Warning: Permanently added '10.128.0.237' (ED25519) to the list of known hosts. executing program syzkaller login: [ 38.611632][ T3501] loop0: detected capacity change from 0 to 2048 [ 38.739496][ T3503] NILFS (loop0): segctord starting. Construction interval = 5 seconds, CP frequency < 30 seconds [ 38.770515][ T3501] NILFS (loop0): nilfs_palloc_commit_free_entry (ino=6): entry number 6 already freed [ 38.780988][ T3501] ------------[ cut here ]------------ [ 38.786551][ T3501] kernel BUG at fs/inode.c:599! [ 38.791549][ T3501] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 38.797609][ T3501] CPU: 1 PID: 3501 Comm: syz-executor365 Not tainted 5.15.156-syzkaller #0 [ 38.806171][ T3501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 38.816203][ T3501] RIP: 0010:evict+0x615/0x620 [ 38.820873][ T3501] Code: fe c1 38 c1 0f 8c de fc ff ff 4c 89 ff e8 03 00 ed ff e9 d1 fc ff ff e8 59 3b a3 ff 0f 0b e8 52 3b a3 ff 0f 0b e8 4b 3b a3 ff <0f> 0b e8 44 3b a3 ff 0f 0b 66 90 41 56 53 49 89 fe e8 35 3b a3 ff [ 38.840449][ T3501] RSP: 0018:ffffc90002f27988 EFLAGS: 00010293 [ 38.846489][ T3501] RAX: ffffffff81dd2195 RBX: 0000000000000064 RCX: ffff888024c7d940 [ 38.854437][ T3501] RDX: 0000000000000000 RSI: 0000000000000064 RDI: 0000000000000060 [ 38.862381][ T3501] RBP: ffff88807505a850 R08: ffffffff81dd2026 R09: 0000000000000003 [ 38.870326][ T3501] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88807505a7f0 [ 38.878268][ T3501] R13: ffff88807505a850 R14: dffffc0000000000 R15: ffff88807505a7c8 [ 38.886213][ T3501] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 38.895113][ T3501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.901668][ T3501] CR2: 0000564d12298ae8 CR3: 0000000021c0d000 CR4: 00000000003506e0 [ 38.909616][ T3501] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.917558][ T3501] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.925499][ T3501] Call Trace: [ 38.928752][ T3501] [ 38.931659][ T3501] ? __die_body+0x5e/0xa0 [ 38.935977][ T3501] ? die+0x83/0xb0 [ 38.939675][ T3501] ? do_trap+0x11e/0x350 [ 38.943890][ T3501] ? evict+0x615/0x620 [ 38.947930][ T3501] ? evict+0x615/0x620 [ 38.951969][ T3501] ? do_error_trap+0x13d/0x1e0 [ 38.956719][ T3501] ? evict+0x615/0x620 [ 38.960762][ T3501] ? do_int3+0x30/0x30 [ 38.964804][ T3501] ? rcu_is_watching+0x11/0xa0 [ 38.969595][ T3501] ? handle_invalid_op+0x2c/0x40 [ 38.974536][ T3501] ? evict+0x615/0x620 [ 38.978587][ T3501] ? exc_invalid_op+0x2f/0x40 [ 38.983242][ T3501] ? asm_exc_invalid_op+0x16/0x20 [ 38.988242][ T3501] ? evict+0x4a6/0x620 [ 38.992287][ T3501] ? evict+0x615/0x620 [ 38.996340][ T3501] ? evict+0x615/0x620 [ 39.000381][ T3501] ? evict+0x615/0x620 [ 39.004422][ T3501] nilfs_put_root+0x93/0xb0 [ 39.008913][ T3501] nilfs_detach_log_writer+0x8b8/0xbd0 [ 39.014346][ T3501] ? __might_sleep+0xc0/0xc0 [ 39.018915][ T3501] ? do_raw_spin_unlock+0x137/0x8b0 [ 39.024085][ T3501] ? nilfs_attach_log_writer+0x8b0/0x8b0 [ 39.029693][ T3501] ? hook_sb_delete+0xa05/0xb30 [ 39.034520][ T3501] ? hook_inode_free_security+0xa0/0xa0 [ 39.040041][ T3501] ? clear_inode+0x150/0x150 [ 39.044604][ T3501] ? nilfs_free_inode+0x70/0x70 [ 39.049427][ T3501] nilfs_put_super+0x49/0x150 [ 39.054077][ T3501] ? nilfs_free_inode+0x70/0x70 [ 39.058898][ T3501] generic_shutdown_super+0x136/0x2c0 [ 39.064247][ T3501] kill_block_super+0x7a/0xe0 [ 39.068898][ T3501] deactivate_locked_super+0xa0/0x110 [ 39.074243][ T3501] cleanup_mnt+0x44e/0x500 [ 39.078632][ T3501] ? lockdep_hardirqs_on+0x94/0x130 [ 39.083820][ T3501] task_work_run+0x129/0x1a0 [ 39.088385][ T3501] do_exit+0x6a3/0x2480 [ 39.092516][ T3501] ? put_task_struct+0x80/0x80 [ 39.097257][ T3501] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 39.103212][ T3501] ? vtime_user_exit+0x2d1/0x400 [ 39.108123][ T3501] do_group_exit+0x144/0x310 [ 39.112685][ T3501] __x64_sys_exit_group+0x3b/0x40 [ 39.117679][ T3501] do_syscall_64+0x3b/0xb0 [ 39.122066][ T3501] ? clear_bhb_loop+0x15/0x70 [ 39.126713][ T3501] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 39.132580][ T3501] RIP: 0033:0x7f564a6e5789 [ 39.136969][ T3501] Code: Unable to access opcode bytes at RIP 0x7f564a6e575f. [ 39.144304][ T3501] RSP: 002b:00007ffcacf6d158 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 39.152690][ T3501] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f564a6e5789 [ 39.160634][ T3501] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001 [ 39.168578][ T3501] RBP: 00007f564a7612b0 R08: ffffffffffffffb8 R09: 00007ffcacf6d230 [ 39.176521][ T3501] R10: 00007ffcacf6d080 R11: 0000000000000246 R12: 00007f564a7612b0 [ 39.184466][ T3501] R13: 0000000000000000 R14: 00007f564a762020 R15: 00007f564a6b3cc0 [ 39.192414][ T3501] [ 39.195408][ T3501] Modules linked in: [ 39.199415][ T3501] ---[ end trace d4960359a0e9d933 ]--- [ 39.204853][ T3501] RIP: 0010:evict+0x615/0x620 [ 39.209535][ T3501] Code: fe c1 38 c1 0f 8c de fc ff ff 4c 89 ff e8 03 00 ed ff e9 d1 fc ff ff e8 59 3b a3 ff 0f 0b e8 52 3b a3 ff 0f 0b e8 4b 3b a3 ff <0f> 0b e8 44 3b a3 ff 0f 0b 66 90 41 56 53 49 89 fe e8 35 3b a3 ff [ 39.229159][ T3501] RSP: 0018:ffffc90002f27988 EFLAGS: 00010293 [ 39.235216][ T3501] RAX: ffffffff81dd2195 RBX: 0000000000000064 RCX: ffff888024c7d940 [ 39.243181][ T3501] RDX: 0000000000000000 RSI: 0000000000000064 RDI: 0000000000000060 [ 39.251149][ T3501] RBP: ffff88807505a850 R08: ffffffff81dd2026 R09: 0000000000000003 [ 39.259104][ T3501] R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88807505a7f0 [ 39.267178][ T3501] R13: ffff88807505a850 R14: dffffc0000000000 R15: ffff88807505a7c8 [ 39.275156][ T3501] FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 39.284102][ T3501] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.290692][ T3501] CR2: 0000564d12298ae8 CR3: 0000000021c0d000 CR4: 00000000003506e0 [ 39.298645][ T3501] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 39.306616][ T3501] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 39.314607][ T3501] Kernel panic - not syncing: Fatal exception [ 39.320708][ T3501] Kernel Offset: disabled [ 39.325019][ T3501] Rebooting in 86400 seconds..