Warning: Permanently added '10.128.0.38' (ED25519) to the list of known hosts.
executing program
syzkaller login: [ 60.607438][ T4163] loop0: detected capacity change from 0 to 64
[ 60.697994][ T4163] ------------[ cut here ]------------
[ 60.703661][ T4163] WARNING: CPU: 0 PID: 4163 at fs/buffer.c:1084 mark_buffer_dirty+0x325/0x4b0
[ 60.713255][ T4163] Modules linked in:
[ 60.717608][ T4163] CPU: 0 PID: 4163 Comm: syz-executor329 Not tainted 5.15.175-syzkaller #0
[ 60.726548][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 60.736827][ T4163] RIP: 0010:mark_buffer_dirty+0x325/0x4b0
[ 60.742583][ T4163] Code: 89 df e8 8e 8b e4 ff 48 8b 3b be 04 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 e7 7f fc ff e8 52 af 9a ff eb 80 e8 4b af 9a ff <0f> 0b e9 27 fd ff ff e8 3f af 9a ff 0f 0b e9 46 fd ff ff e8 33 af
[ 60.762810][ T4163] RSP: 0018:ffffc90002ecf7a0 EFLAGS: 00010293
[ 60.768967][ T4163] RAX: ffffffff81e5d595 RBX: ffff88807c5e6200 RCX: ffff8880235f0000
[ 60.777001][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 60.785002][ T4163] RBP: 0000000000000000 R08: ffffffff81e5d2b4 R09: ffffed100e5f5d40
[ 60.792982][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88806fd8f2b8
[ 60.801007][ T4163] R13: dffffc0000000000 R14: 1ffff1100dfb1e57 R15: dffffc0000000000
[ 60.809029][ T4163] FS: 0000555558b57380(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
[ 60.818007][ T4163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 60.824614][ T4163] CR2: 0000000020002000 CR3: 000000007d8ea000 CR4: 00000000003506f0
[ 60.832597][ T4163] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 60.840628][ T4163] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 60.848666][ T4163] Call Trace:
[ 60.851971][ T4163]
[ 60.854988][ T4163] ? __warn+0x15b/0x300
[ 60.859159][ T4163] ? mark_buffer_dirty+0x325/0x4b0
[ 60.864316][ T4163] ? report_bug+0x1b7/0x2e0
[ 60.868837][ T4163] ? handle_bug+0x3d/0x70
[ 60.873164][ T4163] ? exc_invalid_op+0x16/0x40
[ 60.877926][ T4163] ? asm_exc_invalid_op+0x16/0x20
[ 60.882963][ T4163] ? mark_buffer_dirty+0x44/0x4b0
[ 60.888034][ T4163] ? mark_buffer_dirty+0x325/0x4b0
[ 60.893160][ T4163] ? mark_buffer_dirty+0x325/0x4b0
[ 60.898343][ T4163] bfs_get_block+0x852/0xac0
[ 60.902981][ T4163] __block_write_begin_int+0x60b/0x1650
[ 60.908589][ T4163] ? bfs_bmap+0x30/0x30
[ 60.912756][ T4163] ? page_zero_new_buffers+0x510/0x510
[ 60.918287][ T4163] ? fault_in_readable+0x1d5/0x2e0
[ 60.923420][ T4163] ? wait_for_stable_page+0xe2/0x110
[ 60.928744][ T4163] ? bfs_bmap+0x30/0x30
[ 60.932922][ T4163] block_write_begin+0x4f/0xc0
[ 60.937799][ T4163] bfs_write_begin+0x38/0xd0
[ 60.942427][ T4163] generic_perform_write+0x2bf/0x5b0
[ 60.947823][ T4163] ? grab_cache_page_write_begin+0x90/0x90
[ 60.953696][ T4163] ? file_remove_privs+0x610/0x610
[ 60.958941][ T4163] ? rwsem_write_trylock+0x166/0x210
[ 60.964283][ T4163] __generic_file_write_iter+0x243/0x4f0
[ 60.970037][ T4163] generic_file_write_iter+0xa7/0x1b0
[ 60.975487][ T4163] vfs_write+0xacd/0xe50
[ 60.979749][ T4163] ? file_end_write+0x250/0x250
[ 60.984648][ T4163] ? read_lock_is_recursive+0x10/0x10
[ 60.990038][ T4163] ? __fdget_pos+0x2d2/0x380
[ 60.994797][ T4163] ksys_write+0x1a2/0x2c0
[ 60.999160][ T4163] ? print_irqtrace_events+0x210/0x210
[ 61.004661][ T4163] ? __ia32_sys_read+0x80/0x80
[ 61.009461][ T4163] ? syscall_enter_from_user_mode+0x2e/0x240
[ 61.015510][ T4163] ? lockdep_hardirqs_on+0x94/0x130
[ 61.020738][ T4163] ? syscall_enter_from_user_mode+0x2e/0x240
[ 61.026757][ T4163] do_syscall_64+0x3b/0xb0
[ 61.031196][ T4163] ? clear_bhb_loop+0x15/0x70
[ 61.035922][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.041828][ T4163] RIP: 0033:0x7f77f2a04f19
[ 61.046288][ T4163] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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
[ 61.065964][ T4163] RSP: 002b:00007ffe63d6a9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 61.074446][ T4163] RAX: ffffffffffffffda RBX: 00007f77f2a4e09d RCX: 00007f77f2a04f19
[ 61.082432][ T4163] RDX: 000000000000fecc RSI: 0000000020000100 RDI: 0000000000000006
[ 61.090464][ T4163] RBP: 00007f77f2a7a5f0 R08: 0000555558b584c0 R09: 0000555558b584c0
[ 61.098486][ T4163] R10: 0000555558b584c0 R11: 0000000000000246 R12: 00007ffe63d6a9d0
[ 61.106527][ T4163] R13: 00007ffe63d6abf8 R14: 431bde82d7b634db R15: 00007f77f2a4e03b
[ 61.114571][ T4163]
[ 61.117605][ T4163] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 61.124871][ T4163] CPU: 0 PID: 4163 Comm: syz-executor329 Not tainted 5.15.175-syzkaller #0
[ 61.133459][ T4163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 61.143500][ T4163] Call Trace:
[ 61.146767][ T4163]
[ 61.149696][ T4163] dump_stack_lvl+0x1e3/0x2d0
[ 61.154365][ T4163] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 61.159988][ T4163] ? panic+0x860/0x860
[ 61.164051][ T4163] ? mark_buffer_dirty+0x290/0x4b0
[ 61.169167][ T4163] ? mark_buffer_dirty+0x290/0x4b0
[ 61.174270][ T4163] panic+0x318/0x860
[ 61.178163][ T4163] ? __warn+0x16a/0x300
[ 61.182319][ T4163] ? fb_is_primary_device+0xd0/0xd0
[ 61.187519][ T4163] ? mark_buffer_dirty+0x325/0x4b0
[ 61.192626][ T4163] __warn+0x2b2/0x300
[ 61.196621][ T4163] ? mark_buffer_dirty+0x325/0x4b0
[ 61.201739][ T4163] report_bug+0x1b7/0x2e0
[ 61.206073][ T4163] handle_bug+0x3d/0x70
[ 61.210232][ T4163] exc_invalid_op+0x16/0x40
[ 61.214880][ T4163] asm_exc_invalid_op+0x16/0x20
[ 61.219725][ T4163] RIP: 0010:mark_buffer_dirty+0x325/0x4b0
[ 61.225439][ T4163] Code: 89 df e8 8e 8b e4 ff 48 8b 3b be 04 00 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 e7 7f fc ff e8 52 af 9a ff eb 80 e8 4b af 9a ff <0f> 0b e9 27 fd ff ff e8 3f af 9a ff 0f 0b e9 46 fd ff ff e8 33 af
[ 61.245038][ T4163] RSP: 0018:ffffc90002ecf7a0 EFLAGS: 00010293
[ 61.251104][ T4163] RAX: ffffffff81e5d595 RBX: ffff88807c5e6200 RCX: ffff8880235f0000
[ 61.259087][ T4163] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 61.267068][ T4163] RBP: 0000000000000000 R08: ffffffff81e5d2b4 R09: ffffed100e5f5d40
[ 61.275033][ T4163] R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88806fd8f2b8
[ 61.283027][ T4163] R13: dffffc0000000000 R14: 1ffff1100dfb1e57 R15: dffffc0000000000
[ 61.291006][ T4163] ? mark_buffer_dirty+0x44/0x4b0
[ 61.296183][ T4163] ? mark_buffer_dirty+0x325/0x4b0
[ 61.301306][ T4163] bfs_get_block+0x852/0xac0
[ 61.305903][ T4163] __block_write_begin_int+0x60b/0x1650
[ 61.311463][ T4163] ? bfs_bmap+0x30/0x30
[ 61.315613][ T4163] ? page_zero_new_buffers+0x510/0x510
[ 61.321063][ T4163] ? fault_in_readable+0x1d5/0x2e0
[ 61.326169][ T4163] ? wait_for_stable_page+0xe2/0x110
[ 61.331446][ T4163] ? bfs_bmap+0x30/0x30
[ 61.335593][ T4163] block_write_begin+0x4f/0xc0
[ 61.340353][ T4163] bfs_write_begin+0x38/0xd0
[ 61.344936][ T4163] generic_perform_write+0x2bf/0x5b0
[ 61.350229][ T4163] ? grab_cache_page_write_begin+0x90/0x90
[ 61.356030][ T4163] ? file_remove_privs+0x610/0x610
[ 61.361128][ T4163] ? rwsem_write_trylock+0x166/0x210
[ 61.366407][ T4163] __generic_file_write_iter+0x243/0x4f0
[ 61.372041][ T4163] generic_file_write_iter+0xa7/0x1b0
[ 61.377403][ T4163] vfs_write+0xacd/0xe50
[ 61.381651][ T4163] ? file_end_write+0x250/0x250
[ 61.386500][ T4163] ? read_lock_is_recursive+0x10/0x10
[ 61.391875][ T4163] ? __fdget_pos+0x2d2/0x380
[ 61.396464][ T4163] ksys_write+0x1a2/0x2c0
[ 61.400794][ T4163] ? print_irqtrace_events+0x210/0x210
[ 61.406266][ T4163] ? __ia32_sys_read+0x80/0x80
[ 61.411033][ T4163] ? syscall_enter_from_user_mode+0x2e/0x240
[ 61.417015][ T4163] ? lockdep_hardirqs_on+0x94/0x130
[ 61.422205][ T4163] ? syscall_enter_from_user_mode+0x2e/0x240
[ 61.428177][ T4163] do_syscall_64+0x3b/0xb0
[ 61.432583][ T4163] ? clear_bhb_loop+0x15/0x70
[ 61.437246][ T4163] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 61.443154][ T4163] RIP: 0033:0x7f77f2a04f19
[ 61.447567][ T4163] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 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
[ 61.467158][ T4163] RSP: 002b:00007ffe63d6a9a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 61.475572][ T4163] RAX: ffffffffffffffda RBX: 00007f77f2a4e09d RCX: 00007f77f2a04f19
[ 61.483544][ T4163] RDX: 000000000000fecc RSI: 0000000020000100 RDI: 0000000000000006
[ 61.491527][ T4163] RBP: 00007f77f2a7a5f0 R08: 0000555558b584c0 R09: 0000555558b584c0
[ 61.499496][ T4163] R10: 0000555558b584c0 R11: 0000000000000246 R12: 00007ffe63d6a9d0
[ 61.507456][ T4163] R13: 00007ffe63d6abf8 R14: 431bde82d7b634db R15: 00007f77f2a4e03b
[ 61.515450][ T4163]
[ 61.518796][ T4163] Kernel Offset: disabled
[ 61.523196][ T4163] Rebooting in 86400 seconds..