DUID 00:04:ef:eb:16:6a:bb:4b:eb:e8:98:52:3b:5c:58:f5:72:fb forked to background, child pid 3215 [ 28.654475][ T3216] 8021q: adding VLAN 0 to HW filter on device bond0 [ 28.664724][ T3216] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller syzkaller login: [ 76.424852][ T14] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.247' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 172.525413][ T3565] loop1: detected capacity change from 0 to 32768 [ 172.535717][ T3566] loop2: detected capacity change from 0 to 32768 [ 172.552055][ T3564] loop0: detected capacity change from 0 to 32768 [ 172.577223][ T3568] loop4: detected capacity change from 0 to 32768 [ 172.620279][ T3559] general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] PREEMPT SMP KASAN [ 172.629246][ T3567] loop3: detected capacity change from 0 to 32768 [ 172.632026][ T3559] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 172.632040][ T3559] CPU: 1 PID: 3559 Comm: syz-executor481 Not tainted 6.1.87-syzkaller #0 [ 172.632056][ T3559] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 172.665323][ T3559] RIP: 0010:lmLogSync+0x224/0xad0 [ 172.670480][ T3559] Code: ae fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 5a 60 d9 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 3d 60 d9 fe 48 8b 3b e8 a5 5e ae [ 172.690128][ T3559] RSP: 0018:ffffc90003bdfb40 EFLAGS: 00010206 [ 172.696314][ T3559] RAX: 0000000000000006 RBX: 0000000000000030 RCX: 2e1471cbc98f6500 [ 172.704274][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 172.712258][ T3559] RBP: ffffc90003bdfc60 R08: ffffffff81b6fec6 R09: ffffc90003bdfa90 [ 172.720227][ T3559] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807e091800 [ 172.728187][ T3559] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888013a5d838 [ 172.736147][ T3559] FS: 0000555557522380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 172.745074][ T3559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 172.751643][ T3559] CR2: 000055555752b6f8 CR3: 0000000071da3000 CR4: 00000000003506e0 [ 172.759603][ T3559] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 172.767559][ T3559] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 172.775515][ T3559] Call Trace: [ 172.778783][ T3559] [ 172.781699][ T3559] ? __die_body+0x5e/0xa0 [ 172.786029][ T3559] ? die_addr+0x95/0xc0 [ 172.790174][ T3559] ? exc_general_protection+0x3ae/0x590 [ 172.795735][ T3559] ? asm_exc_general_protection+0x22/0x30 [ 172.801451][ T3559] ? filemap_fdatawrite_wbc+0xa6/0x180 [ 172.806902][ T3559] ? lmLogSync+0x224/0xad0 [ 172.811310][ T3559] ? _raw_spin_unlock_irq+0x2a/0x40 [ 172.816497][ T3559] ? jfs_flush_journal+0x77b/0xec0 [ 172.821603][ T3559] ? jfs_syncpt+0x22/0x90 [ 172.825925][ T3559] ? lmWriteRecord+0x12e0/0x12e0 [ 172.830866][ T3559] ? lmLogShutdown+0x960/0x960 [ 172.835625][ T3559] ? dqput+0x440/0x440 [ 172.839685][ T3559] jfs_syncpt+0x79/0x90 [ 172.843845][ T3559] jfs_sync_fs+0x86/0xa0 [ 172.848094][ T3559] sync_filesystem+0xe8/0x220 [ 172.852881][ T3559] generic_shutdown_super+0x6b/0x340 [ 172.858175][ T3559] kill_block_super+0x7a/0xe0 [ 172.862848][ T3559] deactivate_locked_super+0xa0/0x110 [ 172.868207][ T3559] cleanup_mnt+0x490/0x520 [ 172.872613][ T3559] ? lockdep_hardirqs_on+0x94/0x130 [ 172.877799][ T3559] task_work_run+0x246/0x300 [ 172.882472][ T3559] ? task_work_cancel+0x2b0/0x2b0 [ 172.887498][ T3559] ? exit_to_user_mode_loop+0x39/0x100 [ 172.893030][ T3559] exit_to_user_mode_loop+0xde/0x100 [ 172.898305][ T3559] exit_to_user_mode_prepare+0xb1/0x140 [ 172.903837][ T3559] syscall_exit_to_user_mode+0x60/0x270 [ 172.909375][ T3559] do_syscall_64+0x47/0xb0 [ 172.913784][ T3559] ? clear_bhb_loop+0x45/0xa0 [ 172.918451][ T3559] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 172.924338][ T3559] RIP: 0033:0x7f862db567b7 [ 172.928740][ T3559] 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 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 [ 172.948334][ T3559] RSP: 002b:00007ffd8b9e6e98 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6 [ 172.956827][ T3559] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f862db567b7 executing program [ 172.964794][ T3559] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffd8b9e6f50 [ 172.972753][ T3559] RBP: 00007ffd8b9e6f50 R08: 0000000000000000 R09: 0000000000000000 [ 172.980734][ T3559] R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffd8b9e7fc0 [ 172.988695][ T3559] R13: 00005555575236c0 R14: 431bde82d7b634db R15: 00007ffd8b9e7fe0 [ 172.996754][ T3559] [ 172.999761][ T3559] Modules linked in: [ 173.006736][ T3559] ---[ end trace 0000000000000000 ]--- [ 173.012314][ T3559] RIP: 0010:lmLogSync+0x224/0xad0 executing program [ 173.029032][ T3559] Code: ae fe 49 8d 5f f0 48 89 d8 48 c1 e8 03 42 80 3c 28 00 74 08 48 89 df e8 5a 60 d9 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 3d 60 d9 fe 48 8b 3b e8 a5 5e ae [ 173.070990][ T3559] RSP: 0018:ffffc90003bdfb40 EFLAGS: 00010206 [ 173.082671][ T3559] RAX: 0000000000000006 RBX: 0000000000000030 RCX: 2e1471cbc98f6500 [ 173.100214][ T3559] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 173.125003][ T3559] RBP: ffffc90003bdfc60 R08: ffffffff81b6fec6 R09: ffffc90003bdfa90 [ 173.158041][ T3559] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807e091800 [ 173.173928][ T3559] R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888013a5d838 [ 173.182019][ T3559] FS: 0000555557522380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 173.191481][ T3559] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 173.198285][ T3559] CR2: 00007ffdc6315e08 CR3: 0000000071da3000 CR4: 00000000003506f0 [ 173.206773][ T3559] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 173.214951][ T3559] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 173.223433][ T3559] Kernel panic - not syncing: Fatal exception [ 173.229801][ T3559] Kernel Offset: disabled [ 173.234113][ T3559] Rebooting in 86400 seconds..