Warning: Permanently added '10.128.0.160' (ECDSA) to the list of known hosts. 2020/06/11 00:03:16 fuzzer started 2020/06/11 00:03:16 connecting to host at 10.128.0.26:44561 2020/06/11 00:03:16 checking machine... 2020/06/11 00:03:16 checking revisions... 2020/06/11 00:03:16 testing simple program... [ 63.686656][ T6888] BUG: using smp_processor_id() in preemptible [00000000] code: syz-fuzzer/6888 [ 63.696115][ T6888] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 63.702123][ T6888] CPU: 1 PID: 6888 Comm: syz-fuzzer Not tainted 5.7.0-syzkaller #0 [ 63.710017][ T6888] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.720064][ T6888] Call Trace: [ 63.723355][ T6888] dump_stack+0x188/0x20d [ 63.727674][ T6888] debug_smp_processor_id.cold+0x88/0x9b [ 63.733507][ T6888] ext4_mb_new_blocks+0xa77/0x3b30 [ 63.738626][ T6888] ? ext4_ext_search_right+0x2ca/0xb20 [ 63.744097][ T6888] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 63.749810][ T6888] ext4_ext_map_blocks+0x2044/0x3410 [ 63.755081][ T6888] ? ext4_ext_release+0x10/0x10 [ 63.759925][ T6888] ? __down_timeout+0x2d0/0x2d0 [ 63.764771][ T6888] ? ext4_es_lookup_extent+0x41d/0xd30 [ 63.770237][ T6888] ext4_map_blocks+0x4cb/0x1640 [ 63.775083][ T6888] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 63.780260][ T6888] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 63.785786][ T6888] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 63.791746][ T6888] ? prandom_u32_state+0xe/0x170 [ 63.796663][ T6888] ? __brelse+0x84/0xa0 [ 63.800808][ T6888] ? __ext4_new_inode+0x144/0x57c0 [ 63.805899][ T6888] ext4_getblk+0xad/0x520 [ 63.810210][ T6888] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 63.816021][ T6888] ? ext4_free_inode+0x17e0/0x17e0 [ 63.821128][ T6888] ext4_bread+0x7c/0x380 [ 63.825353][ T6888] ? ext4_getblk+0x520/0x520 [ 63.829920][ T6888] ? dqget+0xff0/0xff0 [ 63.833996][ T6888] ext4_append+0x153/0x360 [ 63.838404][ T6888] ext4_mkdir+0x5e0/0xdf0 [ 63.842730][ T6888] ? ext4_rmdir+0xde0/0xde0 [ 63.847229][ T6888] ? security_inode_permission+0xc4/0xf0 [ 63.852843][ T6888] vfs_mkdir+0x419/0x690 [ 63.857095][ T6888] do_mkdirat+0x21e/0x280 [ 63.861419][ T6888] ? __ia32_sys_mknod+0xb0/0xb0 [ 63.866248][ T6888] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 63.872205][ T6888] ? do_syscall_64+0x21/0x7d0 [ 63.876874][ T6888] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 63.882921][ T6888] do_syscall_64+0xf6/0x7d0 [ 63.887404][ T6888] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 63.893288][ T6888] RIP: 0033:0x4b02a0 [ 63.897161][ T6888] Code: 8b 7c 24 10 48 8b 74 24 18 48 8b 54 24 20 49 c7 c2 00 00 00 00 49 c7 c0 00 00 00 00 49 c7 c1 00 00 00 00 48 8b 44 24 08 0f 05 <48> 3d 01 f0 ff ff 76 20 48 c7 44 24 28 ff ff ff ff 48 c7 44 24 30 [ 63.916819][ T6888] RSP: 002b:000000c00004f4b8 EFLAGS: 00000212 ORIG_RAX: 0000000000000102 [ 63.925225][ T6888] RAX: ffffffffffffffda RBX: 000000c00002e500 RCX: 00000000004b02a0 [ 63.933208][ T6888] RDX: 00000000000001c0 RSI: 000000c000026900 RDI: ffffffffffffff9c [ 63.941172][ T6888] RBP: 000000c00004f510 R08: 0000000000000000 R09: 0000000000000000 [ 63.949400][ T6888] R10: 0000000000000000 R11: 0000000000000212 R12: ffffffffffffffff [ 63.957437][ T6888] R13: 0000000000000049 R14: 0000000000000048 R15: 0000000000000100 [ 63.983012][ T6904] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6904 [ 63.992466][ T6904] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 63.998359][ T6904] CPU: 0 PID: 6904 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 64.006628][ T6904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.016669][ T6904] Call Trace: [ 64.019955][ T6904] dump_stack+0x188/0x20d [ 64.024292][ T6904] debug_smp_processor_id.cold+0x88/0x9b [ 64.029919][ T6904] ext4_mb_new_blocks+0xa77/0x3b30 [ 64.035018][ T6904] ? ext4_ext_search_right+0x2ca/0xb20 [ 64.040479][ T6904] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 64.046208][ T6904] ext4_ext_map_blocks+0x2044/0x3410 [ 64.051496][ T6904] ? ext4_ext_release+0x10/0x10 [ 64.056337][ T6904] ? __down_timeout+0x2d0/0x2d0 [ 64.061172][ T6904] ? ext4_es_lookup_extent+0x41d/0xd30 [ 64.066618][ T6904] ext4_map_blocks+0x4cb/0x1640 [ 64.071466][ T6904] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 64.076646][ T6904] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.082185][ T6904] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 64.088243][ T6904] ? prandom_u32_state+0xe/0x170 [ 64.093158][ T6904] ? __brelse+0x84/0xa0 [ 64.097307][ T6904] ? __ext4_new_inode+0x144/0x57c0 [ 64.102399][ T6904] ext4_getblk+0xad/0x520 [ 64.106724][ T6904] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 64.113727][ T6904] ? ext4_free_inode+0x17e0/0x17e0 [ 64.118817][ T6904] ext4_bread+0x7c/0x380 [ 64.123310][ T6904] ? ext4_getblk+0x520/0x520 [ 64.127876][ T6904] ? dqget+0xff0/0xff0 [ 64.131951][ T6904] ext4_append+0x153/0x360 [ 64.136439][ T6904] ext4_mkdir+0x5e0/0xdf0 [ 64.140887][ T6904] ? ext4_rmdir+0xde0/0xde0 [ 64.145375][ T6904] ? security_inode_permission+0xc4/0xf0 [ 64.151019][ T6904] vfs_mkdir+0x419/0x690 [ 64.155249][ T6904] do_mkdirat+0x21e/0x280 [ 64.159644][ T6904] ? __ia32_sys_mknod+0xb0/0xb0 [ 64.164536][ T6904] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 64.170514][ T6904] ? do_syscall_64+0x21/0x7d0 [ 64.175245][ T6904] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 64.181258][ T6904] do_syscall_64+0xf6/0x7d0 [ 64.185928][ T6904] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.191811][ T6904] RIP: 0033:0x45bee7 [ 64.195703][ T6904] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.215793][ T6904] RSP: 002b:00007ffc03d2c9d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 64.224211][ T6904] RAX: ffffffffffffffda RBX: 000000000003a2f8 RCX: 000000000045bee7 [ 64.232163][ T6904] RDX: 0000000000000002 RSI: 00000000000001c0 RDI: 00007ffc03d2cbb0 [ 64.240112][ T6904] RBP: 0000000000000001 R08: 000000000000f8c0 R09: 0000000000002a40 [ 64.248073][ T6904] R10: 0000000000000011 R11: 0000000000000246 R12: 00000000000000c2 [ 64.256030][ T6904] R13: 00007ffc03d2cbb0 R14: 8421084210842109 R15: 00007ffc03d2cbbc [ 64.336907][ T6905] IPVS: ftp: loaded support on port[0] = 21 [ 64.375104][ T6905] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6905 [ 64.384584][ T6905] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 64.390468][ T6905] CPU: 1 PID: 6905 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 64.398697][ T6905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.408732][ T6905] Call Trace: [ 64.412016][ T6905] dump_stack+0x188/0x20d [ 64.416330][ T6905] debug_smp_processor_id.cold+0x88/0x9b [ 64.421944][ T6905] ext4_mb_new_blocks+0xa77/0x3b30 [ 64.427054][ T6905] ? ext4_ext_search_right+0x2ca/0xb20 [ 64.432496][ T6905] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 64.438196][ T6905] ext4_ext_map_blocks+0x2044/0x3410 [ 64.443489][ T6905] ? ext4_ext_release+0x10/0x10 [ 64.448328][ T6905] ? __down_timeout+0x2d0/0x2d0 [ 64.453162][ T6905] ? ext4_es_lookup_extent+0x41d/0xd30 [ 64.458613][ T6905] ext4_map_blocks+0x4cb/0x1640 [ 64.463458][ T6905] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 64.468673][ T6905] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.474222][ T6905] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 64.480186][ T6905] ? prandom_u32_state+0xe/0x170 [ 64.485121][ T6905] ? __brelse+0x84/0xa0 [ 64.489301][ T6905] ? __ext4_new_inode+0x144/0x57c0 [ 64.494420][ T6905] ext4_getblk+0xad/0x520 [ 64.498764][ T6905] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 64.504500][ T6905] ? ext4_free_inode+0x17e0/0x17e0 [ 64.509653][ T6905] ext4_bread+0x7c/0x380 [ 64.514022][ T6905] ? ext4_getblk+0x520/0x520 [ 64.518602][ T6905] ? dqget+0xff0/0xff0 [ 64.522807][ T6905] ext4_append+0x153/0x360 [ 64.527216][ T6905] ext4_mkdir+0x5e0/0xdf0 [ 64.531537][ T6905] ? ext4_rmdir+0xde0/0xde0 [ 64.536043][ T6905] ? security_inode_permission+0xc4/0xf0 [ 64.541663][ T6905] vfs_mkdir+0x419/0x690 [ 64.545975][ T6905] do_mkdirat+0x21e/0x280 [ 64.550336][ T6905] ? __ia32_sys_mknod+0xb0/0xb0 [ 64.555192][ T6905] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 64.561177][ T6905] ? do_syscall_64+0x21/0x7d0 [ 64.565842][ T6905] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 64.571838][ T6905] do_syscall_64+0xf6/0x7d0 [ 64.576333][ T6905] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.582225][ T6905] RIP: 0033:0x45bee7 [ 64.586117][ T6905] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.606147][ T6905] RSP: 002b:00007ffc03d2c8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 64.614573][ T6905] RAX: ffffffffffffffda RBX: 000000000078c988 RCX: 000000000045bee7 [ 64.622551][ T6905] RDX: 00007ffc03d2c913 RSI: 00000000000001ff RDI: 00007ffc03d2c910 [ 64.630503][ T6905] RBP: 00000000000000f8 R08: 0000000000000000 R09: 0000000000000003 [ 64.638538][ T6905] R10: 0000000000000064 R11: 0000000000000202 R12: 00000000004185d0 [ 64.646506][ T6905] R13: 00007ffc03d2c900 R14: 0000000000000000 R15: 00007ffc03d2c910 [ 64.698576][ T6905] BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/6905 [ 64.708893][ T6905] caller is ext4_mb_new_blocks+0xa77/0x3b30 [ 64.714907][ T6905] CPU: 1 PID: 6905 Comm: syz-executor.0 Not tainted 5.7.0-syzkaller #0 [ 64.723141][ T6905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.733306][ T6905] Call Trace: [ 64.736606][ T6905] dump_stack+0x188/0x20d [ 64.740951][ T6905] debug_smp_processor_id.cold+0x88/0x9b [ 64.746592][ T6905] ext4_mb_new_blocks+0xa77/0x3b30 [ 64.751725][ T6905] ? ext4_ext_search_right+0x2ca/0xb20 [ 64.757196][ T6905] ? ext4_inode_to_goal_block+0x2df/0x3f0 [ 64.762938][ T6905] ext4_ext_map_blocks+0x2044/0x3410 [ 64.768240][ T6905] ? ext4_ext_release+0x10/0x10 [ 64.773128][ T6905] ? __down_timeout+0x2d0/0x2d0 [ 64.777977][ T6905] ? ext4_es_lookup_extent+0x41d/0xd30 [ 64.783423][ T6905] ext4_map_blocks+0x4cb/0x1640 [ 64.788255][ T6905] ? ext4_issue_zeroout+0x1e0/0x1e0 [ 64.793442][ T6905] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 64.798973][ T6905] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 64.804931][ T6905] ? prandom_u32_state+0xe/0x170 [ 64.809874][ T6905] ? __brelse+0x84/0xa0 [ 64.814022][ T6905] ? __ext4_new_inode+0x144/0x57c0 [ 64.819113][ T6905] ext4_getblk+0xad/0x520 [ 64.823521][ T6905] ? ext4_iomap_overwrite_begin+0xa0/0xa0 [ 64.829227][ T6905] ? ext4_free_inode+0x17e0/0x17e0 [ 64.834319][ T6905] ext4_bread+0x7c/0x380 [ 64.838537][ T6905] ? ext4_getblk+0x520/0x520 [ 64.843101][ T6905] ? dqget+0xff0/0xff0 [ 64.847157][ T6905] ext4_append+0x153/0x360 [ 64.851553][ T6905] ext4_mkdir+0x5e0/0xdf0 [ 64.855870][ T6905] ? ext4_rmdir+0xde0/0xde0 [ 64.860351][ T6905] ? security_inode_permission+0xc4/0xf0 [ 64.865968][ T6905] vfs_mkdir+0x419/0x690 [ 64.870200][ T6905] do_mkdirat+0x21e/0x280 [ 64.874507][ T6905] ? __ia32_sys_mknod+0xb0/0xb0 [ 64.879332][ T6905] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 64.885293][ T6905] ? do_syscall_64+0x21/0x7d0 [ 64.889962][ T6905] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 64.895925][ T6905] do_syscall_64+0xf6/0x7d0 [ 64.900406][ T6905] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 64.906286][ T6905] RIP: 0033:0x45bee7 [ 64.910256][ T6905] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 64.929930][ T6905] RSP: 002b:00007ffc03d2c8c8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 64.938415][ T6905] RAX: ffffffffffffffda RBX: 000000000000fcb3 RCX: 000000000045bee7 2020/06/11 00:03:18 building call list... [ 64.946380][ T6905] RDX: 00007ffc03d2c913 RSI: 00000000000001ff RDI: 00007ffc03d2c910 [ 64.954339][ T6905] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000003 [ 64.963241][ T6905] R10: 0000000000000064 R11: 0000000000000202 R12: 0000000000000003 [ 64.971304][ T6905] R13: 00007ffc03d2c900 R14: 000000000000fca0 R15: 00007ffc03d2c910 [ 65.240744][ T25] tipc: TX() has been purged, node left! executing program [ 66.637125][ T6896] can: request_module (can-proto-0) failed. [ 67.226724][ T6896] can: request_module (can-proto-0) failed. [ 67.239769][ T6896] can: request_module (can-proto-0) failed.