[ 39.176873] ------------[ cut here ]------------ [ 39.177855] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.179881] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.181342] Modules linked in: [ 39.181992] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.184048] Tainted: [W]=WARN [ 39.184679] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.186178] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.187097] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.190287] RSP: 0018:ffff88801862fbc0 EFLAGS: 00010286 [ 39.191278] RAX: 0000000000000000 RBX: ffffed10030c5f78 RCX: ffffffff813a4050 [ 39.192583] RDX: ffff888016913780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.193882] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030c5f2f [ 39.195164] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.196458] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801862fdf8 [ 39.197751] FS: 00007facead35900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.199177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.200250] CR2: 00007faceb227580 CR3: 000000000e47e000 CR4: 0000000000350ef0 [ 39.201554] Call Trace: [ 39.202023] [ 39.202482] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.203334] ? __create_object+0x59/0x80 [ 39.204124] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.205094] __vmalloc_noprof+0x59/0x60 [ 39.205855] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.206752] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.207706] bpf_prog_alloc+0x39/0x200 [ 39.208480] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.209363] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.210275] do_seccomp+0x349/0x25e0 [ 39.210988] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.211907] ? __pfx_do_seccomp+0x10/0x10 [ 39.212705] ? find_held_lock+0x2b/0x80 [ 39.213470] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.214452] ? static_key_count+0x60/0x80 [ 39.215208] prctl_set_seccomp+0x4e/0x70 [ 39.215993] __do_sys_prctl+0xe6c/0x1d70 [ 39.216769] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.217635] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.218609] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.219577] ? irqentry_exit+0xf3/0x650 [ 39.220310] do_syscall_64+0xbf/0x430 [ 39.221057] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.222003] RIP: 0033:0x7faceb2275cd [ 39.222741] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.225953] RSP: 002b:00007fff6e448500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.227352] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007faceb2275cd [ 39.228666] RDX: 0000561cc683ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.229994] RBP: 00007fff6e448560 R08: 0000000000000000 R09: 00007fff6e447c00 [ 39.231314] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561d02d81ad0 [ 39.232618] R13: 00007fff6e448990 R14: 0000561d02d82bc0 R15: 0000561d02d93780 [ 39.233938] [ 39.234378] irq event stamp: 1851 [ 39.235036] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 39.236556] hardirqs last disabled at (1882): [] __up_console_sem+0x5d/0x80 [ 39.237829] softirqs last enabled at (1880): [] handle_softirqs+0x50c/0x770 [ 39.239121] softirqs last disabled at (1869): [] __irq_exit_rcu+0xc4/0x100 [ 39.240409] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.733906] ------------[ cut here ]------------ [ 41.734669] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.736315] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.737519] Modules linked in: [ 41.738010] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.739633] Tainted: [W]=WARN [ 41.740099] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.741308] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.742080] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 41.744705] RSP: 0018:ffff8880184cfbc0 EFLAGS: 00010286 [ 41.745529] RAX: 0000000000000000 RBX: ffffed1003099f78 RCX: ffffffff813a4050 [ 41.746598] RDX: ffff8880185d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.747652] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003099f2f [ 41.748714] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.749768] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880184cfdf8 [ 41.750841] FS: 00007fec335ab900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.752049] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.752933] CR2: 00007ffefaaacef7 CR3: 000000000e621000 CR4: 0000000000350ef0 [ 41.754001] Call Trace: [ 41.754424] [ 41.754766] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.755517] ? __create_object+0x59/0x80 [ 41.756142] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.756945] __vmalloc_noprof+0x59/0x60 [ 41.757572] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.758258] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.759025] bpf_prog_alloc+0x39/0x200 [ 41.759636] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.760439] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.761171] do_seccomp+0x349/0x25e0 [ 41.761778] ? find_held_lock+0x2b/0x80 [ 41.762428] ? do_prlimit+0x310/0x610 [ 41.763025] ? __pfx_do_seccomp+0x10/0x10 [ 41.763697] ? do_raw_spin_unlock+0x53/0x220 [ 41.764383] ? _raw_spin_unlock+0x1e/0x40 [ 41.765059] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.765878] ? static_key_count+0x60/0x80 [ 41.766564] prctl_set_seccomp+0x4e/0x70 [ 41.767193] __do_sys_prctl+0xe6c/0x1d70 [ 41.767871] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.768609] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.769420] ? irqentry_exit+0xf3/0x650 [ 41.770015] do_syscall_64+0xbf/0x430 [ 41.770627] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.771377] RIP: 0033:0x7fec33a9d5cd [ 41.771976] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 41.774606] RSP: 002b:00007ffefaaab400 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.775732] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec33a9d5cd [ 41.776811] RDX: 000055ec845dde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.777865] RBP: 00007ffefaaab460 R08: 0000000000000000 R09: 00007ffefaaaab00 [ 41.778926] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ecb0d38ad0 [ 41.780002] R13: 00007ffefaaab890 R14: 000055ecb0d39bc0 R15: 000055ecb0d4a780 [ 41.781076] [ 41.781476] irq event stamp: 1721 [ 41.781978] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 41.783250] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 41.784516] softirqs last enabled at (794): [] handle_softirqs+0x50c/0x770 [ 41.785776] softirqs last disabled at (779): [] __irq_exit_rcu+0xc4/0x100 [ 41.787016] ---[ end trace 0000000000000000 ]--- [ 42.567369] ------------[ cut here ]------------ [ 42.568302] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.570273] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.571698] Modules linked in: [ 42.572289] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.574510] Tainted: [W]=WARN [ 42.575056] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.576578] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.577486] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.580615] RSP: 0018:ffff88801713fbc0 EFLAGS: 00010286 [ 42.581611] RAX: 0000000000000000 RBX: ffffed1002e27f78 RCX: ffffffff813a4050 [ 42.582899] RDX: ffff88801782b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.584166] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e27f2f [ 42.585442] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.586706] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801713fdf8 [ 42.587978] FS: 00007fd21a7ee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.589410] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.590459] CR2: 00007fd21ad544a6 CR3: 000000001c7f3000 CR4: 0000000000350ef0 [ 42.591720] Call Trace: [ 42.592190] [ 42.592625] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.593509] ? __create_object+0x59/0x80 [ 42.594236] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.595197] __vmalloc_noprof+0x59/0x60 [ 42.595941] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.596802] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.597720] bpf_prog_alloc+0x39/0x200 [ 42.598450] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.599308] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.600238] do_seccomp+0x349/0x25e0 [ 42.600948] ? find_held_lock+0x2b/0x80 [ 42.601725] ? do_prlimit+0x310/0x610 [ 42.602458] ? __pfx_do_seccomp+0x10/0x10 [ 42.603200] ? do_raw_spin_unlock+0x53/0x220 [ 42.604043] ? _raw_spin_unlock+0x1e/0x40 [ 42.604828] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.605778] ? static_key_count+0x60/0x80 [ 42.606577] prctl_set_seccomp+0x4e/0x70 [ 42.607318] __do_sys_prctl+0xe6c/0x1d70 [ 42.608106] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.608976] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.609957] ? irqentry_exit+0xf3/0x650 [ 42.610742] do_syscall_64+0xbf/0x430 [ 42.611475] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.612442] RIP: 0033:0x7fd21ace05cd [ 42.613092] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.616214] RSP: 002b:00007fff7b821190 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.617562] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd21ace05cd [ 42.618817] RDX: 00005592101cee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.620107] RBP: 00007fff7b8211f0 R08: 0000000000000000 R09: 00007fff7b820890 [ 42.621409] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559229626b10 [ 42.622682] R13: 00007fff7b821620 R14: 00005592296272b0 R15: 000055922963b6f0 [ 42.623974] [ 42.624422] irq event stamp: 1865 [ 42.625040] hardirqs last enabled at (1873): [] __up_console_sem+0x78/0x80 [ 42.626532] hardirqs last disabled at (1882): [] __up_console_sem+0x5d/0x80 [ 42.628065] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 42.629623] softirqs last disabled at (1731): [] __irq_exit_rcu+0xc4/0x100 [ 42.631118] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:37709' (ECDSA) to the list of known hosts. 2025/11/18 18:16:59 fuzzer started 2025/11/18 18:16:59 dialing manager at localhost:34383 2025/11/18 18:16:59 checking machine... 2025/11/18 18:16:59 checking revisions... [ 43.526922] kmemleak: Automatic memory scanning thread ended 2025/11/18 18:16:59 testing simple program... [ 43.630288] cgroup: Unknown subsys name 'net' [ 43.708288] cgroup: Unknown subsys name 'cpuset' [ 43.724959] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 18:16:58 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000246 RCX=1ffffffff0cca052 RDX=0000000000000000 RSI=ffffffff815cd805 RDI=ffffffff85e2b998 RBP=ffffffff85e2b980 RSP=ffff88806ce08e10 R8 =0000000000000001 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=1ffff1100d9c704a R12=ffffffff85e2b980 R13=0000000000000246 R14=0000000000008a69 R15=ffff88806ce38152 RIP=ffffffff81528ec6 RFL=00000082 [--S----] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fec335ab900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffefaaa5000 CR3=000000000e806000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=ffffffffffffffffffff000000000000 XMM01=000000000000003635006b6f6c6c756e XMM02=62003d73646e756f7200323135616873 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=00000000000000000000000000202020 XMM09=ff0000ffffffffffff00000000ffffff XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001c9bb RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe7b86c30b0 CR3=000000000ba28000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=418a111cd5ea74aa0142452f49689446 XMM02=ec2efd57dc4c00df0000000000302e58 XMM03=de281403399ba71c0000000000302f28 XMM04=196ed6ab85e4fab200000000000ae988 XMM05=07c8bb74b6c04a44000000000031f578 XMM06=d74844bf967d85ba000000000031f400 XMM07=e042d86d42eb936e000000000030eff0 XMM08=de281403399ba71c0000000000302f28 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000