[ 46.471535] ------------[ cut here ]------------ [ 46.472500] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.474515] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.476067] Modules linked in: [ 46.476689] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.478747] Tainted: [W]=WARN [ 46.479313] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.480826] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.481696] 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 [ 46.484897] RSP: 0018:ffff88801617fbc0 EFLAGS: 00010286 [ 46.485885] RAX: 0000000000000000 RBX: ffffed1002c2ff78 RCX: ffffffff813a4050 [ 46.487172] RDX: ffff88801640d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.488483] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c2ff2f [ 46.489761] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.491024] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801617fdf8 [ 46.492299] FS: 00007f79ae5b2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.493742] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.494788] CR2: 00007f79aeaa4580 CR3: 000000000a15c000 CR4: 0000000000350ef0 [ 46.496057] Call Trace: [ 46.496524] [ 46.496974] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.497861] ? __create_object+0x59/0x80 [ 46.498581] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.499528] __vmalloc_noprof+0x59/0x60 [ 46.500262] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.501134] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.502055] bpf_prog_alloc+0x39/0x200 [ 46.502791] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.503670] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.504581] do_seccomp+0x349/0x25e0 [ 46.505301] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.506186] ? __pfx_do_seccomp+0x10/0x10 [ 46.506964] ? find_held_lock+0x2b/0x80 [ 46.507686] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.508648] ? static_key_count+0x60/0x80 [ 46.509439] prctl_set_seccomp+0x4e/0x70 [ 46.510199] __do_sys_prctl+0xe6c/0x1d70 [ 46.510969] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.511817] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.512778] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.513704] ? irqentry_exit+0xf3/0x650 [ 46.514467] do_syscall_64+0xbf/0x430 [ 46.515218] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.516157] RIP: 0033:0x7f79aeaa45cd [ 46.516877] 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 [ 46.520053] RSP: 002b:00007ffe9ca564e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.521423] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f79aeaa45cd [ 46.522709] RDX: 00005576efb96e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.524005] RBP: 00007ffe9ca56540 R08: 0000000000000000 R09: 00007ffe9ca55be0 [ 46.525312] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557718346ad0 [ 46.526606] R13: 00007ffe9ca56970 R14: 0000557718347bc0 R15: 0000557718358780 [ 46.527904] [ 46.528335] irq event stamp: 1731 [ 46.528978] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 46.530511] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 46.532020] softirqs last enabled at (1710): [] handle_softirqs+0x50c/0x770 [ 46.533597] softirqs last disabled at (1705): [] __irq_exit_rcu+0xc4/0x100 [ 46.535089] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.106305] ------------[ cut here ]------------ [ 49.107235] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.109218] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 49.110664] Modules linked in: [ 49.111520] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.113569] Tainted: [W]=WARN [ 49.114172] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.115616] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.116538] 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 [ 49.119689] RSP: 0018:ffff888017eafbc0 EFLAGS: 00010286 [ 49.120681] RAX: 0000000000000000 RBX: ffffed1002fd5f78 RCX: ffffffff813a4050 [ 49.121955] RDX: ffff888009885340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.123217] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fd5f2f [ 49.124497] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.125769] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017eafdf8 [ 49.127041] FS: 00007f285cc33900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.128478] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.129542] CR2: 00007f285d125580 CR3: 00000000201b7000 CR4: 0000000000350ef0 [ 49.130821] Call Trace: [ 49.131277] [ 49.131680] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.132593] ? __create_object+0x59/0x80 [ 49.133369] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.134341] __vmalloc_noprof+0x59/0x60 [ 49.135091] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.135960] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.136895] bpf_prog_alloc+0x39/0x200 [ 49.137578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.138494] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.139387] do_seccomp+0x349/0x25e0 [ 49.140102] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.141007] ? __pfx_do_seccomp+0x10/0x10 [ 49.141799] ? find_held_lock+0x2b/0x80 [ 49.142497] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.143453] ? static_key_count+0x60/0x80 [ 49.144242] prctl_set_seccomp+0x4e/0x70 [ 49.145009] __do_sys_prctl+0xe6c/0x1d70 [ 49.145778] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.146585] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.147526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.148501] ? irqentry_exit+0xf3/0x650 [ 49.149254] do_syscall_64+0xbf/0x430 [ 49.149984] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.150925] RIP: 0033:0x7f285d1255cd [ 49.151571] 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 [ 49.154744] RSP: 002b:00007ffc82070920 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.156080] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f285d1255cd [ 49.157362] RDX: 00005558182d0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.158616] RBP: 00007ffc82070980 R08: 0000000000000000 R09: 00007ffc82070020 [ 49.159879] R10: 0000000000000000 R11: 0000000000000246 R12: 000055584814e2b0 [ 49.161136] R13: 00007ffc82070db0 R14: 0000555848150d20 R15: 00005558481628d0 [ 49.162240] [ 49.162593] irq event stamp: 1863 [ 49.163126] hardirqs last enabled at (1873): [] __up_console_sem+0x78/0x80 [ 49.164380] hardirqs last disabled at (1882): [] __up_console_sem+0x5d/0x80 [ 49.165633] softirqs last enabled at (1852): [] handle_softirqs+0x50c/0x770 [ 49.166891] softirqs last disabled at (1847): [] __irq_exit_rcu+0xc4/0x100 [ 49.168134] ---[ end trace 0000000000000000 ]--- [ 49.865684] ------------[ cut here ]------------ [ 49.866601] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.868577] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 49.870012] Modules linked in: [ 49.870594] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.872566] Tainted: [W]=WARN [ 49.873172] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.874627] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.875583] 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 [ 49.878712] RSP: 0018:ffff8880174cfbc0 EFLAGS: 00010286 [ 49.879683] RAX: 0000000000000000 RBX: ffffed1002e99f78 RCX: ffffffff813a4050 [ 49.880963] RDX: ffff888014591bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.882250] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e99f2f [ 49.883520] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.884805] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880174cfdf8 [ 49.886064] FS: 00007f6882ebb900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.887487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.888557] CR2: 00007ffcc7c55ef8 CR3: 000000000d94f000 CR4: 0000000000350ef0 [ 49.889840] Call Trace: [ 49.890302] [ 49.890700] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.891607] ? __create_object+0x59/0x80 [ 49.892389] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.893363] __vmalloc_noprof+0x59/0x60 [ 49.894117] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.894996] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.895947] bpf_prog_alloc+0x39/0x200 [ 49.896648] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.897566] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.898464] do_seccomp+0x349/0x25e0 [ 49.899178] ? find_held_lock+0x2b/0x80 [ 49.899943] ? do_prlimit+0x310/0x610 [ 49.900644] ? __pfx_do_seccomp+0x10/0x10 [ 49.901420] ? do_raw_spin_unlock+0x53/0x220 [ 49.902236] ? _raw_spin_unlock+0x1e/0x40 [ 49.903013] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.903980] ? static_key_count+0x60/0x80 [ 49.904802] prctl_set_seccomp+0x4e/0x70 [ 49.905525] __do_sys_prctl+0xe6c/0x1d70 [ 49.906304] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.907205] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.908201] ? irqentry_exit+0xf3/0x650 [ 49.908991] do_syscall_64+0xbf/0x430 [ 49.909684] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.910629] RIP: 0033:0x7f68833ad5cd [ 49.911330] 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 [ 49.914475] RSP: 002b:00007ffcc7c53710 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.915845] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f68833ad5cd [ 49.917143] RDX: 0000555cfc122e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.918416] RBP: 00007ffcc7c53770 R08: 0000000000000000 R09: 00007ffcc7c52e10 [ 49.919699] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555cfd9aaad0 [ 49.921015] R13: 00007ffcc7c53ba0 R14: 0000555cfd9abbc0 R15: 0000555cfd9bc780 [ 49.922306] [ 49.922765] irq event stamp: 1753 [ 49.923362] hardirqs last enabled at (1761): [] __up_console_sem+0x78/0x80 [ 49.924873] hardirqs last disabled at (1770): [] __up_console_sem+0x5d/0x80 [ 49.926386] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 49.927916] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 49.929427] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60355' (ECDSA) to the list of known hosts. 2025/11/19 03:22:08 fuzzer started 2025/11/19 03:22:08 dialing manager at localhost:34383 2025/11/19 03:22:08 checking machine... 2025/11/19 03:22:08 checking revisions... [ 50.741543] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:22:08 testing simple program... [ 50.846554] cgroup: Unknown subsys name 'net' [ 50.921770] cgroup: Unknown subsys name 'cpuset' [ 50.937085] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:22:07 Registers: info registers vcpu 0 RAX=0000000000004005 RBX=ffff888016593780 RCX=00000000ffffffff RDX=0000000000000008 RSI=ffff8880165941d8 RDI=00000000fffffffe RBP=ffff8880165941d8 RSP=ffff888016d97418 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff8880165941d8 R13=ffffffffffffffff R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81527599 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 00007f285cc33900 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=00007f285cbec008 CR3=00000000201bb000 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=0000000000021059 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 fffffe7c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa8b14e8020 CR3=000000000dae0000 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=f8658170bcdaf190b24e2a6d41d3c27f XMM02=ec2efd57dc4c00df00000000003040e0 XMM03=4059bd447fc0e03f00000000003041b0 XMM04=9efa0afdf9fd382e00000000000ae988 XMM05=090f1556b20111b3000000000031f008 XMM06=5b75c91c80445342000000000031ee90 XMM07=e042d86d42eb936e000000000030f7d0 XMM08=4059bd447fc0e03f00000000003041b0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000