Warning: Permanently added '10.128.1.102' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 88.972421][ T22] audit: type=1400 audit(1643864777.279:73): avc: denied { execmem } for pid=299 comm="syz-executor469" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 89.098638][ T22] audit: type=1400 audit(1643864777.409:74): avc: denied { create } for pid=302 comm="syz-executor469" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 [ 89.122768][ T22] audit: type=1400 audit(1643864777.409:75): avc: denied { setopt } for pid=309 comm="syz-executor469" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=xdp_socket permissive=1 executing program executing program executing program executing program executing program executing program [ 89.226173][ T320] syz-executor469 (320) used greatest stack depth: 25640 bytes left [ 89.258890][ T319] syz-executor469 (319) used greatest stack depth: 25256 bytes left executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 90.336611][ T435] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 90.349596][ T435] File: /root/memory.events PID: 435 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 90.588215][ T467] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 90.600736][ T467] File: /root/memory.events PID: 467 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 90.827678][ T493] ------------[ cut here ]------------ [ 90.833160][ T493] WARNING: CPU: 0 PID: 493 at fs/ext4/inode.c:3995 ext4_set_page_dirty+0x17a/0x1a0 [ 90.842406][ T493] Modules linked in: [ 90.846274][ T493] CPU: 0 PID: 493 Comm: syz-executor469 Not tainted 5.4.161-syzkaller-00053-gac3eac18e72e #0 [ 90.856387][ T493] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 90.866433][ T493] RIP: 0010:ext4_set_page_dirty+0x17a/0x1a0 [ 90.872297][ T493] Code: dd 74 22 e8 78 b3 a3 ff 4c 89 ff 5b 41 5c 41 5d 41 5e 41 5f 5d e9 96 f2 e1 ff 49 ff cd 4d 89 ec e9 e1 fe ff ff e8 56 b3 a3 ff <0f> 0b eb da 48 ff cd 49 89 ee e9 41 ff ff ff e8 42 b3 a3 ff 0f 0b [ 90.891870][ T493] RSP: 0018:ffff8881ddba7ca8 EFLAGS: 00010293 [ 90.898001][ T493] RAX: ffffffff81bcf30a RBX: 8000000000020037 RCX: ffff8881ddad5e80 [ 90.905962][ T493] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 90.913921][ T493] RBP: 0000000000000000 R08: ffffffff81bcf2de R09: fffff94000ef1371 [ 90.921872][ T493] R10: fffff94000ef1371 R11: 0000000000000000 R12: ffffea0007789b80 [ 90.929820][ T493] R13: dffffc0000000000 R14: ffffea0007789b88 R15: ffffea0007789b80 [ 90.937768][ T493] FS: 00007f6c92688700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 90.946667][ T493] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 90.953222][ T493] CR2: 0000000020000040 CR3: 00000001ddabb000 CR4: 00000000003406f0 [ 90.961168][ T493] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 90.969111][ T493] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 90.977050][ T493] Call Trace: [ 90.980321][ T493] set_page_dirty_lock+0x8e/0xb0 [ 90.985230][ T493] put_user_pages_dirty_lock+0x141/0x320 [ 90.990840][ T493] xdp_umem_create+0x9a4/0xf50 [ 90.995576][ T493] xsk_setsockopt+0x6f2/0x880 [ 91.000223][ T493] ? xsk_poll+0x450/0x450 [ 91.004527][ T493] __sys_setsockopt+0x471/0x700 [ 91.009355][ T493] __x64_sys_setsockopt+0xb1/0xc0 [ 91.014351][ T493] do_syscall_64+0xcb/0x1e0 [ 91.018840][ T493] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 91.024813][ T493] RIP: 0033:0x7f6c92718db9 [ 91.029207][ T493] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 [ 91.048786][ T493] RSP: 002b:00007f6c926882f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 91.057174][ T493] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c92718db9 [ 91.065118][ T493] RDX: 0000000000000004 RSI: 000000000000011b RDI: 0000000000000006 [ 91.073064][ T493] RBP: 00007f6c927a1508 R08: 0000000000000020 R09: 0000000000000000 [ 91.081008][ T493] R10: 0000000020000040 R11: 0000000000000246 R12: 00007f6c927a1500 [ 91.088948][ T493] R13: 00007f6c927a150c R14: 00007f6c9276e07c R15: 652e79726f6d656d [ 91.096893][ T493] ---[ end trace 8d6e3f94f052bb66 ]--- executing program executing program executing program executing program executing program executing program [ 91.340650][ T512] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 91.352490][ T512] File: /root/memory.events PID: 512 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 91.588847][ T539] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 91.602331][ T539] File: /root/memory.events PID: 539 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 91.830605][ T551] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 91.842767][ T551] File: /root/memory.events PID: 551 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 92.066553][ T585] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 92.078671][ T585] File: /root/memory.events PID: 585 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 92.327343][ T599] Page cache invalidation failure on direct I/O. Possible data corruption due to collision with buffered I/O! [ 92.339206][ T599] File: /root/memory.events PID: 599 Comm: syz-executor469 executing program executing program executing program executing program executing program executing program [ 92.561345][ T629] ------------[ cut here ]------------ [ 92.566822][ T629] kernel BUG at fs/ext4/inode.c:2732! [ 92.572877][ T629] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 92.578944][ T629] CPU: 0 PID: 629 Comm: syz-executor469 Tainted: G W 5.4.161-syzkaller-00053-gac3eac18e72e #0 [ 92.590444][ T629] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 92.600480][ T629] RIP: 0010:mpage_prepare_extent_to_map+0xa8f/0xaa0 [ 92.607036][ T629] Code: 4c 89 f7 e8 d3 06 d1 ff e9 4e f7 ff ff 0f 8f e7 fe ff ff 48 8d bc 24 98 00 00 00 e8 bb 06 d1 ff e9 d5 fe ff ff e8 a1 ea a3 ff <0f> 0b e8 9a ea a3 ff 0f 0b e8 73 8f 7d ff 0f 1f 00 55 41 57 41 56 [ 92.626613][ T629] RSP: 0018:ffff8881dcc676a0 EFLAGS: 00010293 [ 92.632649][ T629] RAX: ffffffff81bcbbbf RBX: 00000000000000a5 RCX: ffff8881dcde2f40 [ 92.640591][ T629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.648544][ T629] RBP: 0000000000000000 R08: ffffffff81bcb8ac R09: fffff94000ee44b1 [ 92.656507][ T629] R10: fffff94000ee44b1 R11: 0000000000000000 R12: ffffea0007722580 [ 92.664462][ T629] R13: dffffc0000000000 R14: ffff8881dcc67980 R15: ffff8881dcc67990 [ 92.672407][ T629] FS: 00007f6c926ca700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 92.681300][ T629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 92.687868][ T629] CR2: 0000000020000040 CR3: 00000001dceba000 CR4: 00000000003406f0 [ 92.695831][ T629] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 92.703777][ T629] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 92.711718][ T629] Call Trace: [ 92.714984][ T629] ext4_writepages+0xd5e/0x3cd0 [ 92.719811][ T629] ? check_preemption_disabled+0xde/0x2c0 [ 92.725511][ T629] ? blkdev_issue_flush+0x271/0x300 [ 92.730687][ T629] ? ext4_sync_file+0x417/0xc70 [ 92.735508][ T629] ? set_next_entity+0x420/0x7c0 [ 92.740423][ T629] ? check_preemption_disabled+0x51/0x2c0 [ 92.746107][ T629] ? check_preemption_disabled+0x51/0x2c0 [ 92.751793][ T629] ? check_preemption_disabled+0x51/0x2c0 [ 92.757488][ T629] ? _raw_spin_unlock_irq+0x4a/0x60 [ 92.762654][ T629] ? ext4_readpage+0x2b0/0x2b0 [ 92.767405][ T629] do_writepages+0xda/0x1f0 [ 92.771877][ T629] ? __schedule+0x886/0x1020 [ 92.776431][ T629] ? check_preemption_disabled+0x51/0x2c0 [ 92.782135][ T629] filemap_write_and_wait_range+0x2e3/0x3a0 [ 92.788000][ T629] generic_file_direct_write+0x142/0x660 [ 92.793613][ T629] ? file_update_time+0x29c/0x380 [ 92.798607][ T629] __generic_file_write_iter+0x298/0x480 [ 92.804209][ T629] ext4_file_write_iter+0x875/0x1050 [ 92.809476][ T629] __vfs_write+0x506/0x6b0 [ 92.813873][ T629] vfs_write+0x212/0x4e0 [ 92.818101][ T629] ksys_write+0x13f/0x240 [ 92.822411][ T629] do_syscall_64+0xcb/0x1e0 [ 92.826898][ T629] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 92.832853][ T629] RIP: 0033:0x7f6c92718db9 [ 92.837246][ T629] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 15 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 [ 92.856824][ T629] RSP: 002b:00007f6c926ca2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 92.865205][ T629] RAX: ffffffffffffffda RBX: 0000000000000036 RCX: 00007f6c92718db9 [ 92.873146][ T629] RDX: 000000000000f000 RSI: 0000000020000200 RDI: 0000000000000004 [ 92.881101][ T629] RBP: 00007f6c927a14e8 R08: 0000000000000000 R09: 0000000000000000 [ 92.889041][ T629] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6c927a14e0 [ 92.897084][ T629] R13: 00007f6c927a14ec R14: 00007f6c9276e07c R15: 652e79726f6d656d [ 92.905025][ T629] Modules linked in: [ 92.910407][ T629] ---[ end trace 8d6e3f94f052bb67 ]--- [ 92.915924][ T629] RIP: 0010:mpage_prepare_extent_to_map+0xa8f/0xaa0 [ 92.922510][ T629] Code: 4c 89 f7 e8 d3 06 d1 ff e9 4e f7 ff ff 0f 8f e7 fe ff ff 48 8d bc 24 98 00 00 00 e8 bb 06 d1 ff e9 d5 fe ff ff e8 a1 ea a3 ff <0f> 0b e8 9a ea a3 ff 0f 0b e8 73 8f 7d ff 0f 1f 00 55 41 57 41 56 [ 92.942147][ T629] RSP: 0018:ffff8881dcc676a0 EFLAGS: 00010293 [ 92.948240][ T629] RAX: ffffffff81bcbbbf RBX: 00000000000000a5 RCX: ffff8881dcde2f40 [ 92.956325][ T629] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 92.964303][ T629] RBP: 0000000000000000 R08: ffffffff81bcb8ac R09: fffff94000ee44b1 [ 92.972484][ T629] R10: fffff94000ee44b1 R11: 0000000000000000 R12: ffffea0007722580 [ 92.980498][ T629] R13: dffffc0000000000 R14: ffff8881dcc67980 R15: ffff8881dcc67990 [ 92.988486][ T629] FS: 00007f6c926ca700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 92.997441][ T629] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.004011][ T629] CR2: 00007f6c92688718 CR3: 00000001dceba000 CR4: 00000000003406f0 [ 93.012021][ T629] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 93.020011][ T629] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 93.028597][ T629] Kernel panic - not syncing: Fatal exception [ 93.034933][ T629] Kernel Offset: disabled [ 93.039234][ T629] Rebooting in 86400 seconds..