Warning: Permanently added '10.128.0.42' (ED25519) to the list of known hosts. executing program [ 56.598368][ T4162] loop0: detected capacity change from 0 to 64 [ 56.685686][ T4162] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 56.693519][ T4162] #PF: supervisor instruction fetch in kernel mode [ 56.700154][ T4162] #PF: error_code(0x0010) - not-present page [ 56.706147][ T4162] PGD 751fc067 P4D 751fc067 PUD 1ffca067 PMD 0 [ 56.712423][ T4162] Oops: 0010 [#1] PREEMPT SMP KASAN [ 56.717651][ T4162] CPU: 0 PID: 4162 Comm: syz-executor554 Not tainted 5.15.173-syzkaller #0 [ 56.726222][ T4162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.736269][ T4162] RIP: 0010:0x0 [ 56.739748][ T4162] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 56.747459][ T4162] RSP: 0018:ffffc90002f27318 EFLAGS: 00010246 [ 56.753527][ T4162] RAX: 1ffffffff152df28 RBX: ffffffff8a96f940 RCX: ffff888025bf9dc0 [ 56.761570][ T4162] RDX: 0000000000000000 RSI: ffff88807e845d60 RDI: ffff88806ec54018 [ 56.769532][ T4162] RBP: ffffc90002f27430 R08: ffffffff81d86ead R09: fffffbfff2d1a75f [ 56.777488][ T4162] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 56.785447][ T4162] R13: ffff88807e845d60 R14: 1ffff1100fd08bac R15: 1ffff920005e4e68 [ 56.793405][ T4162] FS: 00005555706ec380(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 56.802320][ T4162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 56.808886][ T4162] CR2: ffffffffffffffd6 CR3: 000000006e5c9000 CR4: 00000000003506f0 [ 56.816842][ T4162] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 56.824794][ T4162] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 56.832765][ T4162] Call Trace: [ 56.836029][ T4162] [ 56.838946][ T4162] ? __die_body+0x5e/0xa0 [ 56.843294][ T4162] ? page_fault_oops+0x7b5/0xa90 [ 56.848223][ T4162] ? kernelmode_fixup_or_oops+0xd0/0xd0 [ 56.853759][ T4162] ? is_errata93+0xc0/0x240 [ 56.858247][ T4162] ? exc_page_fault+0x3bf/0x700 [ 56.863100][ T4162] ? asm_exc_page_fault+0x22/0x30 [ 56.868117][ T4162] ? __lookup_slow+0x14d/0x3d0 [ 56.872893][ T4162] __lookup_slow+0x275/0x3d0 [ 56.877473][ T4162] ? lookup_one_len+0x2d0/0x2d0 [ 56.882314][ T4162] ? down_read+0x1b3/0x2e0 [ 56.886754][ T4162] lookup_one_unlocked+0x19c/0x280 [ 56.891873][ T4162] ? lookup_one+0x2e0/0x2e0 [ 56.896377][ T4162] ovl_lookup_single+0x62/0x840 [ 56.901219][ T4162] ovl_lookup_layer+0x413/0x510 [ 56.906061][ T4162] ? ovl_lookup+0x1f10/0x1f10 [ 56.910731][ T4162] ? __kmalloc+0x168/0x300 [ 56.915254][ T4162] ovl_lookup+0xb77/0x1f10 [ 56.919695][ T4162] ? ovl_path_next+0x270/0x270 [ 56.924441][ T4162] ? d_alloc_parallel+0x125d/0x1390 [ 56.929631][ T4162] ? __d_lookup+0x671/0x730 [ 56.934149][ T4162] ? d_hash_and_lookup+0x1b0/0x1b0 [ 56.939252][ T4162] ? ovl_path_next+0x270/0x270 [ 56.944009][ T4162] path_openat+0x111d/0x2f20 [ 56.948601][ T4162] ? do_filp_open+0x460/0x460 [ 56.953400][ T4162] do_filp_open+0x21c/0x460 [ 56.957917][ T4162] ? vfs_tmpfile+0x2e0/0x2e0 [ 56.962519][ T4162] ? _raw_spin_unlock+0x24/0x40 [ 56.967364][ T4162] ? alloc_fd+0x598/0x630 [ 56.971694][ T4162] do_sys_openat2+0x13b/0x4f0 [ 56.976359][ T4162] ? do_sys_open+0x220/0x220 [ 56.980938][ T4162] __x64_sys_openat+0x243/0x290 [ 56.985798][ T4162] ? __ia32_sys_open+0x270/0x270 [ 56.990725][ T4162] ? syscall_enter_from_user_mode+0x2e/0x240 [ 56.996693][ T4162] ? lockdep_hardirqs_on+0x94/0x130 [ 57.001901][ T4162] ? syscall_enter_from_user_mode+0x2e/0x240 [ 57.007886][ T4162] do_syscall_64+0x3b/0xb0 [ 57.012291][ T4162] ? clear_bhb_loop+0x15/0x70 [ 57.016954][ T4162] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 57.022831][ T4162] RIP: 0033:0x7f4dcec0f709 [ 57.027232][ T4162] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 17 00 00 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 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 57.046833][ T4162] RSP: 002b:00007ffe677fdf98 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 57.055230][ T4162] RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f4dcec0f709 [ 57.063372][ T4162] RDX: 0000000000000000 RSI: 0000000020000040 RDI: ffffffffffffff9c [ 57.071323][ T4162] RBP: 00007f4dcec82610 R08: 0000000000000000 R09: 0000000000000000 [ 57.079336][ T4162] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 57.087302][ T4162] R13: 00007ffe677fe168 R14: 0000000000000001 R15: 0000000000000001 [ 57.095284][ T4162] [ 57.098303][ T4162] Modules linked in: [ 57.102180][ T4162] CR2: 0000000000000000 [ 57.106325][ T4162] ---[ end trace a7511e7d16a6b5e2 ]--- [ 57.111763][ T4162] RIP: 0010:0x0 [ 57.115219][ T4162] Code: Unable to access opcode bytes at RIP 0xffffffffffffffd6. [ 57.122907][ T4162] RSP: 0018:ffffc90002f27318 EFLAGS: 00010246 [ 57.128955][ T4162] RAX: 1ffffffff152df28 RBX: ffffffff8a96f940 RCX: ffff888025bf9dc0 [ 57.136913][ T4162] RDX: 0000000000000000 RSI: ffff88807e845d60 RDI: ffff88806ec54018 [ 57.144866][ T4162] RBP: ffffc90002f27430 R08: ffffffff81d86ead R09: fffffbfff2d1a75f [ 57.152822][ T4162] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 57.160777][ T4162] R13: ffff88807e845d60 R14: 1ffff1100fd08bac R15: 1ffff920005e4e68 [ 57.168734][ T4162] FS: 00005555706ec380(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 [ 57.177649][ T4162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.184215][ T4162] CR2: ffffffffffffffd6 CR3: 000000006e5c9000 CR4: 00000000003506f0 [ 57.192171][ T4162] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 57.200127][ T4162] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 57.208089][ T4162] Kernel panic - not syncing: Fatal exception [ 57.214410][ T4162] Kernel Offset: disabled [ 57.218721][ T4162] Rebooting in 86400 seconds..