forked to background, child pid 4645 no interfaces have a carrier [ 31.218510][ T4646] 8021q: adding VLAN 0 to HW filter on device bond0 [ 31.230021][ T4646] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.10.39' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 51.013685][ T5070] loop1: detected capacity change from 0 to 14901 [ 51.020035][ T5068] loop0: detected capacity change from 0 to 14901 [ 51.022128][ T5072] loop4: detected capacity change from 0 to 14901 [ 51.030301][ T5069] loop2: detected capacity change from 0 to 14901 [ 51.042469][ T5071] loop3: detected capacity change from 0 to 14901 [ 51.050831][ T5073] loop5: detected capacity change from 0 to 14901 [ 51.077670][ T5066] general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN [ 51.089426][ T5066] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 51.097846][ T5066] CPU: 1 PID: 5066 Comm: syz-executor334 Not tainted 6.2.0-rc4-syzkaller-00031-g6e50979a9c87 #0 [ 51.108273][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 51.118335][ T5066] RIP: 0010:jfs_flush_journal+0x7e7/0xec0 [ 51.124060][ T5066] Code: ac fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 d7 61 d5 fe 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 ba 61 d5 fe 48 8b 3b e8 b2 b6 ac [ 51.143670][ T5066] RSP: 0018:ffffc90003d2fb20 EFLAGS: 00010206 [ 51.149722][ T5066] RAX: 0000000000000006 RBX: 0000000000000030 RCX: 26a64364b5795c00 [ 51.157681][ T5066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.165635][ T5066] RBP: ffffc90003d2fc60 R08: ffffffff81b8dde3 R09: ffffc90003d2fa70 [ 51.173588][ T5066] R10: fffff520007a5f51 R11: 1ffff920007a5f4e R12: 1ffff920007a5f70 [ 51.181538][ T5066] R13: dffffc0000000000 R14: ffff888027139800 R15: ffff888148db5a38 [ 51.189519][ T5066] FS: 0000555556775300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 51.198440][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.205008][ T5066] CR2: 000055555677e628 CR3: 000000002c2de000 CR4: 00000000003506e0 [ 51.213063][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.221103][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.229071][ T5066] Call Trace: [ 51.232351][ T5066] [ 51.235275][ T5066] ? lmLogShutdown+0x920/0x920 [ 51.240032][ T5066] ? hook_sb_delete+0x988/0xab0 [ 51.244873][ T5066] ? dquot_file_open+0xa0/0xa0 [ 51.249623][ T5066] ? hook_inode_free_security+0xa0/0xa0 [ 51.255153][ T5066] jfs_umount+0x16b/0x3b0 [ 51.259467][ T5066] jfs_put_super+0x86/0x190 [ 51.263982][ T5066] ? jfs_free_inode+0x20/0x20 [ 51.268641][ T5066] generic_shutdown_super+0x130/0x310 [ 51.273999][ T5066] kill_block_super+0x79/0xd0 [ 51.278658][ T5066] deactivate_locked_super+0xa7/0xf0 [ 51.283926][ T5066] cleanup_mnt+0x494/0x520 [ 51.288319][ T5066] ? lockdep_hardirqs_on+0x8d/0x130 [ 51.293498][ T5066] task_work_run+0x243/0x300 [ 51.298071][ T5066] ? task_work_cancel+0x290/0x290 [ 51.303096][ T5066] ? exit_to_user_mode_loop+0x42/0x150 [ 51.308559][ T5066] exit_to_user_mode_loop+0x124/0x150 [ 51.313924][ T5066] exit_to_user_mode_prepare+0xb2/0x140 [ 51.319462][ T5066] syscall_exit_to_user_mode+0x26/0x60 [ 51.324906][ T5066] do_syscall_64+0x49/0xb0 [ 51.329310][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 51.335187][ T5066] RIP: 0033:0x7fe48486fe37 [ 51.339584][ T5066] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 51.359180][ T5066] RSP: 002b:00007ffca04f38e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 51.367570][ T5066] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fe48486fe37 [ 51.375520][ T5066] RDX: 00007ffca04f39a9 RSI: 000000000000000a RDI: 00007ffca04f39a0 [ 51.383473][ T5066] RBP: 00007ffca04f39a0 R08: 00000000ffffffff R09: 00007ffca04f3780 [ 51.391426][ T5066] R10: 0000555556776653 R11: 0000000000000206 R12: 00007ffca04f4a10 [ 51.399374][ T5066] R13: 00005555567765f0 R14: 00007ffca04f3910 R15: 0000000000000001 [ 51.407341][ T5066] [ 51.410338][ T5066] Modules linked in: [ 51.414257][ T5063] general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#2] PREEMPT SMP KASAN [ 51.425976][ T5063] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 51.427193][ T5066] ---[ end trace 0000000000000000 ]--- [ 51.434370][ T5063] CPU: 0 PID: 5063 Comm: syz-executor334 Tainted: G D 6.2.0-rc4-syzkaller-00031-g6e50979a9c87 #0 [ 51.434389][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 [ 51.434398][ T5063] RIP: 0010:lmLogSync+0x227/0xb00 [ 51.439887][ T5066] RIP: 0010:jfs_flush_journal+0x7e7/0xec0 [ 51.451706][ T5063] Code: ad fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 20 00 74 08 48 89 df e8 e7 e3 d5 fe 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 df e8 ca e3 d5 fe 48 8b 3b e8 92 3c ad [ 51.451720][ T5063] RSP: 0018:ffffc90003cffb80 EFLAGS: 00010206 [ 51.451736][ T5063] RAX: 0000000000000006 RBX: 0000000000000030 RCX: f91d188f285e7800 [ 51.451747][ T5063] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.462933][ T5066] Code: ac fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 d7 61 d5 fe 48 8b 1b 48 83 c3 30 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 08 48 89 df e8 ba 61 d5 fe 48 8b 3b e8 b2 b6 ac [ 51.466787][ T5063] RBP: ffffc90003cffc88 R08: ffffffff81b8dde3 R09: ffffc90003cffad0 [ 51.466802][ T5063] R10: fffff5200079ff5d R11: 1ffff9200079ff5a R12: dffffc0000000000 [ 51.466814][ T5063] R13: ffff888027139800 R14: 0000000000000000 R15: ffff888148db5a38 [ 51.473640][ T5066] RSP: 0018:ffffc90003d2fb20 EFLAGS: 00010206 [ 51.492077][ T5063] FS: 0000555556775300(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 51.492095][ T5063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.492106][ T5063] CR2: 00007ffca04f5000 CR3: 000000002be37000 CR4: 00000000003506f0 [ 51.492121][ T5063] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.498520][ T5066] [ 51.506100][ T5063] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.506114][ T5063] Call Trace: [ 51.506119][ T5063] [ 51.506124][ T5063] ? jfs_syncpt+0x22/0x90 [ 51.514467][ T5066] RAX: 0000000000000006 RBX: 0000000000000030 RCX: 26a64364b5795c00 [ 51.533662][ T5063] ? lmWriteRecord+0x1240/0x1240 [ 51.533688][ T5063] ? lmLogShutdown+0x920/0x920 [ 51.533709][ T5063] ? dqput+0x810/0x810 [ 51.533728][ T5063] jfs_syncpt+0x79/0x90 [ 51.533748][ T5063] jfs_sync_fs+0x86/0xa0 [ 51.542718][ T5066] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 51.549644][ T5063] sync_filesystem+0xe8/0x220 [ 51.557851][ T5066] RBP: ffffc90003d2fc60 R08: ffffffff81b8dde3 R09: ffffc90003d2fa70 [ 51.563645][ T5063] generic_shutdown_super+0x6b/0x310 [ 51.563673][ T5063] kill_block_super+0x79/0xd0 [ 51.572830][ T5066] R10: fffff520007a5f51 R11: 1ffff920007a5f4e R12: 1ffff920007a5f70 [ 51.579128][ T5063] deactivate_locked_super+0xa7/0xf0 [ 51.587371][ T5066] R13: dffffc0000000000 R14: ffff888027139800 R15: ffff888148db5a38 [ 51.595039][ T5063] cleanup_mnt+0x494/0x520 [ 51.595060][ T5063] ? lockdep_hardirqs_on+0x8d/0x130 [ 51.597643][ T5066] FS: 0000555556775300(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 51.605314][ T5063] task_work_run+0x243/0x300 [ 51.605343][ T5063] ? task_work_cancel+0x290/0x290 [ 51.608833][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.611513][ T5063] ? exit_to_user_mode_loop+0x42/0x150 [ 51.616019][ T5066] CR2: 00005582b9754008 CR3: 000000002c2de000 CR4: 00000000003506e0 [ 51.623773][ T5063] exit_to_user_mode_loop+0x124/0x150 [ 51.623800][ T5063] exit_to_user_mode_prepare+0xb2/0x140 [ 51.628943][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 51.633440][ T5063] syscall_exit_to_user_mode+0x26/0x60 [ 51.633459][ T5063] do_syscall_64+0x49/0xb0 [ 51.633478][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 51.637815][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 51.641650][ T5063] RIP: 0033:0x7fe48486fe37 [ 51.641667][ T5063] Code: 07 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 51.646128][ T5066] Kernel panic - not syncing: Fatal exception [ 51.653826][ T5063] RSP: 002b:00007ffca04f38e8 EFLAGS: 00000206 ORIG_RAX: 00000000000000a6 [ 51.666438][ T5063] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fe48486fe37 [ 51.671705][ T5063] RDX: 00007ffca04f39a9 RSI: 000000000000000a RDI: 00007ffca04f39a0 [ 51.676361][ T5063] RBP: 00007ffca04f39a0 R08: 00000000ffffffff R09: 00007ffca04f3780 [ 51.684321][ T5063] R10: 0000555556776653 R11: 0000000000000206 R12: 00007ffca04f4a10 [ 51.689586][ T5063] R13: 00005555567765f0 R14: 00007ffca04f3910 R15: 0000000000000001 [ 51.697571][ T5063] [ 51.701965][ T5063] Modules linked in: [ 51.720747][ T5066] Kernel Offset: disabled [ 51.877833][ T5066] Rebooting in 86400 seconds..