ 855.852723][ C0] vfs_read+0x1ea/0x430 [ 855.859722][ C0] ksys_read+0x127/0x250 [ 855.863941][ C0] ? kernel_write+0x120/0x120 [ 855.868593][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 855.874288][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 855.879980][ C0] do_syscall_64+0xb7/0x580 [ 855.884463][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 855.890330][ C0] RIP: 0033:0x45a649 [ 855.894217][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 855.913794][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 855.922180][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 855.930141][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 855.938106][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 855.946077][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 855.954032][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 855.962059][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 855.970810][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 855.980991][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 855.986867][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 856.006557][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 856.014944][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 856.022889][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 856.030838][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 856.038789][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 856.047370][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 856.055319][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 856.064245][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 856.070918][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 856.078898][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 856.086879][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 856.094843][ C0] Call Trace: [ 856.098117][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 856.105135][ C0] ? lru_deactivate_fn+0x910/0x910 [ 856.110230][ C0] __lru_cache_add+0x1a0/0x260 [ 856.114978][ C0] wp_page_copy+0x904/0x19b0 [ 856.119550][ C0] ? follow_pfn+0x210/0x210 [ 856.124044][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 856.128919][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 856.134189][ C0] do_wp_page+0x2cd/0x1b40 [ 856.138600][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 856.143605][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 856.148965][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 856.153904][ C0] __handle_mm_fault+0x1415/0x2980 [ 856.158995][ C0] ? mark_held_locks+0xe0/0xe0 [ 856.163845][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 856.169391][ C0] ? find_held_lock+0x2d/0x110 [ 856.174138][ C0] ? handle_mm_fault+0x1d5/0x910 [ 856.179074][ C0] ? mark_held_locks+0x9f/0xe0 [ 856.183856][ C0] handle_mm_fault+0x2f1/0x910 [ 856.188604][ C0] __do_page_fault+0x62b/0xcc0 [ 856.193345][ C0] ? __do_page_fault+0xc70/0xcc0 [ 856.198256][ C0] page_fault+0x34/0x40 [ 856.202391][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 856.208966][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 856.228565][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 856.234606][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 856.242565][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 856.250516][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 856.258466][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 856.266418][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 856.274389][ C0] copyout+0x11c/0x140 [ 856.278450][ C0] copy_page_to_iter+0x406/0xdc0 [ 856.283382][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 856.288598][ C0] generic_file_read_iter+0xffd/0x29c0 [ 856.294066][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 856.300132][ C0] ? mark_held_locks+0xe0/0xe0 [ 856.304876][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 856.310671][ C0] ext4_file_read_iter+0x145/0x1b0 [ 856.315761][ C0] new_sync_read+0x418/0x6d0 [ 856.320330][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 856.325767][ C0] ? security_file_permission+0x8a/0x370 [ 856.331376][ C0] __vfs_read+0xc9/0x100 [ 856.335689][ C0] vfs_read+0x1ea/0x430 [ 856.339818][ C0] ksys_read+0x127/0x250 [ 856.344034][ C0] ? kernel_write+0x120/0x120 [ 856.348687][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 856.354379][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 856.360073][ C0] do_syscall_64+0xb7/0x580 [ 856.364567][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 856.370433][ C0] RIP: 0033:0x45a649 [ 856.374317][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 856.393897][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 856.402282][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 856.410236][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 856.418183][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 856.426197][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 856.434197][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 856.442244][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 856.450896][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.460943][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 856.466819][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 856.486417][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 856.494807][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 856.502757][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 856.510715][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 856.518664][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 856.526614][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 856.534616][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 856.543529][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 856.550096][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 856.558053][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 856.566993][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 856.574944][ C0] Call Trace: [ 856.578318][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 856.583417][ C0] ? lru_deactivate_fn+0x910/0x910 [ 856.588502][ C0] __lru_cache_add+0x1a0/0x260 [ 856.593247][ C0] wp_page_copy+0x904/0x19b0 [ 856.597830][ C0] ? follow_pfn+0x210/0x210 [ 856.602318][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 856.607141][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 856.612400][ C0] do_wp_page+0x2cd/0x1b40 [ 856.616790][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 856.621796][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 856.627139][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 856.632049][ C0] __handle_mm_fault+0x1415/0x2980 [ 856.637150][ C0] ? mark_held_locks+0xe0/0xe0 [ 856.642324][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 856.647841][ C0] ? find_held_lock+0x2d/0x110 [ 856.652575][ C0] ? handle_mm_fault+0x1d5/0x910 [ 856.657486][ C0] ? mark_held_locks+0x9f/0xe0 [ 856.662225][ C0] handle_mm_fault+0x2f1/0x910 [ 856.666963][ C0] __do_page_fault+0x62b/0xcc0 [ 856.671704][ C0] ? __do_page_fault+0xc70/0xcc0 [ 856.676769][ C0] page_fault+0x34/0x40 [ 856.680905][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 856.687483][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 856.707062][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 856.713101][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 856.721058][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 856.729006][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 856.736950][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 856.744911][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 856.752865][ C0] copyout+0x11c/0x140 [ 856.756906][ C0] copy_page_to_iter+0x406/0xdc0 [ 856.761830][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 856.767011][ C0] generic_file_read_iter+0xffd/0x29c0 [ 856.772445][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 856.778484][ C0] ? mark_held_locks+0xe0/0xe0 [ 856.783239][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 856.789105][ C0] ext4_file_read_iter+0x145/0x1b0 [ 856.794194][ C0] new_sync_read+0x418/0x6d0 [ 856.798760][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 856.804198][ C0] ? security_file_permission+0x8a/0x370 [ 856.809801][ C0] __vfs_read+0xc9/0x100 [ 856.814017][ C0] vfs_read+0x1ea/0x430 [ 856.818153][ C0] ksys_read+0x127/0x250 [ 856.822381][ C0] ? kernel_write+0x120/0x120 [ 856.827031][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 856.832742][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 856.838521][ C0] do_syscall_64+0xb7/0x580 [ 856.843000][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 856.848864][ C0] RIP: 0033:0x45a649 [ 856.852737][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 856.872760][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 856.881146][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 856.889101][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 856.897058][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 856.905013][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 856.912960][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 856.920990][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 856.929643][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 856.939688][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 856.945556][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 856.965133][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 856.973515][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 856.981552][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 856.989503][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 856.997463][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 857.005427][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 857.013395][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 857.022404][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 857.028977][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 857.036956][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 857.044923][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 857.052879][ C0] Call Trace: [ 857.056160][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 857.062390][ C0] ? lru_deactivate_fn+0x910/0x910 [ 857.067473][ C0] __lru_cache_add+0x1a0/0x260 [ 857.072213][ C0] wp_page_copy+0x904/0x19b0 [ 857.076775][ C0] ? follow_pfn+0x210/0x210 [ 857.081256][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 857.086080][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 857.091341][ C0] do_wp_page+0x2cd/0x1b40 [ 857.095760][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 857.100772][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 857.106131][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 857.111063][ C0] __handle_mm_fault+0x1415/0x2980 [ 857.116232][ C0] ? mark_held_locks+0xe0/0xe0 [ 857.121005][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 857.126669][ C0] ? find_held_lock+0x2d/0x110 [ 857.131414][ C0] ? handle_mm_fault+0x1d5/0x910 [ 857.136378][ C0] ? mark_held_locks+0x9f/0xe0 [ 857.141120][ C0] handle_mm_fault+0x2f1/0x910 [ 857.145864][ C0] __do_page_fault+0x62b/0xcc0 [ 857.150603][ C0] ? __do_page_fault+0xc70/0xcc0 [ 857.155515][ C0] page_fault+0x34/0x40 [ 857.159784][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 857.166347][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 857.185952][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 857.192018][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 857.200492][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 857.208453][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 857.216401][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 857.224353][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 857.232433][ C0] copyout+0x11c/0x140 [ 857.236479][ C0] copy_page_to_iter+0x406/0xdc0 [ 857.241395][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 857.246571][ C0] generic_file_read_iter+0xffd/0x29c0 [ 857.252024][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 857.258262][ C0] ? mark_held_locks+0xe0/0xe0 [ 857.263029][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 857.268822][ C0] ext4_file_read_iter+0x145/0x1b0 [ 857.273932][ C0] new_sync_read+0x418/0x6d0 [ 857.278503][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 857.283941][ C0] ? security_file_permission+0x8a/0x370 [ 857.289735][ C0] __vfs_read+0xc9/0x100 [ 857.294063][ C0] vfs_read+0x1ea/0x430 [ 857.298386][ C0] ksys_read+0x127/0x250 [ 857.302873][ C0] ? kernel_write+0x120/0x120 [ 857.309177][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 857.314888][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 857.320586][ C0] do_syscall_64+0xb7/0x580 [ 857.325083][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 857.330977][ C0] RIP: 0033:0x45a649 [ 857.334859][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 857.354612][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 857.363001][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 857.370966][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 857.378930][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 857.386964][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 857.394917][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 857.402943][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 857.412137][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.422180][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 857.428054][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 857.447644][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 857.456031][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 857.463996][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 857.471945][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 857.479910][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 857.488138][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 857.496167][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 857.505203][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 857.511788][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 857.519740][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 857.527797][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 857.535744][ C0] Call Trace: [ 857.539030][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 857.544129][ C0] ? lru_deactivate_fn+0x910/0x910 [ 857.549214][ C0] __lru_cache_add+0x1a0/0x260 [ 857.553961][ C0] wp_page_copy+0x904/0x19b0 [ 857.558613][ C0] ? follow_pfn+0x210/0x210 [ 857.563105][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 857.567941][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 857.573234][ C0] do_wp_page+0x2cd/0x1b40 [ 857.577625][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 857.582639][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 857.587990][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 857.592910][ C0] __handle_mm_fault+0x1415/0x2980 [ 857.598026][ C0] ? mark_held_locks+0xe0/0xe0 [ 857.602864][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 857.608471][ C0] ? find_held_lock+0x2d/0x110 [ 857.613221][ C0] ? handle_mm_fault+0x1d5/0x910 [ 857.618134][ C0] ? mark_held_locks+0x9f/0xe0 [ 857.622887][ C0] handle_mm_fault+0x2f1/0x910 [ 857.627705][ C0] __do_page_fault+0x62b/0xcc0 [ 857.632588][ C0] ? __do_page_fault+0xc70/0xcc0 [ 857.637518][ C0] page_fault+0x34/0x40 [ 857.641661][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 857.648244][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 857.668422][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 857.674470][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 857.682419][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 857.690368][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 857.698414][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 857.706362][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 857.714323][ C0] copyout+0x11c/0x140 [ 857.718467][ C0] copy_page_to_iter+0x406/0xdc0 [ 857.723383][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 857.728557][ C0] generic_file_read_iter+0xffd/0x29c0 [ 857.734177][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 857.740222][ C0] ? mark_held_locks+0xe0/0xe0 [ 857.744992][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 857.750777][ C0] ext4_file_read_iter+0x145/0x1b0 [ 857.755888][ C0] new_sync_read+0x418/0x6d0 [ 857.760458][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 857.765896][ C0] ? security_file_permission+0x8a/0x370 [ 857.771517][ C0] __vfs_read+0xc9/0x100 [ 857.775737][ C0] vfs_read+0x1ea/0x430 [ 857.779947][ C0] ksys_read+0x127/0x250 [ 857.784228][ C0] ? kernel_write+0x120/0x120 [ 857.788895][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 857.794944][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 857.800923][ C0] do_syscall_64+0xb7/0x580 [ 857.805428][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 857.811300][ C0] RIP: 0033:0x45a649 [ 857.815175][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 857.834934][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 857.843332][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 857.851474][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 857.859541][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 857.867489][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 857.875438][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 857.883645][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 857.892291][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 857.902346][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 857.908215][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 857.927796][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 857.936181][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 857.944143][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 857.952102][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 857.960061][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 857.968194][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 857.976240][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 857.985145][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 857.991719][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 857.999687][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 858.007647][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 858.015606][ C0] Call Trace: [ 858.018874][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 858.023974][ C0] ? lru_deactivate_fn+0x910/0x910 [ 858.029070][ C0] __lru_cache_add+0x1a0/0x260 [ 858.033810][ C0] wp_page_copy+0x904/0x19b0 [ 858.038389][ C0] ? follow_pfn+0x210/0x210 [ 858.042885][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 858.047718][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 858.052981][ C0] do_wp_page+0x2cd/0x1b40 [ 858.057374][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 858.062374][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 858.067740][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 858.072662][ C0] __handle_mm_fault+0x1415/0x2980 [ 858.077848][ C0] ? mark_held_locks+0xe0/0xe0 [ 858.082614][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 858.088191][ C0] ? find_held_lock+0x2d/0x110 [ 858.092948][ C0] ? handle_mm_fault+0x1d5/0x910 [ 858.097870][ C0] ? mark_held_locks+0x9f/0xe0 [ 858.102614][ C0] handle_mm_fault+0x2f1/0x910 [ 858.107370][ C0] __do_page_fault+0x62b/0xcc0 [ 858.112132][ C0] ? __do_page_fault+0xc70/0xcc0 [ 858.117053][ C0] page_fault+0x34/0x40 [ 858.121211][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 858.127784][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 858.147366][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 858.153420][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 858.161397][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 858.169367][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 858.177381][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 858.185373][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 858.193537][ C0] copyout+0x11c/0x140 [ 858.197608][ C0] copy_page_to_iter+0x406/0xdc0 [ 858.202533][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 858.207878][ C0] generic_file_read_iter+0xffd/0x29c0 [ 858.213464][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 858.219528][ C0] ? mark_held_locks+0xe0/0xe0 [ 858.224364][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 858.230176][ C0] ext4_file_read_iter+0x145/0x1b0 [ 858.235401][ C0] new_sync_read+0x418/0x6d0 [ 858.240001][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 858.245458][ C0] ? security_file_permission+0x8a/0x370 [ 858.251086][ C0] __vfs_read+0xc9/0x100 [ 858.255331][ C0] vfs_read+0x1ea/0x430 [ 858.259602][ C0] ksys_read+0x127/0x250 [ 858.263839][ C0] ? kernel_write+0x120/0x120 [ 858.268689][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 858.274508][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 858.280329][ C0] do_syscall_64+0xb7/0x580 [ 858.284831][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 858.290721][ C0] RIP: 0033:0x45a649 [ 858.294747][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 858.315160][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 858.324571][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 858.333855][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 858.341978][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 858.349962][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 858.357939][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 858.366154][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 858.374815][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.384929][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 858.390805][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 858.410394][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 858.418786][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 858.426737][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 858.434862][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 858.442822][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 858.450783][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 858.458734][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 858.467637][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 858.474198][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 858.482149][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 858.490112][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 858.498084][ C0] Call Trace: [ 858.501371][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 858.506475][ C0] ? lru_deactivate_fn+0x910/0x910 [ 858.511562][ C0] __lru_cache_add+0x1a0/0x260 [ 858.516312][ C0] wp_page_copy+0x904/0x19b0 [ 858.520881][ C0] ? follow_pfn+0x210/0x210 [ 858.525365][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 858.530201][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 858.535462][ C0] do_wp_page+0x2cd/0x1b40 [ 858.540811][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 858.545820][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 858.551194][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 858.556193][ C0] __handle_mm_fault+0x1415/0x2980 [ 858.561299][ C0] ? mark_held_locks+0xe0/0xe0 [ 858.566054][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 858.571596][ C0] ? find_held_lock+0x2d/0x110 [ 858.576349][ C0] ? handle_mm_fault+0x1d5/0x910 [ 858.581394][ C0] ? mark_held_locks+0x9f/0xe0 [ 858.586455][ C0] handle_mm_fault+0x2f1/0x910 [ 858.591408][ C0] __do_page_fault+0x62b/0xcc0 [ 858.596524][ C0] ? __do_page_fault+0xc70/0xcc0 [ 858.601442][ C0] page_fault+0x34/0x40 [ 858.605618][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 858.612186][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 858.631770][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 858.637991][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 858.645939][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 858.653888][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 858.661836][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 858.669801][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 858.681233][ C0] copyout+0x11c/0x140 [ 858.685282][ C0] copy_page_to_iter+0x406/0xdc0 [ 858.690201][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 858.695398][ C0] generic_file_read_iter+0xffd/0x29c0 [ 858.700848][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 858.706900][ C0] ? mark_held_locks+0xe0/0xe0 [ 858.711640][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 858.717783][ C0] ext4_file_read_iter+0x145/0x1b0 [ 858.722875][ C0] new_sync_read+0x418/0x6d0 [ 858.727454][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 858.733387][ C0] ? security_file_permission+0x8a/0x370 [ 858.739019][ C0] __vfs_read+0xc9/0x100 [ 858.743244][ C0] vfs_read+0x1ea/0x430 [ 858.747382][ C0] ksys_read+0x127/0x250 [ 858.751606][ C0] ? kernel_write+0x120/0x120 [ 858.756266][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 858.761963][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 858.767662][ C0] do_syscall_64+0xb7/0x580 [ 858.772145][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 858.778032][ C0] RIP: 0033:0x45a649 [ 858.781911][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 858.801511][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 858.810089][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 858.818042][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 858.825995][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 858.833944][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 858.841894][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 858.849948][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 858.858644][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 858.868699][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 858.874572][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 858.894152][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 858.902542][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 858.910493][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 858.918891][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 858.926878][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 858.934852][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 858.942808][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 858.951727][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 858.958366][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 858.966387][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 858.974432][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 858.982426][ C0] Call Trace: [ 858.985714][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 858.990849][ C0] ? lru_deactivate_fn+0x910/0x910 [ 858.995959][ C0] __lru_cache_add+0x1a0/0x260 [ 859.000700][ C0] wp_page_copy+0x904/0x19b0 [ 859.005267][ C0] ? follow_pfn+0x210/0x210 [ 859.009746][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 859.014573][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 859.019851][ C0] do_wp_page+0x2cd/0x1b40 [ 859.024247][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 859.029246][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 859.034591][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 859.039508][ C0] __handle_mm_fault+0x1415/0x2980 [ 859.044596][ C0] ? mark_held_locks+0xe0/0xe0 [ 859.049336][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 859.054856][ C0] ? find_held_lock+0x2d/0x110 [ 859.059696][ C0] ? handle_mm_fault+0x1d5/0x910 [ 859.064623][ C0] ? mark_held_locks+0x9f/0xe0 [ 859.069362][ C0] handle_mm_fault+0x2f1/0x910 [ 859.074104][ C0] __do_page_fault+0x62b/0xcc0 [ 859.078859][ C0] ? __do_page_fault+0xc70/0xcc0 [ 859.083772][ C0] page_fault+0x34/0x40 [ 859.087910][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 859.094473][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 859.114059][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 859.120108][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 859.128062][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 859.136017][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 859.144005][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 859.151966][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 859.159941][ C0] copyout+0x11c/0x140 [ 859.163998][ C0] copy_page_to_iter+0x406/0xdc0 [ 859.169014][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 859.174206][ C0] generic_file_read_iter+0xffd/0x29c0 [ 859.179649][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 859.185711][ C0] ? mark_held_locks+0xe0/0xe0 [ 859.190458][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 859.196245][ C0] ext4_file_read_iter+0x145/0x1b0 [ 859.201343][ C0] new_sync_read+0x418/0x6d0 [ 859.205935][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 859.211375][ C0] ? security_file_permission+0x8a/0x370 [ 859.217000][ C0] __vfs_read+0xc9/0x100 [ 859.221222][ C0] vfs_read+0x1ea/0x430 [ 859.225352][ C0] ksys_read+0x127/0x250 [ 859.229569][ C0] ? kernel_write+0x120/0x120 [ 859.234218][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 859.239915][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 859.245608][ C0] do_syscall_64+0xb7/0x580 [ 859.250091][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 859.255959][ C0] RIP: 0033:0x45a649 [ 859.259852][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 859.279448][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 859.287888][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 859.295852][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 859.303804][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 859.311756][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 859.319718][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 859.327748][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 859.336392][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 859.346446][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 859.353442][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 859.373027][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 859.381533][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 859.390089][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 859.398083][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 859.406026][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 859.413977][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 859.421934][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 859.430849][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 859.437413][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 859.445358][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 859.453312][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 859.461366][ C0] Call Trace: [ 859.464646][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 859.469731][ C0] ? lru_deactivate_fn+0x910/0x910 [ 859.475432][ C0] __lru_cache_add+0x1a0/0x260 [ 859.480173][ C0] wp_page_copy+0x904/0x19b0 [ 859.484749][ C0] ? follow_pfn+0x210/0x210 [ 859.489238][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 859.494062][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 859.499331][ C0] do_wp_page+0x2cd/0x1b40 [ 859.503724][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 859.508720][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 859.514072][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 859.518981][ C0] __handle_mm_fault+0x1415/0x2980 [ 859.524077][ C0] ? mark_held_locks+0xe0/0xe0 [ 859.528817][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 859.534509][ C0] ? find_held_lock+0x2d/0x110 [ 859.539245][ C0] ? handle_mm_fault+0x1d5/0x910 [ 859.544155][ C0] ? mark_held_locks+0x9f/0xe0 [ 859.548894][ C0] handle_mm_fault+0x2f1/0x910 [ 859.553631][ C0] __do_page_fault+0x62b/0xcc0 [ 859.558366][ C0] ? __do_page_fault+0xc70/0xcc0 [ 859.563284][ C0] page_fault+0x34/0x40 [ 859.567425][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 859.574003][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 859.593667][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 859.599706][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 859.607653][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 859.615598][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 859.623541][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 859.631499][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 859.639456][ C0] copyout+0x11c/0x140 [ 859.643509][ C0] copy_page_to_iter+0x406/0xdc0 [ 859.648448][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 859.653639][ C0] generic_file_read_iter+0xffd/0x29c0 [ 859.659091][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 859.665149][ C0] ? mark_held_locks+0xe0/0xe0 [ 859.669978][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 859.675764][ C0] ext4_file_read_iter+0x145/0x1b0 [ 859.680907][ C0] new_sync_read+0x418/0x6d0 [ 859.685476][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 859.690914][ C0] ? security_file_permission+0x8a/0x370 [ 859.696537][ C0] __vfs_read+0xc9/0x100 [ 859.700759][ C0] vfs_read+0x1ea/0x430 [ 859.704899][ C0] ksys_read+0x127/0x250 [ 859.709127][ C0] ? kernel_write+0x120/0x120 [ 859.713783][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 859.719476][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 859.725170][ C0] do_syscall_64+0xb7/0x580 [ 859.729652][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 859.735521][ C0] RIP: 0033:0x45a649 [ 859.739575][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 859.759161][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 859.767546][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 859.775492][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 859.783444][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 859.791394][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 859.799530][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 859.807548][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 859.816190][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 859.826240][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 859.832111][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 859.851705][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 859.860099][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 859.868068][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 859.876015][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 859.883961][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 859.891908][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 859.899854][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 859.908766][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 859.915342][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 859.923310][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 859.931263][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 859.939213][ C0] Call Trace: [ 859.942486][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 859.947572][ C0] ? lru_deactivate_fn+0x910/0x910 [ 859.952657][ C0] __lru_cache_add+0x1a0/0x260 [ 859.957476][ C0] wp_page_copy+0x904/0x19b0 [ 859.962078][ C0] ? follow_pfn+0x210/0x210 [ 859.966586][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 859.971415][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 859.976676][ C0] do_wp_page+0x2cd/0x1b40 [ 859.981069][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 859.986089][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 859.991436][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 859.996357][ C0] __handle_mm_fault+0x1415/0x2980 [ 860.001443][ C0] ? mark_held_locks+0xe0/0xe0 [ 860.006191][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 860.011721][ C0] ? find_held_lock+0x2d/0x110 [ 860.016461][ C0] ? handle_mm_fault+0x1d5/0x910 [ 860.021393][ C0] ? mark_held_locks+0x9f/0xe0 [ 860.026134][ C0] handle_mm_fault+0x2f1/0x910 [ 860.030875][ C0] __do_page_fault+0x62b/0xcc0 [ 860.035633][ C0] ? __do_page_fault+0xc70/0xcc0 [ 860.040545][ C0] page_fault+0x34/0x40 [ 860.044686][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 860.051252][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 860.070845][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 860.076889][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 860.084836][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 860.092793][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 860.100776][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 860.108735][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 860.116710][ C0] copyout+0x11c/0x140 [ 860.120761][ C0] copy_page_to_iter+0x406/0xdc0 [ 860.125682][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 860.130870][ C0] generic_file_read_iter+0xffd/0x29c0 [ 860.136307][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 860.142726][ C0] ? mark_held_locks+0xe0/0xe0 [ 860.147464][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 860.153580][ C0] ext4_file_read_iter+0x145/0x1b0 [ 860.158687][ C0] new_sync_read+0x418/0x6d0 [ 860.163263][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 860.168704][ C0] ? security_file_permission+0x8a/0x370 [ 860.174309][ C0] __vfs_read+0xc9/0x100 [ 860.178790][ C0] vfs_read+0x1ea/0x430 [ 860.182918][ C0] ksys_read+0x127/0x250 [ 860.187135][ C0] ? kernel_write+0x120/0x120 [ 860.191790][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 860.197480][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 860.203261][ C0] do_syscall_64+0xb7/0x580 [ 860.207761][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 860.213645][ C0] RIP: 0033:0x45a649 [ 860.217649][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 860.237237][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 860.245626][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 860.253572][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 860.261519][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 860.269480][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 860.277489][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 860.285781][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 860.295038][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 860.305082][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 860.310955][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 860.330535][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 860.338924][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 860.346880][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 860.354841][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 860.362801][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 860.370757][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 860.378709][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 860.387626][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 860.394203][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 860.402150][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 860.410102][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 860.418068][ C0] Call Trace: [ 860.421341][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 860.426429][ C0] ? lru_deactivate_fn+0x910/0x910 [ 860.431515][ C0] __lru_cache_add+0x1a0/0x260 [ 860.436267][ C0] wp_page_copy+0x904/0x19b0 [ 860.440841][ C0] ? follow_pfn+0x210/0x210 [ 860.445322][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 860.450149][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 860.455410][ C0] do_wp_page+0x2cd/0x1b40 [ 860.459810][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 860.464811][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 860.470159][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 860.475073][ C0] __handle_mm_fault+0x1415/0x2980 [ 860.480163][ C0] ? mark_held_locks+0xe0/0xe0 [ 860.485233][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 860.490774][ C0] ? find_held_lock+0x2d/0x110 [ 860.495557][ C0] ? handle_mm_fault+0x1d5/0x910 [ 860.500476][ C0] ? mark_held_locks+0x9f/0xe0 [ 860.505219][ C0] handle_mm_fault+0x2f1/0x910 [ 860.509963][ C0] __do_page_fault+0x62b/0xcc0 [ 860.514800][ C0] ? __do_page_fault+0xc70/0xcc0 [ 860.519710][ C0] page_fault+0x34/0x40 [ 860.523843][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 860.530437][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 860.550483][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 860.556535][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 860.564491][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 860.572449][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 860.580421][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 860.588377][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 860.596340][ C0] copyout+0x11c/0x140 [ 860.600386][ C0] copy_page_to_iter+0x406/0xdc0 [ 860.605298][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 860.610475][ C0] generic_file_read_iter+0xffd/0x29c0 [ 860.615997][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 860.622137][ C0] ? mark_held_locks+0xe0/0xe0 [ 860.626873][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 860.632652][ C0] ext4_file_read_iter+0x145/0x1b0 [ 860.637737][ C0] new_sync_read+0x418/0x6d0 [ 860.642301][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 860.647736][ C0] ? security_file_permission+0x8a/0x370 [ 860.653341][ C0] __vfs_read+0xc9/0x100 [ 860.657556][ C0] vfs_read+0x1ea/0x430 [ 860.661687][ C0] ksys_read+0x127/0x250 [ 860.665913][ C0] ? kernel_write+0x120/0x120 [ 860.670565][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 860.676260][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 860.681954][ C0] do_syscall_64+0xb7/0x580 [ 860.686435][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 860.692310][ C0] RIP: 0033:0x45a649 [ 860.696181][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 860.715798][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 860.724221][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 860.732306][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 860.740269][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 860.748425][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 860.756476][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 860.764522][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 860.773178][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 860.783217][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 860.789087][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 860.808762][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 860.817148][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 860.825103][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 860.833048][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 860.840995][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 860.848942][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 860.856888][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 860.865790][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 860.872348][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 860.880297][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 860.888249][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 860.896194][ C0] Call Trace: [ 860.899477][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 860.904674][ C0] ? lru_deactivate_fn+0x910/0x910 [ 860.909759][ C0] __lru_cache_add+0x1a0/0x260 [ 860.914499][ C0] wp_page_copy+0x904/0x19b0 [ 860.919151][ C0] ? follow_pfn+0x210/0x210 [ 860.923627][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 860.928450][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 860.933712][ C0] do_wp_page+0x2cd/0x1b40 [ 860.938197][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 860.943194][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 860.948556][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 860.953467][ C0] __handle_mm_fault+0x1415/0x2980 [ 860.958554][ C0] ? mark_held_locks+0xe0/0xe0 [ 860.963291][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 860.968817][ C0] ? find_held_lock+0x2d/0x110 [ 860.973555][ C0] ? handle_mm_fault+0x1d5/0x910 [ 860.978554][ C0] ? mark_held_locks+0x9f/0xe0 [ 860.983302][ C0] handle_mm_fault+0x2f1/0x910 [ 860.988042][ C0] __do_page_fault+0x62b/0xcc0 [ 860.992882][ C0] ? __do_page_fault+0xc70/0xcc0 [ 860.997802][ C0] page_fault+0x34/0x40 [ 861.001942][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 861.008505][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 861.028094][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 861.034135][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 861.042095][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 861.050042][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 861.058258][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 861.066216][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 861.074171][ C0] copyout+0x11c/0x140 [ 861.078221][ C0] copy_page_to_iter+0x406/0xdc0 [ 861.083143][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 861.088325][ C0] generic_file_read_iter+0xffd/0x29c0 [ 861.093781][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 861.099889][ C0] ? mark_held_locks+0xe0/0xe0 [ 861.104641][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 861.110429][ C0] ext4_file_read_iter+0x145/0x1b0 [ 861.115522][ C0] new_sync_read+0x418/0x6d0 [ 861.120090][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 861.125540][ C0] ? security_file_permission+0x8a/0x370 [ 861.131164][ C0] __vfs_read+0xc9/0x100 [ 861.135393][ C0] vfs_read+0x1ea/0x430 [ 861.139535][ C0] ksys_read+0x127/0x250 [ 861.143763][ C0] ? kernel_write+0x120/0x120 [ 861.148417][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 861.154114][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 861.159806][ C0] do_syscall_64+0xb7/0x580 [ 861.164287][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.170154][ C0] RIP: 0033:0x45a649 [ 861.174038][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 861.193615][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 861.202002][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 861.209963][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 861.217924][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 861.225885][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 861.233848][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 861.241864][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 861.250509][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.260557][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 861.266444][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 861.286041][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 861.294447][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 861.302402][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 861.310355][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 861.318348][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 861.326308][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 861.334267][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 861.343175][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 861.349736][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 861.357684][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 861.365631][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 861.373587][ C0] Call Trace: [ 861.376870][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 861.381965][ C0] ? lru_deactivate_fn+0x910/0x910 [ 861.387053][ C0] __lru_cache_add+0x1a0/0x260 [ 861.391905][ C0] wp_page_copy+0x904/0x19b0 [ 861.396475][ C0] ? follow_pfn+0x210/0x210 [ 861.400958][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 861.405786][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 861.411050][ C0] do_wp_page+0x2cd/0x1b40 [ 861.415446][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 861.420447][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 861.425795][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 861.430718][ C0] __handle_mm_fault+0x1415/0x2980 [ 861.435810][ C0] ? mark_held_locks+0xe0/0xe0 [ 861.440550][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 861.446081][ C0] ? find_held_lock+0x2d/0x110 [ 861.450820][ C0] ? handle_mm_fault+0x1d5/0x910 [ 861.455735][ C0] ? mark_held_locks+0x9f/0xe0 [ 861.460475][ C0] handle_mm_fault+0x2f1/0x910 [ 861.465223][ C0] __do_page_fault+0x62b/0xcc0 [ 861.469961][ C0] ? __do_page_fault+0xc70/0xcc0 [ 861.474874][ C0] page_fault+0x34/0x40 [ 861.479015][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 861.485579][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 861.505159][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 861.511196][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 861.519587][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 861.527532][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 861.535495][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 861.545089][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 861.553042][ C0] copyout+0x11c/0x140 [ 861.557083][ C0] copy_page_to_iter+0x406/0xdc0 [ 861.561992][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 861.567160][ C0] generic_file_read_iter+0xffd/0x29c0 [ 861.572600][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 861.578638][ C0] ? mark_held_locks+0xe0/0xe0 [ 861.583384][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 861.589164][ C0] ext4_file_read_iter+0x145/0x1b0 [ 861.594250][ C0] new_sync_read+0x418/0x6d0 [ 861.598814][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 861.604256][ C0] ? security_file_permission+0x8a/0x370 [ 861.609861][ C0] __vfs_read+0xc9/0x100 [ 861.614080][ C0] vfs_read+0x1ea/0x430 [ 861.618218][ C0] ksys_read+0x127/0x250 [ 861.622437][ C0] ? kernel_write+0x120/0x120 [ 861.627100][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 861.632792][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 861.638659][ C0] do_syscall_64+0xb7/0x580 [ 861.643140][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 861.649035][ C0] RIP: 0033:0x45a649 [ 861.652909][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 861.672662][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 861.681049][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 861.689441][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 861.697385][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 861.705342][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 861.713290][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 861.721338][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 861.729986][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 861.740031][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 861.745911][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 861.765489][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 861.773872][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 861.781836][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 861.789794][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 861.797758][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 861.805713][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 861.813673][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 861.822590][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 861.829153][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 861.837113][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 861.845073][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 861.853016][ C0] Call Trace: [ 861.856299][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 861.861398][ C0] ? lru_deactivate_fn+0x910/0x910 [ 861.866484][ C0] __lru_cache_add+0x1a0/0x260 [ 861.871224][ C0] wp_page_copy+0x904/0x19b0 [ 861.875787][ C0] ? follow_pfn+0x210/0x210 [ 861.880269][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 861.885095][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 861.890356][ C0] do_wp_page+0x2cd/0x1b40 [ 861.894747][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 861.899743][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 861.905955][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 861.910870][ C0] __handle_mm_fault+0x1415/0x2980 [ 861.915956][ C0] ? mark_held_locks+0xe0/0xe0 [ 861.920785][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 861.927695][ C0] ? find_held_lock+0x2d/0x110 [ 861.932435][ C0] ? handle_mm_fault+0x1d5/0x910 [ 861.937353][ C0] ? mark_held_locks+0x9f/0xe0 [ 861.942089][ C0] handle_mm_fault+0x2f1/0x910 [ 861.946827][ C0] __do_page_fault+0x62b/0xcc0 [ 861.951566][ C0] ? __do_page_fault+0xc70/0xcc0 [ 861.956476][ C0] page_fault+0x34/0x40 [ 861.960611][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 861.967187][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 861.986764][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 861.992805][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 862.000759][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 862.009065][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 862.017037][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 862.024986][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 862.032941][ C0] copyout+0x11c/0x140 [ 862.036983][ C0] copy_page_to_iter+0x406/0xdc0 [ 862.041901][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 862.047073][ C0] generic_file_read_iter+0xffd/0x29c0 [ 862.052507][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 862.058560][ C0] ? mark_held_locks+0xe0/0xe0 [ 862.063366][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 862.069198][ C0] ext4_file_read_iter+0x145/0x1b0 [ 862.074823][ C0] new_sync_read+0x418/0x6d0 [ 862.079394][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 862.084858][ C0] ? security_file_permission+0x8a/0x370 [ 862.090468][ C0] __vfs_read+0xc9/0x100 [ 862.094688][ C0] vfs_read+0x1ea/0x430 [ 862.098819][ C0] ksys_read+0x127/0x250 [ 862.103037][ C0] ? kernel_write+0x120/0x120 [ 862.107690][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 862.113399][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 862.119090][ C0] do_syscall_64+0xb7/0x580 [ 862.123575][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 862.129444][ C0] RIP: 0033:0x45a649 [ 862.133331][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 862.152912][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 862.161309][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 862.169256][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 862.177203][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 862.185147][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 862.193093][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 862.201215][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 862.209862][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.219924][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 862.225795][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 862.245497][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 862.253893][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 862.261952][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 862.269910][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 862.277885][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 862.285833][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 862.293784][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 862.302696][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 862.309255][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 862.317202][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 862.325149][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 862.333092][ C0] Call Trace: [ 862.336372][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 862.341459][ C0] ? lru_deactivate_fn+0x910/0x910 [ 862.346565][ C0] __lru_cache_add+0x1a0/0x260 [ 862.351323][ C0] wp_page_copy+0x904/0x19b0 [ 862.355961][ C0] ? follow_pfn+0x210/0x210 [ 862.360450][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 862.365281][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 862.370549][ C0] do_wp_page+0x2cd/0x1b40 [ 862.374947][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 862.379963][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 862.385318][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 862.390235][ C0] __handle_mm_fault+0x1415/0x2980 [ 862.395335][ C0] ? mark_held_locks+0xe0/0xe0 [ 862.400097][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 862.405629][ C0] ? find_held_lock+0x2d/0x110 [ 862.410370][ C0] ? handle_mm_fault+0x1d5/0x910 [ 862.415295][ C0] ? mark_held_locks+0x9f/0xe0 [ 862.420034][ C0] handle_mm_fault+0x2f1/0x910 [ 862.424775][ C0] __do_page_fault+0x62b/0xcc0 [ 862.429531][ C0] ? __do_page_fault+0xc70/0xcc0 [ 862.434445][ C0] page_fault+0x34/0x40 [ 862.438585][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 862.445152][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 862.464737][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 862.470868][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 862.478819][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 862.486770][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 862.494809][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 862.502788][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 862.510771][ C0] copyout+0x11c/0x140 [ 862.514823][ C0] copy_page_to_iter+0x406/0xdc0 [ 862.519767][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 862.524946][ C0] generic_file_read_iter+0xffd/0x29c0 [ 862.530388][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 862.536462][ C0] ? mark_held_locks+0xe0/0xe0 [ 862.541226][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 862.547029][ C0] ext4_file_read_iter+0x145/0x1b0 [ 862.552120][ C0] new_sync_read+0x418/0x6d0 [ 862.556863][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 862.562302][ C0] ? security_file_permission+0x8a/0x370 [ 862.567912][ C0] __vfs_read+0xc9/0x100 [ 862.572163][ C0] vfs_read+0x1ea/0x430 [ 862.576298][ C0] ksys_read+0x127/0x250 [ 862.580540][ C0] ? kernel_write+0x120/0x120 [ 862.585203][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 862.590994][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 862.596697][ C0] do_syscall_64+0xb7/0x580 [ 862.601186][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 862.607060][ C0] RIP: 0033:0x45a649 [ 862.611025][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 862.631032][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 862.639433][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 862.647389][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 862.655341][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 862.663299][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 862.671254][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 862.679310][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 862.688085][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 862.698160][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 862.704037][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 862.723733][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 862.732507][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 862.740471][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 862.748439][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 862.756727][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 862.764902][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 862.772865][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 862.781783][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 862.788480][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 862.796452][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 862.804498][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 862.812477][ C0] Call Trace: [ 862.815800][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 862.821046][ C0] ? lru_deactivate_fn+0x910/0x910 [ 862.826174][ C0] __lru_cache_add+0x1a0/0x260 [ 862.830933][ C0] wp_page_copy+0x904/0x19b0 [ 862.835517][ C0] ? follow_pfn+0x210/0x210 [ 862.840008][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 862.844886][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 862.851341][ C0] do_wp_page+0x2cd/0x1b40 [ 862.855929][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 862.861100][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 862.866604][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 862.871593][ C0] __handle_mm_fault+0x1415/0x2980 [ 862.876707][ C0] ? mark_held_locks+0xe0/0xe0 [ 862.881691][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 862.887397][ C0] ? find_held_lock+0x2d/0x110 [ 862.892281][ C0] ? handle_mm_fault+0x1d5/0x910 [ 862.897211][ C0] ? mark_held_locks+0x9f/0xe0 [ 862.902018][ C0] handle_mm_fault+0x2f1/0x910 [ 862.906900][ C0] __do_page_fault+0x62b/0xcc0 [ 862.911673][ C0] ? __do_page_fault+0xc70/0xcc0 [ 862.916875][ C0] page_fault+0x34/0x40 [ 862.921085][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 862.927668][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 862.947569][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 862.954461][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 862.962635][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 862.971085][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 862.979054][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 862.987104][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 862.995167][ C0] copyout+0x11c/0x140 [ 862.999338][ C0] copy_page_to_iter+0x406/0xdc0 [ 863.004266][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 863.009461][ C0] generic_file_read_iter+0xffd/0x29c0 [ 863.014905][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 863.021046][ C0] ? mark_held_locks+0xe0/0xe0 [ 863.025855][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 863.031717][ C0] ext4_file_read_iter+0x145/0x1b0 [ 863.037222][ C0] new_sync_read+0x418/0x6d0 [ 863.041937][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 863.047383][ C0] ? security_file_permission+0x8a/0x370 [ 863.053318][ C0] __vfs_read+0xc9/0x100 [ 863.057871][ C0] vfs_read+0x1ea/0x430 [ 863.062292][ C0] ksys_read+0x127/0x250 [ 863.066531][ C0] ? kernel_write+0x120/0x120 [ 863.071210][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 863.076928][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 863.082892][ C0] do_syscall_64+0xb7/0x580 [ 863.087394][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 863.093310][ C0] RIP: 0033:0x45a649 [ 863.097204][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 863.116835][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 863.125592][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 863.133854][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 863.141819][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 863.149871][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 863.158179][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 863.166870][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 863.175655][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.185719][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 863.191628][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 863.211835][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 863.220406][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 863.228418][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 863.236747][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 863.245226][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 863.253431][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 863.261681][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 863.270609][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 863.277400][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 863.285368][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 863.293709][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 863.301942][ C0] Call Trace: [ 863.305512][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 863.310965][ C0] ? lru_deactivate_fn+0x910/0x910 [ 863.316429][ C0] __lru_cache_add+0x1a0/0x260 [ 863.321280][ C0] wp_page_copy+0x904/0x19b0 [ 863.325951][ C0] ? follow_pfn+0x210/0x210 [ 863.330453][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 863.335309][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 863.340856][ C0] do_wp_page+0x2cd/0x1b40 [ 863.345302][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 863.350321][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 863.356073][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 863.361408][ C0] __handle_mm_fault+0x1415/0x2980 [ 863.367026][ C0] ? mark_held_locks+0xe0/0xe0 [ 863.372344][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 863.378321][ C0] ? find_held_lock+0x2d/0x110 [ 863.383302][ C0] ? handle_mm_fault+0x1d5/0x910 [ 863.388268][ C0] ? mark_held_locks+0x9f/0xe0 [ 863.393024][ C0] handle_mm_fault+0x2f1/0x910 [ 863.397779][ C0] __do_page_fault+0x62b/0xcc0 [ 863.402754][ C0] ? __do_page_fault+0xc70/0xcc0 [ 863.407720][ C0] page_fault+0x34/0x40 [ 863.411881][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 863.418729][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 863.441150][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 863.447425][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 863.455782][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 863.463892][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 863.472038][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 863.480311][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 863.488533][ C0] copyout+0x11c/0x140 [ 863.492601][ C0] copy_page_to_iter+0x406/0xdc0 [ 863.497581][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 863.502859][ C0] generic_file_read_iter+0xffd/0x29c0 [ 863.508710][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 863.514772][ C0] ? mark_held_locks+0xe0/0xe0 [ 863.519527][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 863.525323][ C0] ext4_file_read_iter+0x145/0x1b0 [ 863.530428][ C0] new_sync_read+0x418/0x6d0 [ 863.535075][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 863.540592][ C0] ? security_file_permission+0x8a/0x370 [ 863.546493][ C0] __vfs_read+0xc9/0x100 [ 863.550855][ C0] vfs_read+0x1ea/0x430 [ 863.555011][ C0] ksys_read+0x127/0x250 [ 863.559393][ C0] ? kernel_write+0x120/0x120 [ 863.564124][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 863.569884][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 863.575600][ C0] do_syscall_64+0xb7/0x580 [ 863.580161][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 863.586199][ C0] RIP: 0033:0x45a649 [ 863.590585][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 863.610566][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 863.619082][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 863.627168][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 863.635306][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 863.643566][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 863.651669][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 863.659837][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 863.668612][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 863.678716][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 863.684657][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 863.704532][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 863.713064][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 863.721029][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 863.729346][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 863.737446][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 863.745534][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 863.753498][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 863.762580][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 863.769295][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 863.777296][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 863.785255][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 863.793214][ C0] Call Trace: [ 863.796497][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 863.801600][ C0] ? lru_deactivate_fn+0x910/0x910 [ 863.806706][ C0] __lru_cache_add+0x1a0/0x260 [ 863.811920][ C0] wp_page_copy+0x904/0x19b0 [ 863.816505][ C0] ? follow_pfn+0x210/0x210 [ 863.821001][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 863.825968][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 863.831259][ C0] do_wp_page+0x2cd/0x1b40 [ 863.835715][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 863.840792][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 863.846325][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 863.851262][ C0] __handle_mm_fault+0x1415/0x2980 [ 863.856667][ C0] ? mark_held_locks+0xe0/0xe0 [ 863.861551][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 863.867302][ C0] ? find_held_lock+0x2d/0x110 [ 863.872147][ C0] ? handle_mm_fault+0x1d5/0x910 [ 863.877161][ C0] ? mark_held_locks+0x9f/0xe0 [ 863.881976][ C0] handle_mm_fault+0x2f1/0x910 [ 863.886748][ C0] __do_page_fault+0x62b/0xcc0 [ 863.891505][ C0] ? __do_page_fault+0xc70/0xcc0 [ 863.896525][ C0] page_fault+0x34/0x40 [ 863.900688][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 863.907310][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 863.927719][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 863.933940][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 863.942082][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 863.950223][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 863.958318][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 863.966483][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 863.974822][ C0] copyout+0x11c/0x140 [ 863.978881][ C0] copy_page_to_iter+0x406/0xdc0 [ 863.984077][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 863.989311][ C0] generic_file_read_iter+0xffd/0x29c0 [ 863.994763][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 864.001083][ C0] ? mark_held_locks+0xe0/0xe0 [ 864.005918][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 864.011728][ C0] ext4_file_read_iter+0x145/0x1b0 [ 864.017066][ C0] new_sync_read+0x418/0x6d0 [ 864.021881][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 864.027728][ C0] ? security_file_permission+0x8a/0x370 [ 864.033507][ C0] __vfs_read+0xc9/0x100 [ 864.037974][ C0] vfs_read+0x1ea/0x430 [ 864.042410][ C0] ksys_read+0x127/0x250 [ 864.046647][ C0] ? kernel_write+0x120/0x120 [ 864.051315][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 864.057352][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 864.063420][ C0] do_syscall_64+0xb7/0x580 [ 864.068230][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 864.074121][ C0] RIP: 0033:0x45a649 [ 864.078021][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 864.098419][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 864.106843][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 864.114856][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 864.122860][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 864.130936][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 864.139183][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 864.147576][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 864.156455][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.166615][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 864.172517][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 864.192619][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 864.201631][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 864.209594][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 864.217559][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 864.225702][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 864.233678][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 864.242205][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 864.251135][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 864.257905][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 864.266417][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 864.274485][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 864.282487][ C0] Call Trace: [ 864.285819][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 864.290922][ C0] ? lru_deactivate_fn+0x910/0x910 [ 864.296030][ C0] __lru_cache_add+0x1a0/0x260 [ 864.300851][ C0] wp_page_copy+0x904/0x19b0 [ 864.305719][ C0] ? follow_pfn+0x210/0x210 [ 864.310330][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.315287][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 864.320564][ C0] do_wp_page+0x2cd/0x1b40 [ 864.324968][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 864.330111][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 864.335492][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 864.340452][ C0] __handle_mm_fault+0x1415/0x2980 [ 864.345555][ C0] ? mark_held_locks+0xe0/0xe0 [ 864.350396][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 864.356069][ C0] ? find_held_lock+0x2d/0x110 [ 864.360892][ C0] ? handle_mm_fault+0x1d5/0x910 [ 864.365820][ C0] ? mark_held_locks+0x9f/0xe0 [ 864.370671][ C0] handle_mm_fault+0x2f1/0x910 [ 864.375524][ C0] __do_page_fault+0x62b/0xcc0 [ 864.380461][ C0] ? __do_page_fault+0xc70/0xcc0 [ 864.385483][ C0] page_fault+0x34/0x40 [ 864.389997][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 864.396691][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 864.417762][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 864.425050][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 864.433706][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 864.442415][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 864.451913][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 864.460076][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 864.468102][ C0] copyout+0x11c/0x140 [ 864.472165][ C0] copy_page_to_iter+0x406/0xdc0 [ 864.477282][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 864.482618][ C0] generic_file_read_iter+0xffd/0x29c0 [ 864.488120][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 864.494276][ C0] ? mark_held_locks+0xe0/0xe0 [ 864.499181][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 864.505054][ C0] ext4_file_read_iter+0x145/0x1b0 [ 864.510328][ C0] new_sync_read+0x418/0x6d0 [ 864.515096][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 864.520873][ C0] ? security_file_permission+0x8a/0x370 [ 864.526932][ C0] __vfs_read+0xc9/0x100 [ 864.531288][ C0] vfs_read+0x1ea/0x430 [ 864.535634][ C0] ksys_read+0x127/0x250 [ 864.539870][ C0] ? kernel_write+0x120/0x120 [ 864.544544][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 864.550252][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 864.556105][ C0] do_syscall_64+0xb7/0x580 [ 864.560600][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 864.566605][ C0] RIP: 0033:0x45a649 [ 864.570576][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 864.590502][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 864.598908][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 864.607243][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 864.615202][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 864.623246][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 864.631206][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 864.639374][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 864.648069][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 864.658160][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 864.664132][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 864.683976][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 864.692408][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 864.700368][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 864.708330][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 864.716534][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 864.724710][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 864.732767][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 864.741831][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 864.748674][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 864.756640][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 864.766162][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 864.774120][ C0] Call Trace: [ 864.777455][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 864.782561][ C0] ? lru_deactivate_fn+0x910/0x910 [ 864.787687][ C0] __lru_cache_add+0x1a0/0x260 [ 864.792505][ C0] wp_page_copy+0x904/0x19b0 [ 864.797083][ C0] ? follow_pfn+0x210/0x210 [ 864.801669][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 864.806507][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 864.811784][ C0] do_wp_page+0x2cd/0x1b40 [ 864.816248][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 864.821397][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 864.826761][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 864.831777][ C0] __handle_mm_fault+0x1415/0x2980 [ 864.836981][ C0] ? mark_held_locks+0xe0/0xe0 [ 864.841740][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 864.847606][ C0] ? find_held_lock+0x2d/0x110 [ 864.852461][ C0] ? handle_mm_fault+0x1d5/0x910 [ 864.857385][ C0] ? mark_held_locks+0x9f/0xe0 [ 864.862223][ C0] handle_mm_fault+0x2f1/0x910 [ 864.866971][ C0] __do_page_fault+0x62b/0xcc0 [ 864.871723][ C0] ? __do_page_fault+0xc70/0xcc0 [ 864.876806][ C0] page_fault+0x34/0x40 [ 864.880956][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 864.887601][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 864.907415][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 864.913836][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 864.921826][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 864.931246][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 864.939634][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 864.947916][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 864.955892][ C0] copyout+0x11c/0x140 [ 864.959960][ C0] copy_page_to_iter+0x406/0xdc0 [ 864.965009][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 864.970265][ C0] generic_file_read_iter+0xffd/0x29c0 [ 864.975886][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 864.982032][ C0] ? mark_held_locks+0xe0/0xe0 [ 864.986894][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 864.992697][ C0] ext4_file_read_iter+0x145/0x1b0 [ 864.997977][ C0] new_sync_read+0x418/0x6d0 [ 865.002566][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 865.008160][ C0] ? security_file_permission+0x8a/0x370 [ 865.013847][ C0] __vfs_read+0xc9/0x100 [ 865.018085][ C0] vfs_read+0x1ea/0x430 [ 865.022321][ C0] ksys_read+0x127/0x250 [ 865.026932][ C0] ? kernel_write+0x120/0x120 [ 865.031688][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 865.037515][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 865.043225][ C0] do_syscall_64+0xb7/0x580 [ 865.048018][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 865.054148][ C0] RIP: 0033:0x45a649 [ 865.058043][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 865.078098][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 865.086679][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 865.095383][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 865.103439][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 865.111818][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 865.120131][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 865.128485][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 865.137234][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 865.147655][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 865.153599][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 865.174002][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 865.183134][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 865.191157][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 865.199124][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 865.207119][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 865.215166][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 865.223150][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 865.232080][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 865.238790][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 865.246898][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 865.254947][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 865.263177][ C0] Call Trace: [ 865.266557][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 865.271853][ C0] ? lru_deactivate_fn+0x910/0x910 [ 865.277308][ C0] __lru_cache_add+0x1a0/0x260 [ 865.282073][ C0] wp_page_copy+0x904/0x19b0 [ 865.286661][ C0] ? follow_pfn+0x210/0x210 [ 865.291241][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 865.296489][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 865.301771][ C0] do_wp_page+0x2cd/0x1b40 [ 865.306178][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 865.311279][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 865.316638][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 865.321569][ C0] __handle_mm_fault+0x1415/0x2980 [ 865.326741][ C0] ? mark_held_locks+0xe0/0xe0 [ 865.331492][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 865.337252][ C0] ? find_held_lock+0x2d/0x110 [ 865.342098][ C0] ? handle_mm_fault+0x1d5/0x910 [ 865.347112][ C0] ? mark_held_locks+0x9f/0xe0 [ 865.351939][ C0] handle_mm_fault+0x2f1/0x910 [ 865.356698][ C0] __do_page_fault+0x62b/0xcc0 [ 865.361458][ C0] ? __do_page_fault+0xc70/0xcc0 [ 865.366384][ C0] page_fault+0x34/0x40 [ 865.370532][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 865.377201][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 865.397054][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 865.403163][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 865.411258][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 865.419232][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 865.427701][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 865.435855][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 865.443940][ C0] copyout+0x11c/0x140 [ 865.448334][ C0] copy_page_to_iter+0x406/0xdc0 [ 865.453265][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 865.458541][ C0] generic_file_read_iter+0xffd/0x29c0 [ 865.463992][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 865.470048][ C0] ? mark_held_locks+0xe0/0xe0 [ 865.474887][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 865.480681][ C0] ext4_file_read_iter+0x145/0x1b0 [ 865.485938][ C0] new_sync_read+0x418/0x6d0 [ 865.490574][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 865.496025][ C0] ? security_file_permission+0x8a/0x370 [ 865.501879][ C0] __vfs_read+0xc9/0x100 [ 865.506117][ C0] vfs_read+0x1ea/0x430 [ 865.510609][ C0] ksys_read+0x127/0x250 [ 865.514845][ C0] ? kernel_write+0x120/0x120 [ 865.519615][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 865.525791][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 865.531545][ C0] do_syscall_64+0xb7/0x580 [ 865.536042][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 865.542030][ C0] RIP: 0033:0x45a649 [ 865.545920][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 865.565944][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 865.575377][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 865.583669][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 865.592376][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 865.600340][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 865.608514][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 865.616742][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 865.625561][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 865.635808][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 865.642053][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 865.662000][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 865.670635][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 865.678912][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 865.686963][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 865.695105][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 865.703072][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 865.711210][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 865.720219][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 865.726925][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 865.734888][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 865.742847][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 865.750805][ C0] Call Trace: [ 865.754158][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 865.759296][ C0] ? lru_deactivate_fn+0x910/0x910 [ 865.764393][ C0] __lru_cache_add+0x1a0/0x260 [ 865.769204][ C0] wp_page_copy+0x904/0x19b0 [ 865.773847][ C0] ? follow_pfn+0x210/0x210 [ 865.778356][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 865.783251][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 865.788693][ C0] do_wp_page+0x2cd/0x1b40 [ 865.793098][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 865.798119][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 865.803480][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 865.808401][ C0] __handle_mm_fault+0x1415/0x2980 [ 865.813555][ C0] ? mark_held_locks+0xe0/0xe0 [ 865.818404][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 865.823939][ C0] ? find_held_lock+0x2d/0x110 [ 865.828686][ C0] ? handle_mm_fault+0x1d5/0x910 [ 865.833730][ C0] ? mark_held_locks+0x9f/0xe0 [ 865.838481][ C0] handle_mm_fault+0x2f1/0x910 [ 865.843270][ C0] __do_page_fault+0x62b/0xcc0 [ 865.848022][ C0] ? __do_page_fault+0xc70/0xcc0 [ 865.852954][ C0] page_fault+0x34/0x40 [ 865.857101][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 865.863676][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 865.883521][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 865.889805][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 865.897988][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 865.906070][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 865.914438][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 865.922396][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 865.930514][ C0] copyout+0x11c/0x140 [ 865.934664][ C0] copy_page_to_iter+0x406/0xdc0 [ 865.939585][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 865.944768][ C0] generic_file_read_iter+0xffd/0x29c0 [ 865.952680][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 865.958938][ C0] ? mark_held_locks+0xe0/0xe0 [ 865.963778][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 865.969644][ C0] ext4_file_read_iter+0x145/0x1b0 [ 865.974750][ C0] new_sync_read+0x418/0x6d0 [ 865.979431][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 865.984912][ C0] ? security_file_permission+0x8a/0x370 [ 865.990538][ C0] __vfs_read+0xc9/0x100 [ 865.994895][ C0] vfs_read+0x1ea/0x430 [ 865.999151][ C0] ksys_read+0x127/0x250 [ 866.003380][ C0] ? kernel_write+0x120/0x120 [ 866.008044][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 866.013895][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 866.019688][ C0] do_syscall_64+0xb7/0x580 [ 866.024228][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 866.030373][ C0] RIP: 0033:0x45a649 [ 866.034456][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 866.054589][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 866.063183][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 866.071143][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 866.079797][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 866.088087][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 866.096388][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 866.104423][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 866.113341][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.123570][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 866.129971][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 866.150080][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 866.158646][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 866.167012][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 866.175211][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 866.183315][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 866.191625][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 866.199593][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 866.209653][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 866.216560][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 866.224715][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 866.233165][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 866.241310][ C0] Call Trace: [ 866.244605][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 866.249878][ C0] ? lru_deactivate_fn+0x910/0x910 [ 866.255365][ C0] __lru_cache_add+0x1a0/0x260 [ 866.260265][ C0] wp_page_copy+0x904/0x19b0 [ 866.265281][ C0] ? follow_pfn+0x210/0x210 [ 866.270131][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 866.275261][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 866.280810][ C0] do_wp_page+0x2cd/0x1b40 [ 866.285366][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 866.290695][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 866.296376][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 866.301388][ C0] __handle_mm_fault+0x1415/0x2980 [ 866.306518][ C0] ? mark_held_locks+0xe0/0xe0 [ 866.311482][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 866.317275][ C0] ? find_held_lock+0x2d/0x110 [ 866.322083][ C0] ? handle_mm_fault+0x1d5/0x910 [ 866.327281][ C0] ? mark_held_locks+0x9f/0xe0 [ 866.332159][ C0] handle_mm_fault+0x2f1/0x910 [ 866.337097][ C0] __do_page_fault+0x62b/0xcc0 [ 866.342062][ C0] ? __do_page_fault+0xc70/0xcc0 [ 866.347358][ C0] page_fault+0x34/0x40 [ 866.351581][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 866.358338][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 866.378973][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 866.385242][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 866.394050][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 866.402263][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 866.410701][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 866.418938][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 866.427145][ C0] copyout+0x11c/0x140 [ 866.431400][ C0] copy_page_to_iter+0x406/0xdc0 [ 866.436637][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 866.441836][ C0] generic_file_read_iter+0xffd/0x29c0 [ 866.447550][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 866.453618][ C0] ? mark_held_locks+0xe0/0xe0 [ 866.458867][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 866.464752][ C0] ext4_file_read_iter+0x145/0x1b0 [ 866.470161][ C0] new_sync_read+0x418/0x6d0 [ 866.475158][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 866.481005][ C0] ? security_file_permission+0x8a/0x370 [ 866.487004][ C0] __vfs_read+0xc9/0x100 [ 866.491259][ C0] vfs_read+0x1ea/0x430 [ 866.495652][ C0] ksys_read+0x127/0x250 [ 866.500074][ C0] ? kernel_write+0x120/0x120 [ 866.504764][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 866.510628][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 866.516805][ C0] do_syscall_64+0xb7/0x580 [ 866.521557][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 866.527933][ C0] RIP: 0033:0x45a649 [ 866.531915][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 866.552217][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 866.560709][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 866.568854][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 866.576816][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 866.585110][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 866.593533][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 866.601597][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 866.610595][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 866.620665][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 866.626788][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 866.646863][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 866.655403][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 866.663509][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 866.671558][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 866.679956][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 866.688237][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 866.696531][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 866.705568][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 866.712230][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 866.720329][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 866.728325][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 866.736309][ C0] Call Trace: [ 866.739596][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 866.744710][ C0] ? lru_deactivate_fn+0x910/0x910 [ 866.749936][ C0] __lru_cache_add+0x1a0/0x260 [ 866.754706][ C0] wp_page_copy+0x904/0x19b0 [ 866.759320][ C0] ? follow_pfn+0x210/0x210 [ 866.763946][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 866.768820][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 866.774233][ C0] do_wp_page+0x2cd/0x1b40 [ 866.779018][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 866.784131][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 866.789502][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 866.794462][ C0] __handle_mm_fault+0x1415/0x2980 [ 866.799975][ C0] ? mark_held_locks+0xe0/0xe0 [ 866.805069][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 866.810611][ C0] ? find_held_lock+0x2d/0x110 [ 866.815385][ C0] ? handle_mm_fault+0x1d5/0x910 [ 866.820539][ C0] ? mark_held_locks+0x9f/0xe0 [ 866.825428][ C0] handle_mm_fault+0x2f1/0x910 [ 866.830201][ C0] __do_page_fault+0x62b/0xcc0 [ 866.835225][ C0] ? __do_page_fault+0xc70/0xcc0 [ 866.840306][ C0] page_fault+0x34/0x40 [ 866.844458][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 866.851039][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 866.870707][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 866.876881][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 866.884906][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 866.892953][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 866.901003][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 866.908967][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 866.916939][ C0] copyout+0x11c/0x140 [ 866.920997][ C0] copy_page_to_iter+0x406/0xdc0 [ 866.925956][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 866.931141][ C0] generic_file_read_iter+0xffd/0x29c0 [ 866.936595][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 866.942707][ C0] ? mark_held_locks+0xe0/0xe0 [ 866.947456][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 866.953398][ C0] ext4_file_read_iter+0x145/0x1b0 [ 866.958506][ C0] new_sync_read+0x418/0x6d0 [ 866.963184][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 866.968777][ C0] ? security_file_permission+0x8a/0x370 [ 866.974399][ C0] __vfs_read+0xc9/0x100 [ 866.978720][ C0] vfs_read+0x1ea/0x430 [ 866.982930][ C0] ksys_read+0x127/0x250 [ 866.987157][ C0] ? kernel_write+0x120/0x120 [ 866.991825][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 866.997639][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 867.003351][ C0] do_syscall_64+0xb7/0x580 [ 867.007865][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 867.014443][ C0] RIP: 0033:0x45a649 [ 867.018717][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 867.040023][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 867.050088][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 867.058312][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 867.066592][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 867.075132][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 867.083858][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 867.092217][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 867.101083][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.111152][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 867.117045][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 867.137640][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 867.146145][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 867.154541][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 867.162801][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 867.171163][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 867.179364][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 867.187672][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 867.196634][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 867.203210][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 867.211304][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 867.219311][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 867.227296][ C0] Call Trace: [ 867.230723][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 867.235821][ C0] ? lru_deactivate_fn+0x910/0x910 [ 867.241047][ C0] __lru_cache_add+0x1a0/0x260 [ 867.245851][ C0] wp_page_copy+0x904/0x19b0 [ 867.250440][ C0] ? follow_pfn+0x210/0x210 [ 867.255112][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 867.260340][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 867.266670][ C0] do_wp_page+0x2cd/0x1b40 [ 867.271173][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 867.276480][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 867.282157][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 867.287703][ C0] __handle_mm_fault+0x1415/0x2980 [ 867.292898][ C0] ? mark_held_locks+0xe0/0xe0 [ 867.297973][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 867.303898][ C0] ? find_held_lock+0x2d/0x110 [ 867.308925][ C0] ? handle_mm_fault+0x1d5/0x910 [ 867.314426][ C0] ? mark_held_locks+0x9f/0xe0 [ 867.319368][ C0] handle_mm_fault+0x2f1/0x910 [ 867.324333][ C0] __do_page_fault+0x62b/0xcc0 [ 867.329217][ C0] ? __do_page_fault+0xc70/0xcc0 [ 867.334265][ C0] page_fault+0x34/0x40 [ 867.338502][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 867.345411][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 867.365506][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 867.371724][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 867.380210][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 867.388327][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 867.396678][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 867.404773][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 867.412752][ C0] copyout+0x11c/0x140 [ 867.416858][ C0] copy_page_to_iter+0x406/0xdc0 [ 867.422308][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 867.428080][ C0] generic_file_read_iter+0xffd/0x29c0 [ 867.434942][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 867.441323][ C0] ? mark_held_locks+0xe0/0xe0 [ 867.446474][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 867.452454][ C0] ext4_file_read_iter+0x145/0x1b0 [ 867.457982][ C0] new_sync_read+0x418/0x6d0 [ 867.462885][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 867.468457][ C0] ? security_file_permission+0x8a/0x370 [ 867.474100][ C0] __vfs_read+0xc9/0x100 [ 867.478547][ C0] vfs_read+0x1ea/0x430 [ 867.482707][ C0] ksys_read+0x127/0x250 [ 867.487201][ C0] ? kernel_write+0x120/0x120 [ 867.491875][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 867.497783][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 867.503509][ C0] do_syscall_64+0xb7/0x580 [ 867.508401][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 867.514401][ C0] RIP: 0033:0x45a649 [ 867.518487][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 867.538808][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 867.547335][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 867.555358][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 867.563499][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 867.571665][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 867.580516][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 867.588756][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 867.597509][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 867.607567][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 867.613576][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 867.634617][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 867.643572][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 867.651807][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 867.659932][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 867.668015][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 867.676071][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 867.685060][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 867.694128][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 867.701089][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 867.709704][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 867.719110][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 867.728318][ C0] Call Trace: [ 867.731722][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 867.737120][ C0] ? lru_deactivate_fn+0x910/0x910 [ 867.742463][ C0] __lru_cache_add+0x1a0/0x260 [ 867.747259][ C0] wp_page_copy+0x904/0x19b0 [ 867.752012][ C0] ? follow_pfn+0x210/0x210 [ 867.756941][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 867.762989][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 867.768672][ C0] do_wp_page+0x2cd/0x1b40 [ 867.773208][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 867.778225][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 867.783590][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 867.788518][ C0] __handle_mm_fault+0x1415/0x2980 [ 867.793790][ C0] ? mark_held_locks+0xe0/0xe0 [ 867.798544][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 867.804380][ C0] ? find_held_lock+0x2d/0x110 [ 867.809752][ C0] ? handle_mm_fault+0x1d5/0x910 [ 867.814859][ C0] ? mark_held_locks+0x9f/0xe0 [ 867.819730][ C0] handle_mm_fault+0x2f1/0x910 [ 867.825924][ C0] __do_page_fault+0x62b/0xcc0 [ 867.831332][ C0] ? __do_page_fault+0xc70/0xcc0 [ 867.836281][ C0] page_fault+0x34/0x40 [ 867.840432][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 867.847508][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 867.867733][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 867.873898][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 867.882292][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 867.890414][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 867.899007][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 867.907010][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 867.915266][ C0] copyout+0x11c/0x140 [ 867.919330][ C0] copy_page_to_iter+0x406/0xdc0 [ 867.924269][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 867.929603][ C0] generic_file_read_iter+0xffd/0x29c0 [ 867.935140][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 867.941479][ C0] ? mark_held_locks+0xe0/0xe0 [ 867.946233][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 867.952277][ C0] ext4_file_read_iter+0x145/0x1b0 [ 867.957469][ C0] new_sync_read+0x418/0x6d0 [ 867.962046][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 867.967557][ C0] ? security_file_permission+0x8a/0x370 [ 867.973265][ C0] __vfs_read+0xc9/0x100 [ 867.977680][ C0] vfs_read+0x1ea/0x430 [ 867.981914][ C0] ksys_read+0x127/0x250 [ 867.986195][ C0] ? kernel_write+0x120/0x120 [ 867.990911][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 867.996658][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 868.002537][ C0] do_syscall_64+0xb7/0x580 [ 868.007074][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 868.013044][ C0] RIP: 0033:0x45a649 [ 868.016968][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 868.037167][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 868.046172][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 868.054259][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 868.062380][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 868.070354][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 868.078320][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 868.087060][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 868.095915][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.106514][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 868.112679][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 868.132924][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 868.141329][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 868.149434][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 868.157485][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 868.165760][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 868.173726][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 868.181882][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 868.191382][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 868.198072][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 868.206181][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 868.215212][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 868.223878][ C0] Call Trace: [ 868.227304][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 868.232687][ C0] ? lru_deactivate_fn+0x910/0x910 [ 868.237789][ C0] __lru_cache_add+0x1a0/0x260 [ 868.242641][ C0] wp_page_copy+0x904/0x19b0 [ 868.247257][ C0] ? follow_pfn+0x210/0x210 [ 868.251751][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 868.256590][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 868.261860][ C0] do_wp_page+0x2cd/0x1b40 [ 868.266270][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 868.271288][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 868.276995][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 868.281918][ C0] __handle_mm_fault+0x1415/0x2980 [ 868.287017][ C0] ? mark_held_locks+0xe0/0xe0 [ 868.291933][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 868.297470][ C0] ? find_held_lock+0x2d/0x110 [ 868.302243][ C0] ? handle_mm_fault+0x1d5/0x910 [ 868.307162][ C0] ? mark_held_locks+0x9f/0xe0 [ 868.311918][ C0] handle_mm_fault+0x2f1/0x910 [ 868.316667][ C0] __do_page_fault+0x62b/0xcc0 [ 868.321426][ C0] ? __do_page_fault+0xc70/0xcc0 [ 868.326348][ C0] page_fault+0x34/0x40 [ 868.330489][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 868.337078][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 868.356658][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 868.362710][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 868.370662][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 868.378612][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 868.386561][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 868.394509][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 868.402477][ C0] copyout+0x11c/0x140 [ 868.406535][ C0] copy_page_to_iter+0x406/0xdc0 [ 868.412693][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 868.417874][ C0] generic_file_read_iter+0xffd/0x29c0 [ 868.423498][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 868.429543][ C0] ? mark_held_locks+0xe0/0xe0 [ 868.434285][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 868.440070][ C0] ext4_file_read_iter+0x145/0x1b0 [ 868.445182][ C0] new_sync_read+0x418/0x6d0 [ 868.449769][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 868.455222][ C0] ? security_file_permission+0x8a/0x370 [ 868.460851][ C0] __vfs_read+0xc9/0x100 [ 868.465096][ C0] vfs_read+0x1ea/0x430 [ 868.469250][ C0] ksys_read+0x127/0x250 [ 868.473470][ C0] ? kernel_write+0x120/0x120 [ 868.478127][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 868.483824][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 868.489806][ C0] do_syscall_64+0xb7/0x580 [ 868.494292][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 868.500166][ C0] RIP: 0033:0x45a649 [ 868.504053][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 868.523634][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 868.532022][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 868.539973][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 868.547922][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 868.555876][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 868.563836][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 868.571872][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 868.580517][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 868.590662][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 868.596569][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 868.616156][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 868.624561][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 868.632609][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 868.640571][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 868.648521][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 868.656483][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 868.664595][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 868.673534][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 868.680103][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 868.688246][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 868.696996][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 868.704957][ C0] Call Trace: [ 868.708235][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 868.715590][ C0] ? lru_deactivate_fn+0x910/0x910 [ 868.720679][ C0] __lru_cache_add+0x1a0/0x260 [ 868.725422][ C0] wp_page_copy+0x904/0x19b0 [ 868.729990][ C0] ? follow_pfn+0x210/0x210 [ 868.734472][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 868.739297][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 868.744558][ C0] do_wp_page+0x2cd/0x1b40 [ 868.748952][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 868.753951][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 868.759298][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 868.764215][ C0] __handle_mm_fault+0x1415/0x2980 [ 868.769307][ C0] ? mark_held_locks+0xe0/0xe0 [ 868.774206][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 868.779740][ C0] ? find_held_lock+0x2d/0x110 [ 868.784478][ C0] ? handle_mm_fault+0x1d5/0x910 [ 868.789408][ C0] ? mark_held_locks+0x9f/0xe0 [ 868.794221][ C0] handle_mm_fault+0x2f1/0x910 [ 868.799011][ C0] __do_page_fault+0x62b/0xcc0 [ 868.803770][ C0] ? __do_page_fault+0xc70/0xcc0 [ 868.808686][ C0] page_fault+0x34/0x40 [ 868.812854][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 868.819431][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 868.839018][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 868.845074][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 868.853036][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 868.860986][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 868.868936][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 868.876985][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 868.884944][ C0] copyout+0x11c/0x140 [ 868.888988][ C0] copy_page_to_iter+0x406/0xdc0 [ 868.893904][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 868.899076][ C0] generic_file_read_iter+0xffd/0x29c0 [ 868.904512][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 868.910558][ C0] ? mark_held_locks+0xe0/0xe0 [ 868.915295][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 868.921077][ C0] ext4_file_read_iter+0x145/0x1b0 [ 868.926167][ C0] new_sync_read+0x418/0x6d0 [ 868.930752][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 868.936211][ C0] ? security_file_permission+0x8a/0x370 [ 868.941846][ C0] __vfs_read+0xc9/0x100 [ 868.946178][ C0] vfs_read+0x1ea/0x430 [ 868.950318][ C0] ksys_read+0x127/0x250 [ 868.954538][ C0] ? kernel_write+0x120/0x120 [ 868.959204][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 868.964902][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 868.970599][ C0] do_syscall_64+0xb7/0x580 [ 868.975092][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 868.980987][ C0] RIP: 0033:0x45a649 [ 868.984881][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.004479][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 869.012868][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 869.021448][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 869.029437][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 869.037387][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 869.045353][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 869.053398][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 869.062057][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.072115][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 869.078002][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 869.097593][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 869.106101][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 869.114080][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 869.122033][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 869.129984][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 869.137938][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 869.145890][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 869.154806][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 869.161408][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 869.169359][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 869.177319][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 869.185267][ C0] Call Trace: [ 869.188541][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 869.193629][ C0] ? lru_deactivate_fn+0x910/0x910 [ 869.198715][ C0] __lru_cache_add+0x1a0/0x260 [ 869.203470][ C0] wp_page_copy+0x904/0x19b0 [ 869.208037][ C0] ? follow_pfn+0x210/0x210 [ 869.212520][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 869.217344][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 869.222616][ C0] do_wp_page+0x2cd/0x1b40 [ 869.227017][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 869.232038][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 869.237385][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 869.242298][ C0] __handle_mm_fault+0x1415/0x2980 [ 869.247571][ C0] ? mark_held_locks+0xe0/0xe0 [ 869.252849][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 869.258573][ C0] ? find_held_lock+0x2d/0x110 [ 869.263327][ C0] ? handle_mm_fault+0x1d5/0x910 [ 869.268250][ C0] ? mark_held_locks+0x9f/0xe0 [ 869.273439][ C0] handle_mm_fault+0x2f1/0x910 [ 869.278200][ C0] __do_page_fault+0x62b/0xcc0 [ 869.282961][ C0] ? __do_page_fault+0xc70/0xcc0 [ 869.287876][ C0] page_fault+0x34/0x40 [ 869.292013][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 869.298590][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 869.318454][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 869.324504][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 869.332648][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 869.340658][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 869.348624][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 869.356571][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 869.364534][ C0] copyout+0x11c/0x140 [ 869.368578][ C0] copy_page_to_iter+0x406/0xdc0 [ 869.373493][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 869.378690][ C0] generic_file_read_iter+0xffd/0x29c0 [ 869.384128][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 869.390172][ C0] ? mark_held_locks+0xe0/0xe0 [ 869.394932][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 869.400802][ C0] ext4_file_read_iter+0x145/0x1b0 [ 869.405892][ C0] new_sync_read+0x418/0x6d0 [ 869.410462][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 869.415906][ C0] ? security_file_permission+0x8a/0x370 [ 869.421515][ C0] __vfs_read+0xc9/0x100 [ 869.425736][ C0] vfs_read+0x1ea/0x430 [ 869.429866][ C0] ksys_read+0x127/0x250 [ 869.434094][ C0] ? kernel_write+0x120/0x120 [ 869.438748][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 869.444442][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 869.450156][ C0] do_syscall_64+0xb7/0x580 [ 869.454742][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 869.460699][ C0] RIP: 0033:0x45a649 [ 869.464589][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.484278][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 869.492684][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 869.500636][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 869.508588][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 869.516536][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 869.524484][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 869.532514][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 869.541172][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 869.551225][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 869.557103][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 869.577262][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 869.585657][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 869.593622][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 869.601578][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 869.609616][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 869.617567][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 869.625517][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 869.634423][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 869.640987][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 869.648953][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 869.656903][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 869.664865][ C0] Call Trace: [ 869.668140][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 869.673302][ C0] ? lru_deactivate_fn+0x910/0x910 [ 869.678672][ C0] __lru_cache_add+0x1a0/0x260 [ 869.683432][ C0] wp_page_copy+0x904/0x19b0 [ 869.688110][ C0] ? follow_pfn+0x210/0x210 [ 869.692597][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 869.697423][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 869.702683][ C0] do_wp_page+0x2cd/0x1b40 [ 869.707081][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 869.712116][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 869.717469][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 869.722381][ C0] __handle_mm_fault+0x1415/0x2980 [ 869.727480][ C0] ? mark_held_locks+0xe0/0xe0 [ 869.732230][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 869.737750][ C0] ? find_held_lock+0x2d/0x110 [ 869.742590][ C0] ? handle_mm_fault+0x1d5/0x910 [ 869.747504][ C0] ? mark_held_locks+0x9f/0xe0 [ 869.752256][ C0] handle_mm_fault+0x2f1/0x910 [ 869.756998][ C0] __do_page_fault+0x62b/0xcc0 [ 869.761757][ C0] ? __do_page_fault+0xc70/0xcc0 [ 869.766672][ C0] page_fault+0x34/0x40 [ 869.770808][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 869.777378][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 869.796960][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 869.803022][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 869.810972][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 869.818934][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 869.828297][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 869.836266][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 869.844313][ C0] copyout+0x11c/0x140 [ 869.848498][ C0] copy_page_to_iter+0x406/0xdc0 [ 869.853442][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 869.858619][ C0] generic_file_read_iter+0xffd/0x29c0 [ 869.864059][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 869.870108][ C0] ? mark_held_locks+0xe0/0xe0 [ 869.874872][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 869.880668][ C0] ext4_file_read_iter+0x145/0x1b0 [ 869.885782][ C0] new_sync_read+0x418/0x6d0 [ 869.890527][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 869.895987][ C0] ? security_file_permission+0x8a/0x370 [ 869.901606][ C0] __vfs_read+0xc9/0x100 [ 869.905920][ C0] vfs_read+0x1ea/0x430 [ 869.910055][ C0] ksys_read+0x127/0x250 [ 869.914276][ C0] ? kernel_write+0x120/0x120 [ 869.919017][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 869.924822][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 869.930520][ C0] do_syscall_64+0xb7/0x580 [ 869.935005][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 869.940963][ C0] RIP: 0033:0x45a649 [ 869.944845][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 869.964439][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 869.972861][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 869.980812][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 869.988852][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 869.996802][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 870.011699][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 870.019733][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 870.028382][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.038445][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 870.044317][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 870.063915][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 870.072318][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 870.080276][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 870.088235][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 870.096196][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 870.104147][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 870.112127][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 870.121038][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 870.127600][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 870.135549][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 870.143509][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 870.151457][ C0] Call Trace: [ 870.154750][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 870.159838][ C0] ? lru_deactivate_fn+0x910/0x910 [ 870.164923][ C0] __lru_cache_add+0x1a0/0x260 [ 870.169662][ C0] wp_page_copy+0x904/0x19b0 [ 870.174764][ C0] ? follow_pfn+0x210/0x210 [ 870.179247][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 870.184072][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 870.189346][ C0] do_wp_page+0x2cd/0x1b40 [ 870.193761][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 870.198759][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 870.204105][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 870.209016][ C0] __handle_mm_fault+0x1415/0x2980 [ 870.214221][ C0] ? mark_held_locks+0xe0/0xe0 [ 870.219000][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 870.224529][ C0] ? find_held_lock+0x2d/0x110 [ 870.229291][ C0] ? handle_mm_fault+0x1d5/0x910 [ 870.234219][ C0] ? mark_held_locks+0x9f/0xe0 [ 870.239001][ C0] handle_mm_fault+0x2f1/0x910 [ 870.243749][ C0] __do_page_fault+0x62b/0xcc0 [ 870.248492][ C0] ? __do_page_fault+0xc70/0xcc0 [ 870.253406][ C0] page_fault+0x34/0x40 [ 870.257558][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 870.264143][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 870.283757][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 870.289805][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 870.297800][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 870.305793][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 870.313745][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 870.321791][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 870.329753][ C0] copyout+0x11c/0x140 [ 870.333992][ C0] copy_page_to_iter+0x406/0xdc0 [ 870.338930][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 870.344126][ C0] generic_file_read_iter+0xffd/0x29c0 [ 870.349660][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 870.355715][ C0] ? mark_held_locks+0xe0/0xe0 [ 870.360455][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 870.366239][ C0] ext4_file_read_iter+0x145/0x1b0 [ 870.371764][ C0] new_sync_read+0x418/0x6d0 [ 870.376377][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 870.381829][ C0] ? security_file_permission+0x8a/0x370 [ 870.387527][ C0] __vfs_read+0xc9/0x100 [ 870.391757][ C0] vfs_read+0x1ea/0x430 [ 870.395894][ C0] ksys_read+0x127/0x250 [ 870.400119][ C0] ? kernel_write+0x120/0x120 [ 870.404962][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 870.410678][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 870.416450][ C0] do_syscall_64+0xb7/0x580 [ 870.421055][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 870.426986][ C0] RIP: 0033:0x45a649 [ 870.430877][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 870.450469][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 870.458881][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 870.466862][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 870.474830][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 870.482789][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 870.490741][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 870.498786][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 870.507448][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.517507][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 870.523385][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 870.542980][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 870.551378][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 870.559416][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 870.567396][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 870.575350][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 870.583301][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 870.591516][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 870.600633][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 870.607209][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 870.615179][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 870.623129][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 870.631077][ C0] Call Trace: [ 870.634478][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 870.639568][ C0] ? lru_deactivate_fn+0x910/0x910 [ 870.644654][ C0] __lru_cache_add+0x1a0/0x260 [ 870.649398][ C0] wp_page_copy+0x904/0x19b0 [ 870.653978][ C0] ? follow_pfn+0x210/0x210 [ 870.658662][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 870.663748][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 870.669007][ C0] do_wp_page+0x2cd/0x1b40 [ 870.673399][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 870.678499][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 870.683861][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 870.688859][ C0] __handle_mm_fault+0x1415/0x2980 [ 870.693961][ C0] ? mark_held_locks+0xe0/0xe0 [ 870.698701][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 870.704240][ C0] ? find_held_lock+0x2d/0x110 [ 870.708978][ C0] ? handle_mm_fault+0x1d5/0x910 [ 870.713935][ C0] ? mark_held_locks+0x9f/0xe0 [ 870.718695][ C0] handle_mm_fault+0x2f1/0x910 [ 870.723461][ C0] __do_page_fault+0x62b/0xcc0 [ 870.728211][ C0] ? __do_page_fault+0xc70/0xcc0 [ 870.733125][ C0] page_fault+0x34/0x40 [ 870.737278][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 870.743846][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 870.763511][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 870.769553][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 870.777585][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 870.785530][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 870.793488][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 870.801444][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 870.809411][ C0] copyout+0x11c/0x140 [ 870.813473][ C0] copy_page_to_iter+0x406/0xdc0 [ 870.818396][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 870.823567][ C0] generic_file_read_iter+0xffd/0x29c0 [ 870.829011][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 870.835062][ C0] ? mark_held_locks+0xe0/0xe0 [ 870.839800][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 870.845579][ C0] ext4_file_read_iter+0x145/0x1b0 [ 870.850670][ C0] new_sync_read+0x418/0x6d0 [ 870.855238][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 870.860672][ C0] ? security_file_permission+0x8a/0x370 [ 870.866281][ C0] __vfs_read+0xc9/0x100 [ 870.870500][ C0] vfs_read+0x1ea/0x430 [ 870.874632][ C0] ksys_read+0x127/0x250 [ 870.878848][ C0] ? kernel_write+0x120/0x120 [ 870.884076][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 870.889781][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 870.895488][ C0] do_syscall_64+0xb7/0x580 [ 870.899975][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 870.905854][ C0] RIP: 0033:0x45a649 [ 870.909726][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 870.929306][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 870.937690][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 870.945646][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 870.953610][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 870.961667][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 870.969731][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 870.977761][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 870.986531][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 870.996572][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 871.002458][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 871.022052][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 871.030437][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 871.038384][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 871.046337][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 871.054283][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 871.062231][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 871.070187][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 871.079110][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 871.085677][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 871.093648][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 871.101598][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 871.109662][ C0] Call Trace: [ 871.112963][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 871.118051][ C0] ? lru_deactivate_fn+0x910/0x910 [ 871.123138][ C0] __lru_cache_add+0x1a0/0x260 [ 871.127877][ C0] wp_page_copy+0x904/0x19b0 [ 871.132453][ C0] ? follow_pfn+0x210/0x210 [ 871.136929][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 871.141764][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 871.147025][ C0] do_wp_page+0x2cd/0x1b40 [ 871.151415][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 871.156425][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 871.161772][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 871.166686][ C0] __handle_mm_fault+0x1415/0x2980 [ 871.171781][ C0] ? mark_held_locks+0xe0/0xe0 [ 871.176518][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 871.182039][ C0] ? find_held_lock+0x2d/0x110 [ 871.186773][ C0] ? handle_mm_fault+0x1d5/0x910 [ 871.191697][ C0] ? mark_held_locks+0x9f/0xe0 [ 871.196437][ C0] handle_mm_fault+0x2f1/0x910 [ 871.201186][ C0] __do_page_fault+0x62b/0xcc0 [ 871.206021][ C0] ? __do_page_fault+0xc70/0xcc0 [ 871.210941][ C0] page_fault+0x34/0x40 [ 871.215074][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 871.221651][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 871.241351][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 871.247418][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 871.255373][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 871.263328][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 871.271393][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 871.279353][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 871.287328][ C0] copyout+0x11c/0x140 [ 871.291381][ C0] copy_page_to_iter+0x406/0xdc0 [ 871.296298][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 871.301475][ C0] generic_file_read_iter+0xffd/0x29c0 [ 871.306962][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 871.313003][ C0] ? mark_held_locks+0xe0/0xe0 [ 871.317857][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 871.323665][ C0] ext4_file_read_iter+0x145/0x1b0 [ 871.328760][ C0] new_sync_read+0x418/0x6d0 [ 871.333342][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 871.339213][ C0] ? security_file_permission+0x8a/0x370 [ 871.344842][ C0] __vfs_read+0xc9/0x100 [ 871.349107][ C0] vfs_read+0x1ea/0x430 [ 871.353277][ C0] ksys_read+0x127/0x250 [ 871.357526][ C0] ? kernel_write+0x120/0x120 [ 871.362180][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 871.367887][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 871.373704][ C0] do_syscall_64+0xb7/0x580 [ 871.378196][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 871.384091][ C0] RIP: 0033:0x45a649 [ 871.387974][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 871.407557][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 871.415945][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 871.423907][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 871.431857][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 871.439808][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 871.447775][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 871.456257][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 871.464924][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.475409][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 871.481294][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 871.500880][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 871.509281][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 871.517230][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 871.525178][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 871.533152][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 871.541101][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 871.549147][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 871.558055][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 871.564613][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 871.572560][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 871.580506][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 871.588465][ C0] Call Trace: [ 871.591739][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 871.596828][ C0] ? lru_deactivate_fn+0x910/0x910 [ 871.601919][ C0] __lru_cache_add+0x1a0/0x260 [ 871.606656][ C0] wp_page_copy+0x904/0x19b0 [ 871.611220][ C0] ? follow_pfn+0x210/0x210 [ 871.615699][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 871.620521][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 871.625792][ C0] do_wp_page+0x2cd/0x1b40 [ 871.630195][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 871.635206][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 871.640552][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 871.647819][ C0] __handle_mm_fault+0x1415/0x2980 [ 871.652914][ C0] ? mark_held_locks+0xe0/0xe0 [ 871.657652][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 871.663174][ C0] ? find_held_lock+0x2d/0x110 [ 871.667912][ C0] ? handle_mm_fault+0x1d5/0x910 [ 871.672832][ C0] ? mark_held_locks+0x9f/0xe0 [ 871.677574][ C0] handle_mm_fault+0x2f1/0x910 [ 871.682327][ C0] __do_page_fault+0x62b/0xcc0 [ 871.687062][ C0] ? __do_page_fault+0xc70/0xcc0 [ 871.691974][ C0] page_fault+0x34/0x40 [ 871.696115][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 871.702687][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 871.722272][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 871.728313][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 871.736311][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 871.744289][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 871.752378][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 871.760355][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 871.768316][ C0] copyout+0x11c/0x140 [ 871.772376][ C0] copy_page_to_iter+0x406/0xdc0 [ 871.777287][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 871.782718][ C0] generic_file_read_iter+0xffd/0x29c0 [ 871.788148][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 871.794189][ C0] ? mark_held_locks+0xe0/0xe0 [ 871.798925][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 871.804714][ C0] ext4_file_read_iter+0x145/0x1b0 [ 871.809975][ C0] new_sync_read+0x418/0x6d0 [ 871.814556][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 871.819990][ C0] ? security_file_permission+0x8a/0x370 [ 871.825598][ C0] __vfs_read+0xc9/0x100 [ 871.829906][ C0] vfs_read+0x1ea/0x430 [ 871.834037][ C0] ksys_read+0x127/0x250 [ 871.838261][ C0] ? kernel_write+0x120/0x120 [ 871.842921][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 871.848623][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 871.854320][ C0] do_syscall_64+0xb7/0x580 [ 871.858812][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 871.864679][ C0] RIP: 0033:0x45a649 [ 871.868554][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 871.888130][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 871.896601][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 871.904615][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 871.912560][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 871.920506][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 871.928452][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 871.936489][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 871.945320][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 871.955373][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 871.961244][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 871.980830][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 871.989214][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 871.997165][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 872.005118][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 872.013099][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 872.021066][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 872.029209][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 872.038132][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 872.044697][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 872.052647][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 872.060605][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 872.068553][ C0] Call Trace: [ 872.071855][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 872.076939][ C0] ? lru_deactivate_fn+0x910/0x910 [ 872.082020][ C0] __lru_cache_add+0x1a0/0x260 [ 872.086757][ C0] wp_page_copy+0x904/0x19b0 [ 872.091345][ C0] ? follow_pfn+0x210/0x210 [ 872.095963][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 872.100800][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 872.106107][ C0] do_wp_page+0x2cd/0x1b40 [ 872.110529][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 872.116166][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 872.121511][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 872.126426][ C0] __handle_mm_fault+0x1415/0x2980 [ 872.131516][ C0] ? mark_held_locks+0xe0/0xe0 [ 872.136259][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 872.141791][ C0] ? find_held_lock+0x2d/0x110 [ 872.146545][ C0] ? handle_mm_fault+0x1d5/0x910 [ 872.151476][ C0] ? mark_held_locks+0x9f/0xe0 [ 872.156255][ C0] handle_mm_fault+0x2f1/0x910 [ 872.161007][ C0] __do_page_fault+0x62b/0xcc0 [ 872.165755][ C0] ? __do_page_fault+0xc70/0xcc0 [ 872.170670][ C0] page_fault+0x34/0x40 [ 872.174952][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 872.181531][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 872.201307][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 872.207351][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 872.215298][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 872.223270][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 872.231221][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 872.239179][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 872.247136][ C0] copyout+0x11c/0x140 [ 872.251201][ C0] copy_page_to_iter+0x406/0xdc0 [ 872.256143][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 872.261325][ C0] generic_file_read_iter+0xffd/0x29c0 [ 872.266832][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 872.272887][ C0] ? mark_held_locks+0xe0/0xe0 [ 872.277639][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 872.283427][ C0] ext4_file_read_iter+0x145/0x1b0 [ 872.288534][ C0] new_sync_read+0x418/0x6d0 [ 872.293100][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 872.298537][ C0] ? security_file_permission+0x8a/0x370 [ 872.304155][ C0] __vfs_read+0xc9/0x100 [ 872.308372][ C0] vfs_read+0x1ea/0x430 [ 872.312501][ C0] ksys_read+0x127/0x250 [ 872.316728][ C0] ? kernel_write+0x120/0x120 [ 872.321407][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 872.327103][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 872.332797][ C0] do_syscall_64+0xb7/0x580 [ 872.337278][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 872.343146][ C0] RIP: 0033:0x45a649 [ 872.347023][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 872.366612][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 872.375000][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 872.382958][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 872.390912][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 872.398961][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 872.406925][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 872.414991][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 872.423814][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.433880][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 872.439769][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 872.459352][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 872.467739][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 872.475687][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 872.483646][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 872.491603][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 872.499566][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 872.507535][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 872.516457][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 872.523035][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 872.531004][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 872.539182][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 872.547582][ C0] Call Trace: [ 872.550871][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 872.556094][ C0] ? lru_deactivate_fn+0x910/0x910 [ 872.561201][ C0] __lru_cache_add+0x1a0/0x260 [ 872.565964][ C0] wp_page_copy+0x904/0x19b0 [ 872.570536][ C0] ? follow_pfn+0x210/0x210 [ 872.575020][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 872.579844][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 872.585104][ C0] do_wp_page+0x2cd/0x1b40 [ 872.589496][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 872.594496][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 872.599842][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 872.604762][ C0] __handle_mm_fault+0x1415/0x2980 [ 872.609856][ C0] ? mark_held_locks+0xe0/0xe0 [ 872.614602][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 872.620124][ C0] ? find_held_lock+0x2d/0x110 [ 872.624873][ C0] ? handle_mm_fault+0x1d5/0x910 [ 872.629788][ C0] ? mark_held_locks+0x9f/0xe0 [ 872.634524][ C0] handle_mm_fault+0x2f1/0x910 [ 872.639350][ C0] __do_page_fault+0x62b/0xcc0 [ 872.644090][ C0] ? __do_page_fault+0xc70/0xcc0 [ 872.649012][ C0] page_fault+0x34/0x40 [ 872.653156][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 872.659729][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 872.679324][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 872.685374][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 872.693330][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 872.701276][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 872.709251][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 872.717221][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 872.725195][ C0] copyout+0x11c/0x140 [ 872.729262][ C0] copy_page_to_iter+0x406/0xdc0 [ 872.734194][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 872.739400][ C0] generic_file_read_iter+0xffd/0x29c0 [ 872.745049][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 872.751129][ C0] ? mark_held_locks+0xe0/0xe0 [ 872.755873][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 872.761679][ C0] ext4_file_read_iter+0x145/0x1b0 [ 872.767125][ C0] new_sync_read+0x418/0x6d0 [ 872.771696][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 872.777332][ C0] ? security_file_permission+0x8a/0x370 [ 872.782956][ C0] __vfs_read+0xc9/0x100 [ 872.787200][ C0] vfs_read+0x1ea/0x430 [ 872.791349][ C0] ksys_read+0x127/0x250 [ 872.795575][ C0] ? kernel_write+0x120/0x120 [ 872.800253][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 872.806060][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 872.811777][ C0] do_syscall_64+0xb7/0x580 [ 872.816272][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 872.822151][ C0] RIP: 0033:0x45a649 [ 872.826038][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 872.845665][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 872.854268][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 872.862275][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 872.870239][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 872.878204][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 872.886166][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 872.894220][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 872.902873][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 872.913096][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 872.918982][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 872.938868][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 872.947257][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 872.955214][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 872.963184][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 872.971133][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 872.979175][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 872.987144][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 872.996048][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 873.002792][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 873.010751][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 873.018714][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 873.026667][ C0] Call Trace: [ 873.029954][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 873.035049][ C0] ? lru_deactivate_fn+0x910/0x910 [ 873.040406][ C0] __lru_cache_add+0x1a0/0x260 [ 873.045148][ C0] wp_page_copy+0x904/0x19b0 [ 873.049736][ C0] ? follow_pfn+0x210/0x210 [ 873.054231][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 873.059066][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 873.064344][ C0] do_wp_page+0x2cd/0x1b40 [ 873.068747][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 873.073814][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 873.079353][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 873.084284][ C0] __handle_mm_fault+0x1415/0x2980 [ 873.089596][ C0] ? mark_held_locks+0xe0/0xe0 [ 873.094396][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 873.099936][ C0] ? find_held_lock+0x2d/0x110 [ 873.104789][ C0] ? handle_mm_fault+0x1d5/0x910 [ 873.109715][ C0] ? mark_held_locks+0x9f/0xe0 [ 873.114478][ C0] handle_mm_fault+0x2f1/0x910 [ 873.119413][ C0] __do_page_fault+0x62b/0xcc0 [ 873.124192][ C0] ? __do_page_fault+0xc70/0xcc0 [ 873.129114][ C0] page_fault+0x34/0x40 [ 873.133313][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 873.140103][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 873.159857][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 873.165924][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 873.174848][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 873.182816][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 873.190784][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 873.198755][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 873.206740][ C0] copyout+0x11c/0x140 [ 873.210797][ C0] copy_page_to_iter+0x406/0xdc0 [ 873.215732][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 873.220913][ C0] generic_file_read_iter+0xffd/0x29c0 [ 873.226556][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 873.232674][ C0] ? mark_held_locks+0xe0/0xe0 [ 873.237428][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 873.243223][ C0] ext4_file_read_iter+0x145/0x1b0 [ 873.248339][ C0] new_sync_read+0x418/0x6d0 [ 873.252917][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 873.258389][ C0] ? security_file_permission+0x8a/0x370 [ 873.264008][ C0] __vfs_read+0xc9/0x100 [ 873.268249][ C0] vfs_read+0x1ea/0x430 [ 873.272386][ C0] ksys_read+0x127/0x250 [ 873.276652][ C0] ? kernel_write+0x120/0x120 [ 873.281312][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 873.287011][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 873.292708][ C0] do_syscall_64+0xb7/0x580 [ 873.297277][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 873.303203][ C0] RIP: 0033:0x45a649 [ 873.307619][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 873.327393][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 873.335790][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 873.343753][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 873.351722][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 873.359678][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 873.367647][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 873.375828][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 873.384478][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 873.394521][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 873.400483][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 873.420066][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 873.428466][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 873.436412][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 873.444359][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 873.452305][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 873.460251][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 873.468200][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 873.477112][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 873.483683][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 873.491679][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 873.499636][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 873.507588][ C0] Call Trace: [ 873.510866][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 873.516065][ C0] ? lru_deactivate_fn+0x910/0x910 [ 873.521522][ C0] __lru_cache_add+0x1a0/0x260 [ 873.526272][ C0] wp_page_copy+0x904/0x19b0 [ 873.530852][ C0] ? follow_pfn+0x210/0x210 [ 873.535347][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 873.540173][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 873.545452][ C0] do_wp_page+0x2cd/0x1b40 [ 873.549852][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 873.554859][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 873.560299][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 873.565218][ C0] __handle_mm_fault+0x1415/0x2980 [ 873.570309][ C0] ? mark_held_locks+0xe0/0xe0 [ 873.575050][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 873.580572][ C0] ? find_held_lock+0x2d/0x110 [ 873.585312][ C0] ? handle_mm_fault+0x1d5/0x910 [ 873.590238][ C0] ? mark_held_locks+0x9f/0xe0 [ 873.594991][ C0] handle_mm_fault+0x2f1/0x910 [ 873.600081][ C0] __do_page_fault+0x62b/0xcc0 [ 873.604838][ C0] ? __do_page_fault+0xc70/0xcc0 [ 873.609794][ C0] page_fault+0x34/0x40 [ 873.613942][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 873.620516][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 873.640112][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 873.646161][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 873.654112][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 873.662069][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 873.670028][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 873.677977][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 873.685937][ C0] copyout+0x11c/0x140 [ 873.689988][ C0] copy_page_to_iter+0x406/0xdc0 [ 873.694917][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 873.700099][ C0] generic_file_read_iter+0xffd/0x29c0 [ 873.705543][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 873.711588][ C0] ? mark_held_locks+0xe0/0xe0 [ 873.716329][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 873.722113][ C0] ext4_file_read_iter+0x145/0x1b0 [ 873.727197][ C0] new_sync_read+0x418/0x6d0 [ 873.731762][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 873.737197][ C0] ? security_file_permission+0x8a/0x370 [ 873.742803][ C0] __vfs_read+0xc9/0x100 [ 873.747020][ C0] vfs_read+0x1ea/0x430 [ 873.751153][ C0] ksys_read+0x127/0x250 [ 873.755383][ C0] ? kernel_write+0x120/0x120 [ 873.760037][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 873.765734][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 873.771428][ C0] do_syscall_64+0xb7/0x580 [ 873.775929][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 873.781794][ C0] RIP: 0033:0x45a649 [ 873.785665][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 873.805241][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 873.813624][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 873.821571][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 873.829521][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 873.837478][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 873.845442][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 873.853479][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 873.862121][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 873.872161][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 873.878034][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 873.897613][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 873.906174][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 873.914210][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 873.922158][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 873.930109][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 873.938236][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 873.946193][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 873.955100][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 873.961680][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 873.969636][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 873.977773][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 873.985733][ C0] Call Trace: [ 873.989008][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 873.994096][ C0] ? lru_deactivate_fn+0x910/0x910 [ 873.999192][ C0] __lru_cache_add+0x1a0/0x260 [ 874.003949][ C0] wp_page_copy+0x904/0x19b0 [ 874.008531][ C0] ? follow_pfn+0x210/0x210 [ 874.013110][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 874.017948][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 874.023212][ C0] do_wp_page+0x2cd/0x1b40 [ 874.027620][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 874.032643][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 874.038014][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 874.042928][ C0] __handle_mm_fault+0x1415/0x2980 [ 874.048027][ C0] ? mark_held_locks+0xe0/0xe0 [ 874.052770][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 874.058378][ C0] ? find_held_lock+0x2d/0x110 [ 874.063116][ C0] ? handle_mm_fault+0x1d5/0x910 [ 874.068028][ C0] ? mark_held_locks+0x9f/0xe0 [ 874.072853][ C0] handle_mm_fault+0x2f1/0x910 [ 874.077593][ C0] __do_page_fault+0x62b/0xcc0 [ 874.082334][ C0] ? __do_page_fault+0xc70/0xcc0 [ 874.087343][ C0] page_fault+0x34/0x40 [ 874.091480][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 874.098143][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 874.117743][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 874.123796][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 874.131768][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 874.139723][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 874.147702][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 874.155668][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 874.163644][ C0] copyout+0x11c/0x140 [ 874.167743][ C0] copy_page_to_iter+0x406/0xdc0 [ 874.172670][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 874.177907][ C0] generic_file_read_iter+0xffd/0x29c0 [ 874.183431][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 874.189476][ C0] ? mark_held_locks+0xe0/0xe0 [ 874.194219][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 874.200012][ C0] ext4_file_read_iter+0x145/0x1b0 [ 874.205102][ C0] new_sync_read+0x418/0x6d0 [ 874.209669][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 874.215105][ C0] ? security_file_permission+0x8a/0x370 [ 874.220716][ C0] __vfs_read+0xc9/0x100 [ 874.224936][ C0] vfs_read+0x1ea/0x430 [ 874.229241][ C0] ksys_read+0x127/0x250 [ 874.233460][ C0] ? kernel_write+0x120/0x120 [ 874.238114][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 874.243816][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 874.249524][ C0] do_syscall_64+0xb7/0x580 [ 874.254020][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 874.259891][ C0] RIP: 0033:0x45a649 [ 874.263773][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 874.283362][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 874.291755][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 874.299708][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 874.307674][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 874.315654][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 874.323623][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 874.331760][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 874.340431][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 874.350481][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 874.356355][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 874.375938][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 874.384326][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 874.392275][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 874.400227][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 874.408179][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 874.416302][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 874.424341][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 874.433356][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 874.439940][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 874.447908][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 874.455986][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 874.463937][ C0] Call Trace: [ 874.467395][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 874.472497][ C0] ? lru_deactivate_fn+0x910/0x910 [ 874.477595][ C0] __lru_cache_add+0x1a0/0x260 [ 874.482349][ C0] wp_page_copy+0x904/0x19b0 [ 874.486913][ C0] ? follow_pfn+0x210/0x210 [ 874.491397][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 874.496241][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 874.501538][ C0] do_wp_page+0x2cd/0x1b40 [ 874.505944][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 874.510951][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 874.516312][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 874.521228][ C0] __handle_mm_fault+0x1415/0x2980 [ 874.526407][ C0] ? mark_held_locks+0xe0/0xe0 [ 874.531160][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 874.536693][ C0] ? find_held_lock+0x2d/0x110 [ 874.541435][ C0] ? handle_mm_fault+0x1d5/0x910 [ 874.546371][ C0] ? mark_held_locks+0x9f/0xe0 [ 874.551115][ C0] handle_mm_fault+0x2f1/0x910 [ 874.555860][ C0] __do_page_fault+0x62b/0xcc0 [ 874.560608][ C0] ? __do_page_fault+0xc70/0xcc0 [ 874.565540][ C0] page_fault+0x34/0x40 [ 874.569689][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 874.576268][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 874.595847][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 874.601888][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 874.609836][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 874.617799][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 874.625997][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 874.633955][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 874.641921][ C0] copyout+0x11c/0x140 [ 874.645981][ C0] copy_page_to_iter+0x406/0xdc0 [ 874.650902][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 874.656081][ C0] generic_file_read_iter+0xffd/0x29c0 [ 874.661609][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 874.667665][ C0] ? mark_held_locks+0xe0/0xe0 [ 874.672451][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 874.678279][ C0] ext4_file_read_iter+0x145/0x1b0 [ 874.683561][ C0] new_sync_read+0x418/0x6d0 [ 874.688221][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 874.693897][ C0] ? security_file_permission+0x8a/0x370 [ 874.699520][ C0] __vfs_read+0xc9/0x100 [ 874.703759][ C0] vfs_read+0x1ea/0x430 [ 874.707895][ C0] ksys_read+0x127/0x250 [ 874.712137][ C0] ? kernel_write+0x120/0x120 [ 874.716793][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 874.722508][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 874.728204][ C0] do_syscall_64+0xb7/0x580 [ 874.732690][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 874.738575][ C0] RIP: 0033:0x45a649 [ 874.742468][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 874.762057][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 874.770459][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 874.778420][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 874.786382][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 874.794417][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 874.802456][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 874.810491][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 874.819149][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 874.829208][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 874.835091][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 874.854758][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 874.863155][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 874.871118][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 874.879131][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 874.887243][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 874.895203][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 874.903170][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 874.912076][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 874.918638][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 874.926861][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 874.934836][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 874.942785][ C0] Call Trace: [ 874.946059][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 874.951149][ C0] ? lru_deactivate_fn+0x910/0x910 [ 874.956253][ C0] __lru_cache_add+0x1a0/0x260 [ 874.961084][ C0] wp_page_copy+0x904/0x19b0 [ 874.965653][ C0] ? follow_pfn+0x210/0x210 [ 874.970138][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 874.974980][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 874.980255][ C0] do_wp_page+0x2cd/0x1b40 [ 874.984924][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 874.989949][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 874.995322][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 875.000239][ C0] __handle_mm_fault+0x1415/0x2980 [ 875.005354][ C0] ? mark_held_locks+0xe0/0xe0 [ 875.010107][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 875.015641][ C0] ? find_held_lock+0x2d/0x110 [ 875.020383][ C0] ? handle_mm_fault+0x1d5/0x910 [ 875.025317][ C0] ? mark_held_locks+0x9f/0xe0 [ 875.030177][ C0] handle_mm_fault+0x2f1/0x910 [ 875.034931][ C0] __do_page_fault+0x62b/0xcc0 [ 875.039679][ C0] ? __do_page_fault+0xc70/0xcc0 [ 875.044604][ C0] page_fault+0x34/0x40 [ 875.048762][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 875.055340][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 875.074921][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 875.080995][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 875.089178][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 875.097140][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 875.105097][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 875.113048][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 875.121112][ C0] copyout+0x11c/0x140 [ 875.125167][ C0] copy_page_to_iter+0x406/0xdc0 [ 875.130085][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 875.135264][ C0] generic_file_read_iter+0xffd/0x29c0 [ 875.140720][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 875.146873][ C0] ? mark_held_locks+0xe0/0xe0 [ 875.151616][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 875.157400][ C0] ext4_file_read_iter+0x145/0x1b0 [ 875.162502][ C0] new_sync_read+0x418/0x6d0 [ 875.167157][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 875.172596][ C0] ? security_file_permission+0x8a/0x370 [ 875.178213][ C0] __vfs_read+0xc9/0x100 [ 875.182432][ C0] vfs_read+0x1ea/0x430 [ 875.186564][ C0] ksys_read+0x127/0x250 [ 875.190786][ C0] ? kernel_write+0x120/0x120 [ 875.195445][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 875.201141][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 875.206946][ C0] do_syscall_64+0xb7/0x580 [ 875.211432][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 875.217318][ C0] RIP: 0033:0x45a649 [ 875.221357][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 875.241063][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 875.250430][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 875.258494][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 875.266455][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 875.274420][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 875.282376][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 875.290574][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 875.299939][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.310003][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 875.315990][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 875.335571][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 875.343970][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 875.351919][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 875.359883][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 875.367852][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 875.375816][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 875.383778][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 875.392773][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 875.399428][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 875.407478][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 875.415512][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 875.423476][ C0] Call Trace: [ 875.426864][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 875.431953][ C0] ? lru_deactivate_fn+0x910/0x910 [ 875.437038][ C0] __lru_cache_add+0x1a0/0x260 [ 875.441780][ C0] wp_page_copy+0x904/0x19b0 [ 875.446347][ C0] ? follow_pfn+0x210/0x210 [ 875.450845][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 875.455674][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 875.460948][ C0] do_wp_page+0x2cd/0x1b40 [ 875.465356][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 875.470369][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 875.475717][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 875.480631][ C0] __handle_mm_fault+0x1415/0x2980 [ 875.485721][ C0] ? mark_held_locks+0xe0/0xe0 [ 875.490465][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 875.496027][ C0] ? find_held_lock+0x2d/0x110 [ 875.500781][ C0] ? handle_mm_fault+0x1d5/0x910 [ 875.505705][ C0] ? mark_held_locks+0x9f/0xe0 [ 875.510445][ C0] handle_mm_fault+0x2f1/0x910 [ 875.515187][ C0] __do_page_fault+0x62b/0xcc0 [ 875.519944][ C0] ? __do_page_fault+0xc70/0xcc0 [ 875.524858][ C0] page_fault+0x34/0x40 [ 875.528994][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 875.535646][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 875.556020][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 875.562077][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 875.570039][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 875.577996][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 875.585953][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 875.593901][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 875.601870][ C0] copyout+0x11c/0x140 [ 875.605926][ C0] copy_page_to_iter+0x406/0xdc0 [ 875.611368][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 875.616618][ C0] generic_file_read_iter+0xffd/0x29c0 [ 875.622154][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 875.628211][ C0] ? mark_held_locks+0xe0/0xe0 [ 875.632959][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 875.638800][ C0] ext4_file_read_iter+0x145/0x1b0 [ 875.643921][ C0] new_sync_read+0x418/0x6d0 [ 875.648489][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 875.653927][ C0] ? security_file_permission+0x8a/0x370 [ 875.659545][ C0] __vfs_read+0xc9/0x100 [ 875.663773][ C0] vfs_read+0x1ea/0x430 [ 875.667903][ C0] ksys_read+0x127/0x250 [ 875.672209][ C0] ? kernel_write+0x120/0x120 [ 875.676876][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 875.682574][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 875.688279][ C0] do_syscall_64+0xb7/0x580 [ 875.692765][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 875.698684][ C0] RIP: 0033:0x45a649 [ 875.702579][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 875.723317][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 875.731836][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 875.739890][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 875.747855][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 875.756006][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 875.763972][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 875.772025][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 875.780678][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 875.790761][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 875.796641][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 875.816236][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 875.824741][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 875.832691][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 875.840641][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 875.848604][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 875.856840][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 875.864794][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 875.873705][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 875.880278][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 875.888229][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 875.896182][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 875.904143][ C0] Call Trace: [ 875.907421][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 875.912611][ C0] ? lru_deactivate_fn+0x910/0x910 [ 875.917703][ C0] __lru_cache_add+0x1a0/0x260 [ 875.922487][ C0] wp_page_copy+0x904/0x19b0 [ 875.927060][ C0] ? follow_pfn+0x210/0x210 [ 875.931546][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 875.936375][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 875.941724][ C0] do_wp_page+0x2cd/0x1b40 [ 875.946481][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 875.951625][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 875.956999][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 875.961915][ C0] __handle_mm_fault+0x1415/0x2980 [ 875.967022][ C0] ? mark_held_locks+0xe0/0xe0 [ 875.971768][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 875.978078][ C0] ? find_held_lock+0x2d/0x110 [ 875.982816][ C0] ? handle_mm_fault+0x1d5/0x910 [ 875.987730][ C0] ? mark_held_locks+0x9f/0xe0 [ 875.992487][ C0] handle_mm_fault+0x2f1/0x910 [ 875.997228][ C0] __do_page_fault+0x62b/0xcc0 [ 876.001982][ C0] ? __do_page_fault+0xc70/0xcc0 [ 876.006895][ C0] page_fault+0x34/0x40 [ 876.011033][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 876.017602][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 876.037203][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 876.043279][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 876.051231][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 876.059182][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 876.067131][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 876.075080][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 876.083042][ C0] copyout+0x11c/0x140 [ 876.087108][ C0] copy_page_to_iter+0x406/0xdc0 [ 876.092051][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 876.097226][ C0] generic_file_read_iter+0xffd/0x29c0 [ 876.102661][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 876.108715][ C0] ? mark_held_locks+0xe0/0xe0 [ 876.113476][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 876.119261][ C0] ext4_file_read_iter+0x145/0x1b0 [ 876.124348][ C0] new_sync_read+0x418/0x6d0 [ 876.128923][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 876.134373][ C0] ? security_file_permission+0x8a/0x370 [ 876.139982][ C0] __vfs_read+0xc9/0x100 [ 876.144202][ C0] vfs_read+0x1ea/0x430 [ 876.148345][ C0] ksys_read+0x127/0x250 [ 876.152578][ C0] ? kernel_write+0x120/0x120 [ 876.157232][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 876.162938][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 876.168642][ C0] do_syscall_64+0xb7/0x580 [ 876.173145][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 876.179886][ C0] RIP: 0033:0x45a649 [ 876.183769][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 876.203652][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 876.212109][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 876.220071][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 876.228035][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 876.236076][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 876.244124][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 876.252172][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 876.260819][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 876.270881][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 876.276788][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 876.297389][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 876.306046][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 876.314095][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 876.322148][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 876.330125][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 876.338094][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 876.346058][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 876.354967][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 876.361532][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 876.369487][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 876.377449][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 876.385397][ C0] Call Trace: [ 876.388670][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 876.393759][ C0] ? lru_deactivate_fn+0x910/0x910 [ 876.398843][ C0] __lru_cache_add+0x1a0/0x260 [ 876.403584][ C0] wp_page_copy+0x904/0x19b0 [ 876.408150][ C0] ? follow_pfn+0x210/0x210 [ 876.412656][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 876.417507][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 876.422791][ C0] do_wp_page+0x2cd/0x1b40 [ 876.427204][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 876.432223][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 876.437570][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 876.442484][ C0] __handle_mm_fault+0x1415/0x2980 [ 876.447587][ C0] ? mark_held_locks+0xe0/0xe0 [ 876.452340][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 876.457876][ C0] ? find_held_lock+0x2d/0x110 [ 876.462630][ C0] ? handle_mm_fault+0x1d5/0x910 [ 876.467548][ C0] ? mark_held_locks+0x9f/0xe0 [ 876.472290][ C0] handle_mm_fault+0x2f1/0x910 [ 876.477031][ C0] __do_page_fault+0x62b/0xcc0 [ 876.481779][ C0] ? __do_page_fault+0xc70/0xcc0 [ 876.486780][ C0] page_fault+0x34/0x40 [ 876.491005][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 876.497574][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 876.517159][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 876.523212][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 876.531162][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 876.539136][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 876.547112][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 876.555065][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 876.563038][ C0] copyout+0x11c/0x140 [ 876.567084][ C0] copy_page_to_iter+0x406/0xdc0 [ 876.572020][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 876.577193][ C0] generic_file_read_iter+0xffd/0x29c0 [ 876.582632][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 876.588676][ C0] ? mark_held_locks+0xe0/0xe0 [ 876.593417][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 876.599214][ C0] ext4_file_read_iter+0x145/0x1b0 [ 876.604304][ C0] new_sync_read+0x418/0x6d0 [ 876.608870][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 876.614308][ C0] ? security_file_permission+0x8a/0x370 [ 876.619930][ C0] __vfs_read+0xc9/0x100 [ 876.624161][ C0] vfs_read+0x1ea/0x430 [ 876.628292][ C0] ksys_read+0x127/0x250 [ 876.632529][ C0] ? kernel_write+0x120/0x120 [ 876.637187][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 876.642894][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 876.648611][ C0] do_syscall_64+0xb7/0x580 [ 876.653105][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 876.658976][ C0] RIP: 0033:0x45a649 [ 876.663025][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 876.682630][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 876.691209][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 876.699158][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 876.707118][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 876.715069][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 876.723018][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 876.731051][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 876.739761][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 876.749805][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 876.755695][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 876.775276][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 876.783791][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 876.791754][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 876.799725][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 876.807795][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 876.815774][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 876.823738][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 876.832702][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 876.839290][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 876.847246][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 876.855213][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 876.863177][ C0] Call Trace: [ 876.866471][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 876.871563][ C0] ? lru_deactivate_fn+0x910/0x910 [ 876.876673][ C0] __lru_cache_add+0x1a0/0x260 [ 876.881544][ C0] wp_page_copy+0x904/0x19b0 [ 876.886112][ C0] ? follow_pfn+0x210/0x210 [ 876.890593][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 876.895436][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 876.900701][ C0] do_wp_page+0x2cd/0x1b40 [ 876.905095][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 876.910108][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 876.915455][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 876.920369][ C0] __handle_mm_fault+0x1415/0x2980 [ 876.925473][ C0] ? mark_held_locks+0xe0/0xe0 [ 876.930326][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 876.935864][ C0] ? find_held_lock+0x2d/0x110 [ 876.940604][ C0] ? handle_mm_fault+0x1d5/0x910 [ 876.945522][ C0] ? mark_held_locks+0x9f/0xe0 [ 876.950263][ C0] handle_mm_fault+0x2f1/0x910 [ 876.955354][ C0] __do_page_fault+0x62b/0xcc0 [ 876.960095][ C0] ? __do_page_fault+0xc70/0xcc0 [ 876.965024][ C0] page_fault+0x34/0x40 [ 876.969170][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 876.975749][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 876.995425][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 877.001467][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 877.009428][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 877.017377][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 877.025326][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 877.033288][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 877.041247][ C0] copyout+0x11c/0x140 [ 877.045294][ C0] copy_page_to_iter+0x406/0xdc0 [ 877.050209][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 877.055382][ C0] generic_file_read_iter+0xffd/0x29c0 [ 877.060819][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 877.066865][ C0] ? mark_held_locks+0xe0/0xe0 [ 877.071789][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 877.077691][ C0] ext4_file_read_iter+0x145/0x1b0 [ 877.082803][ C0] new_sync_read+0x418/0x6d0 [ 877.087420][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 877.092871][ C0] ? security_file_permission+0x8a/0x370 [ 877.098496][ C0] __vfs_read+0xc9/0x100 [ 877.102744][ C0] vfs_read+0x1ea/0x430 [ 877.106887][ C0] ksys_read+0x127/0x250 [ 877.111138][ C0] ? kernel_write+0x120/0x120 [ 877.115805][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 877.121523][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 877.127230][ C0] do_syscall_64+0xb7/0x580 [ 877.131733][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 877.137646][ C0] RIP: 0033:0x45a649 [ 877.141536][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 877.161135][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 877.177660][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 877.185635][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 877.193606][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 877.201654][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 877.209635][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 877.218281][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 877.227062][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.237124][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 877.243118][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 877.262867][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 877.271282][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 877.279280][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 877.287253][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 877.295391][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 877.303365][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 877.311344][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 877.320295][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 877.326919][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 877.334996][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 877.342958][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 877.350914][ C0] Call Trace: [ 877.354208][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 877.359314][ C0] ? lru_deactivate_fn+0x910/0x910 [ 877.364423][ C0] __lru_cache_add+0x1a0/0x260 [ 877.369191][ C0] wp_page_copy+0x904/0x19b0 [ 877.373837][ C0] ? follow_pfn+0x210/0x210 [ 877.378812][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 877.383684][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 877.388959][ C0] do_wp_page+0x2cd/0x1b40 [ 877.393373][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 877.398389][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 877.403738][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 877.408651][ C0] __handle_mm_fault+0x1415/0x2980 [ 877.413747][ C0] ? mark_held_locks+0xe0/0xe0 [ 877.418498][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 877.424020][ C0] ? find_held_lock+0x2d/0x110 [ 877.428760][ C0] ? handle_mm_fault+0x1d5/0x910 [ 877.433685][ C0] ? mark_held_locks+0x9f/0xe0 [ 877.438428][ C0] handle_mm_fault+0x2f1/0x910 [ 877.443289][ C0] __do_page_fault+0x62b/0xcc0 [ 877.448028][ C0] ? __do_page_fault+0xc70/0xcc0 [ 877.452939][ C0] page_fault+0x34/0x40 [ 877.457110][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 877.463690][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 877.483722][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 877.489793][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 877.497742][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 877.505702][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 877.514104][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 877.522052][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 877.530012][ C0] copyout+0x11c/0x140 [ 877.534148][ C0] copy_page_to_iter+0x406/0xdc0 [ 877.539087][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 877.544287][ C0] generic_file_read_iter+0xffd/0x29c0 [ 877.549734][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 877.555798][ C0] ? mark_held_locks+0xe0/0xe0 [ 877.560547][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 877.566336][ C0] ext4_file_read_iter+0x145/0x1b0 [ 877.572043][ C0] new_sync_read+0x418/0x6d0 [ 877.576883][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 877.582674][ C0] ? security_file_permission+0x8a/0x370 [ 877.588292][ C0] __vfs_read+0xc9/0x100 [ 877.592511][ C0] vfs_read+0x1ea/0x430 [ 877.596641][ C0] ksys_read+0x127/0x250 [ 877.600953][ C0] ? kernel_write+0x120/0x120 [ 877.605623][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 877.611330][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 877.617038][ C0] do_syscall_64+0xb7/0x580 [ 877.621624][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 877.627514][ C0] RIP: 0033:0x45a649 [ 877.631400][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 877.651082][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 877.659669][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 877.667932][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 877.675896][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 877.685235][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 877.693234][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 877.701276][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 877.709937][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 877.719998][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 877.725871][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 877.745572][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 877.753962][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 877.761930][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 877.769987][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 877.777960][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 877.785997][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 877.794015][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 877.803376][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 877.809958][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 877.817920][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 877.825872][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 877.833829][ C0] Call Trace: [ 877.837272][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 877.842411][ C0] ? lru_deactivate_fn+0x910/0x910 [ 877.847519][ C0] __lru_cache_add+0x1a0/0x260 [ 877.852266][ C0] wp_page_copy+0x904/0x19b0 [ 877.856841][ C0] ? follow_pfn+0x210/0x210 [ 877.861323][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 877.866166][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 877.871432][ C0] do_wp_page+0x2cd/0x1b40 [ 877.875829][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 877.881375][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 877.886740][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 877.891673][ C0] __handle_mm_fault+0x1415/0x2980 [ 877.896901][ C0] ? mark_held_locks+0xe0/0xe0 [ 877.901759][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 877.907301][ C0] ? find_held_lock+0x2d/0x110 [ 877.912045][ C0] ? handle_mm_fault+0x1d5/0x910 [ 877.916963][ C0] ? mark_held_locks+0x9f/0xe0 [ 877.921710][ C0] handle_mm_fault+0x2f1/0x910 [ 877.926460][ C0] __do_page_fault+0x62b/0xcc0 [ 877.931204][ C0] ? __do_page_fault+0xc70/0xcc0 [ 877.936161][ C0] page_fault+0x34/0x40 [ 877.940297][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 877.946987][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 877.967174][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 877.973216][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 877.981174][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 877.989128][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 877.997090][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 878.005038][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 878.012994][ C0] copyout+0x11c/0x140 [ 878.017050][ C0] copy_page_to_iter+0x406/0xdc0 [ 878.021977][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 878.027150][ C0] generic_file_read_iter+0xffd/0x29c0 [ 878.032587][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 878.038628][ C0] ? mark_held_locks+0xe0/0xe0 [ 878.043366][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 878.049160][ C0] ext4_file_read_iter+0x145/0x1b0 [ 878.054272][ C0] new_sync_read+0x418/0x6d0 [ 878.058871][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 878.064393][ C0] ? security_file_permission+0x8a/0x370 [ 878.070008][ C0] __vfs_read+0xc9/0x100 [ 878.074246][ C0] vfs_read+0x1ea/0x430 [ 878.078380][ C0] ksys_read+0x127/0x250 [ 878.082599][ C0] ? kernel_write+0x120/0x120 [ 878.087356][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 878.093070][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 878.098770][ C0] do_syscall_64+0xb7/0x580 [ 878.103260][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 878.109164][ C0] RIP: 0033:0x45a649 [ 878.113048][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 878.132835][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 878.141225][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 878.149177][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 878.157137][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 878.165098][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 878.173124][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 878.181185][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 878.189839][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.201196][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 878.207101][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 878.226861][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 878.235264][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 878.243229][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 878.251179][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 878.259132][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 878.267091][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 878.275053][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 878.283965][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 878.290571][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 878.298536][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 878.306487][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 878.314440][ C0] Call Trace: [ 878.317714][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 878.322819][ C0] ? lru_deactivate_fn+0x910/0x910 [ 878.327908][ C0] __lru_cache_add+0x1a0/0x260 [ 878.332651][ C0] wp_page_copy+0x904/0x19b0 [ 878.337377][ C0] ? follow_pfn+0x210/0x210 [ 878.341869][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 878.347132][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 878.352407][ C0] do_wp_page+0x2cd/0x1b40 [ 878.356842][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 878.361863][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 878.367218][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 878.372150][ C0] __handle_mm_fault+0x1415/0x2980 [ 878.377248][ C0] ? mark_held_locks+0xe0/0xe0 [ 878.382009][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 878.387536][ C0] ? find_held_lock+0x2d/0x110 [ 878.392287][ C0] ? handle_mm_fault+0x1d5/0x910 [ 878.397217][ C0] ? mark_held_locks+0x9f/0xe0 [ 878.402063][ C0] handle_mm_fault+0x2f1/0x910 [ 878.406816][ C0] __do_page_fault+0x62b/0xcc0 [ 878.411562][ C0] ? __do_page_fault+0xc70/0xcc0 [ 878.416477][ C0] page_fault+0x34/0x40 [ 878.420630][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 878.427204][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 878.447232][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 878.453300][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 878.461254][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 878.469217][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 878.477171][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 878.485236][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 878.493266][ C0] copyout+0x11c/0x140 [ 878.497321][ C0] copy_page_to_iter+0x406/0xdc0 [ 878.502375][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 878.507553][ C0] generic_file_read_iter+0xffd/0x29c0 [ 878.512988][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 878.519045][ C0] ? mark_held_locks+0xe0/0xe0 [ 878.523785][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 878.529587][ C0] ext4_file_read_iter+0x145/0x1b0 [ 878.534692][ C0] new_sync_read+0x418/0x6d0 [ 878.539272][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 878.544719][ C0] ? security_file_permission+0x8a/0x370 [ 878.550348][ C0] __vfs_read+0xc9/0x100 [ 878.554609][ C0] vfs_read+0x1ea/0x430 [ 878.558747][ C0] ksys_read+0x127/0x250 [ 878.562973][ C0] ? kernel_write+0x120/0x120 [ 878.567631][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 878.573514][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 878.579382][ C0] do_syscall_64+0xb7/0x580 [ 878.583866][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 878.589733][ C0] RIP: 0033:0x45a649 [ 878.593609][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 878.613190][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 878.621578][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 878.629528][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 878.637510][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 878.645473][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 878.653520][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 878.661563][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 878.670339][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 878.680399][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 878.686407][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 878.706079][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 878.714468][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 878.723384][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 878.731521][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 878.739559][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 878.747508][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 878.755479][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 878.764759][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 878.771739][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 878.779720][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 878.787790][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 878.795739][ C0] Call Trace: [ 878.799027][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 878.804116][ C0] ? lru_deactivate_fn+0x910/0x910 [ 878.809225][ C0] __lru_cache_add+0x1a0/0x260 [ 878.813986][ C0] wp_page_copy+0x904/0x19b0 [ 878.818559][ C0] ? follow_pfn+0x210/0x210 [ 878.823040][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 878.827866][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 878.833129][ C0] do_wp_page+0x2cd/0x1b40 [ 878.837521][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 878.842534][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 878.847894][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 878.852808][ C0] __handle_mm_fault+0x1415/0x2980 [ 878.858506][ C0] ? mark_held_locks+0xe0/0xe0 [ 878.863256][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 878.868779][ C0] ? find_held_lock+0x2d/0x110 [ 878.873545][ C0] ? handle_mm_fault+0x1d5/0x910 [ 878.878471][ C0] ? mark_held_locks+0x9f/0xe0 [ 878.883212][ C0] handle_mm_fault+0x2f1/0x910 [ 878.887962][ C0] __do_page_fault+0x62b/0xcc0 [ 878.892718][ C0] ? __do_page_fault+0xc70/0xcc0 [ 878.897773][ C0] page_fault+0x34/0x40 [ 878.901914][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 878.908481][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 878.928248][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 878.934379][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 878.942353][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 878.950304][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 878.958314][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 878.966287][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 878.974267][ C0] copyout+0x11c/0x140 [ 878.978332][ C0] copy_page_to_iter+0x406/0xdc0 [ 878.983249][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 878.988608][ C0] generic_file_read_iter+0xffd/0x29c0 [ 878.994048][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 879.000093][ C0] ? mark_held_locks+0xe0/0xe0 [ 879.004837][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 879.010636][ C0] ext4_file_read_iter+0x145/0x1b0 [ 879.015748][ C0] new_sync_read+0x418/0x6d0 [ 879.020326][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 879.025765][ C0] ? security_file_permission+0x8a/0x370 [ 879.031375][ C0] __vfs_read+0xc9/0x100 [ 879.035598][ C0] vfs_read+0x1ea/0x430 [ 879.039731][ C0] ksys_read+0x127/0x250 [ 879.043948][ C0] ? kernel_write+0x120/0x120 [ 879.048610][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 879.054311][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 879.060010][ C0] do_syscall_64+0xb7/0x580 [ 879.064494][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 879.073132][ C0] RIP: 0033:0x45a649 [ 879.077018][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 879.096800][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 879.105209][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 879.113172][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 879.121122][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 879.129439][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 879.141743][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 879.149774][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 879.158434][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 879.168479][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 879.174374][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 879.194238][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 879.202635][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 879.210593][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 879.218555][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 879.226533][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 879.234494][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 879.242443][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 879.251365][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 879.257928][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 879.265877][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 879.273848][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 879.281808][ C0] Call Trace: [ 879.285092][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 879.290186][ C0] ? lru_deactivate_fn+0x910/0x910 [ 879.295306][ C0] __lru_cache_add+0x1a0/0x260 [ 879.300053][ C0] wp_page_copy+0x904/0x19b0 [ 879.304626][ C0] ? follow_pfn+0x210/0x210 [ 879.309109][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 879.313960][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 879.319221][ C0] do_wp_page+0x2cd/0x1b40 [ 879.323668][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 879.328686][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 879.334256][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 879.339204][ C0] __handle_mm_fault+0x1415/0x2980 [ 879.344295][ C0] ? mark_held_locks+0xe0/0xe0 [ 879.349057][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 879.354576][ C0] ? find_held_lock+0x2d/0x110 [ 879.359314][ C0] ? handle_mm_fault+0x1d5/0x910 [ 879.364228][ C0] ? mark_held_locks+0x9f/0xe0 [ 879.368967][ C0] handle_mm_fault+0x2f1/0x910 [ 879.373711][ C0] __do_page_fault+0x62b/0xcc0 [ 879.378450][ C0] ? __do_page_fault+0xc70/0xcc0 [ 879.391006][ C0] page_fault+0x34/0x40 [ 879.395146][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 879.401714][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 879.421335][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 879.428598][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 879.436656][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 879.444715][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 879.453461][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 879.461424][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 879.469401][ C0] copyout+0x11c/0x140 [ 879.473465][ C0] copy_page_to_iter+0x406/0xdc0 [ 879.478401][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 879.483590][ C0] generic_file_read_iter+0xffd/0x29c0 [ 879.489035][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 879.495101][ C0] ? mark_held_locks+0xe0/0xe0 [ 879.499861][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 879.505689][ C0] ext4_file_read_iter+0x145/0x1b0 [ 879.510809][ C0] new_sync_read+0x418/0x6d0 [ 879.515436][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 879.520882][ C0] ? security_file_permission+0x8a/0x370 [ 879.526511][ C0] __vfs_read+0xc9/0x100 [ 879.530742][ C0] vfs_read+0x1ea/0x430 [ 879.534898][ C0] ksys_read+0x127/0x250 [ 879.539219][ C0] ? kernel_write+0x120/0x120 [ 879.543886][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 879.549597][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 879.555305][ C0] do_syscall_64+0xb7/0x580 [ 879.559802][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 879.565702][ C0] RIP: 0033:0x45a649 [ 879.569577][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 879.589696][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 879.598107][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 879.606062][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 879.614026][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 879.621994][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 879.629946][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 879.637982][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 879.646628][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 879.656693][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 879.662579][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 879.682186][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 879.690612][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 879.698599][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 879.706554][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 879.715145][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 879.723386][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 879.731629][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 879.740632][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 879.747284][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 879.755253][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 879.763204][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 879.771165][ C0] Call Trace: [ 879.774454][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 879.779541][ C0] ? lru_deactivate_fn+0x910/0x910 [ 879.784820][ C0] __lru_cache_add+0x1a0/0x260 [ 879.789651][ C0] wp_page_copy+0x904/0x19b0 [ 879.794480][ C0] ? follow_pfn+0x210/0x210 [ 879.799078][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 879.803906][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 879.809168][ C0] do_wp_page+0x2cd/0x1b40 [ 879.813570][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 879.818661][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 879.824011][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 879.829055][ C0] __handle_mm_fault+0x1415/0x2980 [ 879.834241][ C0] ? mark_held_locks+0xe0/0xe0 [ 879.839101][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 879.844623][ C0] ? find_held_lock+0x2d/0x110 [ 879.849366][ C0] ? handle_mm_fault+0x1d5/0x910 [ 879.854280][ C0] ? mark_held_locks+0x9f/0xe0 [ 879.859026][ C0] handle_mm_fault+0x2f1/0x910 [ 879.863782][ C0] __do_page_fault+0x62b/0xcc0 [ 879.868520][ C0] ? __do_page_fault+0xc70/0xcc0 [ 879.873437][ C0] page_fault+0x34/0x40 [ 879.877572][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 879.884150][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 879.903917][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 879.910059][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 879.918010][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 879.925965][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 879.933932][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 879.941894][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 879.949944][ C0] copyout+0x11c/0x140 [ 879.954005][ C0] copy_page_to_iter+0x406/0xdc0 [ 879.958920][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 879.964106][ C0] generic_file_read_iter+0xffd/0x29c0 [ 879.969637][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 879.975700][ C0] ? mark_held_locks+0xe0/0xe0 [ 879.980450][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 879.986233][ C0] ext4_file_read_iter+0x145/0x1b0 [ 879.991326][ C0] new_sync_read+0x418/0x6d0 [ 879.995906][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 880.001361][ C0] ? security_file_permission+0x8a/0x370 [ 880.006979][ C0] __vfs_read+0xc9/0x100 [ 880.011211][ C0] vfs_read+0x1ea/0x430 [ 880.015353][ C0] ksys_read+0x127/0x250 [ 880.019585][ C0] ? kernel_write+0x120/0x120 [ 880.024247][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 880.029968][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 880.035675][ C0] do_syscall_64+0xb7/0x580 [ 880.040893][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 880.046774][ C0] RIP: 0033:0x45a649 [ 880.050668][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 880.075155][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 880.083561][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 880.091526][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 880.099583][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 880.107686][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 880.115700][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 880.123726][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 880.132732][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 880.142780][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 880.148656][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 880.168236][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 880.176638][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 880.184589][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 880.192540][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 880.200492][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 880.208442][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 880.216402][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 880.225309][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 880.231884][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 880.239839][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 880.247787][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 880.255734][ C0] Call Trace: [ 880.259027][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 880.264126][ C0] ? lru_deactivate_fn+0x910/0x910 [ 880.269222][ C0] __lru_cache_add+0x1a0/0x260 [ 880.273970][ C0] wp_page_copy+0x904/0x19b0 [ 880.278542][ C0] ? follow_pfn+0x210/0x210 [ 880.283029][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 880.287856][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 880.293116][ C0] do_wp_page+0x2cd/0x1b40 [ 880.297682][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 880.302684][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 880.308045][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 880.313057][ C0] __handle_mm_fault+0x1415/0x2980 [ 880.318403][ C0] ? mark_held_locks+0xe0/0xe0 [ 880.323165][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 880.328773][ C0] ? find_held_lock+0x2d/0x110 [ 880.333515][ C0] ? handle_mm_fault+0x1d5/0x910 [ 880.338447][ C0] ? mark_held_locks+0x9f/0xe0 [ 880.343185][ C0] handle_mm_fault+0x2f1/0x910 [ 880.347927][ C0] __do_page_fault+0x62b/0xcc0 [ 880.352670][ C0] ? __do_page_fault+0xc70/0xcc0 [ 880.357596][ C0] page_fault+0x34/0x40 [ 880.361754][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 880.368338][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 880.387919][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 880.393961][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 880.402038][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 880.410432][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 880.418388][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 880.426342][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 880.434462][ C0] copyout+0x11c/0x140 [ 880.438517][ C0] copy_page_to_iter+0x406/0xdc0 [ 880.443450][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 880.448649][ C0] generic_file_read_iter+0xffd/0x29c0 [ 880.454086][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 880.460134][ C0] ? mark_held_locks+0xe0/0xe0 [ 880.464874][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 880.470660][ C0] ext4_file_read_iter+0x145/0x1b0 [ 880.475748][ C0] new_sync_read+0x418/0x6d0 [ 880.480339][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 880.485779][ C0] ? security_file_permission+0x8a/0x370 [ 880.491389][ C0] __vfs_read+0xc9/0x100 [ 880.495630][ C0] vfs_read+0x1ea/0x430 [ 880.499775][ C0] ksys_read+0x127/0x250 [ 880.504005][ C0] ? kernel_write+0x120/0x120 [ 880.508672][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 880.514386][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 880.520082][ C0] do_syscall_64+0xb7/0x580 [ 880.524577][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 880.530449][ C0] RIP: 0033:0x45a649 [ 880.534328][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 880.554005][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 880.562394][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 880.570368][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 880.578958][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 880.587002][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 880.594971][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 880.603025][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 880.611717][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 880.621768][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 880.627652][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 880.647317][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 880.655704][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 880.663665][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 880.671614][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 880.679576][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 880.687974][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 880.695936][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 880.704954][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 880.711515][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 880.719473][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 880.727422][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 880.735392][ C0] Call Trace: [ 880.738925][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 880.744018][ C0] ? lru_deactivate_fn+0x910/0x910 [ 880.749118][ C0] __lru_cache_add+0x1a0/0x260 [ 880.753870][ C0] wp_page_copy+0x904/0x19b0 [ 880.758548][ C0] ? follow_pfn+0x210/0x210 [ 880.763028][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 880.767870][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 880.773232][ C0] do_wp_page+0x2cd/0x1b40 [ 880.777624][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 880.782633][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 880.788044][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 880.793830][ C0] __handle_mm_fault+0x1415/0x2980 [ 880.799004][ C0] ? mark_held_locks+0xe0/0xe0 [ 880.803867][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 880.809769][ C0] ? find_held_lock+0x2d/0x110 [ 880.814508][ C0] ? handle_mm_fault+0x1d5/0x910 [ 880.819422][ C0] ? mark_held_locks+0x9f/0xe0 [ 880.825119][ C0] handle_mm_fault+0x2f1/0x910 [ 880.829883][ C0] __do_page_fault+0x62b/0xcc0 [ 880.834637][ C0] ? __do_page_fault+0xc70/0xcc0 [ 880.839639][ C0] page_fault+0x34/0x40 [ 880.843785][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 880.850364][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 880.869948][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 880.875991][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 880.884039][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 880.892003][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 880.899967][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 880.907929][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 880.916187][ C0] copyout+0x11c/0x140 [ 880.920245][ C0] copy_page_to_iter+0x406/0xdc0 [ 880.925273][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 880.930463][ C0] generic_file_read_iter+0xffd/0x29c0 [ 880.935999][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 880.942056][ C0] ? mark_held_locks+0xe0/0xe0 [ 880.946801][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 880.952584][ C0] ext4_file_read_iter+0x145/0x1b0 [ 880.957932][ C0] new_sync_read+0x418/0x6d0 [ 880.962596][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 880.968044][ C0] ? security_file_permission+0x8a/0x370 [ 880.973663][ C0] __vfs_read+0xc9/0x100 [ 880.977977][ C0] vfs_read+0x1ea/0x430 [ 880.982283][ C0] ksys_read+0x127/0x250 [ 880.986514][ C0] ? kernel_write+0x120/0x120 [ 880.991169][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 880.996952][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 881.002646][ C0] do_syscall_64+0xb7/0x580 [ 881.007143][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 881.013024][ C0] RIP: 0033:0x45a649 [ 881.016926][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 881.036533][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 881.045125][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 881.053076][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 881.061039][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 881.069040][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 881.076997][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 881.085048][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 881.093812][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.103876][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 881.109780][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 881.129546][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 881.137936][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 881.145890][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 881.153853][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 881.161815][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 881.169764][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 881.177835][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 881.186800][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 881.193431][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 881.201401][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 881.210064][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 881.218018][ C0] Call Trace: [ 881.221299][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 881.226390][ C0] ? lru_deactivate_fn+0x910/0x910 [ 881.231488][ C0] __lru_cache_add+0x1a0/0x260 [ 881.236233][ C0] wp_page_copy+0x904/0x19b0 [ 881.240811][ C0] ? follow_pfn+0x210/0x210 [ 881.245390][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 881.250239][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 881.255510][ C0] do_wp_page+0x2cd/0x1b40 [ 881.259914][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 881.264949][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 881.270324][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 881.275262][ C0] __handle_mm_fault+0x1415/0x2980 [ 881.280391][ C0] ? mark_held_locks+0xe0/0xe0 [ 881.285139][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 881.290663][ C0] ? find_held_lock+0x2d/0x110 [ 881.295424][ C0] ? handle_mm_fault+0x1d5/0x910 [ 881.300340][ C0] ? mark_held_locks+0x9f/0xe0 [ 881.305088][ C0] handle_mm_fault+0x2f1/0x910 [ 881.309838][ C0] __do_page_fault+0x62b/0xcc0 [ 881.314595][ C0] ? __do_page_fault+0xc70/0xcc0 [ 881.319531][ C0] page_fault+0x34/0x40 [ 881.323681][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 881.330249][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 881.349920][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 881.355980][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 881.363930][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 881.371967][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 881.379931][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 881.387881][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 881.395853][ C0] copyout+0x11c/0x140 [ 881.399910][ C0] copy_page_to_iter+0x406/0xdc0 [ 881.404828][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 881.410003][ C0] generic_file_read_iter+0xffd/0x29c0 [ 881.415527][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 881.421574][ C0] ? mark_held_locks+0xe0/0xe0 [ 881.426318][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 881.432193][ C0] ext4_file_read_iter+0x145/0x1b0 [ 881.437282][ C0] new_sync_read+0x418/0x6d0 [ 881.441976][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 881.447430][ C0] ? security_file_permission+0x8a/0x370 [ 881.453041][ C0] __vfs_read+0xc9/0x100 [ 881.457879][ C0] vfs_read+0x1ea/0x430 [ 881.462022][ C0] ksys_read+0x127/0x250 [ 881.466239][ C0] ? kernel_write+0x120/0x120 [ 881.470896][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 881.476601][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 881.482304][ C0] do_syscall_64+0xb7/0x580 [ 881.486788][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 881.492673][ C0] RIP: 0033:0x45a649 [ 881.496550][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 881.516132][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 881.524533][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 881.532489][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 881.540435][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 881.548384][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 881.556339][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 881.564369][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 881.573013][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 881.583053][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 881.588928][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 881.609113][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 881.617500][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 881.625446][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 881.633402][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 881.641359][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 881.649328][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 881.657291][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 881.666210][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 881.672777][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 881.680914][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 881.688874][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 881.696833][ C0] Call Trace: [ 881.700120][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 881.705208][ C0] ? lru_deactivate_fn+0x910/0x910 [ 881.710301][ C0] __lru_cache_add+0x1a0/0x260 [ 881.715042][ C0] wp_page_copy+0x904/0x19b0 [ 881.719606][ C0] ? follow_pfn+0x210/0x210 [ 881.724086][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 881.728909][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 881.734172][ C0] do_wp_page+0x2cd/0x1b40 [ 881.738562][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 881.743563][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 881.748924][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 881.753927][ C0] __handle_mm_fault+0x1415/0x2980 [ 881.759030][ C0] ? mark_held_locks+0xe0/0xe0 [ 881.763769][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 881.769292][ C0] ? find_held_lock+0x2d/0x110 [ 881.774031][ C0] ? handle_mm_fault+0x1d5/0x910 [ 881.778941][ C0] ? mark_held_locks+0x9f/0xe0 [ 881.783678][ C0] handle_mm_fault+0x2f1/0x910 [ 881.788416][ C0] __do_page_fault+0x62b/0xcc0 [ 881.793152][ C0] ? __do_page_fault+0xc70/0xcc0 [ 881.798063][ C0] page_fault+0x34/0x40 [ 881.802208][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 881.808782][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 881.828458][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 881.834509][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 881.842456][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 881.850415][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 881.858412][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 881.866481][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 881.874539][ C0] copyout+0x11c/0x140 [ 881.878593][ C0] copy_page_to_iter+0x406/0xdc0 [ 881.883516][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 881.888694][ C0] generic_file_read_iter+0xffd/0x29c0 [ 881.897211][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 881.903276][ C0] ? mark_held_locks+0xe0/0xe0 [ 881.908020][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 881.913807][ C0] ext4_file_read_iter+0x145/0x1b0 [ 881.918914][ C0] new_sync_read+0x418/0x6d0 [ 881.923481][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 881.928914][ C0] ? security_file_permission+0x8a/0x370 [ 881.934529][ C0] __vfs_read+0xc9/0x100 [ 881.938744][ C0] vfs_read+0x1ea/0x430 [ 881.942873][ C0] ksys_read+0x127/0x250 [ 881.947086][ C0] ? kernel_write+0x120/0x120 [ 881.951739][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 881.957433][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 881.963126][ C0] do_syscall_64+0xb7/0x580 [ 881.967615][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 881.973479][ C0] RIP: 0033:0x45a649 [ 881.977352][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 881.997029][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 882.005423][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 882.013375][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 882.021326][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 882.029359][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 882.037303][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 882.045313][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 882.053955][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 882.063990][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 882.069864][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 882.089448][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 882.097847][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 882.105806][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 882.113756][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 882.121707][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 882.129674][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 882.137629][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 882.146532][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 882.153100][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 882.161060][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 882.169028][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 882.177128][ C0] Call Trace: [ 882.180414][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 882.185508][ C0] ? lru_deactivate_fn+0x910/0x910 [ 882.190596][ C0] __lru_cache_add+0x1a0/0x260 [ 882.195339][ C0] wp_page_copy+0x904/0x19b0 [ 882.199912][ C0] ? follow_pfn+0x210/0x210 [ 882.204393][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 882.209227][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 882.214485][ C0] do_wp_page+0x2cd/0x1b40 [ 882.218882][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 882.223879][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 882.229230][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 882.234145][ C0] __handle_mm_fault+0x1415/0x2980 [ 882.239228][ C0] ? mark_held_locks+0xe0/0xe0 [ 882.243966][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 882.249497][ C0] ? find_held_lock+0x2d/0x110 [ 882.254234][ C0] ? handle_mm_fault+0x1d5/0x910 [ 882.259144][ C0] ? mark_held_locks+0x9f/0xe0 [ 882.263899][ C0] handle_mm_fault+0x2f1/0x910 [ 882.268636][ C0] __do_page_fault+0x62b/0xcc0 [ 882.273495][ C0] ? __do_page_fault+0xc70/0xcc0 [ 882.278413][ C0] page_fault+0x34/0x40 [ 882.282683][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 882.289255][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 882.308928][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 882.314971][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 882.322918][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 882.330986][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 882.338946][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 882.347932][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 882.355904][ C0] copyout+0x11c/0x140 [ 882.359953][ C0] copy_page_to_iter+0x406/0xdc0 [ 882.364871][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 882.370059][ C0] generic_file_read_iter+0xffd/0x29c0 [ 882.375506][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 882.381558][ C0] ? mark_held_locks+0xe0/0xe0 [ 882.386478][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 882.392260][ C0] ext4_file_read_iter+0x145/0x1b0 [ 882.397354][ C0] new_sync_read+0x418/0x6d0 [ 882.401918][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 882.407526][ C0] ? security_file_permission+0x8a/0x370 [ 882.413137][ C0] __vfs_read+0xc9/0x100 [ 882.417361][ C0] vfs_read+0x1ea/0x430 [ 882.421516][ C0] ksys_read+0x127/0x250 [ 882.425734][ C0] ? kernel_write+0x120/0x120 [ 882.430389][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 882.436084][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 882.441779][ C0] do_syscall_64+0xb7/0x580 [ 882.446261][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 882.452129][ C0] RIP: 0033:0x45a649 [ 882.456012][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 882.475592][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 882.483999][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 882.491963][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 882.500173][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 882.508124][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 882.516070][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 882.524111][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 882.532754][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 882.542806][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 882.548738][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 882.568422][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 882.576814][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 882.584766][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 882.592715][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 882.600665][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 882.608651][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 882.616608][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 882.625527][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 882.632092][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 882.640044][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 882.647995][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 882.655951][ C0] Call Trace: [ 882.659225][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 882.664312][ C0] ? lru_deactivate_fn+0x910/0x910 [ 882.669400][ C0] __lru_cache_add+0x1a0/0x260 [ 882.674153][ C0] wp_page_copy+0x904/0x19b0 [ 882.678718][ C0] ? follow_pfn+0x210/0x210 [ 882.683206][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 882.688032][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 882.693311][ C0] do_wp_page+0x2cd/0x1b40 [ 882.697715][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 882.702717][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 882.708077][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 882.713163][ C0] __handle_mm_fault+0x1415/0x2980 [ 882.718265][ C0] ? mark_held_locks+0xe0/0xe0 [ 882.723020][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 882.728551][ C0] ? find_held_lock+0x2d/0x110 [ 882.733300][ C0] ? handle_mm_fault+0x1d5/0x910 [ 882.738238][ C0] ? mark_held_locks+0x9f/0xe0 [ 882.743022][ C0] handle_mm_fault+0x2f1/0x910 [ 882.747771][ C0] __do_page_fault+0x62b/0xcc0 [ 882.752512][ C0] ? __do_page_fault+0xc70/0xcc0 [ 882.757513][ C0] page_fault+0x34/0x40 [ 882.761662][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 882.768237][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 882.787904][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 882.793950][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 882.801899][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 882.809845][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 882.817789][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 882.825744][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 882.833704][ C0] copyout+0x11c/0x140 [ 882.837745][ C0] copy_page_to_iter+0x406/0xdc0 [ 882.842667][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 882.847847][ C0] generic_file_read_iter+0xffd/0x29c0 [ 882.853297][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 882.859334][ C0] ? mark_held_locks+0xe0/0xe0 [ 882.864085][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 882.869863][ C0] ext4_file_read_iter+0x145/0x1b0 [ 882.874964][ C0] new_sync_read+0x418/0x6d0 [ 882.879527][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 882.884962][ C0] ? security_file_permission+0x8a/0x370 [ 882.890579][ C0] __vfs_read+0xc9/0x100 [ 882.894815][ C0] vfs_read+0x1ea/0x430 [ 882.898942][ C0] ksys_read+0x127/0x250 [ 882.903159][ C0] ? kernel_write+0x120/0x120 [ 882.907818][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 882.913510][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 882.919201][ C0] do_syscall_64+0xb7/0x580 [ 882.923693][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 882.929643][ C0] RIP: 0033:0x45a649 [ 882.933513][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 882.953091][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 882.961492][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 882.969447][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 882.977393][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 882.985341][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 882.993313][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 883.001360][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 883.010006][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.020049][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 883.025920][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 883.045496][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 883.053894][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 883.064099][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 883.072049][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 883.079998][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 883.088042][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 883.096005][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 883.104925][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 883.111493][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 883.119457][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 883.127413][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 883.135361][ C0] Call Trace: [ 883.138646][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 883.143846][ C0] ? lru_deactivate_fn+0x910/0x910 [ 883.148939][ C0] __lru_cache_add+0x1a0/0x260 [ 883.153682][ C0] wp_page_copy+0x904/0x19b0 [ 883.158358][ C0] ? follow_pfn+0x210/0x210 [ 883.163638][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 883.168501][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 883.173768][ C0] do_wp_page+0x2cd/0x1b40 [ 883.178167][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 883.183166][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 883.188517][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 883.193426][ C0] __handle_mm_fault+0x1415/0x2980 [ 883.198510][ C0] ? mark_held_locks+0xe0/0xe0 [ 883.203246][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 883.208765][ C0] ? find_held_lock+0x2d/0x110 [ 883.213511][ C0] ? handle_mm_fault+0x1d5/0x910 [ 883.218431][ C0] ? mark_held_locks+0x9f/0xe0 [ 883.223171][ C0] handle_mm_fault+0x2f1/0x910 [ 883.227990][ C0] __do_page_fault+0x62b/0xcc0 [ 883.232758][ C0] ? __do_page_fault+0xc70/0xcc0 [ 883.237691][ C0] page_fault+0x34/0x40 [ 883.241849][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 883.248437][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 883.268039][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 883.274096][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 883.282045][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 883.289994][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 883.297966][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 883.305925][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 883.313890][ C0] copyout+0x11c/0x140 [ 883.317934][ C0] copy_page_to_iter+0x406/0xdc0 [ 883.322853][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 883.328025][ C0] generic_file_read_iter+0xffd/0x29c0 [ 883.333467][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 883.339506][ C0] ? mark_held_locks+0xe0/0xe0 [ 883.344244][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 883.350036][ C0] ext4_file_read_iter+0x145/0x1b0 [ 883.355138][ C0] new_sync_read+0x418/0x6d0 [ 883.359705][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 883.365152][ C0] ? security_file_permission+0x8a/0x370 [ 883.370771][ C0] __vfs_read+0xc9/0x100 [ 883.374988][ C0] vfs_read+0x1ea/0x430 [ 883.379128][ C0] ksys_read+0x127/0x250 [ 883.383346][ C0] ? kernel_write+0x120/0x120 [ 883.388001][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 883.393701][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 883.399402][ C0] do_syscall_64+0xb7/0x580 [ 883.403895][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 883.409774][ C0] RIP: 0033:0x45a649 [ 883.413747][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 883.433357][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 883.441762][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 883.449723][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 883.457676][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 883.465623][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 883.473581][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 883.481599][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 883.490255][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.500315][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 883.506194][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 883.525887][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 883.534272][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 883.542218][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 883.550173][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 883.558159][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 883.566120][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 883.574077][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 883.582982][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 883.589550][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 883.597498][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 883.605446][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 883.613400][ C0] Call Trace: [ 883.616671][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 883.621762][ C0] ? lru_deactivate_fn+0x910/0x910 [ 883.626858][ C0] __lru_cache_add+0x1a0/0x260 [ 883.631624][ C0] wp_page_copy+0x904/0x19b0 [ 883.636201][ C0] ? follow_pfn+0x210/0x210 [ 883.640679][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 883.645514][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 883.650775][ C0] do_wp_page+0x2cd/0x1b40 [ 883.655168][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 883.660167][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 883.665512][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 883.670424][ C0] __handle_mm_fault+0x1415/0x2980 [ 883.675516][ C0] ? mark_held_locks+0xe0/0xe0 [ 883.680994][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 883.686532][ C0] ? find_held_lock+0x2d/0x110 [ 883.691279][ C0] ? handle_mm_fault+0x1d5/0x910 [ 883.696210][ C0] ? mark_held_locks+0x9f/0xe0 [ 883.700954][ C0] handle_mm_fault+0x2f1/0x910 [ 883.705697][ C0] __do_page_fault+0x62b/0xcc0 [ 883.710442][ C0] ? __do_page_fault+0xc70/0xcc0 [ 883.715355][ C0] page_fault+0x34/0x40 [ 883.719578][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 883.726152][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 883.745732][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 883.751775][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 883.759735][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 883.767679][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 883.775640][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 883.783589][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 883.791548][ C0] copyout+0x11c/0x140 [ 883.795592][ C0] copy_page_to_iter+0x406/0xdc0 [ 883.800518][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 883.805716][ C0] generic_file_read_iter+0xffd/0x29c0 [ 883.811170][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 883.817239][ C0] ? mark_held_locks+0xe0/0xe0 [ 883.821985][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 883.827768][ C0] ext4_file_read_iter+0x145/0x1b0 [ 883.832855][ C0] new_sync_read+0x418/0x6d0 [ 883.837428][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 883.842864][ C0] ? security_file_permission+0x8a/0x370 [ 883.848474][ C0] __vfs_read+0xc9/0x100 [ 883.852787][ C0] vfs_read+0x1ea/0x430 [ 883.856916][ C0] ksys_read+0x127/0x250 [ 883.861145][ C0] ? kernel_write+0x120/0x120 [ 883.865818][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 883.871516][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 883.877916][ C0] do_syscall_64+0xb7/0x580 [ 883.882395][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 883.888272][ C0] RIP: 0033:0x45a649 [ 883.892158][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 883.911747][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 883.920138][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 883.928088][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 883.936046][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 883.943992][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 883.951950][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 883.959985][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 883.968633][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 883.978673][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 883.984550][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 884.004127][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 884.012522][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 884.020470][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 884.028419][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 884.036373][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 884.044330][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 884.052278][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 884.061188][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 884.067750][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 884.075705][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 884.083650][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 884.091606][ C0] Call Trace: [ 884.094904][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 884.099992][ C0] ? lru_deactivate_fn+0x910/0x910 [ 884.105098][ C0] __lru_cache_add+0x1a0/0x260 [ 884.109854][ C0] wp_page_copy+0x904/0x19b0 [ 884.114435][ C0] ? follow_pfn+0x210/0x210 [ 884.118919][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 884.123745][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 884.129014][ C0] do_wp_page+0x2cd/0x1b40 [ 884.133431][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 884.138477][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 884.143832][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 884.148794][ C0] __handle_mm_fault+0x1415/0x2980 [ 884.153886][ C0] ? mark_held_locks+0xe0/0xe0 [ 884.158630][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 884.164174][ C0] ? find_held_lock+0x2d/0x110 [ 884.168913][ C0] ? handle_mm_fault+0x1d5/0x910 [ 884.173855][ C0] ? mark_held_locks+0x9f/0xe0 [ 884.178600][ C0] handle_mm_fault+0x2f1/0x910 [ 884.183342][ C0] __do_page_fault+0x62b/0xcc0 [ 884.188077][ C0] ? __do_page_fault+0xc70/0xcc0 [ 884.192987][ C0] page_fault+0x34/0x40 [ 884.197209][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 884.203784][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 884.223362][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 884.229403][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 884.237349][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 884.245308][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 884.253255][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 884.261201][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 884.269218][ C0] copyout+0x11c/0x140 [ 884.273268][ C0] copy_page_to_iter+0x406/0xdc0 [ 884.278197][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 884.284255][ C0] generic_file_read_iter+0xffd/0x29c0 [ 884.289708][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 884.295759][ C0] ? mark_held_locks+0xe0/0xe0 [ 884.300506][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 884.306309][ C0] ext4_file_read_iter+0x145/0x1b0 [ 884.311409][ C0] new_sync_read+0x418/0x6d0 [ 884.316763][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 884.322203][ C0] ? security_file_permission+0x8a/0x370 [ 884.327811][ C0] __vfs_read+0xc9/0x100 [ 884.332029][ C0] vfs_read+0x1ea/0x430 [ 884.336168][ C0] ksys_read+0x127/0x250 [ 884.340387][ C0] ? kernel_write+0x120/0x120 [ 884.345041][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 884.350824][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 884.356517][ C0] do_syscall_64+0xb7/0x580 [ 884.361015][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 884.367321][ C0] RIP: 0033:0x45a649 [ 884.371208][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 884.390788][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 884.399174][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 884.407120][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 884.415068][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 884.423071][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 884.431027][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 884.439063][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 884.447709][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 884.457753][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 884.463796][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 884.483383][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 884.491783][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 884.499745][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 884.507797][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 884.515752][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 884.523706][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 884.531654][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 884.540561][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 884.547122][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 884.555069][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 884.563016][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 884.570971][ C0] Call Trace: [ 884.574292][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 884.579379][ C0] ? lru_deactivate_fn+0x910/0x910 [ 884.584485][ C0] __lru_cache_add+0x1a0/0x260 [ 884.589226][ C0] wp_page_copy+0x904/0x19b0 [ 884.593795][ C0] ? follow_pfn+0x210/0x210 [ 884.598358][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 884.603700][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 884.608955][ C0] do_wp_page+0x2cd/0x1b40 [ 884.613442][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 884.618449][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 884.623802][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 884.628712][ C0] __handle_mm_fault+0x1415/0x2980 [ 884.633795][ C0] ? mark_held_locks+0xe0/0xe0 [ 884.638548][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 884.644240][ C0] ? find_held_lock+0x2d/0x110 [ 884.648987][ C0] ? handle_mm_fault+0x1d5/0x910 [ 884.653984][ C0] ? mark_held_locks+0x9f/0xe0 [ 884.658719][ C0] handle_mm_fault+0x2f1/0x910 [ 884.663457][ C0] __do_page_fault+0x62b/0xcc0 [ 884.668192][ C0] ? __do_page_fault+0xc70/0xcc0 [ 884.673111][ C0] page_fault+0x34/0x40 [ 884.677242][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 884.683812][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 884.703388][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 884.709522][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 884.717466][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 884.725411][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 884.733366][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 884.741315][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 884.749278][ C0] copyout+0x11c/0x140 [ 884.753319][ C0] copy_page_to_iter+0x406/0xdc0 [ 884.758228][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 884.763403][ C0] generic_file_read_iter+0xffd/0x29c0 [ 884.768837][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 884.774877][ C0] ? mark_held_locks+0xe0/0xe0 [ 884.779624][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 884.785404][ C0] ext4_file_read_iter+0x145/0x1b0 [ 884.790491][ C0] new_sync_read+0x418/0x6d0 [ 884.795056][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 884.800491][ C0] ? security_file_permission+0x8a/0x370 [ 884.806106][ C0] __vfs_read+0xc9/0x100 [ 884.810322][ C0] vfs_read+0x1ea/0x430 [ 884.814452][ C0] ksys_read+0x127/0x250 [ 884.818669][ C0] ? kernel_write+0x120/0x120 [ 884.823333][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 884.829024][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 884.834716][ C0] do_syscall_64+0xb7/0x580 [ 884.839194][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 884.845069][ C0] RIP: 0033:0x45a649 [ 884.848939][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 884.868619][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 884.877030][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 884.884988][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 884.892946][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 884.900909][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 884.908893][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 884.916949][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 884.925598][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 884.935658][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 884.941534][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 884.961737][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 884.970143][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 884.978106][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 884.986054][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 884.994002][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 885.001949][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 885.009900][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 885.018807][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 885.025375][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 885.033324][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 885.041276][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 885.049241][ C0] Call Trace: [ 885.052541][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 885.057637][ C0] ? lru_deactivate_fn+0x910/0x910 [ 885.062724][ C0] __lru_cache_add+0x1a0/0x260 [ 885.067496][ C0] wp_page_copy+0x904/0x19b0 [ 885.072061][ C0] ? follow_pfn+0x210/0x210 [ 885.076555][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 885.081388][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 885.086680][ C0] do_wp_page+0x2cd/0x1b40 [ 885.091099][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 885.096108][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 885.101457][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 885.106414][ C0] __handle_mm_fault+0x1415/0x2980 [ 885.111514][ C0] ? mark_held_locks+0xe0/0xe0 [ 885.116257][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 885.121784][ C0] ? find_held_lock+0x2d/0x110 [ 885.126535][ C0] ? handle_mm_fault+0x1d5/0x910 [ 885.131451][ C0] ? mark_held_locks+0x9f/0xe0 [ 885.136284][ C0] handle_mm_fault+0x2f1/0x910 [ 885.141068][ C0] __do_page_fault+0x62b/0xcc0 [ 885.145815][ C0] ? __do_page_fault+0xc70/0xcc0 [ 885.150729][ C0] page_fault+0x34/0x40 [ 885.154919][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 885.161486][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 885.181090][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 885.187133][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 885.195092][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 885.203051][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 885.211000][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 885.218952][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 885.226918][ C0] copyout+0x11c/0x140 [ 885.230978][ C0] copy_page_to_iter+0x406/0xdc0 [ 885.235914][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 885.241109][ C0] generic_file_read_iter+0xffd/0x29c0 [ 885.246575][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 885.252635][ C0] ? mark_held_locks+0xe0/0xe0 [ 885.257383][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 885.263175][ C0] ext4_file_read_iter+0x145/0x1b0 [ 885.268266][ C0] new_sync_read+0x418/0x6d0 [ 885.272830][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 885.278281][ C0] ? security_file_permission+0x8a/0x370 [ 885.283888][ C0] __vfs_read+0xc9/0x100 [ 885.288104][ C0] vfs_read+0x1ea/0x430 [ 885.292234][ C0] ksys_read+0x127/0x250 [ 885.296453][ C0] ? kernel_write+0x120/0x120 [ 885.301124][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 885.306828][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 885.312520][ C0] do_syscall_64+0xb7/0x580 [ 885.316999][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 885.322865][ C0] RIP: 0033:0x45a649 [ 885.326735][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 885.346842][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 885.355225][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 885.363274][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 885.371230][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 885.379199][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 885.387155][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 885.395184][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 885.403963][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 885.414020][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 885.419902][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 885.439482][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 885.447996][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 885.455950][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 885.463904][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 885.471858][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 885.479806][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 885.487755][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 885.496657][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 885.503216][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 885.511165][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 885.519118][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 885.527065][ C0] Call Trace: [ 885.530339][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 885.535428][ C0] ? lru_deactivate_fn+0x910/0x910 [ 885.540601][ C0] __lru_cache_add+0x1a0/0x260 [ 885.545340][ C0] wp_page_copy+0x904/0x19b0 [ 885.549911][ C0] ? follow_pfn+0x210/0x210 [ 885.554391][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 885.559299][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 885.564556][ C0] do_wp_page+0x2cd/0x1b40 [ 885.568963][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 885.573961][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 885.579304][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 885.584216][ C0] __handle_mm_fault+0x1415/0x2980 [ 885.589301][ C0] ? mark_held_locks+0xe0/0xe0 [ 885.594037][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 885.599745][ C0] ? find_held_lock+0x2d/0x110 [ 885.604488][ C0] ? handle_mm_fault+0x1d5/0x910 [ 885.609397][ C0] ? mark_held_locks+0x9f/0xe0 [ 885.614132][ C0] handle_mm_fault+0x2f1/0x910 [ 885.618868][ C0] __do_page_fault+0x62b/0xcc0 [ 885.623604][ C0] ? __do_page_fault+0xc70/0xcc0 [ 885.628514][ C0] page_fault+0x34/0x40 [ 885.632647][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 885.639210][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 885.658876][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 885.664918][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 885.672864][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 885.680907][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 885.688854][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 885.696799][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 885.705618][ C0] copyout+0x11c/0x140 [ 885.709658][ C0] copy_page_to_iter+0x406/0xdc0 [ 885.714566][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 885.719745][ C0] generic_file_read_iter+0xffd/0x29c0 [ 885.725182][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 885.732178][ C0] ? mark_held_locks+0xe0/0xe0 [ 885.736914][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 885.742691][ C0] ext4_file_read_iter+0x145/0x1b0 [ 885.747775][ C0] new_sync_read+0x418/0x6d0 [ 885.752339][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 885.757773][ C0] ? security_file_permission+0x8a/0x370 [ 885.763377][ C0] __vfs_read+0xc9/0x100 [ 885.767590][ C0] vfs_read+0x1ea/0x430 [ 885.771738][ C0] ksys_read+0x127/0x250 [ 885.775960][ C0] ? kernel_write+0x120/0x120 [ 885.780621][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 885.786313][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 885.792003][ C0] do_syscall_64+0xb7/0x580 [ 885.796481][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 885.802345][ C0] RIP: 0033:0x45a649 [ 885.806218][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 885.825798][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 885.834179][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 885.842138][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 885.850105][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 885.858062][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 885.866014][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 885.874034][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 885.883425][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 885.893460][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 885.899328][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 885.918906][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 885.927288][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 885.935249][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 885.943209][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 885.951300][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 885.959782][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 885.967738][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 885.976654][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 885.983216][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 885.991191][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 885.999141][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 886.007086][ C0] Call Trace: [ 886.010384][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 886.015476][ C0] ? lru_deactivate_fn+0x910/0x910 [ 886.020570][ C0] __lru_cache_add+0x1a0/0x260 [ 886.025328][ C0] wp_page_copy+0x904/0x19b0 [ 886.030424][ C0] ? follow_pfn+0x210/0x210 [ 886.034905][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 886.039729][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 886.044988][ C0] do_wp_page+0x2cd/0x1b40 [ 886.049472][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 886.054473][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 886.060457][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 886.065393][ C0] __handle_mm_fault+0x1415/0x2980 [ 886.070485][ C0] ? mark_held_locks+0xe0/0xe0 [ 886.075226][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 886.080747][ C0] ? find_held_lock+0x2d/0x110 [ 886.085671][ C0] ? handle_mm_fault+0x1d5/0x910 [ 886.090586][ C0] ? mark_held_locks+0x9f/0xe0 [ 886.095336][ C0] handle_mm_fault+0x2f1/0x910 [ 886.100163][ C0] __do_page_fault+0x62b/0xcc0 [ 886.104906][ C0] ? __do_page_fault+0xc70/0xcc0 [ 886.109863][ C0] page_fault+0x34/0x40 [ 886.114013][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 886.120579][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 886.140296][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 886.146347][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 886.154297][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 886.162267][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 886.170215][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 886.178162][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 886.186121][ C0] copyout+0x11c/0x140 [ 886.190179][ C0] copy_page_to_iter+0x406/0xdc0 [ 886.195095][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 886.200271][ C0] generic_file_read_iter+0xffd/0x29c0 [ 886.205710][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 886.211753][ C0] ? mark_held_locks+0xe0/0xe0 [ 886.216492][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 886.222276][ C0] ext4_file_read_iter+0x145/0x1b0 [ 886.227375][ C0] new_sync_read+0x418/0x6d0 [ 886.231950][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 886.237384][ C0] ? security_file_permission+0x8a/0x370 [ 886.243616][ C0] __vfs_read+0xc9/0x100 [ 886.247900][ C0] vfs_read+0x1ea/0x430 [ 886.252056][ C0] ksys_read+0x127/0x250 [ 886.256289][ C0] ? kernel_write+0x120/0x120 [ 886.260950][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 886.266664][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 886.272380][ C0] do_syscall_64+0xb7/0x580 [ 886.276862][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 886.282740][ C0] RIP: 0033:0x45a649 [ 886.286611][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 886.306546][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 886.314950][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 886.322897][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 886.330935][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 886.338882][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 886.346827][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 886.354897][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 886.363553][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 886.373601][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 886.381006][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 886.400592][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 886.408984][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 886.417104][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 886.425079][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 886.433043][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 886.441111][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 886.449120][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 886.458028][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 886.464599][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 886.472562][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 886.480517][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 886.488464][ C0] Call Trace: [ 886.491750][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 886.496851][ C0] ? lru_deactivate_fn+0x910/0x910 [ 886.501949][ C0] __lru_cache_add+0x1a0/0x260 [ 886.506683][ C0] wp_page_copy+0x904/0x19b0 [ 886.511249][ C0] ? follow_pfn+0x210/0x210 [ 886.515750][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 886.520580][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 886.525851][ C0] do_wp_page+0x2cd/0x1b40 [ 886.530243][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 886.535252][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 886.540598][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 886.545518][ C0] __handle_mm_fault+0x1415/0x2980 [ 886.550614][ C0] ? mark_held_locks+0xe0/0xe0 [ 886.555357][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 886.560876][ C0] ? find_held_lock+0x2d/0x110 [ 886.565621][ C0] ? handle_mm_fault+0x1d5/0x910 [ 886.570543][ C0] ? mark_held_locks+0x9f/0xe0 [ 886.575280][ C0] handle_mm_fault+0x2f1/0x910 [ 886.580029][ C0] __do_page_fault+0x62b/0xcc0 [ 886.584776][ C0] ? __do_page_fault+0xc70/0xcc0 [ 886.589686][ C0] page_fault+0x34/0x40 [ 886.593819][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 886.600383][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 886.620051][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 886.626095][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 886.634039][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 886.641995][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 886.649951][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 886.657907][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 886.665953][ C0] copyout+0x11c/0x140 [ 886.670006][ C0] copy_page_to_iter+0x406/0xdc0 [ 886.674920][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 886.680100][ C0] generic_file_read_iter+0xffd/0x29c0 [ 886.685534][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 886.691575][ C0] ? mark_held_locks+0xe0/0xe0 [ 886.696314][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 886.702100][ C0] ext4_file_read_iter+0x145/0x1b0 [ 886.707184][ C0] new_sync_read+0x418/0x6d0 [ 886.711749][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 886.717184][ C0] ? security_file_permission+0x8a/0x370 [ 886.722788][ C0] __vfs_read+0xc9/0x100 [ 886.727006][ C0] vfs_read+0x1ea/0x430 [ 886.731135][ C0] ksys_read+0x127/0x250 [ 886.735351][ C0] ? kernel_write+0x120/0x120 [ 886.740003][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 886.745696][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 886.751473][ C0] do_syscall_64+0xb7/0x580 [ 886.755964][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 886.761828][ C0] RIP: 0033:0x45a649 [ 886.765698][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 886.785273][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 886.793666][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 886.801613][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 886.809744][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 886.817726][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 886.825693][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 886.833723][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 886.842394][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 886.852442][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 886.858319][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 886.877900][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 886.887251][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 886.895232][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 886.903189][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 886.911142][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 886.919090][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 886.927035][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 886.935949][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 886.942510][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 886.950814][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 886.958788][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 886.966735][ C0] Call Trace: [ 886.970009][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 886.975111][ C0] ? lru_deactivate_fn+0x910/0x910 [ 886.980205][ C0] __lru_cache_add+0x1a0/0x260 [ 886.984947][ C0] wp_page_copy+0x904/0x19b0 [ 886.989517][ C0] ? follow_pfn+0x210/0x210 [ 886.993995][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 886.998829][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 887.004186][ C0] do_wp_page+0x2cd/0x1b40 [ 887.008584][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 887.013600][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 887.018954][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 887.023879][ C0] __handle_mm_fault+0x1415/0x2980 [ 887.029066][ C0] ? mark_held_locks+0xe0/0xe0 [ 887.033819][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 887.039437][ C0] ? find_held_lock+0x2d/0x110 [ 887.044179][ C0] ? handle_mm_fault+0x1d5/0x910 [ 887.049100][ C0] ? mark_held_locks+0x9f/0xe0 [ 887.053838][ C0] handle_mm_fault+0x2f1/0x910 [ 887.058576][ C0] __do_page_fault+0x62b/0xcc0 [ 887.063311][ C0] ? __do_page_fault+0xc70/0xcc0 [ 887.068222][ C0] page_fault+0x34/0x40 [ 887.072353][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 887.078913][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 887.098511][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 887.104555][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 887.112512][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 887.120461][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 887.128408][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 887.136352][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 887.144309][ C0] copyout+0x11c/0x140 [ 887.148352][ C0] copy_page_to_iter+0x406/0xdc0 [ 887.153273][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 887.158454][ C0] generic_file_read_iter+0xffd/0x29c0 [ 887.163895][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 887.169945][ C0] ? mark_held_locks+0xe0/0xe0 [ 887.174685][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 887.180471][ C0] ext4_file_read_iter+0x145/0x1b0 [ 887.185566][ C0] new_sync_read+0x418/0x6d0 [ 887.190133][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 887.195566][ C0] ? security_file_permission+0x8a/0x370 [ 887.201174][ C0] __vfs_read+0xc9/0x100 [ 887.205393][ C0] vfs_read+0x1ea/0x430 [ 887.209539][ C0] ksys_read+0x127/0x250 [ 887.213756][ C0] ? kernel_write+0x120/0x120 [ 887.218407][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 887.224120][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 887.229812][ C0] do_syscall_64+0xb7/0x580 [ 887.234302][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 887.240169][ C0] RIP: 0033:0x45a649 [ 887.244129][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 887.263716][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 887.272117][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 887.280179][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 887.288141][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 887.296347][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 887.304589][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 887.312609][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 887.321254][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 887.331299][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 887.337269][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 887.356858][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 887.365242][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 887.373201][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 887.381158][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 887.389108][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 887.397055][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 887.405003][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 887.413926][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 887.420503][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 887.428471][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 887.436428][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 887.444374][ C0] Call Trace: [ 887.447646][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 887.452735][ C0] ? lru_deactivate_fn+0x910/0x910 [ 887.457817][ C0] __lru_cache_add+0x1a0/0x260 [ 887.462566][ C0] wp_page_copy+0x904/0x19b0 [ 887.467142][ C0] ? follow_pfn+0x210/0x210 [ 887.471622][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 887.476445][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 887.481706][ C0] do_wp_page+0x2cd/0x1b40 [ 887.486106][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 887.491116][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 887.496474][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 887.501479][ C0] __handle_mm_fault+0x1415/0x2980 [ 887.506605][ C0] ? mark_held_locks+0xe0/0xe0 [ 887.511358][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 887.517103][ C0] ? find_held_lock+0x2d/0x110 [ 887.521848][ C0] ? handle_mm_fault+0x1d5/0x910 [ 887.526764][ C0] ? mark_held_locks+0x9f/0xe0 [ 887.531505][ C0] handle_mm_fault+0x2f1/0x910 [ 887.536260][ C0] __do_page_fault+0x62b/0xcc0 [ 887.541010][ C0] ? __do_page_fault+0xc70/0xcc0 [ 887.545924][ C0] page_fault+0x34/0x40 [ 887.550067][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 887.556633][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 887.576210][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 887.582259][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 887.590205][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 887.598150][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 887.606097][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 887.614067][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 887.622165][ C0] copyout+0x11c/0x140 [ 887.626213][ C0] copy_page_to_iter+0x406/0xdc0 [ 887.631130][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 887.636322][ C0] generic_file_read_iter+0xffd/0x29c0 [ 887.641776][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 887.647831][ C0] ? mark_held_locks+0xe0/0xe0 [ 887.652582][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 887.658365][ C0] ext4_file_read_iter+0x145/0x1b0 [ 887.663473][ C0] new_sync_read+0x418/0x6d0 [ 887.668040][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 887.673475][ C0] ? security_file_permission+0x8a/0x370 [ 887.679079][ C0] __vfs_read+0xc9/0x100 [ 887.683304][ C0] vfs_read+0x1ea/0x430 [ 887.687435][ C0] ksys_read+0x127/0x250 [ 887.691652][ C0] ? kernel_write+0x120/0x120 [ 887.696305][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 887.701999][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 887.707782][ C0] do_syscall_64+0xb7/0x580 [ 887.712277][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 887.718153][ C0] RIP: 0033:0x45a649 [ 887.722027][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 887.741604][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 887.750001][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 887.757953][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 887.765899][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 887.774035][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 887.781985][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 887.790012][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 887.799100][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 887.809151][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 887.815029][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 887.834613][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 887.843012][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 887.850960][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 887.858907][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 887.866852][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 887.874800][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 887.882749][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 887.891652][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 887.898214][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 887.906166][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 887.914458][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 887.922400][ C0] Call Trace: [ 887.925669][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 887.930756][ C0] ? lru_deactivate_fn+0x910/0x910 [ 887.935841][ C0] __lru_cache_add+0x1a0/0x260 [ 887.940579][ C0] wp_page_copy+0x904/0x19b0 [ 887.945144][ C0] ? follow_pfn+0x210/0x210 [ 887.949638][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 887.954486][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 887.960431][ C0] do_wp_page+0x2cd/0x1b40 [ 887.964861][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 887.969863][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 887.975216][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 887.980142][ C0] __handle_mm_fault+0x1415/0x2980 [ 887.985243][ C0] ? mark_held_locks+0xe0/0xe0 [ 887.990002][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 887.995538][ C0] ? find_held_lock+0x2d/0x110 [ 888.000279][ C0] ? handle_mm_fault+0x1d5/0x910 [ 888.005216][ C0] ? mark_held_locks+0x9f/0xe0 [ 888.009958][ C0] handle_mm_fault+0x2f1/0x910 [ 888.014708][ C0] __do_page_fault+0x62b/0xcc0 [ 888.019456][ C0] ? __do_page_fault+0xc70/0xcc0 [ 888.024383][ C0] page_fault+0x34/0x40 [ 888.028610][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 888.035187][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 888.055827][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 888.061868][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 888.069904][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 888.077869][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 888.085836][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 888.093878][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 888.101852][ C0] copyout+0x11c/0x140 [ 888.105903][ C0] copy_page_to_iter+0x406/0xdc0 [ 888.111038][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 888.116220][ C0] generic_file_read_iter+0xffd/0x29c0 [ 888.121661][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 888.127706][ C0] ? mark_held_locks+0xe0/0xe0 [ 888.132464][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 888.138260][ C0] ext4_file_read_iter+0x145/0x1b0 [ 888.143351][ C0] new_sync_read+0x418/0x6d0 [ 888.147923][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 888.153361][ C0] ? security_file_permission+0x8a/0x370 [ 888.158965][ C0] __vfs_read+0xc9/0x100 [ 888.163203][ C0] vfs_read+0x1ea/0x430 [ 888.167352][ C0] ksys_read+0x127/0x250 [ 888.171581][ C0] ? kernel_write+0x120/0x120 [ 888.176304][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 888.182017][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 888.187730][ C0] do_syscall_64+0xb7/0x580 [ 888.192273][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 888.198665][ C0] RIP: 0033:0x45a649 [ 888.202553][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 888.222148][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 888.230552][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 888.238550][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 888.246514][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 888.254527][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 888.262489][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 888.270540][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 888.279381][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 888.289469][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 888.295375][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 888.315056][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 888.323463][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 888.333946][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 888.342076][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 888.350038][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 888.358506][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 888.366469][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 888.375387][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 888.381976][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 888.390076][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 888.398034][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 888.405990][ C0] Call Trace: [ 888.409266][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 888.414356][ C0] ? lru_deactivate_fn+0x910/0x910 [ 888.419526][ C0] __lru_cache_add+0x1a0/0x260 [ 888.424263][ C0] wp_page_copy+0x904/0x19b0 [ 888.428833][ C0] ? follow_pfn+0x210/0x210 [ 888.433310][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 888.438171][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 888.443440][ C0] do_wp_page+0x2cd/0x1b40 [ 888.447919][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 888.452928][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 888.458388][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 888.463298][ C0] __handle_mm_fault+0x1415/0x2980 [ 888.468382][ C0] ? mark_held_locks+0xe0/0xe0 [ 888.473136][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 888.478654][ C0] ? find_held_lock+0x2d/0x110 [ 888.483398][ C0] ? handle_mm_fault+0x1d5/0x910 [ 888.488309][ C0] ? mark_held_locks+0x9f/0xe0 [ 888.493049][ C0] handle_mm_fault+0x2f1/0x910 [ 888.497802][ C0] __do_page_fault+0x62b/0xcc0 [ 888.502539][ C0] ? __do_page_fault+0xc70/0xcc0 [ 888.507447][ C0] page_fault+0x34/0x40 [ 888.511582][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 888.518148][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 888.537730][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 888.543770][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 888.551720][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 888.559669][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 888.567626][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 888.575586][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 888.583559][ C0] copyout+0x11c/0x140 [ 888.587631][ C0] copy_page_to_iter+0x406/0xdc0 [ 888.592561][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 888.597757][ C0] generic_file_read_iter+0xffd/0x29c0 [ 888.603201][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 888.609594][ C0] ? mark_held_locks+0xe0/0xe0 [ 888.614345][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 888.620136][ C0] ext4_file_read_iter+0x145/0x1b0 [ 888.625226][ C0] new_sync_read+0x418/0x6d0 [ 888.629800][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 888.635236][ C0] ? security_file_permission+0x8a/0x370 [ 888.640850][ C0] __vfs_read+0xc9/0x100 [ 888.645071][ C0] vfs_read+0x1ea/0x430 [ 888.649270][ C0] ksys_read+0x127/0x250 [ 888.653955][ C0] ? kernel_write+0x120/0x120 [ 888.658614][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 888.664331][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 888.670032][ C0] do_syscall_64+0xb7/0x580 [ 888.674515][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 888.680379][ C0] RIP: 0033:0x45a649 [ 888.684308][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 888.704063][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 888.712448][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 888.720428][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 888.728429][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 888.736393][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 888.744342][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 888.752367][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 888.761023][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 888.771072][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 888.776943][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 888.796521][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 888.804904][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 888.812859][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 888.820805][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 888.828754][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 888.836701][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 888.844649][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 888.853554][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 888.860118][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 888.868066][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 888.876012][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 888.883971][ C0] Call Trace: [ 888.887247][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 888.892342][ C0] ? lru_deactivate_fn+0x910/0x910 [ 888.897426][ C0] __lru_cache_add+0x1a0/0x260 [ 888.902171][ C0] wp_page_copy+0x904/0x19b0 [ 888.906734][ C0] ? follow_pfn+0x210/0x210 [ 888.911392][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 888.916228][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 888.921489][ C0] do_wp_page+0x2cd/0x1b40 [ 888.925882][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 888.930892][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 888.936675][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 888.941590][ C0] __handle_mm_fault+0x1415/0x2980 [ 888.946679][ C0] ? mark_held_locks+0xe0/0xe0 [ 888.951704][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 888.957240][ C0] ? find_held_lock+0x2d/0x110 [ 888.970498][ C0] ? handle_mm_fault+0x1d5/0x910 [ 888.975422][ C0] ? mark_held_locks+0x9f/0xe0 [ 888.980259][ C0] handle_mm_fault+0x2f1/0x910 [ 888.985011][ C0] __do_page_fault+0x62b/0xcc0 [ 888.989766][ C0] ? __do_page_fault+0xc70/0xcc0 [ 888.995557][ C0] page_fault+0x34/0x40 [ 888.999688][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 889.006250][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 889.025833][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 889.032223][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 889.040174][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 889.048130][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 889.056075][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 889.064051][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 889.072012][ C0] copyout+0x11c/0x140 [ 889.076081][ C0] copy_page_to_iter+0x406/0xdc0 [ 889.081026][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 889.086347][ C0] generic_file_read_iter+0xffd/0x29c0 [ 889.091819][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 889.097874][ C0] ? mark_held_locks+0xe0/0xe0 [ 889.102614][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 889.108419][ C0] ext4_file_read_iter+0x145/0x1b0 [ 889.113519][ C0] new_sync_read+0x418/0x6d0 [ 889.118090][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 889.123617][ C0] ? security_file_permission+0x8a/0x370 [ 889.129225][ C0] __vfs_read+0xc9/0x100 [ 889.133452][ C0] vfs_read+0x1ea/0x430 [ 889.137582][ C0] ksys_read+0x127/0x250 [ 889.141815][ C0] ? kernel_write+0x120/0x120 [ 889.146489][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 889.152197][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 889.157918][ C0] do_syscall_64+0xb7/0x580 [ 889.162438][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 889.168397][ C0] RIP: 0033:0x45a649 [ 889.172273][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 889.191854][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 889.200239][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 889.208185][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 889.217521][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 889.225469][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 889.233414][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 889.241609][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 889.250341][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 889.260395][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 889.266279][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 889.285879][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 889.294279][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 889.302245][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 889.310195][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 889.318159][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 889.326104][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 889.334063][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 889.342965][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 889.349523][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 889.357469][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 889.365415][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 889.373362][ C0] Call Trace: [ 889.376631][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 889.381721][ C0] ? lru_deactivate_fn+0x910/0x910 [ 889.386817][ C0] __lru_cache_add+0x1a0/0x260 [ 889.391556][ C0] wp_page_copy+0x904/0x19b0 [ 889.396133][ C0] ? follow_pfn+0x210/0x210 [ 889.400614][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 889.405436][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 889.410708][ C0] do_wp_page+0x2cd/0x1b40 [ 889.415112][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 889.420126][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 889.425475][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 889.430387][ C0] __handle_mm_fault+0x1415/0x2980 [ 889.435487][ C0] ? mark_held_locks+0xe0/0xe0 [ 889.440227][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 889.445845][ C0] ? find_held_lock+0x2d/0x110 [ 889.450712][ C0] ? handle_mm_fault+0x1d5/0x910 [ 889.455624][ C0] ? mark_held_locks+0x9f/0xe0 [ 889.460364][ C0] handle_mm_fault+0x2f1/0x910 [ 889.465115][ C0] __do_page_fault+0x62b/0xcc0 [ 889.469863][ C0] ? __do_page_fault+0xc70/0xcc0 [ 889.474790][ C0] page_fault+0x34/0x40 [ 889.478922][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 889.485483][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 889.505582][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 889.511804][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 889.519749][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 889.527693][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 889.535637][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 889.543584][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 889.551542][ C0] copyout+0x11c/0x140 [ 889.555586][ C0] copy_page_to_iter+0x406/0xdc0 [ 889.560500][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 889.565684][ C0] generic_file_read_iter+0xffd/0x29c0 [ 889.571119][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 889.577162][ C0] ? mark_held_locks+0xe0/0xe0 [ 889.581917][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 889.587697][ C0] ext4_file_read_iter+0x145/0x1b0 [ 889.592783][ C0] new_sync_read+0x418/0x6d0 [ 889.597348][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 889.602782][ C0] ? security_file_permission+0x8a/0x370 [ 889.608387][ C0] __vfs_read+0xc9/0x100 [ 889.612602][ C0] vfs_read+0x1ea/0x430 [ 889.616740][ C0] ksys_read+0x127/0x250 [ 889.620960][ C0] ? kernel_write+0x120/0x120 [ 889.625619][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 889.631314][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 889.637010][ C0] do_syscall_64+0xb7/0x580 [ 889.641493][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 889.648017][ C0] RIP: 0033:0x45a649 [ 889.651896][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 889.671921][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 889.680313][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 889.688261][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 889.696467][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 889.704421][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 889.712368][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 889.720412][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 889.729110][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 889.739202][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 889.745079][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 889.764672][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 889.773069][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 889.781030][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 889.788978][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 889.796935][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 889.804884][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 889.812833][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 889.821739][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 889.828298][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 889.836244][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 889.844201][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 889.852143][ C0] Call Trace: [ 889.855415][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 889.860520][ C0] ? lru_deactivate_fn+0x910/0x910 [ 889.865607][ C0] __lru_cache_add+0x1a0/0x260 [ 889.870347][ C0] wp_page_copy+0x904/0x19b0 [ 889.874915][ C0] ? follow_pfn+0x210/0x210 [ 889.879403][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 889.884229][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 889.889488][ C0] do_wp_page+0x2cd/0x1b40 [ 889.893905][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 889.898904][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 889.904259][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 889.909261][ C0] __handle_mm_fault+0x1415/0x2980 [ 889.914348][ C0] ? mark_held_locks+0xe0/0xe0 [ 889.919100][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 889.924626][ C0] ? find_held_lock+0x2d/0x110 [ 889.929372][ C0] ? handle_mm_fault+0x1d5/0x910 [ 889.934293][ C0] ? mark_held_locks+0x9f/0xe0 [ 889.939043][ C0] handle_mm_fault+0x2f1/0x910 [ 889.943782][ C0] __do_page_fault+0x62b/0xcc0 [ 889.948528][ C0] ? __do_page_fault+0xc70/0xcc0 [ 889.953439][ C0] page_fault+0x34/0x40 [ 889.957582][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 889.964172][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 889.983749][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 889.989798][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 889.997744][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 890.005704][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 890.013710][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 890.021751][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 890.029838][ C0] copyout+0x11c/0x140 [ 890.033891][ C0] copy_page_to_iter+0x406/0xdc0 [ 890.038802][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 890.043986][ C0] generic_file_read_iter+0xffd/0x29c0 [ 890.049427][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 890.055477][ C0] ? mark_held_locks+0xe0/0xe0 [ 890.060304][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 890.066096][ C0] ext4_file_read_iter+0x145/0x1b0 [ 890.071186][ C0] new_sync_read+0x418/0x6d0 [ 890.075752][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 890.081189][ C0] ? security_file_permission+0x8a/0x370 [ 890.086796][ C0] __vfs_read+0xc9/0x100 [ 890.091014][ C0] vfs_read+0x1ea/0x430 [ 890.095173][ C0] ksys_read+0x127/0x250 [ 890.100196][ C0] ? kernel_write+0x120/0x120 [ 890.104871][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 890.110713][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 890.116414][ C0] do_syscall_64+0xb7/0x580 [ 890.120905][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 890.126777][ C0] RIP: 0033:0x45a649 [ 890.130653][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 890.150336][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 890.158724][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 890.166679][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 890.174649][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 890.182858][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 890.190806][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 890.198828][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 890.207472][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.217532][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 890.223408][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 890.243008][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 890.251410][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 890.259375][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 890.267386][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 890.275358][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 890.283313][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 890.291265][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 890.300199][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 890.306770][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 890.314718][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 890.323010][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 890.330958][ C0] Call Trace: [ 890.334230][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 890.339320][ C0] ? lru_deactivate_fn+0x910/0x910 [ 890.344403][ C0] __lru_cache_add+0x1a0/0x260 [ 890.349142][ C0] wp_page_copy+0x904/0x19b0 [ 890.353705][ C0] ? follow_pfn+0x210/0x210 [ 890.358183][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 890.363010][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 890.368267][ C0] do_wp_page+0x2cd/0x1b40 [ 890.372666][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 890.377664][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 890.383082][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 890.387992][ C0] __handle_mm_fault+0x1415/0x2980 [ 890.393076][ C0] ? mark_held_locks+0xe0/0xe0 [ 890.397811][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 890.403327][ C0] ? find_held_lock+0x2d/0x110 [ 890.408062][ C0] ? handle_mm_fault+0x1d5/0x910 [ 890.412972][ C0] ? mark_held_locks+0x9f/0xe0 [ 890.417709][ C0] handle_mm_fault+0x2f1/0x910 [ 890.422445][ C0] __do_page_fault+0x62b/0xcc0 [ 890.427198][ C0] ? __do_page_fault+0xc70/0xcc0 [ 890.432176][ C0] page_fault+0x34/0x40 [ 890.436309][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 890.442872][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 890.462450][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 890.468500][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 890.476446][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 890.484392][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 890.492353][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 890.500307][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 890.508361][ C0] copyout+0x11c/0x140 [ 890.512419][ C0] copy_page_to_iter+0x406/0xdc0 [ 890.517330][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 890.522500][ C0] generic_file_read_iter+0xffd/0x29c0 [ 890.527947][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 890.533990][ C0] ? mark_held_locks+0xe0/0xe0 [ 890.538739][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 890.544521][ C0] ext4_file_read_iter+0x145/0x1b0 [ 890.549607][ C0] new_sync_read+0x418/0x6d0 [ 890.554170][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 890.559600][ C0] ? security_file_permission+0x8a/0x370 [ 890.565204][ C0] __vfs_read+0xc9/0x100 [ 890.569441][ C0] vfs_read+0x1ea/0x430 [ 890.573569][ C0] ksys_read+0x127/0x250 [ 890.577802][ C0] ? kernel_write+0x120/0x120 [ 890.582453][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 890.588160][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 890.593851][ C0] do_syscall_64+0xb7/0x580 [ 890.598417][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 890.604280][ C0] RIP: 0033:0x45a649 [ 890.608150][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 890.628076][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 890.636471][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 890.644415][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 890.652379][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 890.660334][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 890.668283][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 890.676300][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 890.684963][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 890.695001][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 890.700882][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 890.720562][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 890.728965][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 890.736950][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 890.744911][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 890.752873][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 890.760821][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 890.768787][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 890.777693][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 890.784258][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 890.792209][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 890.800154][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 890.808108][ C0] Call Trace: [ 890.811379][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 890.816467][ C0] ? lru_deactivate_fn+0x910/0x910 [ 890.821557][ C0] __lru_cache_add+0x1a0/0x260 [ 890.826296][ C0] wp_page_copy+0x904/0x19b0 [ 890.830864][ C0] ? follow_pfn+0x210/0x210 [ 890.836037][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 890.840861][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 890.846120][ C0] do_wp_page+0x2cd/0x1b40 [ 890.850510][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 890.855507][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 890.860854][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 890.865780][ C0] __handle_mm_fault+0x1415/0x2980 [ 890.870867][ C0] ? mark_held_locks+0xe0/0xe0 [ 890.875605][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 890.881124][ C0] ? find_held_lock+0x2d/0x110 [ 890.886045][ C0] ? handle_mm_fault+0x1d5/0x910 [ 890.890958][ C0] ? mark_held_locks+0x9f/0xe0 [ 890.895697][ C0] handle_mm_fault+0x2f1/0x910 [ 890.900437][ C0] __do_page_fault+0x62b/0xcc0 [ 890.905266][ C0] ? __do_page_fault+0xc70/0xcc0 [ 890.910177][ C0] page_fault+0x34/0x40 [ 890.914317][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 890.920892][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 890.940471][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 890.946511][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 890.954457][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 890.962402][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 890.970347][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 890.978293][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 890.986249][ C0] copyout+0x11c/0x140 [ 890.990294][ C0] copy_page_to_iter+0x406/0xdc0 [ 890.995233][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 891.000414][ C0] generic_file_read_iter+0xffd/0x29c0 [ 891.005850][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 891.011891][ C0] ? mark_held_locks+0xe0/0xe0 [ 891.016642][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 891.022421][ C0] ext4_file_read_iter+0x145/0x1b0 [ 891.027504][ C0] new_sync_read+0x418/0x6d0 [ 891.032091][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 891.037549][ C0] ? security_file_permission+0x8a/0x370 [ 891.043170][ C0] __vfs_read+0xc9/0x100 [ 891.047394][ C0] vfs_read+0x1ea/0x430 [ 891.051527][ C0] ksys_read+0x127/0x250 [ 891.055746][ C0] ? kernel_write+0x120/0x120 [ 891.060413][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 891.066108][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 891.071803][ C0] do_syscall_64+0xb7/0x580 [ 891.076306][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 891.082183][ C0] RIP: 0033:0x45a649 [ 891.086076][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 891.105657][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 891.114043][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 891.122001][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 891.129958][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 891.137905][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 891.145868][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 891.154257][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 891.162932][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 891.172975][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 891.178844][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 891.198510][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 891.206916][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 891.214877][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 891.222857][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 891.230808][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 891.238851][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 891.246823][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 891.255947][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 891.262544][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 891.270695][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 891.278758][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 891.286802][ C0] Call Trace: [ 891.290120][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 891.295535][ C0] ? lru_deactivate_fn+0x910/0x910 [ 891.300651][ C0] __lru_cache_add+0x1a0/0x260 [ 891.305417][ C0] wp_page_copy+0x904/0x19b0 [ 891.309990][ C0] ? follow_pfn+0x210/0x210 [ 891.314483][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 891.319758][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 891.325191][ C0] do_wp_page+0x2cd/0x1b40 [ 891.329587][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 891.334693][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 891.340076][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 891.345007][ C0] __handle_mm_fault+0x1415/0x2980 [ 891.350096][ C0] ? mark_held_locks+0xe0/0xe0 [ 891.354837][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 891.360798][ C0] ? find_held_lock+0x2d/0x110 [ 891.365539][ C0] ? handle_mm_fault+0x1d5/0x910 [ 891.370455][ C0] ? mark_held_locks+0x9f/0xe0 [ 891.375371][ C0] handle_mm_fault+0x2f1/0x910 [ 891.380135][ C0] __do_page_fault+0x62b/0xcc0 [ 891.385942][ C0] ? __do_page_fault+0xc70/0xcc0 [ 891.390901][ C0] page_fault+0x34/0x40 [ 891.395048][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 891.401618][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 891.421220][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 891.427367][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 891.436185][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 891.444137][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 891.452086][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 891.460042][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 891.468004][ C0] copyout+0x11c/0x140 [ 891.472054][ C0] copy_page_to_iter+0x406/0xdc0 [ 891.477068][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 891.482244][ C0] generic_file_read_iter+0xffd/0x29c0 [ 891.487683][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 891.493728][ C0] ? mark_held_locks+0xe0/0xe0 [ 891.498481][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 891.504278][ C0] ext4_file_read_iter+0x145/0x1b0 [ 891.509369][ C0] new_sync_read+0x418/0x6d0 [ 891.513936][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 891.519389][ C0] ? security_file_permission+0x8a/0x370 [ 891.525023][ C0] __vfs_read+0xc9/0x100 [ 891.529258][ C0] vfs_read+0x1ea/0x430 [ 891.533429][ C0] ksys_read+0x127/0x250 [ 891.537686][ C0] ? kernel_write+0x120/0x120 [ 891.542353][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 891.548051][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 891.553759][ C0] do_syscall_64+0xb7/0x580 [ 891.558245][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 891.564136][ C0] RIP: 0033:0x45a649 [ 891.568011][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 891.587594][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 891.595982][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 891.603930][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 891.611879][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 891.619843][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 891.627805][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 891.635850][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 891.644502][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 891.654546][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 891.660506][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 891.680091][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 891.688481][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 891.696453][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 891.704401][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 891.712350][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 891.720301][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 891.728269][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 891.737176][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 891.743737][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 891.751698][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 891.759647][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 891.767593][ C0] Call Trace: [ 891.770957][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 891.776050][ C0] ? lru_deactivate_fn+0x910/0x910 [ 891.781156][ C0] __lru_cache_add+0x1a0/0x260 [ 891.785959][ C0] wp_page_copy+0x904/0x19b0 [ 891.790535][ C0] ? follow_pfn+0x210/0x210 [ 891.795111][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 891.800071][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 891.805783][ C0] do_wp_page+0x2cd/0x1b40 [ 891.810187][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 891.815197][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 891.820548][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 891.825508][ C0] __handle_mm_fault+0x1415/0x2980 [ 891.830600][ C0] ? mark_held_locks+0xe0/0xe0 [ 891.835352][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 891.840875][ C0] ? find_held_lock+0x2d/0x110 [ 891.845655][ C0] ? handle_mm_fault+0x1d5/0x910 [ 891.850576][ C0] ? mark_held_locks+0x9f/0xe0 [ 891.855316][ C0] handle_mm_fault+0x2f1/0x910 [ 891.860070][ C0] __do_page_fault+0x62b/0xcc0 [ 891.864913][ C0] ? __do_page_fault+0xc70/0xcc0 [ 891.869824][ C0] page_fault+0x34/0x40 [ 891.873957][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 891.880525][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 891.900108][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 891.906166][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 891.914135][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 891.922084][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 891.930033][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 891.938009][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 891.945980][ C0] copyout+0x11c/0x140 [ 891.950030][ C0] copy_page_to_iter+0x406/0xdc0 [ 891.954945][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 891.960119][ C0] generic_file_read_iter+0xffd/0x29c0 [ 891.965566][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 891.971612][ C0] ? mark_held_locks+0xe0/0xe0 [ 891.976353][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 891.982146][ C0] ext4_file_read_iter+0x145/0x1b0 [ 891.987232][ C0] new_sync_read+0x418/0x6d0 [ 891.991816][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 891.997265][ C0] ? security_file_permission+0x8a/0x370 [ 892.002873][ C0] __vfs_read+0xc9/0x100 [ 892.008480][ C0] vfs_read+0x1ea/0x430 [ 892.012625][ C0] ksys_read+0x127/0x250 [ 892.016842][ C0] ? kernel_write+0x120/0x120 [ 892.021505][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 892.027215][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 892.032912][ C0] do_syscall_64+0xb7/0x580 [ 892.037395][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 892.043260][ C0] RIP: 0033:0x45a649 [ 892.047134][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 892.066842][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 892.075243][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 892.083207][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 892.091255][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 892.099207][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 892.107168][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 892.115195][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 892.123841][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 892.133886][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 892.139758][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 892.159355][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 892.167742][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 892.175704][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 892.183677][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 892.191626][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 892.199638][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 892.207613][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 892.216833][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 892.223422][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 892.231460][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 892.239411][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 892.247372][ C0] Call Trace: [ 892.250678][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 892.255775][ C0] ? lru_deactivate_fn+0x910/0x910 [ 892.260861][ C0] __lru_cache_add+0x1a0/0x260 [ 892.265602][ C0] wp_page_copy+0x904/0x19b0 [ 892.270206][ C0] ? follow_pfn+0x210/0x210 [ 892.274713][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 892.279558][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 892.284966][ C0] do_wp_page+0x2cd/0x1b40 [ 892.289385][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 892.294394][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 892.299746][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 892.304668][ C0] __handle_mm_fault+0x1415/0x2980 [ 892.309766][ C0] ? mark_held_locks+0xe0/0xe0 [ 892.314520][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 892.320057][ C0] ? find_held_lock+0x2d/0x110 [ 892.324799][ C0] ? handle_mm_fault+0x1d5/0x910 [ 892.329711][ C0] ? mark_held_locks+0x9f/0xe0 [ 892.334450][ C0] handle_mm_fault+0x2f1/0x910 [ 892.339221][ C0] __do_page_fault+0x62b/0xcc0 [ 892.343962][ C0] ? __do_page_fault+0xc70/0xcc0 [ 892.348893][ C0] page_fault+0x34/0x40 [ 892.353030][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 892.359598][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 892.379624][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 892.385703][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 892.393663][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 892.401623][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 892.409582][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 892.417631][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 892.425661][ C0] copyout+0x11c/0x140 [ 892.429713][ C0] copy_page_to_iter+0x406/0xdc0 [ 892.434632][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 892.439826][ C0] generic_file_read_iter+0xffd/0x29c0 [ 892.445262][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 892.451309][ C0] ? mark_held_locks+0xe0/0xe0 [ 892.456052][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 892.461850][ C0] ext4_file_read_iter+0x145/0x1b0 [ 892.466937][ C0] new_sync_read+0x418/0x6d0 [ 892.471521][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 892.476975][ C0] ? security_file_permission+0x8a/0x370 [ 892.482584][ C0] __vfs_read+0xc9/0x100 [ 892.486802][ C0] vfs_read+0x1ea/0x430 [ 892.490935][ C0] ksys_read+0x127/0x250 [ 892.495171][ C0] ? kernel_write+0x120/0x120 [ 892.499840][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 892.505546][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 892.511258][ C0] do_syscall_64+0xb7/0x580 [ 892.515743][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 892.521636][ C0] RIP: 0033:0x45a649 [ 892.525532][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 892.545112][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 892.553517][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 892.561474][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 892.569441][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 892.577391][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 892.585339][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 892.593389][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 892.602037][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 892.612276][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 892.618155][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 892.637741][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 892.646146][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 892.654096][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 892.662045][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 892.669995][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 892.677964][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 892.686003][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 892.694909][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 892.701488][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 892.709438][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 892.717406][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 892.725441][ C0] Call Trace: [ 892.728724][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 892.733811][ C0] ? lru_deactivate_fn+0x910/0x910 [ 892.738910][ C0] __lru_cache_add+0x1a0/0x260 [ 892.743650][ C0] wp_page_copy+0x904/0x19b0 [ 892.748216][ C0] ? follow_pfn+0x210/0x210 [ 892.752698][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 892.757531][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 892.762810][ C0] do_wp_page+0x2cd/0x1b40 [ 892.767216][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 892.772215][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 892.777563][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 892.782474][ C0] __handle_mm_fault+0x1415/0x2980 [ 892.787559][ C0] ? mark_held_locks+0xe0/0xe0 [ 892.792312][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 892.797849][ C0] ? find_held_lock+0x2d/0x110 [ 892.802588][ C0] ? handle_mm_fault+0x1d5/0x910 [ 892.807501][ C0] ? mark_held_locks+0x9f/0xe0 [ 892.812243][ C0] handle_mm_fault+0x2f1/0x910 [ 892.816983][ C0] __do_page_fault+0x62b/0xcc0 [ 892.821725][ C0] ? __do_page_fault+0xc70/0xcc0 [ 892.826639][ C0] page_fault+0x34/0x40 [ 892.830781][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 892.837348][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 892.856957][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 892.863120][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 892.871077][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 892.879083][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 892.887086][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 892.895038][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 892.903112][ C0] copyout+0x11c/0x140 [ 892.907163][ C0] copy_page_to_iter+0x406/0xdc0 [ 892.912096][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 892.917288][ C0] generic_file_read_iter+0xffd/0x29c0 [ 892.922739][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 892.928802][ C0] ? mark_held_locks+0xe0/0xe0 [ 892.933542][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 892.939323][ C0] ext4_file_read_iter+0x145/0x1b0 [ 892.944482][ C0] new_sync_read+0x418/0x6d0 [ 892.949127][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 892.954578][ C0] ? security_file_permission+0x8a/0x370 [ 892.960191][ C0] __vfs_read+0xc9/0x100 [ 892.964414][ C0] vfs_read+0x1ea/0x430 [ 892.968546][ C0] ksys_read+0x127/0x250 [ 892.972777][ C0] ? kernel_write+0x120/0x120 [ 892.977442][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 892.983149][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 892.988863][ C0] do_syscall_64+0xb7/0x580 [ 892.993347][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 892.999228][ C0] RIP: 0033:0x45a649 [ 893.003105][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 893.022685][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 893.031075][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 893.039184][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 893.047256][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 893.055385][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 893.063339][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 893.071362][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 893.080014][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.090067][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 893.095958][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 893.115657][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 893.124050][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 893.132000][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 893.139949][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 893.147902][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 893.155864][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 893.164335][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 893.173240][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 893.179814][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 893.187777][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 893.195750][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 893.203716][ C0] Call Trace: [ 893.206999][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 893.212086][ C0] ? lru_deactivate_fn+0x910/0x910 [ 893.217169][ C0] __lru_cache_add+0x1a0/0x260 [ 893.221995][ C0] wp_page_copy+0x904/0x19b0 [ 893.226559][ C0] ? follow_pfn+0x210/0x210 [ 893.228943][ C1] watchdog: BUG: soft lockup - CPU#1 stuck for 123s! [syz-executor.1:14212] [ 893.231038][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 893.231051][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 893.239707][ C1] Modules linked in: [ 893.244538][ C0] do_wp_page+0x2cd/0x1b40 [ 893.249808][ C1] irq event stamp: 66822 [ 893.253714][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 893.258116][ C1] hardirqs last enabled at (66821): [] kvm_wait+0x89/0xb0 [ 893.262468][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 893.268272][ C1] hardirqs last disabled at (66822): [] trace_hardirqs_off_thunk+0x1a/0x20 [ 893.277010][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 893.282358][ C1] softirqs last enabled at (66762): [] __do_softirq+0x650/0x912 [ 893.292478][ C0] __handle_mm_fault+0x1415/0x2980 [ 893.297396][ C1] softirqs last disabled at (66723): [] irq_exit+0x178/0x1a0 [ 893.306645][ C0] ? mark_held_locks+0xe0/0xe0 [ 893.311727][ C1] CPU: 1 PID: 14212 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 893.320642][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 893.320656][ C0] ? find_held_lock+0x2d/0x110 [ 893.325402][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.334043][ C0] ? handle_mm_fault+0x1d5/0x910 [ 893.334058][ C0] ? mark_held_locks+0x9f/0xe0 [ 893.339578][ C1] RIP: 0010:kvm_wait+0x97/0xb0 [ 893.344409][ C0] handle_mm_fault+0x2f1/0x910 [ 893.354490][ C1] Code: 00 41 f7 c4 00 02 00 00 74 eb e8 c4 14 34 00 41 54 9d 5b 5d 41 5c c3 e8 b7 14 34 00 e9 07 00 00 00 0f 00 2d db 39 b5 04 fb f4 de 48 89 df e8 5f 2d 56 00 eb a1 0f 1f 00 66 2e 0f 1f 84 00 00 [ 893.359399][ C0] __do_page_fault+0x62b/0xcc0 [ 893.364565][ C1] RSP: 0018:ffff8881bf937140 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 893.369319][ C0] ? __do_page_fault+0xc70/0xcc0 [ 893.374052][ C1] RAX: 0000000000000007 RBX: ffff8881cdb25688 RCX: 0000000000000006 [ 893.393650][ C0] page_fault+0x34/0x40 [ 893.398383][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881d23d384c [ 893.406772][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 893.411764][ C1] RBP: 0000000000000003 R08: ffff8881d23d3000 R09: fffffbfff11aafa6 [ 893.419717][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 893.423843][ C1] R10: fffffbfff11aafa5 R11: ffffffff88d57d2f R12: 0000000000000246 [ 893.431794][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 893.438375][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: ffff8881db332b00 [ 893.446368][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 893.446384][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 893.466175][ C1] FS: 00007f35e27ce700(0000) GS:ffff8881db300000(0000) knlGS:0000000000000000 [ 893.474134][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 893.480178][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 893.488127][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 893.496075][ C1] CR2: 0000000000000000 CR3: 00000001d312d000 CR4: 00000000001406e0 [ 893.504023][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 893.513360][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 893.521320][ C0] copyout+0x11c/0x140 [ 893.527956][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 893.527963][ C1] Call Trace: [ 893.535920][ C0] copy_page_to_iter+0x406/0xdc0 [ 893.543897][ C1] __pv_queued_spin_lock_slowpath+0x88a/0xaa0 [ 893.551880][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 893.559853][ C1] ? pv_hash+0xe0/0xe0 [ 893.563900][ C0] generic_file_read_iter+0xffd/0x29c0 [ 893.571863][ C1] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 893.575125][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 893.580037][ C1] ? mark_lock+0xbc/0x1160 [ 893.586071][ C0] ? mark_held_locks+0xe0/0xe0 [ 893.586085][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 893.591257][ C1] do_raw_spin_lock+0x1d1/0x280 [ 893.595299][ C0] ext4_file_read_iter+0x145/0x1b0 [ 893.600729][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 893.607296][ C0] new_sync_read+0x418/0x6d0 [ 893.613342][ C1] follow_page_mask+0xae8/0x1620 [ 893.617732][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 893.622475][ C1] __get_user_pages+0x658/0x1710 [ 893.628272][ C0] ? security_file_permission+0x8a/0x370 [ 893.633107][ C1] ? put_user_pages_dirty_lock+0x440/0x440 [ 893.638193][ C0] __vfs_read+0xc9/0x100 [ 893.643102][ C1] get_user_pages_unlocked+0x26d/0x450 [ 893.648637][ C0] vfs_read+0x1ea/0x430 [ 893.653564][ C1] ? get_user_pages_locked+0x4e0/0x4e0 [ 893.658996][ C0] ksys_read+0x127/0x250 [ 893.663906][ C1] ? mark_held_locks+0x9f/0xe0 [ 893.669598][ C0] ? kernel_write+0x120/0x120 [ 893.675377][ C1] get_user_pages_fast+0x3ef/0x440 [ 893.679686][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 893.685125][ C1] ? __get_user_pages_fast+0x290/0x290 [ 893.689274][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 893.694920][ C1] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 893.699145][ C0] do_syscall_64+0xb7/0x580 [ 893.703885][ C1] iov_iter_get_pages+0x2a0/0xec0 [ 893.708546][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 893.713631][ C1] ? do_blockdev_direct_IO+0x371/0x8500 [ 893.719323][ C0] RIP: 0033:0x45a649 [ 893.724773][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 893.730465][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 893.736070][ C1] ? csum_and_copy_to_iter+0x13b0/0x13b0 [ 893.740535][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 893.745546][ C1] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 893.751404][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 893.751414][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 893.756937][ C1] ? iov_iter_npages+0x208/0xa70 [ 893.760805][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 893.760816][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 893.766356][ C1] ? lockdep_init_map+0x1b0/0x5e0 [ 893.785936][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 893.786056][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 893.791561][ C1] do_blockdev_direct_IO+0x2e63/0x8500 [ 893.799933][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 893.799952][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 893.805747][ C1] ? free_unref_page_list+0x40b/0x5c0 [ 893.813709][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 893.821656][ C1] ? sb_init_dio_done_wq+0x80/0x80 [ 893.826561][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 893.834632][ C1] ? tcp_v6_connect+0x15b0/0x1d20 [ 893.842466][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 893.842477][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 893.847498][ C1] ? pagecache_isize_extended+0x2e0/0x2e0 [ 893.855449][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 893.864113][ C1] ? ext4_dio_get_block_unwritten_sync+0x120/0x120 [ 893.869547][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 893.869559][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 893.879598][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 893.885472][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 893.891179][ C1] ? ext4_direct_IO+0xcb5/0x1b90 [ 893.910758][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 893.915845][ C1] ext4_direct_IO+0xcb5/0x1b90 [ 893.924347][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 893.929393][ C1] ? ext4_dio_get_block_unwritten_sync+0x120/0x120 [ 893.937373][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 893.945334][ C1] generic_file_direct_write+0x201/0x490 [ 893.951101][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 893.951109][ C0] Call Trace: [ 893.959065][ C1] __generic_file_write_iter+0x22e/0x5c0 [ 893.965555][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 893.973521][ C1] ext4_file_write_iter+0x3b6/0x1210 [ 893.981468][ C0] ? lru_deactivate_fn+0x910/0x910 [ 893.987005][ C1] ? mark_held_locks+0xe0/0xe0 [ 893.995906][ C0] __lru_cache_add+0x1a0/0x260 [ 894.000826][ C1] ? ext4_release_file+0x370/0x370 [ 894.007399][ C0] wp_page_copy+0x904/0x19b0 [ 894.012139][ C1] ? mark_lock+0xbc/0x1160 [ 894.020082][ C0] ? follow_pfn+0x210/0x210 [ 894.026557][ C1] ? __lock_acquire+0x145e/0x3b60 [ 894.034606][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 894.040221][ C1] new_sync_write+0x420/0x650 [ 894.048257][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 894.051517][ C1] ? new_sync_read+0x6d0/0x6d0 [ 894.057121][ C0] do_wp_page+0x2cd/0x1b40 [ 894.062209][ C1] ? mark_held_locks+0xe0/0xe0 [ 894.067472][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 894.072566][ C1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 894.077297][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 894.077311][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 894.082149][ C1] ? rcu_read_lock_held+0xb0/0xb0 [ 894.087336][ C0] __handle_mm_fault+0x1415/0x2980 [ 894.092091][ C1] __vfs_write+0xc9/0x100 [ 894.096481][ C0] ? mark_held_locks+0xe0/0xe0 [ 894.100993][ C1] vfs_write+0x262/0x5c0 [ 894.106088][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 894.110931][ C1] ksys_write+0x127/0x250 [ 894.115614][ C0] ? find_held_lock+0x2d/0x110 [ 894.120871][ C1] ? __ia32_sys_read+0xb0/0xb0 [ 894.120889][ C1] ? __ia32_sys_clock_settime+0x260/0x260 [ 894.125649][ C0] ? handle_mm_fault+0x1d5/0x910 [ 894.130144][ C1] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 894.134884][ C0] ? mark_held_locks+0x9f/0xe0 [ 894.139882][ C1] do_syscall_64+0xb7/0x580 [ 894.145266][ C0] handle_mm_fault+0x2f1/0x910 [ 894.150614][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 894.155519][ C0] __do_page_fault+0x62b/0xcc0 [ 894.160524][ C1] RIP: 0033:0x45a649 [ 894.165608][ C0] ? __do_page_fault+0xc70/0xcc0 [ 894.169909][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 894.174646][ C0] page_fault+0x34/0x40 [ 894.178858][ C1] RSP: 002b:00007f35e27cdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 894.184406][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 894.188719][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 894.193472][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 894.198211][ C1] RDX: 0000000000101200 RSI: 0000000020000000 RDI: 000000000000000b [ 894.198224][ C1] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 894.203936][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 894.208855][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ce6d4 [ 894.214687][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 894.219677][ C1] R13: 00000000004cb1ce R14: 00000000004e3950 R15: 00000000ffffffff [ 894.219691][ C1] Sending NMI from CPU 1 to CPUs 0: [ 894.224159][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 894.224170][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 894.229956][ C1] NMI backtrace for cpu 0 [ 894.229962][ C1] CPU: 0 PID: 14211 Comm: syz-executor.1 Not tainted 5.4.0-rc6-syzkaller #0 [ 894.229967][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.229970][ C1] RIP: 0010:memcpy_erms+0x8/0x10 [ 894.229979][ C1] Code: 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 f3 a4 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe 7c 35 [ 894.229983][ C1] RSP: 0018:ffff8881db2094b8 EFLAGS: 00000046 [ 894.229990][ C1] RAX: ffff8881db209715 RBX: dffffc0000000000 RCX: 0000000000000000 [ 894.229994][ C1] RDX: 0000000000000001 RSI: ffffffff85c74f85 RDI: ffff8881db209716 [ 894.229998][ C1] RBP: ffffffff85c74f84 R08: 0000000000000006 R09: ffffed103b6412e3 [ 894.230002][ C1] R10: ffffed103b6412e2 R11: ffff8881db209715 R12: ffff8881db209715 [ 894.230007][ C1] R13: ffffffff85c74f85 R14: 0000000000000001 R15: ffff8881db2095c0 [ 894.230012][ C1] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 894.230015][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 894.230019][ C1] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 894.230023][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 894.230028][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 894.230030][ C1] Call Trace: [ 894.230032][ C1] [ 894.230035][ C1] vsnprintf+0x915/0x14f0 [ 894.230037][ C1] ? pointer+0x690/0x690 [ 894.230040][ C1] ? mark_lock+0xbc/0x1160 [ 894.230043][ C1] sprintf+0xc0/0x100 [ 894.230045][ C1] ? scnprintf+0x140/0x140 [ 894.230048][ C1] ? __lock_acquire+0x145e/0x3b60 [ 894.230051][ C1] msg_print_text+0x190/0x560 [ 894.230054][ C1] ? msg_print_ext_body+0x450/0x450 [ 894.230057][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 894.230060][ C1] console_unlock+0x301/0xc40 [ 894.230063][ C1] vprintk_emit+0x171/0x3e0 [ 894.230066][ C1] vprintk_func+0x75/0x113 [ 894.230068][ C1] printk+0xba/0xed [ 894.230072][ C1] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 894.230075][ C1] ? show_opcodes.cold+0x46/0x48 [ 894.230078][ C1] __show_regs.cold+0x179/0x551 [ 894.230081][ C1] show_trace_log_lvl+0x25f/0x2b5 [ 894.230083][ C1] ? page_fault+0x34/0x40 [ 894.230087][ C1] ? copy_user_enhanced_fast_string+0xe/0x30 [ 894.230089][ C1] ? fn_caps_on+0x90/0x90 [ 894.230092][ C1] fn_show_ptregs+0x20/0x30 [ 894.230095][ C1] k_spec+0xdc/0x120 [ 894.230097][ C1] kbd_event+0x927/0x3790 [ 894.230100][ C1] ? k_pad+0x720/0x720 [ 894.230103][ C1] ? mark_held_locks+0xe0/0xe0 [ 894.230106][ C1] ? sysrq_filter+0xdf/0xeb0 [ 894.230108][ C1] ? k_pad+0x720/0x720 [ 894.230111][ C1] input_to_handler+0x3b6/0x4c0 [ 894.230114][ C1] input_pass_values.part.0+0x2e3/0x720 [ 894.230117][ C1] input_repeat_key+0x1ee/0x2c0 [ 894.230120][ C1] ? input_dev_suspend+0x80/0x80 [ 894.230124][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 894.230127][ C1] call_timer_fn+0x179/0x650 [ 894.230129][ C1] ? input_dev_suspend+0x80/0x80 [ 894.230133][ C1] ? msleep_interruptible+0x130/0x130 [ 894.230136][ C1] ? mark_held_locks+0x9f/0xe0 [ 894.230139][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 894.230142][ C1] ? _raw_spin_unlock_irq+0x24/0x30 [ 894.230145][ C1] ? input_dev_suspend+0x80/0x80 [ 894.230148][ C1] run_timer_softirq+0x5e3/0x1490 [ 894.230151][ C1] ? add_timer+0x7a0/0x7a0 [ 894.230154][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 894.230157][ C1] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 894.230160][ C1] ? mark_held_locks+0x9f/0xe0 [ 894.230163][ C1] __do_softirq+0x221/0x912 [ 894.230165][ C1] irq_exit+0x178/0x1a0 [ 894.230169][ C1] smp_apic_timer_interrupt+0x12f/0x500 [ 894.230172][ C1] apic_timer_interrupt+0xf/0x20 [ 894.230174][ C1] [ 894.230177][ C1] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 894.230186][ C1] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 894.230190][ C1] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 894.230197][ C1] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 894.230201][ C1] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 894.230206][ C1] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 894.230210][ C1] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 894.230214][ C1] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 894.230217][ C1] ? pagevec_lru_move_fn+0x11e/0x260 [ 894.230220][ C1] pagevec_lru_move_fn+0x12b/0x260 [ 894.230223][ C1] ? lru_deactivate_fn+0x910/0x910 [ 894.230226][ C1] __lru_cache_add+0x1a0/0x260 [ 894.230229][ C1] wp_page_copy+0x904/0x19b0 [ 894.230232][ C1] ? follow_pfn+0x210/0x210 [ 894.230235][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 894.230238][ C1] ? lockdep_hardirqs_on+0x382/0x580 [ 894.230241][ C1] do_wp_page+0x2cd/0x1b40 [ 894.230244][ C1] ? do_raw_spin_lock+0x11a/0x280 [ 894.230247][ C1] ? finish_mkwrite_fault+0x450/0x450 [ 894.230250][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 894.230253][ C1] __handle_mm_fault+0x1415/0x2980 [ 894.230256][ C1] ? mark_held_locks+0xe0/0xe0 [ 894.230259][ C1] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 894.230262][ C1] ? find_held_lock+0x2d/0x110 [ 894.230265][ C1] ? handle_mm_fault+0x1d5/0x910 [ 894.230268][ C1] ? mark_held_locks+0x9f/0xe0 [ 894.230271][ C1] handle_mm_fault+0x2f1/0x910 [ 894.230274][ C1] __do_page_fault+0x62b/0xcc0 [ 894.230277][ C1] ? __do_page_fault+0xc70/0xcc0 [ 894.230279][ C1] page_fault+0x34/0x40 [ 894.230283][ C1] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 894.230292][ C1] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 894.230296][ C1] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 894.230302][ C1] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 894.230306][ C1] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 894.230310][ C1] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 894.230314][ C1] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 894.230319][ C1] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 894.230321][ C1] copyout+0x11c/0x140 [ 894.230325][ C1] copy_page_to_iter+0x406/0xdc0 [ 894.230328][ C1] ? mark_page_accessed+0x43f/0x6f0 [ 894.230331][ C1] generic_file_read_iter+0xffd/0x29c0 [ 894.230334][ C1] ? filemap_write_and_wait_range+0x100/0x100 [ 894.230338][ C1] ? mark_held_locks+0xe0/0xe0 [ 894.230341][ C1] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 894.230344][ C1] ext4_file_read_iter+0x145/0x1b0 [ 894.230347][ C1] new_sync_read+0x418/0x6d0 [ 894.230350][ C1] ? vfs_dedupe_file_range+0x750/0x750 [ 894.230353][ C1] ? security_file_permission+0x8a/0x370 [ 894.230356][ C1] __vfs_read+0xc9/0x100 [ 894.230358][ C1] vfs_read+0x1ea/0x430 [ 894.230361][ C1] ksys_read+0x127/0x250 [ 894.230364][ C1] ? kernel_write+0x120/0x120 [ 894.230367][ C1] ? __ia32_sys_clock_settime+0x260/0x260 [ 894.230370][ C1] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 894.230373][ C1] do_syscall_64+0xb7/0x580 [ 894.230377][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 894.230379][ C1] RIP: 0033:0x45a649 [ 894.230388][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 894.230391][ C1] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 894.230399][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 894.230403][ C1] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 894.230407][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 894.230411][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 894.230416][ C1] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 894.230425][ C1] Kernel panic - not syncing: softlockup: hung tasks [ 894.235716][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 894.235727][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 894.240474][ C1] CPU: 1 PID: 14212 Comm: syz-executor.1 Tainted: G L 5.4.0-rc6-syzkaller #0 [ 894.244343][ C0] copyout+0x11c/0x140 [ 894.249259][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.249266][ C1] Call Trace: [ 894.269083][ C0] copy_page_to_iter+0x406/0xdc0 [ 894.273212][ C1] [ 894.281608][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 894.288233][ C1] dump_stack+0xca/0x13e [ 894.296133][ C0] generic_file_read_iter+0xffd/0x29c0 [ 894.315726][ C1] panic+0x2aa/0x6e1 [ 894.323675][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 894.331623][ C1] ? add_taint.cold+0x16/0x16 [ 894.337680][ C0] ? mark_held_locks+0xe0/0xe0 [ 894.345625][ C1] ? cpumask_next+0x1f/0x30 [ 894.353574][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 894.361539][ C1] ? printk_safe_flush+0xd9/0x120 [ 894.366710][ C0] ext4_file_read_iter+0x145/0x1b0 [ 894.374658][ C1] ? watchdog_timer_fn.cold+0xf6/0x144 [ 894.382607][ C0] new_sync_read+0x418/0x6d0 [ 894.386909][ C1] ? watchdog_timer_fn.cold+0xed/0x144 [ 894.395551][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 894.405583][ C1] watchdog_timer_fn.cold+0x107/0x144 [ 894.410496][ C0] ? security_file_permission+0x8a/0x370 [ 894.430251][ C1] __hrtimer_run_queues+0x303/0xc60 [ 894.436291][ C0] __vfs_read+0xc9/0x100 [ 894.444239][ C1] ? lockup_detector_update_enable+0x90/0x90 [ 894.452206][ C0] vfs_read+0x1ea/0x430 [ 894.460168][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 894.468132][ C0] ksys_read+0x127/0x250 [ 894.476250][ C1] ? ktime_get_update_offsets_now+0x251/0x330 [ 894.485159][ C0] ? kernel_write+0x120/0x120 [ 894.491728][ C1] hrtimer_interrupt+0x2e8/0x730 [ 894.499764][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 894.507727][ C1] smp_apic_timer_interrupt+0xf5/0x500 [ 894.515704][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 894.518989][ C1] apic_timer_interrupt+0xf/0x20 [ 894.521819][ C0] do_syscall_64+0xb7/0x580 [ 894.526119][ C1] [ 894.530347][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 894.534753][ C1] RIP: 0010:kvm_wait+0x97/0xb0 [ 894.538705][ C0] RIP: 0033:0x45a649 [ 894.543100][ C1] Code: 00 41 f7 c4 00 02 00 00 74 eb e8 c4 14 34 00 41 54 9d 5b 5d 41 5c c3 e8 b7 14 34 00 e9 07 00 00 00 0f 00 2d db 39 b5 04 fb f4 de 48 89 df e8 5f 2d 56 00 eb a1 0f 1f 00 66 2e 0f 1f 84 00 00 [ 894.548098][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 894.552754][ C1] RSP: 0018:ffff8881bf937140 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 894.557919][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 894.562858][ C1] RAX: 0000000000000007 RBX: ffff8881cdb25688 RCX: 0000000000000006 [ 894.567498][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 894.567508][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 894.572075][ C1] RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff8881d23d384c [ 894.572115][ C1] RBP: 0000000000000003 R08: ffff8881d23d3000 R09: fffffbfff11aafa6 [ 894.576497][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 894.576507][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 894.580284][ C1] R10: fffffbfff11aafa5 R11: ffffffff88d57d2f R12: 0000000000000246 [ 894.580293][ C1] R13: 0000000000000000 R14: 0000000000000001 R15: ffff8881db332b00 [ 894.585718][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 894.585892][ C0] CPU: 0 PID: 14211 Comm: syz-executor.1 Tainted: G L 5.4.0-rc6-syzkaller #0 [ 894.590648][ C1] __pv_queued_spin_lock_slowpath+0x88a/0xaa0 [ 894.595491][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 894.600491][ C1] ? pv_hash+0xe0/0xe0 [ 894.604813][ C0] RIP: 0010:_raw_spin_lock_irqsave+0x0/0x50 [ 894.610775][ C1] ? __read_once_size_nocheck.constprop.0+0x10/0x10 [ 894.615082][ C0] Code: 01 00 00 00 31 c9 ff 74 24 08 48 8d 7d 18 31 d2 31 f6 e8 a3 c3 b6 fb 48 89 ef 58 5d e9 c9 97 b7 fb 66 0f 1f 84 00 00 00 00 00 <41> 54 55 48 89 fd 9c 41 5c fa e8 d1 6f d4 fb 65 ff 05 12 0f 93 7a [ 894.619570][ C1] ? mark_lock+0xbc/0x1160 [ 894.623427][ C0] RSP: 0018:ffff8881cdf1f498 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 [ 894.627740][ C1] do_raw_spin_lock+0x1d1/0x280 [ 894.631777][ C0] RAX: 0000000000040000 RBX: 0000000000000000 RCX: ffffc90006ae4000 [ 894.636545][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 894.641111][ C0] RDX: 000000000002c5f4 RSI: ffffffff8151385e RDI: ffff88821fffd680 [ 894.641121][ C0] RBP: ffffea0006aaa3c0 R08: ffff8881ae668000 R09: fffff94000df954f [ 894.645168][ C1] follow_page_mask+0xae8/0x1620 [ 894.649980][ C0] R10: fffff94000df954e R11: ffffea0006fcaa77 R12: ffff88821fffa000 [ 894.649990][ C0] R13: ffff8881db22f1e0 R14: 0000000000000000 R15: dffffc0000000000 [ 894.655509][ C1] __get_user_pages+0x658/0x1710 [ 894.660329][ C0] FS: 00007f35e27ef700(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 894.665513][ C1] ? put_user_pages_dirty_lock+0x440/0x440 [ 894.670854][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 894.675423][ C1] get_user_pages_unlocked+0x26d/0x450 [ 894.680420][ C0] CR2: 00000000200c3000 CR3: 00000001d312d000 CR4: 00000000001406f0 [ 894.685765][ C1] ? get_user_pages_locked+0x4e0/0x4e0 [ 894.690525][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 894.695800][ C1] ? mark_held_locks+0x9f/0xe0 [ 894.700959][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 894.700966][ C0] Call Trace: [ 894.705882][ C1] get_user_pages_fast+0x3ef/0x440 [ 894.710879][ C0] pagevec_lru_move_fn+0x12b/0x260 [ 894.715267][ C1] ? __get_user_pages_fast+0x290/0x290 [ 894.720787][ C0] ? lru_deactivate_fn+0x910/0x910 [ 894.726044][ C1] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 894.730777][ C0] __lru_cache_add+0x1a0/0x260 [ 894.735253][ C1] iov_iter_get_pages+0x2a0/0xec0 [ 894.739380][ C0] wp_page_copy+0x904/0x19b0 [ 894.744986][ C1] ? do_blockdev_direct_IO+0x371/0x8500 [ 894.749896][ C0] ? follow_pfn+0x210/0x210 [ 894.752895][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 894.758762][ C0] ? lock_downgrade+0x6e0/0x6e0 [ 894.778344][ C1] ? csum_and_copy_to_iter+0x13b0/0x13b0 [ 894.786725][ C0] ? lockdep_hardirqs_on+0x382/0x580 [ 894.794686][ C1] ? __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 894.802637][ C0] do_wp_page+0x2cd/0x1b40 [ 894.810600][ C1] ? iov_iter_npages+0x208/0xa70 [ 894.818548][ C0] ? do_raw_spin_lock+0x11a/0x280 [ 894.826512][ C1] ? lockdep_init_map+0x1b0/0x5e0 [ 894.831764][ C0] ? finish_mkwrite_fault+0x450/0x450 [ 894.831777][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 894.836865][ C1] do_blockdev_direct_IO+0x2e63/0x8500 [ 894.841948][ C0] __handle_mm_fault+0x1415/0x2980 [ 894.846685][ C1] ? free_unref_page_list+0x40b/0x5c0 [ 894.851245][ C0] ? mark_held_locks+0xe0/0xe0 [ 894.855720][ C1] ? sb_init_dio_done_wq+0x80/0x80 [ 894.860554][ C0] ? vmf_insert_mixed_mkwrite+0x30/0x30 [ 894.865821][ C1] ? tcp_v6_connect+0x15b0/0x1d20 [ 894.870218][ C0] ? find_held_lock+0x2d/0x110 [ 894.870232][ C0] ? handle_mm_fault+0x1d5/0x910 [ 894.875229][ C1] ? pagecache_isize_extended+0x2e0/0x2e0 [ 894.880588][ C0] ? mark_held_locks+0x9f/0xe0 [ 894.885513][ C1] ? ext4_dio_get_block_unwritten_sync+0x120/0x120 [ 894.890607][ C0] handle_mm_fault+0x2f1/0x910 [ 894.895344][ C1] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 894.900886][ C0] __do_page_fault+0x62b/0xcc0 [ 894.905718][ C1] ? ext4_direct_IO+0xcb5/0x1b90 [ 894.910628][ C0] ? __do_page_fault+0xc70/0xcc0 [ 894.915377][ C1] ext4_direct_IO+0xcb5/0x1b90 [ 894.920108][ C0] page_fault+0x34/0x40 [ 894.920125][ C0] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 894.924873][ C1] ? ext4_dio_get_block_unwritten_sync+0x120/0x120 [ 894.929799][ C0] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 894.933927][ C1] generic_file_direct_write+0x201/0x490 [ 894.940474][ C0] RSP: 0018:ffff8881cdf1fa08 EFLAGS: 00010206 [ 894.960070][ C1] __generic_file_write_iter+0x22e/0x5c0 [ 894.966102][ C0] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000200 [ 894.966112][ C0] RDX: 0000000000001000 RSI: ffff8881a5601e00 RDI: 00000000200c3000 [ 894.974066][ C1] ext4_file_write_iter+0x3b6/0x1210 [ 894.982022][ C0] RBP: 00000000200c2200 R08: ffffed1034ac0400 R09: 0000000000000000 [ 894.989998][ C1] ? mark_held_locks+0xe0/0xe0 [ 894.997960][ C0] R10: ffffed1034ac03ff R11: ffff8881a5601fff R12: ffff8881a5601000 [ 894.997971][ C0] R13: 00000000200c3200 R14: 00007ffffffff000 R15: 0000000000000000 [ 895.005957][ C1] ? ext4_release_file+0x370/0x370 [ 895.010004][ C0] copyout+0x11c/0x140 [ 895.014919][ C1] ? mark_lock+0xbc/0x1160 [ 895.020181][ C0] copy_page_to_iter+0x406/0xdc0 [ 895.025614][ C1] ? __lock_acquire+0x145e/0x3b60 [ 895.031779][ C0] ? mark_page_accessed+0x43f/0x6f0 [ 895.036531][ C1] new_sync_write+0x420/0x650 [ 895.042304][ C0] generic_file_read_iter+0xffd/0x29c0 [ 895.042319][ C0] ? filemap_write_and_wait_range+0x100/0x100 [ 895.047413][ C1] ? new_sync_read+0x6d0/0x6d0 [ 895.051978][ C0] ? mark_held_locks+0xe0/0xe0 [ 895.057425][ C1] ? mark_held_locks+0xe0/0xe0 [ 895.063039][ C0] ? unaccount_page_cache_page+0x5d0/0x5d0 [ 895.063053][ C0] ext4_file_read_iter+0x145/0x1b0 [ 895.067367][ C1] ? rcu_read_lock_any_held+0xcd/0xf0 [ 895.071494][ C0] new_sync_read+0x418/0x6d0 [ 895.075721][ C1] ? rcu_read_lock_held+0xb0/0xb0 [ 895.080458][ C0] ? vfs_dedupe_file_range+0x750/0x750 [ 895.086149][ C1] __vfs_write+0xc9/0x100 [ 895.091842][ C0] ? security_file_permission+0x8a/0x370 [ 895.096317][ C1] vfs_write+0x262/0x5c0 [ 895.102211][ C0] __vfs_read+0xc9/0x100 [ 895.106088][ C1] ksys_write+0x127/0x250 [ 895.125691][ C0] vfs_read+0x1ea/0x430 [ 895.134084][ C1] ? __ia32_sys_read+0xb0/0xb0 [ 895.142049][ C0] ksys_read+0x127/0x250 [ 895.149996][ C1] ? __ia32_sys_clock_settime+0x260/0x260 [ 895.150011][ C1] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 895.157985][ C0] ? kernel_write+0x120/0x120 [ 895.165946][ C1] do_syscall_64+0xb7/0x580 [ 895.173904][ C0] ? __ia32_sys_clock_settime+0x260/0x260 [ 895.180660][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 895.188609][ C0] ? trace_hardirqs_off_caller+0x55/0x1e0 [ 895.196650][ C1] RIP: 0033:0x45a649 [ 895.206693][ C0] do_syscall_64+0xb7/0x580 [ 895.210745][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 895.220811][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 895.224092][ C1] RSP: 002b:00007f35e27cdc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 895.229007][ C0] RIP: 0033:0x45a649 [ 895.231830][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 895.237005][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 895.241209][ C1] RDX: 0000000000101200 RSI: 0000000020000000 RDI: 000000000000000b [ 895.241220][ C1] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 895.246652][ C0] RSP: 002b:00007f35e27eec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 895.250536][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ce6d4 [ 895.256583][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a649 [ 895.261232][ C1] R13: 00000000004cb1ce R14: 00000000004e3950 R15: 00000000ffffffff [ 895.265960][ C0] RDX: 00000000ffffffad RSI: 0000000020003200 RDI: 0000000000000008 [ 895.265970][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 896.353637][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f35e27ef6d4 [ 896.355695][ C1] Shutting down cpus with NMI [ 896.362065][ C0] R13: 00000000004c81be R14: 00000000004de4a8 R15: 00000000ffffffff [ 896.374859][ C1] Kernel Offset: disabled [ 896.379267][ C1] Rebooting in 86400 seconds..