[ 45.772450] ------------[ cut here ]------------ [ 45.773452] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.775634] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.777099] Modules linked in: [ 45.777733] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.779722] Tainted: [W]=WARN [ 45.780295] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.781756] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.782662] 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 [ 45.785833] RSP: 0018:ffff8880178dfbc0 EFLAGS: 00010286 [ 45.786808] RAX: 0000000000000000 RBX: ffffed1002f1bf78 RCX: ffffffff813a4050 [ 45.788091] RDX: ffff888015941bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.789382] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f1bf2f [ 45.790662] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.792050] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880178dfdf8 [ 45.793492] FS: 00007f47fc882900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.795082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.796253] CR2: 00007f47fcd74580 CR3: 000000000c8b2000 CR4: 0000000000350ef0 [ 45.797681] Call Trace: [ 45.798201] [ 45.798695] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.799695] ? __create_object+0x59/0x80 [ 45.800566] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.801664] __vmalloc_noprof+0x59/0x60 [ 45.802458] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.803432] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.804462] bpf_prog_alloc+0x39/0x200 [ 45.805300] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.806318] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.807316] do_seccomp+0x349/0x25e0 [ 45.808111] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.809108] ? __pfx_do_seccomp+0x10/0x10 [ 45.809967] ? find_held_lock+0x2b/0x80 [ 45.810800] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.811857] ? static_key_count+0x60/0x80 [ 45.812745] prctl_set_seccomp+0x4e/0x70 [ 45.813615] __do_sys_prctl+0xe6c/0x1d70 [ 45.814424] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.815360] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.816419] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.817502] ? irqentry_exit+0xf3/0x650 [ 45.818285] do_syscall_64+0xbf/0x430 [ 45.819092] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.820123] RIP: 0033:0x7f47fcd745cd [ 45.820899] 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 [ 45.824339] RSP: 002b:00007fffbfe0f040 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.825859] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47fcd745cd [ 45.827251] RDX: 0000556769727e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.828647] RBP: 00007fffbfe0f0a0 R08: 0000000000000000 R09: 00007fffbfe0e740 [ 45.830056] R10: 0000000000000000 R11: 0000000000000246 R12: 000055677f9eb240 [ 45.831430] R13: 00007fffbfe0f4d0 R14: 000055677f9f4380 R15: 000055677f9ff540 [ 45.832835] [ 45.833298] irq event stamp: 2605 [ 45.833998] hardirqs last enabled at (2615): [] __up_console_sem+0x78/0x80 [ 45.835653] hardirqs last disabled at (2624): [] __up_console_sem+0x5d/0x80 [ 45.837288] softirqs last enabled at (2544): [] handle_softirqs+0x50c/0x770 [ 45.838941] softirqs last disabled at (2539): [] __irq_exit_rcu+0xc4/0x100 [ 45.840564] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.787876] ------------[ cut here ]------------ [ 48.788795] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.790921] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 48.792367] Modules linked in: [ 48.793070] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.795078] Tainted: [W]=WARN [ 48.795690] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.797193] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.798111] 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 [ 48.801291] RSP: 0018:ffff8880160bfbc0 EFLAGS: 00010286 [ 48.802274] RAX: 0000000000000000 RBX: ffffed1002c17f78 RCX: ffffffff813a4050 [ 48.803539] RDX: ffff888016ea0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.804799] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c17f2f [ 48.806103] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.807375] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160bfdf8 [ 48.808642] FS: 00007f67392b2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.810105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.811164] CR2: 00007f67397a4580 CR3: 000000000d541000 CR4: 0000000000350ef0 [ 48.812431] Call Trace: [ 48.812968] [ 48.813381] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.814291] ? __create_object+0x59/0x80 [ 48.815085] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.816048] __vmalloc_noprof+0x59/0x60 [ 48.816811] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.817709] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.818633] bpf_prog_alloc+0x39/0x200 [ 48.819317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.820223] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.821152] do_seccomp+0x349/0x25e0 [ 48.821866] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.822747] ? __pfx_do_seccomp+0x10/0x10 [ 48.823556] ? find_held_lock+0x2b/0x80 [ 48.824282] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.825275] ? static_key_count+0x60/0x80 [ 48.826080] prctl_set_seccomp+0x4e/0x70 [ 48.826860] __do_sys_prctl+0xe6c/0x1d70 [ 48.827660] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.828518] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.829518] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.830427] ? irqentry_exit+0xf3/0x650 [ 48.831196] do_syscall_64+0xbf/0x430 [ 48.831943] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.832910] RIP: 0033:0x7f67397a45cd [ 48.833627] 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 [ 48.836810] RSP: 002b:00007ffff2a874e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.838637] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67397a45cd [ 48.839931] RDX: 00005596b55c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.841249] RBP: 00007ffff2a87540 R08: 0000000000000000 R09: 00007ffff2a86be0 [ 48.842547] R10: 0000000000000000 R11: 0000000000000246 R12: 00005596dbe712b0 [ 48.843841] R13: 00007ffff2a87970 R14: 00005596dbe73d20 R15: 00005596dbe858d0 [ 48.845183] [ 48.845635] irq event stamp: 1735 [ 48.846244] hardirqs last enabled at (1743): [] __up_console_sem+0x78/0x80 [ 48.847876] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 48.849159] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 48.850206] softirqs last disabled at (1695): [] __irq_exit_rcu+0xc4/0x100 [ 48.850899] ---[ end trace 0000000000000000 ]--- [ 49.578293] ------------[ cut here ]------------ [ 49.579246] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.581372] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.582833] Modules linked in: [ 49.583415] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.585490] Tainted: [W]=WARN [ 49.586050] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.587527] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.588395] 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 [ 49.591599] RSP: 0018:ffff8880159b7bc0 EFLAGS: 00010286 [ 49.592581] RAX: 0000000000000000 RBX: ffffed1002b36f78 RCX: ffffffff813a4050 [ 49.593900] RDX: ffff888015800000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.595198] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b36f2f [ 49.596495] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.597810] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880159b7df8 [ 49.599112] FS: 00007f2240be0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.600554] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.601656] CR2: 00007ffee0ca3ef8 CR3: 000000000ce10000 CR4: 0000000000350ef0 [ 49.602934] Call Trace: [ 49.603412] [ 49.603885] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.604819] ? __create_object+0x59/0x80 [ 49.605670] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.606684] __vmalloc_noprof+0x59/0x60 [ 49.607424] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.608328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.609338] bpf_prog_alloc+0x39/0x200 [ 49.610104] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.611071] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.612004] do_seccomp+0x349/0x25e0 [ 49.612758] ? find_held_lock+0x2b/0x80 [ 49.613599] ? do_prlimit+0x310/0x610 [ 49.614328] ? __pfx_do_seccomp+0x10/0x10 [ 49.615146] ? do_raw_spin_unlock+0x53/0x220 [ 49.616014] ? _raw_spin_unlock+0x1e/0x40 [ 49.616833] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.617879] ? static_key_count+0x60/0x80 [ 49.618717] prctl_set_seccomp+0x4e/0x70 [ 49.619518] __do_sys_prctl+0xe6c/0x1d70 [ 49.620281] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.621215] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.622220] ? irqentry_exit+0xf3/0x650 [ 49.623013] do_syscall_64+0xbf/0x430 [ 49.623781] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.624777] RIP: 0033:0x7f22410d25cd [ 49.625545] 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 [ 49.628849] RSP: 002b:00007ffee0ca2d00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.630317] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f22410d25cd [ 49.631660] RDX: 000055631b61ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.633037] RBP: 00007ffee0ca2d60 R08: 0000000000000000 R09: 00007ffee0ca2400 [ 49.634381] R10: 0000000000000000 R11: 0000000000000246 R12: 000055634915ead0 [ 49.635736] R13: 00007ffee0ca3190 R14: 000055634915fbc0 R15: 0000556349170780 [ 49.637128] [ 49.637629] irq event stamp: 1741 [ 49.638263] hardirqs last enabled at (1749): [] __up_console_sem+0x78/0x80 [ 49.639863] hardirqs last disabled at (1758): [] __up_console_sem+0x5d/0x80 [ 49.641510] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 49.643127] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 49.644703] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:46920' (ECDSA) to the list of known hosts. 2025/11/17 14:09:36 fuzzer started 2025/11/17 14:09:36 dialing manager at localhost:37895 2025/11/17 14:09:36 checking machine... 2025/11/17 14:09:36 checking revisions... [ 50.562195] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:09:36 testing simple program... [ 50.648899] cgroup: Unknown subsys name 'net' [ 50.728139] cgroup: Unknown subsys name 'cpuset' [ 50.741854] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:09:35 Registers: info registers vcpu 0 RAX=ffff88800dbd8578 RBX=0000000000000000 RCX=ffffffff8152d723 RDX=ffff88800dabb680 RSI=0000000000000000 RDI=ffff88800dbfbac8 RBP=ffff88800dbfbac8 RSP=ffff88806ce08dc8 R8 =0000000000000001 R9 =ffffed100d9c11aa R10=0000000000000003 R11=0000000000000001 R12=ffff88800be55880 R13=0000000000000246 R14=ffff88800dbfbac8 R15=ffff88800945d3c0 RIP=ffffffff81b61984 RFL=00000082 [--S----] 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 00007f67392b2900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6739291020 CR3=000000001f28d000 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=ffff888009643780 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8135e4bd RDI=fffffbfff0bc3ffc RBP=ffffffff85e1ffe0 RSP=ffff88806cf08980 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000000cff8 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=ffff88806cf08a70 RIP=ffffffff81529330 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc4d30ebc8 CR3=000000000db2b000 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=bf6b19fa28966fa1d4499ee7b64a91b4 XMM02=ec2efd57dc4c00df0000000000301c28 XMM03=55df951be20713850000000000301cf8 XMM04=4ef4d0a16e5dee3c00000000000ae988 XMM05=07c8bb74b6c04a44000000000031f158 XMM06=d74844bf967d85ba000000000031efe0 XMM07=e042d86d42eb936e000000000030f568 XMM08=55df951be20713850000000000301cf8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000