[ 39.305220] ------------[ cut here ]------------ [ 39.306162] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.308219] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.309798] Modules linked in: [ 39.310440] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.312473] Tainted: [W]=WARN [ 39.313035] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.314516] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.315434] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.318638] RSP: 0018:ffff888019d47bc0 EFLAGS: 00010286 [ 39.319625] RAX: 0000000000000000 RBX: ffffed10033a8f78 RCX: ffffffff813a4050 [ 39.320906] RDX: ffff888016869bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.322210] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033a8f2f [ 39.323541] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.324836] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019d47df8 [ 39.326145] FS: 00007fc2e1f9d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.327668] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.328746] CR2: 00007ffed77b0ef7 CR3: 000000001429c000 CR4: 0000000000350ef0 [ 39.330047] Call Trace: [ 39.330572] [ 39.330996] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.331903] ? __create_object+0x59/0x80 [ 39.332680] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.333657] __vmalloc_noprof+0x59/0x60 [ 39.334436] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.335317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.336200] bpf_prog_alloc+0x39/0x200 [ 39.336953] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.337891] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.338826] do_seccomp+0x349/0x25e0 [ 39.339551] ? find_held_lock+0x2b/0x80 [ 39.340323] ? do_prlimit+0x310/0x610 [ 39.341024] ? __pfx_do_seccomp+0x10/0x10 [ 39.341822] ? do_raw_spin_unlock+0x53/0x220 [ 39.342662] ? _raw_spin_unlock+0x1e/0x40 [ 39.343464] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.344432] ? static_key_count+0x60/0x80 [ 39.345196] prctl_set_seccomp+0x4e/0x70 [ 39.345999] __do_sys_prctl+0xe6c/0x1d70 [ 39.346818] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.347702] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.348697] ? irqentry_exit+0xf3/0x650 [ 39.349471] do_syscall_64+0xbf/0x430 [ 39.350189] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.351164] RIP: 0033:0x7fc2e248f5cd [ 39.351885] 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 [ 39.355071] RSP: 002b:00007ffed77afde0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.356448] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2e248f5cd [ 39.357755] RDX: 00005579762dfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.359080] RBP: 00007ffed77afe40 R08: 0000000000000000 R09: 00007ffed77af4e0 [ 39.360390] R10: 0000000000000000 R11: 0000000000000246 R12: 00005579ac7a2ad0 [ 39.361697] R13: 00007ffed77b0270 R14: 00005579ac7a3bc0 R15: 00005579ac7b4780 [ 39.363031] [ 39.363517] irq event stamp: 1753 [ 39.364134] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 39.365660] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 39.367214] softirqs last enabled at (1720): [] handle_softirqs+0x50c/0x770 [ 39.368789] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 39.370312] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.241964] ------------[ cut here ]------------ [ 42.242886] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.244897] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.246321] Modules linked in: [ 42.246914] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.248866] Tainted: [W]=WARN [ 42.249459] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.250922] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.251843] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.254990] RSP: 0018:ffff888016ca7bc0 EFLAGS: 00010286 [ 42.255963] RAX: 0000000000000000 RBX: ffffed1002d94f78 RCX: ffffffff813a4050 [ 42.257226] RDX: ffff88800f0d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.258531] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d94f2f [ 42.259828] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.261088] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ca7df8 [ 42.262358] FS: 00007f621d688900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.263788] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.264847] CR2: 00007fffe3771ef7 CR3: 000000000dfd0000 CR4: 0000000000350ef0 [ 42.266114] Call Trace: [ 42.266625] [ 42.267041] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.267942] ? __create_object+0x59/0x80 [ 42.268729] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.269704] __vmalloc_noprof+0x59/0x60 [ 42.270473] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.271369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.272309] bpf_prog_alloc+0x39/0x200 [ 42.273008] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.273927] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.274846] do_seccomp+0x349/0x25e0 [ 42.275579] ? find_held_lock+0x2b/0x80 [ 42.276350] ? do_prlimit+0x310/0x610 [ 42.277054] ? __pfx_do_seccomp+0x10/0x10 [ 42.277842] ? do_raw_spin_unlock+0x53/0x220 [ 42.278680] ? _raw_spin_unlock+0x1e/0x40 [ 42.279461] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.280422] ? static_key_count+0x60/0x80 [ 42.281178] prctl_set_seccomp+0x4e/0x70 [ 42.281937] __do_sys_prctl+0xe6c/0x1d70 [ 42.282739] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.283599] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.284565] ? irqentry_exit+0xf3/0x650 [ 42.285324] do_syscall_64+0xbf/0x430 [ 42.286013] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.286987] RIP: 0033:0x7f621db7a5cd [ 42.287692] 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 [ 42.290858] RSP: 002b:00007fffe376fa00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.292215] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f621db7a5cd [ 42.293544] RDX: 0000562a923e9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.294834] RBP: 00007fffe376fa60 R08: 0000000000000000 R09: 00007fffe376f100 [ 42.295812] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562a9c463ad0 [ 42.296634] R13: 00007fffe376fe90 R14: 0000562a9c464bc0 R15: 0000562a9c475780 [ 42.297451] [ 42.297720] irq event stamp: 1745 [ 42.298104] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 42.299074] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 42.299825] softirqs last enabled at (1688): [] handle_softirqs+0x50c/0x770 [ 42.300523] softirqs last disabled at (1683): [] __irq_exit_rcu+0xc4/0x100 [ 42.301192] ---[ end trace 0000000000000000 ]--- [ 42.930399] ------------[ cut here ]------------ [ 42.931411] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.933639] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 42.935204] Modules linked in: [ 42.935896] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.938309] Tainted: [W]=WARN [ 42.938941] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.940661] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.941679] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.945214] RSP: 0018:ffff88801057fbc0 EFLAGS: 00010286 [ 42.946333] RAX: 0000000000000000 RBX: ffffed10020aff78 RCX: ffffffff813a4050 [ 42.947772] RDX: ffff88800dd60000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.949200] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10020aff2f [ 42.950671] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.952101] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801057fdf8 [ 42.953535] FS: 00007ffaba5e2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.955156] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.956332] CR2: 00007ffabaad4580 CR3: 000000001ffb9000 CR4: 0000000000350ef0 [ 42.957762] Call Trace: [ 42.958328] [ 42.958801] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.959799] ? __create_object+0x59/0x80 [ 42.960679] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.961759] __vmalloc_noprof+0x59/0x60 [ 42.962623] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.963596] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.964633] bpf_prog_alloc+0x39/0x200 [ 42.965458] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.966504] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.967528] do_seccomp+0x349/0x25e0 [ 42.968340] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.969338] ? __pfx_do_seccomp+0x10/0x10 [ 42.970173] ? find_held_lock+0x2b/0x80 [ 42.971038] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.972116] ? static_key_count+0x60/0x80 [ 42.973006] prctl_set_seccomp+0x4e/0x70 [ 42.973869] __do_sys_prctl+0xe6c/0x1d70 [ 42.974761] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.975727] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.976806] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.977876] ? irqentry_exit+0xf3/0x650 [ 42.978747] do_syscall_64+0xbf/0x430 [ 42.979574] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.980632] RIP: 0033:0x7ffabaad45cd [ 42.981421] 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 [ 42.984956] RSP: 002b:00007fff25289c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.986473] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffabaad45cd [ 42.987902] RDX: 000055fc64c37e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.989336] RBP: 00007fff25289cf0 R08: 0000000000000000 R09: 00007fff25289390 [ 42.990773] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fc9d178ad0 [ 42.992092] R13: 00007fff2528a120 R14: 000055fc9d179bc0 R15: 000055fc9d18a780 [ 42.993293] [ 42.993679] irq event stamp: 1817 [ 42.994279] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 42.995683] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 42.997082] softirqs last enabled at (1850): [] handle_softirqs+0x50c/0x770 [ 42.998493] softirqs last disabled at (1845): [] __irq_exit_rcu+0xc4/0x100 [ 42.999888] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:4924' (ECDSA) to the list of known hosts. 2025/11/17 14:44:08 fuzzer started 2025/11/17 14:44:08 dialing manager at localhost:37895 2025/11/17 14:44:08 checking machine... 2025/11/17 14:44:08 checking revisions... [ 43.723640] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:44:08 testing simple program... [ 43.806035] cgroup: Unknown subsys name 'net' [ 43.873026] cgroup: Unknown subsys name 'cpuset' [ 43.886738] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:44:07 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88801651fda8 RCX=0000000000000001 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000001 RBP=ffffffff85e1ffe0 RSP=ffff88801651f718 R8 =0000000000000001 R9 =ffff88801651f810 R10=000000000003c9ed R11=000000000002308b R12=ffffffff8135e7a2 R13=0000000000000206 R14=ffff888016805340 R15=ffff88801651f7d0 RIP=ffffffff81528f47 RFL=00000206 [-----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 00007f621d688900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f621d657008 CR3=0000000014193000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000022b09 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcb9f23e88 CR3=000000000cf08000 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=2037303a34343a343120373120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037303a34343a3431203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000