[ 38.993374] ------------[ cut here ]------------ [ 38.993963] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.995250] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.996189] Modules linked in: [ 38.996593] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.997854] Tainted: [W]=WARN [ 38.998204] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.999138] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.999724] 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 [ 39.001754] RSP: 0018:ffff888019ff7bc0 EFLAGS: 00010286 [ 39.002345] RAX: 0000000000000000 RBX: ffffed10033fef78 RCX: ffffffff813a4050 [ 39.003158] RDX: ffff888019fd8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.003968] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033fef2f [ 39.004790] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.005607] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ff7df8 [ 39.006385] FS: 00007f175e254900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.007296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.007962] CR2: 00007f175e746580 CR3: 0000000016be7000 CR4: 0000000000350ef0 [ 39.008772] Call Trace: [ 39.009067] [ 39.009327] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.009901] ? __create_object+0x59/0x80 [ 39.010369] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.010984] __vmalloc_noprof+0x59/0x60 [ 39.011437] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.011992] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.012580] bpf_prog_alloc+0x39/0x200 [ 39.013027] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.013612] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.014157] do_seccomp+0x349/0x25e0 [ 39.014613] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.015157] ? __pfx_do_seccomp+0x10/0x10 [ 39.015665] ? find_held_lock+0x2b/0x80 [ 39.016123] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.016746] ? static_key_count+0x60/0x80 [ 39.017225] prctl_set_seccomp+0x4e/0x70 [ 39.017710] __do_sys_prctl+0xe6c/0x1d70 [ 39.018177] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.018716] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.019296] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.019913] ? irqentry_exit+0xf3/0x650 [ 39.020377] do_syscall_64+0xbf/0x430 [ 39.020856] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.021430] RIP: 0033:0x7f175e7465cd [ 39.021877] 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 [ 39.023889] RSP: 002b:00007ffc6255d990 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.024760] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f175e7465cd [ 39.025581] RDX: 000056118a669e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.026368] RBP: 00007ffc6255d9f0 R08: 0000000000000000 R09: 00007ffc6255d090 [ 39.027176] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611acc18bf0 [ 39.027981] R13: 00007ffc6255de20 R14: 00005611acc22380 R15: 00005611acc2d460 [ 39.028814] [ 39.029081] irq event stamp: 1673 [ 39.029460] hardirqs last enabled at (1681): [] __up_console_sem+0x78/0x80 [ 39.030424] hardirqs last disabled at (1690): [] __up_console_sem+0x5d/0x80 [ 39.031387] softirqs last enabled at (1480): [] handle_softirqs+0x50c/0x770 [ 39.032357] softirqs last disabled at (1465): [] __irq_exit_rcu+0xc4/0x100 [ 39.033312] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.943890] ------------[ cut here ]------------ [ 41.944936] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.947217] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.948850] Modules linked in: [ 41.949504] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.951743] Tainted: [W]=WARN [ 41.952358] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.954005] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.955018] 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 [ 41.958606] RSP: 0018:ffff888019b7fbc0 EFLAGS: 00010286 [ 41.959699] RAX: 0000000000000000 RBX: ffffed100336ff78 RCX: ffffffff813a4050 [ 41.961145] RDX: ffff8880175e1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.962573] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100336ff2f [ 41.964000] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.965608] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b7fdf8 [ 41.967083] FS: 00007f2325613900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.968748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.969976] CR2: 00007f2325b05580 CR3: 000000001f1cf000 CR4: 0000000000350ef0 [ 41.971450] Call Trace: [ 41.972026] [ 41.972495] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.973675] ? __create_object+0x59/0x80 [ 41.974499] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.975618] __vmalloc_noprof+0x59/0x60 [ 41.976417] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.977399] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.978438] bpf_prog_alloc+0x39/0x200 [ 41.979262] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.980300] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.981314] do_seccomp+0x349/0x25e0 [ 41.982118] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.983122] ? __pfx_do_seccomp+0x10/0x10 [ 41.984042] ? find_held_lock+0x2b/0x80 [ 41.984928] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.986002] ? static_key_count+0x60/0x80 [ 41.986893] prctl_set_seccomp+0x4e/0x70 [ 41.987766] __do_sys_prctl+0xe6c/0x1d70 [ 41.988641] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.989636] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.990717] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.991805] ? irqentry_exit+0xf3/0x650 [ 41.992661] do_syscall_64+0xbf/0x430 [ 41.993452] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.994513] RIP: 0033:0x7f2325b055cd [ 41.995297] 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 [ 41.998032] RSP: 002b:00007ffd4c3282f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.998895] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2325b055cd [ 41.999700] RDX: 000055748e471e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.000468] RBP: 00007ffd4c328350 R08: 0000000000000000 R09: 00007ffd4c3279f0 [ 42.001274] R10: 0000000000000000 R11: 0000000000000246 R12: 000055748ea31b10 [ 42.002067] R13: 00007ffd4c328780 R14: 000055748ea322b0 R15: 000055748ea466f0 [ 42.002869] [ 42.003135] irq event stamp: 1719 [ 42.003512] hardirqs last enabled at (1727): [] __up_console_sem+0x78/0x80 [ 42.004467] hardirqs last disabled at (1736): [] __up_console_sem+0x5d/0x80 [ 42.005421] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 42.006385] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 42.007330] ---[ end trace 0000000000000000 ]--- [ 42.832166] ------------[ cut here ]------------ [ 42.833083] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.835160] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.836657] Modules linked in: [ 42.837256] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.839240] Tainted: [W]=WARN [ 42.839831] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.841336] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.842247] 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 [ 42.845447] RSP: 0018:ffff888016d9fbc0 EFLAGS: 00010286 [ 42.846411] RAX: 0000000000000000 RBX: ffffed1002db3f78 RCX: ffffffff813a4050 [ 42.847684] RDX: ffff8880176d5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.848976] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db3f2f [ 42.850264] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.851557] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d9fdf8 [ 42.852861] FS: 00007f9c9b51c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.854324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.855377] CR2: 00007fff322ddef7 CR3: 00000000167f0000 CR4: 0000000000350ef0 [ 42.856686] Call Trace: [ 42.857169] [ 42.857614] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.858470] ? __create_object+0x59/0x80 [ 42.859262] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.860246] __vmalloc_noprof+0x59/0x60 [ 42.861028] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.861917] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.862868] bpf_prog_alloc+0x39/0x200 [ 42.863594] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.864495] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.865435] do_seccomp+0x349/0x25e0 [ 42.866185] ? find_held_lock+0x2b/0x80 [ 42.866957] ? do_prlimit+0x310/0x610 [ 42.867693] ? __pfx_do_seccomp+0x10/0x10 [ 42.868423] ? do_raw_spin_unlock+0x53/0x220 [ 42.869257] ? _raw_spin_unlock+0x1e/0x40 [ 42.870026] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.870994] ? static_key_count+0x60/0x80 [ 42.871805] prctl_set_seccomp+0x4e/0x70 [ 42.872697] __do_sys_prctl+0xe6c/0x1d70 [ 42.873449] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.874302] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.875261] ? irqentry_exit+0xf3/0x650 [ 42.876018] do_syscall_64+0xbf/0x430 [ 42.876758] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.877708] RIP: 0033:0x7f9c9ba0e5cd [ 42.878357] 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 [ 42.881511] RSP: 002b:00007fff322dbd20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.882883] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c9ba0e5cd [ 42.884153] RDX: 000055c0878f2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.885433] RBP: 00007fff322dbd80 R08: 0000000000000000 R09: 00007fff322db420 [ 42.886702] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c08f34fad0 [ 42.887965] R13: 00007fff322dc1b0 R14: 000055c08f350bc0 R15: 000055c08f361780 [ 42.889241] [ 42.889688] irq event stamp: 1711 [ 42.890278] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 42.891765] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 42.893288] softirqs last enabled at (1668): [] handle_softirqs+0x50c/0x770 [ 42.894799] softirqs last disabled at (1663): [] __irq_exit_rcu+0xc4/0x100 [ 42.896288] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47238' (ECDSA) to the list of known hosts. 2025/11/17 18:50:28 fuzzer started 2025/11/17 18:50:28 dialing manager at localhost:37895 2025/11/17 18:50:28 checking machine... 2025/11/17 18:50:28 checking revisions... [ 43.711257] kmemleak: Automatic memory scanning thread ended 2025/11/17 18:50:28 testing simple program... [ 43.781426] cgroup: Unknown subsys name 'net' [ 43.815829] cgroup: Unknown subsys name 'cpuset' [ 43.825747] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 18:50:28 Registers: info registers vcpu 0 RAX=000000000003e383 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007feb3bc514a0 CR3=000000000e070000 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=d56de17be5ffb6a696471c6093a60598 XMM02=2c67c8bc2e329bc30000000000302b58 XMM03=fb795ef6d6577056000000000030f500 XMM04=de8029609434decd00000000000ae988 XMM05=07c8bb74b6c04a44000000000031ede0 XMM06=acd93bbe50d3d0340000000000318ca8 XMM07=e042d86d42eb936e000000000030f7d8 XMM08=60fb0fa198656a1c0000000000302bb8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff8880e548f000 RCX=dfb8078e475e76a4 RDX=0000000000000000 RSI=000000008301a466 RDI=ffff88806cf31cd0 RBP=ffff88806cf08ac8 RSP=ffff88806cf089f0 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88806cf08ab8 R14=ffff8880158cd340 R15=ffff88806cf08a70 RIP=ffffffff815bcfc4 RFL=00000286 [--S--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 00007f2325613900 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=00007f23255d3008 CR3=000000001f11e000 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