[ 6.251416][ T816] eql: remember to turn off Van-Jacobson compression on your slave devices Starting crond: OK Starting sshd: OK syzkaller syzkaller login: [ 31.220169][ T989] cgroup: Unknown subsys name 'net' [ 31.339971][ T989] cgroup: Unknown subsys name 'rlimit' [ 32.432891][ T989] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k Warning: Permanently added '10.128.1.131' (ED25519) to the list of known hosts. 2025/10/26 19:22:33 parsed 1 programs [ 58.204978][ T1907] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k 2025/10/26 19:22:37 executed programs: 0 [ 63.540560][ T2797] loop3: detected capacity change from 0 to 32768 [ 63.549115][ T2797] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 63.557299][ T2797] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 63.566454][ T2797] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 63.574688][ T29] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 63.581518][ T29] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 63.598133][ T29] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 16ms [ 63.605587][ T29] gfs2: fsid=syz:syz.0: jid=0: Done [ 63.610944][ T2797] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 63.618797][ T2797] ------------[ cut here ]------------ [ 63.624350][ T2797] WARNING: CPU: 0 PID: 2797 at mm/page_alloc.c:5590 __alloc_pages+0x18a/0x290 [ 63.633249][ T2797] Modules linked in: [ 63.637331][ T2797] CPU: 0 PID: 2797 Comm: syz.3.16 Not tainted syzkaller #0 [ 63.644763][ T2797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 63.655197][ T2797] RIP: 0010:__alloc_pages+0x18a/0x290 [ 63.660855][ T2797] Code: 00 00 89 c9 48 0f a3 0d ec 23 1e 02 73 20 48 89 c3 e8 9a f6 e9 ff 84 c0 0f 84 87 00 00 00 48 89 d8 eb 0b c6 05 b0 1b 18 02 01 <0f> 0b 31 c0 65 48 8b 0c 25 28 00 00 00 48 3b 4c 24 30 75 7f 48 83 [ 63.680656][ T2797] RSP: 0018:ffffc90001973b60 EFLAGS: 00010246 [ 63.686709][ T2797] RAX: 92cf31ee61974800 RBX: 000000000000000c RCX: 0000000000000000 [ 63.695147][ T2797] RDX: 0000000000000000 RSI: 000000000000000c RDI: 0000000000040d40 [ 63.703150][ T2797] RBP: 0000000000040d40 R08: 0000000000000000 R09: 0000000000000001 [ 63.711760][ T2797] R10: 00000000eb366786 R11: 0000000000000203 R12: ffff88810bf06000 [ 63.719848][ T2797] R13: ffff88810be92158 R14: 0000000000000000 R15: ffffffff8156c70b [ 63.727905][ T2797] FS: 00007f9d443c96c0(0000) GS:ffff888237c00000(0000) knlGS:0000000000000000 [ 63.737001][ T2797] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.743706][ T2797] CR2: 00007f9d3b600000 CR3: 000000010931e000 CR4: 00000000003506f0 [ 63.751708][ T2797] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.759688][ T2797] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.767900][ T2797] Call Trace: [ 63.771204][ T2797] [ 63.774134][ T2797] ? gfs2_ri_update+0x20b/0x640 [ 63.780213][ T2797] __kmalloc_large_node+0x7d/0x160 [ 63.785450][ T2797] __kmalloc+0xf1/0x1e0 [ 63.789719][ T2797] gfs2_ri_update+0x20b/0x640 [ 63.794491][ T2797] gfs2_rindex_update+0x130/0x170 [ 63.799645][ T2797] ? init_inodes+0x103/0x150 [ 63.804230][ T2797] init_inodes+0x103/0x150 [ 63.808740][ T2797] gfs2_fill_super+0x904/0xa20 [ 63.813598][ T2797] ? init_locking+0x65/0x160 [ 63.818459][ T2797] ? gfs2_reconfigure+0x380/0x380 [ 63.823508][ T2797] get_tree_bdev+0x1bd/0x240 [ 63.828198][ T2797] gfs2_get_tree+0x1c/0x80 [ 63.832643][ T2797] vfs_get_tree+0x1e/0xc0 [ 63.837174][ T2797] do_new_mount+0x140/0x380 [ 63.841880][ T2797] ? path_mount+0x7f/0x560 [ 63.846381][ T2797] __se_sys_mount+0x14b/0x1b0 [ 63.851261][ T2797] do_syscall_64+0x4c/0xa0 [ 63.855678][ T2797] ? clear_bhb_loop+0x60/0xb0 [ 63.860516][ T2797] ? clear_bhb_loop+0x60/0xb0 [ 63.865394][ T2797] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 63.871498][ T2797] RIP: 0033:0x7f9d4358e90a [ 63.875923][ T2797] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 63.895728][ T2797] RSP: 002b:00007f9d443c8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 63.904161][ T2797] RAX: ffffffffffffffda RBX: 00007f9d443c8ef0 RCX: 00007f9d4358e90a [ 63.912447][ T2797] RDX: 0000200000000240 RSI: 0000200000001c00 RDI: 00007f9d443c8eb0 [ 63.920705][ T2797] RBP: 0000200000000240 R08: 00007f9d443c8ef0 R09: 0000000000000804 [ 63.928810][ T2797] R10: 0000000000000804 R11: 0000000000000246 R12: 0000200000001c00 [ 63.936806][ T2797] R13: 00007f9d443c8eb0 R14: 000000000001260b R15: 0000200000000280 [ 63.944808][ T2797] [ 63.947876][ T2797] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 63.955145][ T2797] CPU: 0 PID: 2797 Comm: syz.3.16 Not tainted syzkaller #0 [ 63.962337][ T2797] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 63.972560][ T2797] Call Trace: [ 63.975838][ T2797] [ 63.978760][ T2797] dump_stack_lvl+0x74/0xbb [ 63.983364][ T2797] panic+0x118/0x2c0 [ 63.987247][ T2797] ? __alloc_pages+0x18a/0x290 [ 63.992090][ T2797] __warn+0x160/0x1f0 [ 63.996501][ T2797] ? __alloc_pages+0x18a/0x290 [ 64.001334][ T2797] report_bug+0xc9/0x160 [ 64.005585][ T2797] handle_bug+0x3a/0x70 [ 64.009814][ T2797] exc_invalid_op+0x16/0x40 [ 64.014774][ T2797] asm_exc_invalid_op+0x16/0x20 [ 64.019910][ T2797] RIP: 0010:__alloc_pages+0x18a/0x290 [ 64.025538][ T2797] Code: 00 00 89 c9 48 0f a3 0d ec 23 1e 02 73 20 48 89 c3 e8 9a f6 e9 ff 84 c0 0f 84 87 00 00 00 48 89 d8 eb 0b c6 05 b0 1b 18 02 01 <0f> 0b 31 c0 65 48 8b 0c 25 28 00 00 00 48 3b 4c 24 30 75 7f 48 83 [ 64.045322][ T2797] RSP: 0018:ffffc90001973b60 EFLAGS: 00010246 [ 64.051542][ T2797] RAX: 92cf31ee61974800 RBX: 000000000000000c RCX: 0000000000000000 [ 64.059668][ T2797] RDX: 0000000000000000 RSI: 000000000000000c RDI: 0000000000040d40 [ 64.067659][ T2797] RBP: 0000000000040d40 R08: 0000000000000000 R09: 0000000000000001 [ 64.075798][ T2797] R10: 00000000eb366786 R11: 0000000000000203 R12: ffff88810bf06000 [ 64.083754][ T2797] R13: ffff88810be92158 R14: 0000000000000000 R15: ffffffff8156c70b [ 64.091711][ T2797] ? gfs2_ri_update+0x20b/0x640 [ 64.096568][ T2797] ? gfs2_ri_update+0x20b/0x640 [ 64.101401][ T2797] __kmalloc_large_node+0x7d/0x160 [ 64.107093][ T2797] __kmalloc+0xf1/0x1e0 [ 64.111521][ T2797] gfs2_ri_update+0x20b/0x640 [ 64.116390][ T2797] gfs2_rindex_update+0x130/0x170 [ 64.121589][ T2797] ? init_inodes+0x103/0x150 [ 64.126349][ T2797] init_inodes+0x103/0x150 [ 64.130843][ T2797] gfs2_fill_super+0x904/0xa20 [ 64.135592][ T2797] ? init_locking+0x65/0x160 [ 64.140171][ T2797] ? gfs2_reconfigure+0x380/0x380 [ 64.145313][ T2797] get_tree_bdev+0x1bd/0x240 [ 64.150077][ T2797] gfs2_get_tree+0x1c/0x80 [ 64.154574][ T2797] vfs_get_tree+0x1e/0xc0 [ 64.159154][ T2797] do_new_mount+0x140/0x380 [ 64.163642][ T2797] ? path_mount+0x7f/0x560 [ 64.168302][ T2797] __se_sys_mount+0x14b/0x1b0 [ 64.172968][ T2797] do_syscall_64+0x4c/0xa0 [ 64.177453][ T2797] ? clear_bhb_loop+0x60/0xb0 [ 64.182112][ T2797] ? clear_bhb_loop+0x60/0xb0 [ 64.186978][ T2797] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 64.193100][ T2797] RIP: 0033:0x7f9d4358e90a [ 64.197585][ T2797] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 64.217983][ T2797] RSP: 002b:00007f9d443c8e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 64.226378][ T2797] RAX: ffffffffffffffda RBX: 00007f9d443c8ef0 RCX: 00007f9d4358e90a [ 64.234363][ T2797] RDX: 0000200000000240 RSI: 0000200000001c00 RDI: 00007f9d443c8eb0 [ 64.242409][ T2797] RBP: 0000200000000240 R08: 00007f9d443c8ef0 R09: 0000000000000804 [ 64.250538][ T2797] R10: 0000000000000804 R11: 0000000000000246 R12: 0000200000001c00 [ 64.258580][ T2797] R13: 00007f9d443c8eb0 R14: 000000000001260b R15: 0000200000000280 [ 64.266541][ T2797] [ 64.270670][ T2797] Kernel Offset: disabled [ 64.275011][ T2797] Rebooting in 86400 seconds..