[ 39.417180] ------------[ cut here ]------------ [ 39.418123] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.420130] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/231 [ 39.421606] Modules linked in: [ 39.422188] CPU: 0 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.424400] Tainted: [W]=WARN [ 39.424954] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.426506] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.427421] 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 [ 39.430584] RSP: 0018:ffff88801608fbc0 EFLAGS: 00010286 [ 39.431552] RAX: 0000000000000000 RBX: ffffed1002c11f78 RCX: ffffffff813a4050 [ 39.432818] RDX: ffff888015d5b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.434126] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c11f2f [ 39.435390] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.436667] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801608fdf8 [ 39.437963] FS: 00007fead436e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.439392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.440436] CR2: 00007ffcd555cef7 CR3: 000000001036b000 CR4: 0000000000350ef0 [ 39.441732] Call Trace: [ 39.442190] [ 39.442637] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.443525] ? __create_object+0x59/0x80 [ 39.444299] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.445217] __vmalloc_noprof+0x59/0x60 [ 39.446012] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.446874] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.447809] bpf_prog_alloc+0x39/0x200 [ 39.448553] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.449502] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.450400] do_seccomp+0x349/0x25e0 [ 39.451069] ? find_held_lock+0x2b/0x80 [ 39.451824] ? do_prlimit+0x310/0x610 [ 39.452566] ? __pfx_do_seccomp+0x10/0x10 [ 39.453392] ? do_raw_spin_unlock+0x53/0x220 [ 39.454178] ? _raw_spin_unlock+0x1e/0x40 [ 39.454945] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.455891] ? static_key_count+0x60/0x80 [ 39.456689] prctl_set_seccomp+0x4e/0x70 [ 39.457498] __do_sys_prctl+0xe6c/0x1d70 [ 39.458234] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.459095] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.460050] ? irqentry_exit+0xf3/0x650 [ 39.460803] do_syscall_64+0xbf/0x430 [ 39.461580] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.462523] RIP: 0033:0x7fead48605cd [ 39.463183] 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 [ 39.466320] RSP: 002b:00007ffcd555a820 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.467481] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fead48605cd [ 39.468547] RDX: 0000557c097b0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.469645] RBP: 00007ffcd555a880 R08: 0000000000000000 R09: 00007ffcd5559f20 [ 39.470726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557c1a6efad0 [ 39.471802] R13: 00007ffcd555acb0 R14: 0000557c1a6f0bc0 R15: 0000557c1a701780 [ 39.472886] [ 39.473259] irq event stamp: 1855 [ 39.473798] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 39.475064] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 39.476341] softirqs last enabled at (1822): [] handle_softirqs+0x50c/0x770 [ 39.477667] softirqs last disabled at (1817): [] __irq_exit_rcu+0xc4/0x100 [ 39.478937] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.522089] ------------[ cut here ]------------ [ 42.523022] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.525081] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 42.526535] Modules linked in: [ 42.527125] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.529350] Tainted: [W]=WARN [ 42.529908] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.531437] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.532352] 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 [ 42.535525] RSP: 0018:ffff88801aa6fbc0 EFLAGS: 00010286 [ 42.536513] RAX: 0000000000000000 RBX: ffffed100354df78 RCX: ffffffff813a4050 [ 42.537814] RDX: ffff88801c531bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.539081] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100354df2f [ 42.540356] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.541650] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aa6fdf8 [ 42.542925] FS: 00007f3a5ffa9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.544346] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.545413] CR2: 00007f3a6050f4a6 CR3: 000000001ebd7000 CR4: 0000000000350ef0 [ 42.546683] Call Trace: [ 42.547143] [ 42.547589] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.548490] ? __create_object+0x59/0x80 [ 42.549225] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.550196] __vmalloc_noprof+0x59/0x60 [ 42.550966] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.551851] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.552774] bpf_prog_alloc+0x39/0x200 [ 42.553518] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.554458] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.555360] do_seccomp+0x349/0x25e0 [ 42.556036] ? find_held_lock+0x2b/0x80 [ 42.556799] ? do_prlimit+0x310/0x610 [ 42.557562] ? __pfx_do_seccomp+0x10/0x10 [ 42.558355] ? do_raw_spin_unlock+0x53/0x220 [ 42.559154] ? _raw_spin_unlock+0x1e/0x40 [ 42.559941] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.560914] ? static_key_count+0x60/0x80 [ 42.561714] prctl_set_seccomp+0x4e/0x70 [ 42.562495] __do_sys_prctl+0xe6c/0x1d70 [ 42.563235] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.564096] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.565057] ? irqentry_exit+0xf3/0x650 [ 42.565832] do_syscall_64+0xbf/0x430 [ 42.566574] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.567528] RIP: 0033:0x7f3a6049b5cd [ 42.568194] 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 [ 42.571327] RSP: 002b:00007ffc49727180 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.572664] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3a6049b5cd [ 42.573958] RDX: 000055e4e7020e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.575233] RBP: 00007ffc497271e0 R08: 0000000000000000 R09: 00007ffc49726880 [ 42.576522] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e4fa05ead0 [ 42.577837] R13: 00007ffc49727610 R14: 000055e4fa05fbc0 R15: 000055e4fa070780 [ 42.579135] [ 42.579611] irq event stamp: 1797 [ 42.580209] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.581761] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 42.583274] softirqs last enabled at (1388): [] handle_softirqs+0x50c/0x770 [ 42.584812] softirqs last disabled at (1383): [] __irq_exit_rcu+0xc4/0x100 [ 42.586277] ---[ end trace 0000000000000000 ]--- [ 43.214995] ------------[ cut here ]------------ [ 43.215794] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.217510] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 43.218729] Modules linked in: [ 43.219218] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.220961] Tainted: [W]=WARN [ 43.221477] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.222708] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.223472] 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 [ 43.226122] RSP: 0018:ffff88801aa47bc0 EFLAGS: 00010286 [ 43.226950] RAX: 0000000000000000 RBX: ffffed1003548f78 RCX: ffffffff813a4050 [ 43.228054] RDX: ffff8880162d1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.229123] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003548f2f [ 43.230196] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.231271] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801aa47df8 [ 43.232346] FS: 00007ff6bfd84900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.233570] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.234457] CR2: 00007ff6c0276580 CR3: 000000001fec2000 CR4: 0000000000350ef0 [ 43.235526] Call Trace: [ 43.235912] [ 43.236275] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.236993] ? __create_object+0x59/0x80 [ 43.237660] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.238479] __vmalloc_noprof+0x59/0x60 [ 43.239088] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.239824] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.240610] bpf_prog_alloc+0x39/0x200 [ 43.241189] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.241974] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.242743] do_seccomp+0x349/0x25e0 [ 43.243338] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.244049] ? __pfx_do_seccomp+0x10/0x10 [ 43.244718] ? find_held_lock+0x2b/0x80 [ 43.245356] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.246118] ? static_key_count+0x60/0x80 [ 43.246782] prctl_set_seccomp+0x4e/0x70 [ 43.247419] __do_sys_prctl+0xe6c/0x1d70 [ 43.248034] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.248742] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.249555] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.250364] ? irqentry_exit+0xf3/0x650 [ 43.250980] do_syscall_64+0xbf/0x430 [ 43.251607] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.252407] RIP: 0033:0x7ff6c02765cd [ 43.252951] 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 [ 43.255596] RSP: 002b:00007ffedd6f9b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.256744] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff6c02765cd [ 43.257819] RDX: 0000562bac1d9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.258877] RBP: 00007ffedd6f9bc0 R08: 0000000000000000 R09: 00007ffedd6f9260 [ 43.259945] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562bdd824bf0 [ 43.261019] R13: 00007ffedd6f9ff0 R14: 0000562bdd82e380 R15: 0000562bdd839460 [ 43.262120] [ 43.262513] irq event stamp: 1739 [ 43.263018] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 43.264300] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 43.265586] softirqs last enabled at (1632): [] handle_softirqs+0x50c/0x770 [ 43.266868] softirqs last disabled at (1627): [] __irq_exit_rcu+0xc4/0x100 [ 43.268123] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8309' (ECDSA) to the list of known hosts. 2025/11/17 19:21:30 fuzzer started 2025/11/17 19:21:31 dialing manager at localhost:37895 2025/11/17 19:21:31 checking machine... 2025/11/17 19:21:31 checking revisions... [ 44.161564] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:21:31 testing simple program... [ 44.255136] cgroup: Unknown subsys name 'net' [ 44.325055] cgroup: Unknown subsys name 'cpuset' [ 44.343658] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:21:30 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff8880e538f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff88800efb7ac0 RDI=ffff88806ce31cd0 RBP=ffff88800efb0000 RSP=ffff88806ce089f0 R8 =0000000000000001 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000022f7c R12=ffff88806ce08a01 R13=ffff88806ce08ab8 R14=ffff88800efb7ac0 R15=ffff88806ce08a70 RIP=ffffffff815bcfbd RFL=00000202 [-------] 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 00007f3a5ffa9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055e4fa074b88 CR3=000000001eb95000 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=0000000000021477 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=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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fc29f5f1008 CR3=000000000e8af000 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=2030333a31323a393120373120766f4e XMM01=73732878696e755f6d6170203a5d3833 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3833325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732039323a31323a3931203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000