[ 38.984821] ------------[ cut here ]------------ [ 38.985874] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.988137] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.989748] Modules linked in: [ 38.990422] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.992672] Tainted: [W]=WARN [ 38.993325] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.994972] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.995992] 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 [ 38.999514] RSP: 0018:ffff888015d97bc0 EFLAGS: 00010286 [ 39.000602] RAX: 0000000000000000 RBX: ffffed1002bb2f78 RCX: ffffffff813a4050 [ 39.002044] RDX: ffff8880184d0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.003484] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bb2f2f [ 39.004904] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.006332] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d97df8 [ 39.007765] FS: 00007f8762ec1900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.009368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.010566] CR2: 00007f87633b3580 CR3: 0000000013ed0000 CR4: 0000000000350ef0 [ 39.012000] Call Trace: [ 39.012514] [ 39.013017] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.014022] ? __create_object+0x59/0x80 [ 39.014918] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.015996] __vmalloc_noprof+0x59/0x60 [ 39.016859] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.017890] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.019005] bpf_prog_alloc+0x39/0x200 [ 39.019851] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.020893] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.021889] do_seccomp+0x349/0x25e0 [ 39.022647] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.023662] ? __pfx_do_seccomp+0x10/0x10 [ 39.024555] ? find_held_lock+0x2b/0x80 [ 39.025415] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.026494] ? static_key_count+0x60/0x80 [ 39.027396] prctl_set_seccomp+0x4e/0x70 [ 39.028274] __do_sys_prctl+0xe6c/0x1d70 [ 39.029121] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.030091] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.031189] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.032294] ? irqentry_exit+0xf3/0x650 [ 39.033154] do_syscall_64+0xbf/0x430 [ 39.033976] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.035062] RIP: 0033:0x7f87633b35cd [ 39.035852] 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 [ 39.039421] RSP: 002b:00007ffc78888740 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.040723] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f87633b35cd [ 39.041949] RDX: 000055eed301ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.043186] RBP: 00007ffc788887a0 R08: 0000000000000000 R09: 00007ffc78887e40 [ 39.044420] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ef07a882b0 [ 39.045649] R13: 00007ffc78888bd0 R14: 000055ef07a8ad20 R15: 000055ef07a9c8d0 [ 39.046912] [ 39.047321] irq event stamp: 1733 [ 39.047937] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 39.049422] hardirqs last disabled at (1752): [] __up_console_sem+0x5d/0x80 [ 39.050884] softirqs last enabled at (1606): [] handle_softirqs+0x50c/0x770 [ 39.052381] softirqs last disabled at (1601): [] __irq_exit_rcu+0xc4/0x100 [ 39.053846] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.856799] ------------[ cut here ]------------ [ 41.857818] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.860037] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 41.861742] Modules linked in: [ 41.862409] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.864628] Tainted: [W]=WARN [ 41.865282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.866934] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.867950] 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 [ 41.871498] RSP: 0018:ffff8880166d7bc0 EFLAGS: 00010286 [ 41.872579] RAX: 0000000000000000 RBX: ffffed1002cdaf78 RCX: ffffffff813a4050 [ 41.874015] RDX: ffff88801c55d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.875461] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cdaf2f [ 41.876894] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.878320] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880166d7df8 [ 41.879774] FS: 00007f0458776900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.881386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.882576] CR2: 00007f0458c68580 CR3: 000000000e886000 CR4: 0000000000350ef0 [ 41.883978] Call Trace: [ 41.884482] [ 41.884973] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.885937] ? __create_object+0x59/0x80 [ 41.886792] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.887841] __vmalloc_noprof+0x59/0x60 [ 41.888616] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.889561] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.890583] bpf_prog_alloc+0x39/0x200 [ 41.891470] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.892507] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.893481] do_seccomp+0x349/0x25e0 [ 41.894253] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.895236] ? __pfx_do_seccomp+0x10/0x10 [ 41.896101] ? find_held_lock+0x2b/0x80 [ 41.896911] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.897875] ? static_key_count+0x60/0x80 [ 41.898644] prctl_set_seccomp+0x4e/0x70 [ 41.899427] __do_sys_prctl+0xe6c/0x1d70 [ 41.900223] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.901076] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.902030] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.903007] ? irqentry_exit+0xf3/0x650 [ 41.903776] do_syscall_64+0xbf/0x430 [ 41.904467] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.905397] RIP: 0033:0x7f0458c685cd [ 41.906087] 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 [ 41.909254] RSP: 002b:00007ffd80da2d30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.910641] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0458c685cd [ 41.911924] RDX: 000055e27ab6fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.913204] RBP: 00007ffd80da2d90 R08: 0000000000000000 R09: 00007ffd80da2430 [ 41.914486] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e2834d0b10 [ 41.915758] R13: 00007ffd80da31c0 R14: 000055e2834d12b0 R15: 000055e2834e56f0 [ 41.917031] [ 41.917462] irq event stamp: 1761 [ 41.918107] hardirqs last enabled at (1771): [] __up_console_sem+0x78/0x80 [ 41.919643] hardirqs last disabled at (1780): [] __up_console_sem+0x5d/0x80 [ 41.921149] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 41.922701] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 41.923985] ---[ end trace 0000000000000000 ]--- [ 42.749895] ------------[ cut here ]------------ [ 42.750864] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.752908] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.754378] Modules linked in: [ 42.755007] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.757005] Tainted: [W]=WARN [ 42.757567] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.759044] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.759957] 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 [ 42.763116] RSP: 0018:ffff888016fdfbc0 EFLAGS: 00010286 [ 42.764102] RAX: 0000000000000000 RBX: ffffed1002dfbf78 RCX: ffffffff813a4050 [ 42.765386] RDX: ffff888015f60000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.766705] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dfbf2f [ 42.767984] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.769283] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016fdfdf8 [ 42.770582] FS: 00007fd43acef900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.772008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.773066] CR2: 00007fff55c3def7 CR3: 000000000c971000 CR4: 0000000000350ef0 [ 42.774355] Call Trace: [ 42.774853] [ 42.775266] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.776157] ? __create_object+0x59/0x80 [ 42.776943] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.777926] __vmalloc_noprof+0x59/0x60 [ 42.778653] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.779524] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.780446] bpf_prog_alloc+0x39/0x200 [ 42.781174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.782116] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.783021] do_seccomp+0x349/0x25e0 [ 42.783730] ? find_held_lock+0x2b/0x80 [ 42.784452] ? do_prlimit+0x310/0x610 [ 42.785186] ? __pfx_do_seccomp+0x10/0x10 [ 42.785961] ? do_raw_spin_unlock+0x53/0x220 [ 42.786812] ? _raw_spin_unlock+0x1e/0x40 [ 42.787540] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.788496] ? static_key_count+0x60/0x80 [ 42.789293] prctl_set_seccomp+0x4e/0x70 [ 42.790051] __do_sys_prctl+0xe6c/0x1d70 [ 42.790829] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.791632] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.792588] ? irqentry_exit+0xf3/0x650 [ 42.793348] do_syscall_64+0xbf/0x430 [ 42.794083] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.795095] RIP: 0033:0x7fd43b1e15cd [ 42.795803] 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 [ 42.798971] RSP: 002b:00007fff55c3b690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.800320] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd43b1e15cd [ 42.801598] RDX: 000055ed233f4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.802898] RBP: 00007fff55c3b6f0 R08: 0000000000000000 R09: 00007fff55c3ad90 [ 42.804167] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed36540ad0 [ 42.805447] R13: 00007fff55c3bb20 R14: 000055ed36541bc0 R15: 000055ed36552780 [ 42.806742] [ 42.807176] irq event stamp: 1719 [ 42.807816] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 42.809322] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 42.810860] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 42.812398] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 42.813881] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:42429' (ECDSA) to the list of known hosts. 2025/11/18 08:43:38 fuzzer started 2025/11/18 08:43:38 dialing manager at localhost:34383 2025/11/18 08:43:38 checking machine... 2025/11/18 08:43:38 checking revisions... [ 43.710385] kmemleak: Automatic memory scanning thread ended 2025/11/18 08:43:39 testing simple program... [ 43.792774] cgroup: Unknown subsys name 'net' [ 43.862995] cgroup: Unknown subsys name 'cpuset' [ 43.874719] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 08:43:38 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=ffffffff8259fcfa RDX=000000000001c060 RSI=ffffffff8259fd08 RDI=0000000000000007 RBP=ffff88800a998000 RSP=ffff88806ce08dd8 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=000000000001c060 R11=0000000000000001 R12=000000000001c060 R13=ffff88800a99c8c8 R14=ffff88800a998234 R15=0000000000000001 RIP=ffffffff8259fd0e RFL=00000006 [-----P-] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e283533000 CR3=000000001dc9c000 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=25252525252525252525252525252525 XMM01=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=66207463656e6e6f6373696420646576 XMM04=00000000000000000000000000000000 XMM05=00000000000000000000000000000000 XMM06=0d0c0f0e09080b0a0504070601000302 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000050 RBX=ffff88800a998000 RCX=ffffffff8259f946 RDX=00000000000101f7 RSI=ffffffff8259f954 RDI=0000000000000007 RBP=00000000000003e7 RSP=ffff88800b09e580 R8 =0000000000000001 R9 =0000000000006d2c R10=00000000000101f7 R11=0000000000000001 R12=00000000000101f7 R13=ffffed1001533001 R14=ffffffff862e1aa0 R15=dffffc0000000000 RIP=ffffffff8259f958 RFL=00000093 [--S-A-C] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055d015fa7000 CR3=0000000013e80000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=d06d739246e4ff7500000000000ae988 XMM05=1319e678c5640f8a00000000003200b0 XMM06=ae874397eddf69350000000000320018 XMM07=58f17c1affdc82d60000000000310d58 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000