[ 39.447166] ------------[ cut here ]------------ [ 39.448109] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.450160] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 39.451681] Modules linked in: [ 39.452325] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.454320] Tainted: [W]=WARN [ 39.454906] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.456402] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.457318] 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 [ 39.460538] RSP: 0018:ffff88800f59fbc0 EFLAGS: 00010286 [ 39.461522] RAX: 0000000000000000 RBX: ffffed1001eb3f78 RCX: ffffffff813a4050 [ 39.462838] RDX: ffff8880147a3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.464139] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eb3f2f [ 39.465439] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.466761] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f59fdf8 [ 39.468047] FS: 00007f08485ae900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.469495] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.470576] CR2: 00007f0848b144a6 CR3: 000000001354d000 CR4: 0000000000350ef0 [ 39.471881] Call Trace: [ 39.472448] [ 39.472864] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.473763] ? __create_object+0x59/0x80 [ 39.474563] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.475543] __vmalloc_noprof+0x59/0x60 [ 39.476317] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.477158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.478093] bpf_prog_alloc+0x39/0x200 [ 39.478847] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.479783] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.480698] do_seccomp+0x349/0x25e0 [ 39.481432] ? find_held_lock+0x2b/0x80 [ 39.482140] ? do_prlimit+0x310/0x610 [ 39.482898] ? __pfx_do_seccomp+0x10/0x10 [ 39.483686] ? do_raw_spin_unlock+0x53/0x220 [ 39.484525] ? _raw_spin_unlock+0x1e/0x40 [ 39.485301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.486273] ? static_key_count+0x60/0x80 [ 39.487059] prctl_set_seccomp+0x4e/0x70 [ 39.487848] __do_sys_prctl+0xe6c/0x1d70 [ 39.488623] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.489487] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.490461] ? irqentry_exit+0xf3/0x650 [ 39.491189] do_syscall_64+0xbf/0x430 [ 39.491930] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.492891] RIP: 0033:0x7f0848aa05cd [ 39.493594] 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 [ 39.496767] RSP: 002b:00007ffda9afbfd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.498205] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0848aa05cd [ 39.499655] RDX: 000055d1ab48de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.501081] RBP: 00007ffda9afc030 R08: 0000000000000000 R09: 00007ffda9afb6d0 [ 39.502534] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d1d1ace2b0 [ 39.503967] R13: 00007ffda9afc460 R14: 000055d1d1ad0d20 R15: 000055d1d1ae28d0 [ 39.505402] [ 39.505868] irq event stamp: 1783 [ 39.506594] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 39.508265] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 39.509947] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 39.511648] softirqs last disabled at (1747): [] __irq_exit_rcu+0xc4/0x100 [ 39.513324] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.648051] ------------[ cut here ]------------ [ 42.648999] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.651194] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.653077] Modules linked in: [ 42.653880] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.656888] Tainted: [W]=WARN [ 42.657786] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.659705] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.660895] 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 [ 42.664966] RSP: 0018:ffff888016917bc0 EFLAGS: 00010286 [ 42.666253] RAX: 0000000000000000 RBX: ffffed1002d22f78 RCX: ffffffff813a4050 [ 42.667941] RDX: ffff888015aed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.669512] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d22f2f [ 42.671051] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.672542] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016917df8 [ 42.673897] FS: 00007f72c8cf9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.675506] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.676583] CR2: 00007ffd00273ef7 CR3: 000000001f9a5000 CR4: 0000000000350ef0 [ 42.677908] Call Trace: [ 42.678431] [ 42.678859] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.679761] ? __create_object+0x59/0x80 [ 42.680544] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.681504] __vmalloc_noprof+0x59/0x60 [ 42.682305] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.683174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.684109] bpf_prog_alloc+0x39/0x200 [ 42.684843] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.685773] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.686727] do_seccomp+0x349/0x25e0 [ 42.687446] ? find_held_lock+0x2b/0x80 [ 42.688156] ? do_prlimit+0x310/0x610 [ 42.688899] ? __pfx_do_seccomp+0x10/0x10 [ 42.689681] ? do_raw_spin_unlock+0x53/0x220 [ 42.690564] ? _raw_spin_unlock+0x1e/0x40 [ 42.691375] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.692603] ? static_key_count+0x60/0x80 [ 42.693670] prctl_set_seccomp+0x4e/0x70 [ 42.694723] __do_sys_prctl+0xe6c/0x1d70 [ 42.695624] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.696712] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.697979] ? irqentry_exit+0xf3/0x650 [ 42.699025] do_syscall_64+0xbf/0x430 [ 42.700003] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.701268] RIP: 0033:0x7f72c91eb5cd [ 42.702117] 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 [ 42.705742] RSP: 002b:00007ffd00271930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.707213] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f72c91eb5cd [ 42.708642] RDX: 0000556abdcd3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.710028] RBP: 00007ffd00271990 R08: 0000000000000000 R09: 00007ffd00271030 [ 42.711426] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556adce33ad0 [ 42.712805] R13: 00007ffd00271dc0 R14: 0000556adce34bc0 R15: 0000556adce45780 [ 42.714063] [ 42.714585] irq event stamp: 1819 [ 42.715309] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 42.716946] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 42.718590] softirqs last enabled at (1796): [] handle_softirqs+0x50c/0x770 [ 42.720259] softirqs last disabled at (1787): [] __irq_exit_rcu+0xc4/0x100 [ 42.721895] ---[ end trace 0000000000000000 ]--- [ 43.426417] ------------[ cut here ]------------ [ 43.426867] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.427838] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.428541] Modules linked in: [ 43.428830] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.429778] Tainted: [W]=WARN [ 43.430046] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.430755] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.431173] 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 [ 43.432694] RSP: 0018:ffff8880168ffbc0 EFLAGS: 00010286 [ 43.433143] RAX: 0000000000000000 RBX: ffffed1002d1ff78 RCX: ffffffff813a4050 [ 43.433754] RDX: ffff88800f14d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.434368] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d1ff2f [ 43.434972] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.436076] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168ffdf8 [ 43.436702] FS: 00007ff0dbe6d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.437396] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.437886] CR2: 00007ff0dc3d34a6 CR3: 0000000020003000 CR4: 0000000000350ef0 [ 43.438505] Call Trace: [ 43.438740] [ 43.438937] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.439365] ? __create_object+0x59/0x80 [ 43.439724] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.440168] __vmalloc_noprof+0x59/0x60 [ 43.440528] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.440928] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.441371] bpf_prog_alloc+0x39/0x200 [ 43.441705] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.442130] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.442568] do_seccomp+0x349/0x25e0 [ 43.442893] ? find_held_lock+0x2b/0x80 [ 43.443258] ? do_prlimit+0x310/0x610 [ 43.443597] ? __pfx_do_seccomp+0x10/0x10 [ 43.443954] ? do_raw_spin_unlock+0x53/0x220 [ 43.444352] ? _raw_spin_unlock+0x1e/0x40 [ 43.444707] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.445147] ? static_key_count+0x60/0x80 [ 43.445529] prctl_set_seccomp+0x4e/0x70 [ 43.445882] __do_sys_prctl+0xe6c/0x1d70 [ 43.446254] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.446654] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.447097] ? irqentry_exit+0xf3/0x650 [ 43.447466] do_syscall_64+0xbf/0x430 [ 43.447803] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.448256] RIP: 0033:0x7ff0dc35f5cd [ 43.448576] 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 [ 43.450115] RSP: 002b:00007fff2b93f040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.450802] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0dc35f5cd [ 43.451419] RDX: 0000563745b5fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.452011] RBP: 00007fff2b93f0a0 R08: 0000000000000000 R09: 00007fff2b93e740 [ 43.452625] R10: 0000000000000000 R11: 0000000000000246 R12: 000056374b18fad0 [ 43.453240] R13: 00007fff2b93f4d0 R14: 000056374b190bc0 R15: 000056374b1a1780 [ 43.453842] [ 43.454045] irq event stamp: 1767 [ 43.454356] hardirqs last enabled at (1777): [] __up_console_sem+0x78/0x80 [ 43.455083] hardirqs last disabled at (1784): [] __up_console_sem+0x5d/0x80 [ 43.455808] softirqs last enabled at (1408): [] handle_softirqs+0x50c/0x770 [ 43.456551] softirqs last disabled at (1313): [] __irq_exit_rcu+0xc4/0x100 [ 43.457278] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:53249' (ECDSA) to the list of known hosts. 2025/11/18 16:53:42 fuzzer started 2025/11/18 16:53:42 dialing manager at localhost:34383 2025/11/18 16:53:42 checking machine... 2025/11/18 16:53:42 checking revisions... [ 44.215530] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:53:42 testing simple program... [ 44.298959] cgroup: Unknown subsys name 'net' [ 44.353823] cgroup: Unknown subsys name 'cpuset' [ 44.369348] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:53:41 Registers: info registers vcpu 0 RAX=ffff888009611bc0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff888009627758 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000aed8 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000246 RIP=ffffffff81529332 RFL=00000246 [---Z-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 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd0026b000 CR3=000000000e200000 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=2031343a33353a363120383120766f4e XMM01=6964206465766965636552203a5d3134 XMM02=6f63736964203a31313a303030353320 XMM03=7266207463656e6e6f63736964206465 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732031343a33353a3631203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff8175a7c7 RDX=ffff888014433780 RSI=ffffffff8175a708 RDI=0000000000000001 RBP=0000000000000001 RSP=ffff88800f697508 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=ffffffff85e787a8 R15=ffff8880096c78c0 RIP=ffffffff81751e08 RFL=00000202 [-------] 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 00007f6c0a529900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6c09c41020 CR3=000000000e477000 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=7ed5355331929ab1e34e4fb855c8d27c XMM02=0000000000304508eff9b2d0a8fce9cb XMM03=00000000003045d82c67c8bc2e329bc3 XMM04=0fdf1af817ec0f0e00000000000ae988 XMM05=b8e5d81b05e21f920000000000321fe0 XMM06=1011164f1712f31b0000000000320d80 XMM07=fb795ef6d657705600000000003103d0 XMM08=2c67c8bc2e329bc30000000000304578 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000