[ 46.375922] ------------[ cut here ]------------ [ 46.376862] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.378880] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 46.380340] Modules linked in: [ 46.380975] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.383019] Tainted: [W]=WARN [ 46.383627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.385105] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.386019] 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 [ 46.389231] RSP: 0018:ffff888019c37bc0 EFLAGS: 00010286 [ 46.390225] RAX: 0000000000000000 RBX: ffffed1003386f78 RCX: ffffffff813a4050 [ 46.391528] RDX: ffff888015d01bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.392820] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003386f2f [ 46.394124] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.395427] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019c37df8 [ 46.396721] FS: 00007f6fa2883900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.398176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.399252] CR2: 00007f6fa2d75580 CR3: 000000000e5b3000 CR4: 0000000000350ef0 [ 46.400592] Call Trace: [ 46.401055] [ 46.401525] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.402424] ? __create_object+0x59/0x80 [ 46.403169] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.404148] __vmalloc_noprof+0x59/0x60 [ 46.404921] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.405794] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.406753] bpf_prog_alloc+0x39/0x200 [ 46.407486] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.408365] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.409267] do_seccomp+0x349/0x25e0 [ 46.409982] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.410880] ? __pfx_do_seccomp+0x10/0x10 [ 46.411694] ? find_held_lock+0x2b/0x80 [ 46.412452] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.413418] ? static_key_count+0x60/0x80 [ 46.414196] prctl_set_seccomp+0x4e/0x70 [ 46.414981] __do_sys_prctl+0xe6c/0x1d70 [ 46.415771] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.416626] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.417601] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.418583] ? irqentry_exit+0xf3/0x650 [ 46.419311] do_syscall_64+0xbf/0x430 [ 46.420055] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.421027] RIP: 0033:0x7f6fa2d755cd [ 46.421737] 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 [ 46.424917] RSP: 002b:00007fff43377730 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.426314] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6fa2d755cd [ 46.427609] RDX: 000056531e92ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.428907] RBP: 00007fff43377790 R08: 0000000000000000 R09: 00007fff43376e30 [ 46.430210] R10: 0000000000000000 R11: 0000000000000246 R12: 00005653385edad0 [ 46.431509] R13: 00007fff43377bc0 R14: 00005653385eebc0 R15: 00005653385ff780 [ 46.432808] [ 46.433232] irq event stamp: 1843 [ 46.433887] hardirqs last enabled at (1853): [] __up_console_sem+0x78/0x80 [ 46.435416] hardirqs last disabled at (1862): [] __up_console_sem+0x5d/0x80 [ 46.436949] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 46.438506] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 46.440028] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.837015] ------------[ cut here ]------------ [ 49.837939] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.839900] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.841338] Modules linked in: [ 49.841973] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.843913] Tainted: [W]=WARN [ 49.844499] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.845936] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.846839] 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 [ 49.849927] RSP: 0018:ffff888015547bc0 EFLAGS: 00010286 [ 49.850902] RAX: 0000000000000000 RBX: ffffed1002aa8f78 RCX: ffffffff813a4050 [ 49.852153] RDX: ffff888015683780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.853415] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002aa8f2f [ 49.854708] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.855992] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015547df8 [ 49.857245] FS: 00007fc633d8a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.858666] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.859706] CR2: 00007fffad115ef8 CR3: 00000000152d4000 CR4: 0000000000350ef0 [ 49.860949] Call Trace: [ 49.861452] [ 49.861855] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.862745] ? __create_object+0x59/0x80 [ 49.863524] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.864501] __vmalloc_noprof+0x59/0x60 [ 49.865209] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.866079] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.867014] bpf_prog_alloc+0x39/0x200 [ 49.867734] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.868667] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.869581] do_seccomp+0x349/0x25e0 [ 49.870263] ? find_held_lock+0x2b/0x80 [ 49.871027] ? do_prlimit+0x310/0x610 [ 49.871773] ? __pfx_do_seccomp+0x10/0x10 [ 49.872559] ? do_raw_spin_unlock+0x53/0x220 [ 49.873354] ? _raw_spin_unlock+0x1e/0x40 [ 49.874135] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.875112] ? static_key_count+0x60/0x80 [ 49.875919] prctl_set_seccomp+0x4e/0x70 [ 49.876695] __do_sys_prctl+0xe6c/0x1d70 [ 49.877477] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.878293] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.879266] ? irqentry_exit+0xf3/0x650 [ 49.880026] do_syscall_64+0xbf/0x430 [ 49.880757] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.881710] RIP: 0033:0x7fc63427c5cd [ 49.882408] 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 [ 49.885586] RSP: 002b:00007fffad113610 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.886956] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc63427c5cd [ 49.888231] RDX: 0000560159f96e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.889505] RBP: 00007fffad113670 R08: 0000000000000000 R09: 00007fffad112d10 [ 49.890783] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560163a5bad0 [ 49.892094] R13: 00007fffad113aa0 R14: 0000560163a5cbc0 R15: 0000560163a6d780 [ 49.893416] [ 49.893839] irq event stamp: 1797 [ 49.894497] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 49.896030] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 49.897540] softirqs last enabled at (1786): [] handle_softirqs+0x50c/0x770 [ 49.899055] softirqs last disabled at (1781): [] __irq_exit_rcu+0xc4/0x100 [ 49.900318] ---[ end trace 0000000000000000 ]--- [ 50.709308] ------------[ cut here ]------------ [ 50.710283] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.712312] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.713756] Modules linked in: [ 50.714355] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.716363] Tainted: [W]=WARN [ 50.716964] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.718435] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.719298] 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 [ 50.722721] RSP: 0018:ffff8880164f7bc0 EFLAGS: 00010286 [ 50.723758] RAX: 0000000000000000 RBX: ffffed1002c9ef78 RCX: ffffffff813a4050 [ 50.725029] RDX: ffff888018401bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.726315] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c9ef2f [ 50.727585] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.728863] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880164f7df8 [ 50.730139] FS: 00007fe2758af900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.731576] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.732637] CR2: 00007ffe25b15ef8 CR3: 000000000e34f000 CR4: 0000000000350ef0 [ 50.733925] Call Trace: [ 50.734446] [ 50.734858] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.735755] ? __create_object+0x59/0x80 [ 50.736554] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.737511] __vmalloc_noprof+0x59/0x60 [ 50.738228] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.739115] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.740039] bpf_prog_alloc+0x39/0x200 [ 50.740782] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.741703] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.742617] do_seccomp+0x349/0x25e0 [ 50.743291] ? find_held_lock+0x2b/0x80 [ 50.744037] ? do_prlimit+0x310/0x610 [ 50.744771] ? __pfx_do_seccomp+0x10/0x10 [ 50.745545] ? do_raw_spin_unlock+0x53/0x220 [ 50.746343] ? _raw_spin_unlock+0x1e/0x40 [ 50.747111] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.748064] ? static_key_count+0x60/0x80 [ 50.748855] prctl_set_seccomp+0x4e/0x70 [ 50.749638] __do_sys_prctl+0xe6c/0x1d70 [ 50.750423] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.751237] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.752212] ? irqentry_exit+0xf3/0x650 [ 50.752971] do_syscall_64+0xbf/0x430 [ 50.753708] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.754666] RIP: 0033:0x7fe275da15cd [ 50.755333] 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 [ 50.758551] RSP: 002b:00007ffe25b13410 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.759915] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe275da15cd [ 50.761199] RDX: 00005584cf8afe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.762495] RBP: 00007ffe25b13470 R08: 0000000000000000 R09: 00007ffe25b12b10 [ 50.763774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558505e3fad0 [ 50.765056] R13: 00007ffe25b138a0 R14: 0000558505e40bc0 R15: 0000558505e51780 [ 50.766354] [ 50.766831] irq event stamp: 1817 [ 50.767477] hardirqs last enabled at (1827): [] __up_console_sem+0x78/0x80 [ 50.769030] hardirqs last disabled at (1836): [] __up_console_sem+0x5d/0x80 [ 50.770556] softirqs last enabled at (1812): [] handle_softirqs+0x50c/0x770 [ 50.772090] softirqs last disabled at (1807): [] __irq_exit_rcu+0xc4/0x100 [ 50.773587] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56746' (ECDSA) to the list of known hosts. 2025/11/18 12:18:55 fuzzer started 2025/11/18 12:18:55 dialing manager at localhost:34383 2025/11/18 12:18:55 checking machine... 2025/11/18 12:18:55 checking revisions... [ 51.657677] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:18:55 testing simple program... [ 51.734687] cgroup: Unknown subsys name 'net' [ 51.783276] cgroup: Unknown subsys name 'cpuset' [ 51.797179] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:18:54 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888016e4fd70 RCX=ffffffff83ee9b8e RDX=ffff888015e49bc0 RSI=ffff888013e1b8c0 RDI=ffff8880171b0000 RBP=ffff8880171b0000 RSP=ffff888016e4fc08 R8 =0000000000000001 R9 =ffffed10033ede82 R10=0000000000000014 R11=0000000000000001 R12=0000000000000000 R13=ffff888013e1b8c0 R14=0000000000000014 R15=ffff888016e4fd80 RIP=ffffffff81751e04 RFL=00000293 [--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 00007fc633d8a900 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=00007fc634341618 CR3=000000001cb87000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000326f5 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 fffffe4500000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc7be957f8 CR3=000000000b6f2000 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=e6ecb53f4b5a29b370408ee5eee1655d XMM02=00000000003013d8eff9b2d0a8fce9cb XMM03=00000000003014a82c67c8bc2e329bc3 XMM04=8bf67278883aefda00000000000ae988 XMM05=f3d02a41f5f706d1000000000031f560 XMM06=d74844bf967d85ba000000000031f1e8 XMM07=e042d86d42eb936e000000000030f558 XMM08=e5dac6229e1eac6e00000000003014a8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000