[ 54.643112] ------------[ cut here ]------------ [ 54.644031] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 54.646625] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/244 [ 54.648056] Modules linked in: [ 54.648688] CPU: 0 UID: 104 PID: 244 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 54.650854] Tainted: [W]=WARN [ 54.651532] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 54.652991] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 54.653909] 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 [ 54.657110] RSP: 0018:ffff8880169c7bc0 EFLAGS: 00010286 [ 54.658100] RAX: 0000000000000000 RBX: ffffed1002d38f78 RCX: ffffffff813a4050 [ 54.659361] RDX: ffff88800f13b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 54.660643] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d38f2f [ 54.661926] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.663210] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169c7df8 [ 54.664494] FS: 00007fe3ec98d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 54.665935] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.666979] CR2: 00007ffd8d917ef8 CR3: 00000000173c9000 CR4: 0000000000350ef0 [ 54.668240] Call Trace: [ 54.668763] [ 54.669179] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.670077] ? __create_object+0x59/0x80 [ 54.670860] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.671826] __vmalloc_noprof+0x59/0x60 [ 54.672578] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.673470] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.674406] bpf_prog_alloc+0x39/0x200 [ 54.675095] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.676021] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.676933] do_seccomp+0x349/0x25e0 [ 54.677658] ? find_held_lock+0x2b/0x80 [ 54.678421] ? do_prlimit+0x310/0x610 [ 54.679113] ? __pfx_do_seccomp+0x10/0x10 [ 54.679895] ? do_raw_spin_unlock+0x53/0x220 [ 54.680731] ? _raw_spin_unlock+0x1e/0x40 [ 54.681510] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.682469] ? static_key_count+0x60/0x80 [ 54.683221] prctl_set_seccomp+0x4e/0x70 [ 54.684003] __do_sys_prctl+0xe6c/0x1d70 [ 54.684774] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.685627] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.686585] ? irqentry_exit+0xf3/0x650 [ 54.687352] do_syscall_64+0xbf/0x430 [ 54.688033] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.688995] RIP: 0033:0x7fe3ece7f5cd [ 54.689684] 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 [ 54.692831] RSP: 002b:00007ffd8d915b40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.694182] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3ece7f5cd [ 54.695463] RDX: 0000564005638e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.696753] RBP: 00007ffd8d915ba0 R08: 0000000000000000 R09: 00007ffd8d915240 [ 54.698021] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564022f542b0 [ 54.699300] R13: 00007ffd8d915fd0 R14: 0000564022f56d20 R15: 0000564022f688d0 [ 54.700610] [ 54.701028] irq event stamp: 1821 [ 54.701671] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 54.703183] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 54.704705] softirqs last enabled at (1484): [] handle_softirqs+0x50c/0x770 [ 54.706080] softirqs last disabled at (1475): [] __irq_exit_rcu+0xc4/0x100 [ 54.707332] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 58.268409] ------------[ cut here ]------------ [ 58.269153] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 58.270835] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/253 [ 58.272043] Modules linked in: [ 58.272561] CPU: 1 UID: 104 PID: 253 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 58.274241] Tainted: [W]=WARN [ 58.274746] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.275975] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 58.276755] 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 [ 58.279418] RSP: 0018:ffff888016347bc0 EFLAGS: 00010286 [ 58.280193] RAX: 0000000000000000 RBX: ffffed1002c68f78 RCX: ffffffff813a4050 [ 58.281266] RDX: ffff888015ffb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 58.282355] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c68f2f [ 58.283423] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 58.284483] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016347df8 [ 58.285582] FS: 00007fea61c50900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 58.286777] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.287670] CR2: 00007fff1e544ef8 CR3: 0000000009fc0000 CR4: 0000000000350ef0 [ 58.288766] Call Trace: [ 58.289151] [ 58.289522] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 58.290226] ? __create_object+0x59/0x80 [ 58.290895] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.291702] __vmalloc_noprof+0x59/0x60 [ 58.292372] bpf_prog_alloc_no_stats+0x55/0x470 [ 58.293071] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.293835] bpf_prog_alloc+0x39/0x200 [ 58.294533] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.295336] bpf_prog_create_from_user+0xb2/0x2f0 [ 58.296055] do_seccomp+0x349/0x25e0 [ 58.296673] ? find_held_lock+0x2b/0x80 [ 58.297310] ? do_prlimit+0x310/0x610 [ 58.297889] ? __pfx_do_seccomp+0x10/0x10 [ 58.298552] ? do_raw_spin_unlock+0x53/0x220 [ 58.299210] ? _raw_spin_unlock+0x1e/0x40 [ 58.299867] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.300692] ? static_key_count+0x60/0x80 [ 58.301358] prctl_set_seccomp+0x4e/0x70 [ 58.301962] __do_sys_prctl+0xe6c/0x1d70 [ 58.302608] ? __pfx___do_sys_prctl+0x10/0x10 [ 58.303323] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 58.304092] ? irqentry_exit+0xf3/0x650 [ 58.304732] do_syscall_64+0xbf/0x430 [ 58.305340] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.306089] RIP: 0033:0x7fea621425cd [ 58.306669] 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 [ 58.309340] RSP: 002b:00007fff1e542550 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 58.310476] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fea621425cd [ 58.311546] RDX: 000055793c324e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 58.312615] RBP: 00007fff1e5425b0 R08: 0000000000000000 R09: 00007fff1e541c50 [ 58.313692] R10: 0000000000000000 R11: 0000000000000246 R12: 000055795d6feb10 [ 58.314761] R13: 00007fff1e5429e0 R14: 000055795d6ff2b0 R15: 000055795d7136f0 [ 58.315845] [ 58.316199] irq event stamp: 1715 [ 58.316749] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 58.318028] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 58.319311] softirqs last enabled at (1432): [] handle_softirqs+0x50c/0x770 [ 58.320595] softirqs last disabled at (1421): [] __irq_exit_rcu+0xc4/0x100 [ 58.321876] ---[ end trace 0000000000000000 ]--- [ 59.093937] ------------[ cut here ]------------ [ 59.094876] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 59.096927] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/261 [ 59.098449] Modules linked in: [ 59.099036] CPU: 1 UID: 104 PID: 261 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 59.101079] Tainted: [W]=WARN [ 59.101698] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 59.103182] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 59.104102] 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 [ 59.107321] RSP: 0018:ffff8880160bfbc0 EFLAGS: 00010286 [ 59.108265] RAX: 0000000000000000 RBX: ffffed1002c17f78 RCX: ffffffff813a4050 [ 59.109611] RDX: ffff8880146c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 59.110855] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c17f2f [ 59.112099] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 59.113376] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160bfdf8 [ 59.114630] FS: 00007f885a0bd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 59.116017] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 59.117056] CR2: 00007ffe855d1ef8 CR3: 000000001f4fb000 CR4: 0000000000350ef0 [ 59.118314] Call Trace: [ 59.118771] [ 59.119174] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 59.120052] ? __create_object+0x59/0x80 [ 59.120819] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 59.121770] __vmalloc_noprof+0x59/0x60 [ 59.122512] bpf_prog_alloc_no_stats+0x55/0x470 [ 59.123363] ? __pfx_seccomp_check_filter+0x10/0x10 [ 59.124223] bpf_prog_alloc+0x39/0x200 [ 59.124947] ? __pfx_seccomp_check_filter+0x10/0x10 [ 59.125858] bpf_prog_create_from_user+0xb2/0x2f0 [ 59.126742] do_seccomp+0x349/0x25e0 [ 59.127448] ? find_held_lock+0x2b/0x80 [ 59.128157] ? do_prlimit+0x310/0x610 [ 59.128897] ? __pfx_do_seccomp+0x10/0x10 [ 59.129656] ? do_raw_spin_unlock+0x53/0x220 [ 59.130479] ? _raw_spin_unlock+0x1e/0x40 [ 59.131204] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 59.132133] ? static_key_count+0x60/0x80 [ 59.132937] prctl_set_seccomp+0x4e/0x70 [ 59.133715] __do_sys_prctl+0xe6c/0x1d70 [ 59.134488] ? __pfx___do_sys_prctl+0x10/0x10 [ 59.135340] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 59.136236] ? irqentry_exit+0xf3/0x650 [ 59.136999] do_syscall_64+0xbf/0x430 [ 59.137733] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 59.138662] RIP: 0033:0x7f885a5af5cd [ 59.139355] 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 [ 59.142437] RSP: 002b:00007ffe855cf340 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 59.143765] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f885a5af5cd [ 59.145020] RDX: 000055595127ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 59.146260] RBP: 00007ffe855cf3a0 R08: 0000000000000000 R09: 00007ffe855cea40 [ 59.147537] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555958560bf0 [ 59.148804] R13: 00007ffe855cf7d0 R14: 000055595856a380 R15: 0000555958575460 [ 59.150088] [ 59.150541] irq event stamp: 1725 [ 59.151132] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 59.152614] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 59.154113] softirqs last enabled at (1566): [] handle_softirqs+0x50c/0x770 [ 59.155610] softirqs last disabled at (1561): [] __irq_exit_rcu+0xc4/0x100 [ 59.157094] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:5346' (ECDSA) to the list of known hosts. 2025/11/17 15:14:41 fuzzer started 2025/11/17 15:14:41 dialing manager at localhost:37895 2025/11/17 15:14:41 checking machine... 2025/11/17 15:14:41 checking revisions... [ 60.102156] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:14:42 testing simple program... [ 60.176719] cgroup: Unknown subsys name 'net' [ 60.235839] cgroup: Unknown subsys name 'cpuset' [ 60.255335] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:14:41 Registers: info registers vcpu 0 RAX=0000000080010100 RBX=ffff88806ce08908 RCX=ffffffff81618db1 RDX=ffff8880169c3780 RSI=ffffffff812a887d RDI=ffff88806ce08908 RBP=0000000000000001 RSP=ffff88806ce08638 R8 =0000000000000000 R9 =fffffbfff0f5c141 R10=0000000000000000 R11=0000000000000001 R12=ffff88806ce08908 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28e40 RIP=ffffffff81751c78 RFL=00000006 [-----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 00007fea61c50900 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=00007fff1e53c000 CR3=000000000d567000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000027467 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeaf48da68 CR3=0000000019c82000 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=2030343a34313a353120373120766f4e XMM01=73732878696e755f6d6170203a5d3235 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3235325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030343a34313a3531203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000