[ 46.889971] ------------[ cut here ]------------ [ 46.890756] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.892439] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.893849] Modules linked in: [ 46.894345] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.896013] Tainted: [W]=WARN [ 46.896508] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.897744] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.898466] 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 [ 46.901173] RSP: 0018:ffff888013f77bc0 EFLAGS: 00010286 [ 46.902000] RAX: 0000000000000000 RBX: ffffed10027eef78 RCX: ffffffff813a4050 [ 46.903078] RDX: ffff88800c59b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.904146] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027eef2f [ 46.905236] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.906314] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013f77df8 [ 46.907392] FS: 00007f1a3fc09900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.908599] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.909457] CR2: 00007ffda0a90ef7 CR3: 000000000deb7000 CR4: 0000000000350ef0 [ 46.910572] Call Trace: [ 46.910957] [ 46.911296] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.912049] ? __create_object+0x59/0x80 [ 46.912707] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.913513] __vmalloc_noprof+0x59/0x60 [ 46.914111] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.914848] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.915628] bpf_prog_alloc+0x39/0x200 [ 46.916210] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.917000] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.917748] do_seccomp+0x349/0x25e0 [ 46.918314] ? find_held_lock+0x2b/0x80 [ 46.918957] ? do_prlimit+0x310/0x610 [ 46.919571] ? __pfx_do_seccomp+0x10/0x10 [ 46.920196] ? do_raw_spin_unlock+0x53/0x220 [ 46.920912] ? _raw_spin_unlock+0x1e/0x40 [ 46.921560] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.922327] ? static_key_count+0x60/0x80 [ 46.923005] prctl_set_seccomp+0x4e/0x70 [ 46.923650] __do_sys_prctl+0xe6c/0x1d70 [ 46.924269] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.925266] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.926304] ? irqentry_exit+0xf3/0x650 [ 46.927091] do_syscall_64+0xbf/0x430 [ 46.927852] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.928849] RIP: 0033:0x7f1a400fb5cd [ 46.929583] 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 [ 46.932941] RSP: 002b:00007ffda0a8f1a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.934323] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1a400fb5cd [ 46.935611] RDX: 0000559fec248e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.936915] RBP: 00007ffda0a8f200 R08: 0000000000000000 R09: 00007ffda0a8e8a0 [ 46.938206] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559fffae72b0 [ 46.939524] R13: 00007ffda0a8f630 R14: 0000559fffae9d20 R15: 0000559fffafb8d0 [ 46.940887] [ 46.941314] irq event stamp: 1805 [ 46.941971] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 46.943531] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 46.945085] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 46.946469] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 46.947757] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.412262] ------------[ cut here ]------------ [ 49.412875] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.414152] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 49.415061] Modules linked in: [ 49.415431] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.416680] Tainted: [W]=WARN [ 49.417031] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.417962] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.418541] 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 [ 49.420537] RSP: 0018:ffff88801a18fbc0 EFLAGS: 00010286 [ 49.421132] RAX: 0000000000000000 RBX: ffffed1003431f78 RCX: ffffffff813a4050 [ 49.421931] RDX: ffff88800ec79bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.422730] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003431f2f [ 49.423537] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.424312] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a18fdf8 [ 49.425150] FS: 00007f4de6784900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.426064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.426726] CR2: 00007f4de6c76580 CR3: 000000000a1c2000 CR4: 0000000000350ef0 [ 49.427534] Call Trace: [ 49.427826] [ 49.428085] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.428640] ? __create_object+0x59/0x80 [ 49.429115] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.429727] __vmalloc_noprof+0x59/0x60 [ 49.430176] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.430725] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.431287] bpf_prog_alloc+0x39/0x200 [ 49.431743] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.432318] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.432893] do_seccomp+0x349/0x25e0 [ 49.433323] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.433902] ? __pfx_do_seccomp+0x10/0x10 [ 49.434376] ? find_held_lock+0x2b/0x80 [ 49.434851] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.435429] ? static_key_count+0x60/0x80 [ 49.435935] prctl_set_seccomp+0x4e/0x70 [ 49.436395] __do_sys_prctl+0xe6c/0x1d70 [ 49.436897] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.437408] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.438014] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.438621] ? irqentry_exit+0xf3/0x650 [ 49.439078] do_syscall_64+0xbf/0x430 [ 49.439541] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.440125] RIP: 0033:0x7f4de6c765cd [ 49.440572] 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 [ 49.442573] RSP: 002b:00007ffc1526a1b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.443404] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4de6c765cd [ 49.444217] RDX: 00005600ac3b4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.445026] RBP: 00007ffc1526a210 R08: 0000000000000000 R09: 00007ffc152698b0 [ 49.445819] R10: 0000000000000000 R11: 0000000000000246 R12: 00005600b9435ad0 [ 49.446614] R13: 00007ffc1526a640 R14: 00005600b9436bc0 R15: 00005600b9447780 [ 49.447410] [ 49.447696] irq event stamp: 1647 [ 49.448078] hardirqs last enabled at (1655): [] __up_console_sem+0x78/0x80 [ 49.449044] hardirqs last disabled at (1664): [] __up_console_sem+0x5d/0x80 [ 49.449994] softirqs last enabled at (1172): [] handle_softirqs+0x50c/0x770 [ 49.450979] softirqs last disabled at (1163): [] __irq_exit_rcu+0xc4/0x100 [ 49.451923] ---[ end trace 0000000000000000 ]--- [ 50.235904] ------------[ cut here ]------------ [ 50.236864] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.238915] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 50.240347] Modules linked in: [ 50.240993] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.242981] Tainted: [W]=WARN [ 50.243571] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.245061] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.245963] 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 [ 50.249117] RSP: 0018:ffff88801a42fbc0 EFLAGS: 00010286 [ 50.250090] RAX: 0000000000000000 RBX: ffffed1003485f78 RCX: ffffffff813a4050 [ 50.251363] RDX: ffff888016c15340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.252641] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003485f2f [ 50.253917] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.255187] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a42fdf8 [ 50.256459] FS: 00007efd29a68900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.257922] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.258970] CR2: 00007ffc9d9cdef7 CR3: 000000000a0a9000 CR4: 0000000000350ef0 [ 50.260245] Call Trace: [ 50.260754] [ 50.261174] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.262059] ? __create_object+0x59/0x80 [ 50.262829] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.263781] __vmalloc_noprof+0x59/0x60 [ 50.264519] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.265350] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.266285] bpf_prog_alloc+0x39/0x200 [ 50.267025] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.267937] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.268839] do_seccomp+0x349/0x25e0 [ 50.269550] ? find_held_lock+0x2b/0x80 [ 50.270260] ? do_prlimit+0x310/0x610 [ 50.270992] ? __pfx_do_seccomp+0x10/0x10 [ 50.271773] ? do_raw_spin_unlock+0x53/0x220 [ 50.272609] ? _raw_spin_unlock+0x1e/0x40 [ 50.273379] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.274336] ? static_key_count+0x60/0x80 [ 50.275132] prctl_set_seccomp+0x4e/0x70 [ 50.275906] __do_sys_prctl+0xe6c/0x1d70 [ 50.276703] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.277563] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.278524] ? irqentry_exit+0xf3/0x650 [ 50.279243] do_syscall_64+0xbf/0x430 [ 50.279993] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.280927] RIP: 0033:0x7efd29f5a5cd [ 50.281624] 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 [ 50.284780] RSP: 002b:00007ffc9d9cb920 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.286133] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efd29f5a5cd [ 50.287381] RDX: 000055a8aa279e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.288650] RBP: 00007ffc9d9cb980 R08: 0000000000000000 R09: 00007ffc9d9cb020 [ 50.289933] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a8bd0b4ad0 [ 50.291190] R13: 00007ffc9d9cbdb0 R14: 000055a8bd0b5bc0 R15: 000055a8bd0c6780 [ 50.292515] [ 50.292949] irq event stamp: 1719 [ 50.293591] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 50.295080] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 50.296579] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 50.298104] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 50.299646] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60768' (ECDSA) to the list of known hosts. 2025/11/17 11:31:45 fuzzer started 2025/11/17 11:31:45 dialing manager at localhost:37895 2025/11/17 11:31:45 checking machine... 2025/11/17 11:31:45 checking revisions... [ 51.165261] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:31:45 testing simple program... [ 51.243460] cgroup: Unknown subsys name 'net' [ 51.302281] cgroup: Unknown subsys name 'cpuset' [ 51.317197] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 11:31:44 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=dffffc0000000000 RCX=ffffffff8184c31a RDX=ffff888015768000 RSI=ffffffff8184c328 RDI=0000000000000006 RBP=ffff888015767d00 RSP=ffff888015767c30 R8 =0000000000000000 R9 =ffffed1002ea5a06 R10=0000000000000056 R11=0000000000000000 R12=0000000000000056 R13=ffff888015767d38 R14=ffffc900006ab368 R15=0000000000000101 RIP=ffffffff81751c78 RFL=00000212 [----A--] 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 00007f929b766900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4de6d39650 CR3=000000000e20c000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=e2787f0196becb0e00000000000ae988 XMM05=005112987ddf5d0700000000003220e8 XMM06=0b39c798a71319b60000000000320c30 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88806cf08dc0 RCX=ffff88806cf089c4 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff888009643780 RBP=ffffffff85e1ffe0 RSP=ffff88806cf08988 R8 =ffffffff86ab82c2 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=00000000000255cb R12=ffffffff8135e7a2 R13=ffff88806cf089c4 R14=0000000000000002 R15=0000000000000002 RIP=ffffffff815221e1 RFL=00000002 [-------] 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 fffffe5100000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005600b945a768 CR3=000000000e304000 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=31333a313120373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320363330 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000