[ 39.183369] ------------[ cut here ]------------ [ 39.184183] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.185893] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/230 [ 39.187099] Modules linked in: [ 39.187609] CPU: 0 UID: 104 PID: 230 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.189258] Tainted: [W]=WARN [ 39.189716] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.190941] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.191693] 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 [ 39.194338] RSP: 0018:ffff8880168cfbc0 EFLAGS: 00010286 [ 39.195144] RAX: 0000000000000000 RBX: ffffed1002d19f78 RCX: ffffffff813a4050 [ 39.196231] RDX: ffff8880189c1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.197310] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d19f2f [ 39.198378] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.199452] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880168cfdf8 [ 39.200544] FS: 00007fadc989c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.201768] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.202616] CR2: 00007fff87ae2ef8 CR3: 000000000d7c1000 CR4: 0000000000350ef0 [ 39.203703] Call Trace: [ 39.204113] [ 39.204455] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.205212] ? __create_object+0x59/0x80 [ 39.205870] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.206640] __vmalloc_noprof+0x59/0x60 [ 39.207283] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.208018] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.208790] bpf_prog_alloc+0x39/0x200 [ 39.209369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.210135] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.210883] do_seccomp+0x349/0x25e0 [ 39.211443] ? find_held_lock+0x2b/0x80 [ 39.212094] ? do_prlimit+0x310/0x610 [ 39.212670] ? __pfx_do_seccomp+0x10/0x10 [ 39.213322] ? do_raw_spin_unlock+0x53/0x220 [ 39.214018] ? _raw_spin_unlock+0x1e/0x40 [ 39.214636] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.215433] ? static_key_count+0x60/0x80 [ 39.216105] prctl_set_seccomp+0x4e/0x70 [ 39.216715] __do_sys_prctl+0xe6c/0x1d70 [ 39.217371] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.218087] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.218907] ? irqentry_exit+0xf3/0x650 [ 39.219504] do_syscall_64+0xbf/0x430 [ 39.220135] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.220936] RIP: 0033:0x7fadc9d8e5cd [ 39.221493] 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 [ 39.224136] RSP: 002b:00007fff87ae1230 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.225266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fadc9d8e5cd [ 39.226331] RDX: 0000555a4a8b9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.227677] RBP: 00007fff87ae1290 R08: 0000000000000000 R09: 00007fff87ae0930 [ 39.228858] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555a6edf0ad0 [ 39.229980] R13: 00007fff87ae16c0 R14: 0000555a6edf1bc0 R15: 0000555a6ee02780 [ 39.231093] [ 39.231453] irq event stamp: 1723 [ 39.232065] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.233356] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.234616] softirqs last enabled at (1216): [] handle_softirqs+0x50c/0x770 [ 39.235993] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 39.237260] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.662967] ------------[ cut here ]------------ [ 42.664073] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.666387] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/239 [ 42.668067] Modules linked in: [ 42.668740] CPU: 0 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.671074] Tainted: [W]=WARN [ 42.671733] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.673462] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.674517] 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 [ 42.678176] RSP: 0018:ffff888016e9fbc0 EFLAGS: 00010286 [ 42.679298] RAX: 0000000000000000 RBX: ffffed1002dd3f78 RCX: ffffffff813a4050 [ 42.680792] RDX: ffff888018af8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.682263] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dd3f2f [ 42.683767] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.685240] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e9fdf8 [ 42.686712] FS: 00007f6aaf256900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.688400] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.689614] CR2: 00007f6aaf748580 CR3: 000000001f875000 CR4: 0000000000350ef0 [ 42.691090] Call Trace: [ 42.691619] [ 42.692158] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.693177] ? __create_object+0x59/0x80 [ 42.694074] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.695188] __vmalloc_noprof+0x59/0x60 [ 42.696060] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.697059] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.698122] bpf_prog_alloc+0x39/0x200 [ 42.698969] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.700052] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.701095] do_seccomp+0x349/0x25e0 [ 42.701920] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.702959] ? __pfx_do_seccomp+0x10/0x10 [ 42.703885] ? find_held_lock+0x2b/0x80 [ 42.704703] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.705852] ? static_key_count+0x60/0x80 [ 42.706709] prctl_set_seccomp+0x4e/0x70 [ 42.707600] __do_sys_prctl+0xe6c/0x1d70 [ 42.708519] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.709493] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.710601] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.711723] ? irqentry_exit+0xf3/0x650 [ 42.712582] do_syscall_64+0xbf/0x430 [ 42.713430] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.714525] RIP: 0033:0x7f6aaf7485cd [ 42.715334] 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 [ 42.719014] RSP: 002b:00007ffd51f03d40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.720601] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6aaf7485cd [ 42.722074] RDX: 000055a6288c1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.723551] RBP: 00007ffd51f03da0 R08: 0000000000000000 R09: 00007ffd51f03440 [ 42.725038] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a652eafad0 [ 42.726515] R13: 00007ffd51f041d0 R14: 000055a652eb0bc0 R15: 000055a652ec1780 [ 42.728021] [ 42.728504] irq event stamp: 1701 [ 42.729264] hardirqs last enabled at (1711): [] __up_console_sem+0x78/0x80 [ 42.731021] hardirqs last disabled at (1720): [] __up_console_sem+0x5d/0x80 [ 42.732637] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 42.733760] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 42.734841] ---[ end trace 0000000000000000 ]--- [ 43.278930] ------------[ cut here ]------------ [ 43.279885] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.281975] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 43.283449] Modules linked in: [ 43.284104] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.286164] Tainted: [W]=WARN [ 43.286783] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.288549] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.289560] 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 [ 43.292853] RSP: 0018:ffff88801ae47bc0 EFLAGS: 00010286 [ 43.293873] RAX: 0000000000000000 RBX: ffffed10035c8f78 RCX: ffffffff813a4050 [ 43.295201] RDX: ffff8880162d3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.296536] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035c8f2f [ 43.297856] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.299171] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ae47df8 [ 43.300495] FS: 00007fa63cce2900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.301987] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.303080] CR2: 00007fa63d1d4580 CR3: 0000000009a36000 CR4: 0000000000350ef0 [ 43.304425] Call Trace: [ 43.304953] [ 43.305388] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.306313] ? __create_object+0x59/0x80 [ 43.307131] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.308161] __vmalloc_noprof+0x59/0x60 [ 43.308956] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.309864] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.310845] bpf_prog_alloc+0x39/0x200 [ 43.311568] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.312562] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.313514] do_seccomp+0x349/0x25e0 [ 43.314267] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.315204] ? __pfx_do_seccomp+0x10/0x10 [ 43.316039] ? find_held_lock+0x2b/0x80 [ 43.316825] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.317834] ? static_key_count+0x60/0x80 [ 43.318627] prctl_set_seccomp+0x4e/0x70 [ 43.319436] __do_sys_prctl+0xe6c/0x1d70 [ 43.320257] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.321157] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.322165] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.323179] ? irqentry_exit+0xf3/0x650 [ 43.323993] do_syscall_64+0xbf/0x430 [ 43.324725] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.325732] RIP: 0033:0x7fa63d1d45cd [ 43.326467] 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 [ 43.329814] RSP: 002b:00007ffc09acb8a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.331239] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa63d1d45cd [ 43.332865] RDX: 0000562613817e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.334227] RBP: 00007ffc09acb900 R08: 0000000000000000 R09: 00007ffc09acafa0 [ 43.335566] R10: 0000000000000000 R11: 0000000000000246 R12: 000056261a42cad0 [ 43.336869] R13: 00007ffc09acbd30 R14: 000056261a42dbc0 R15: 000056261a43e780 [ 43.338066] [ 43.338462] irq event stamp: 1803 [ 43.339065] hardirqs last enabled at (1813): [] __up_console_sem+0x78/0x80 [ 43.340483] hardirqs last disabled at (1822): [] __up_console_sem+0x5d/0x80 [ 43.341896] softirqs last enabled at (1762): [] handle_softirqs+0x50c/0x770 [ 43.343319] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100 [ 43.344729] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33854' (ECDSA) to the list of known hosts. 2025/11/18 04:28:07 fuzzer started 2025/11/18 04:28:07 dialing manager at localhost:37895 2025/11/18 04:28:07 checking machine... 2025/11/18 04:28:07 checking revisions... [ 44.207504] kmemleak: Automatic memory scanning thread ended 2025/11/18 04:28:07 testing simple program... [ 44.310386] cgroup: Unknown subsys name 'net' [ 44.383878] cgroup: Unknown subsys name 'cpuset' [ 44.398581] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 04:28:06 Registers: info registers vcpu 0 RAX=ffff8880161f8001 RBX=0000000000000001 RCX=0000000000000001 RDX=ffff8880161f7b01 RSI=ffff8880161f7b38 RDI=ffff8880161f75f0 RBP=ffff8880161f7638 RSP=ffff8880161f7568 R8 =0000000000000001 R9 =ffff8880161f7620 R10=000000000003c9ed R11=000000000002301d R12=ffff8880161f7640 R13=ffff8880161f7628 R14=ffff8880161f7b38 R15=ffff8880161f75e0 RIP=ffffffff8135e2f5 RFL=00000292 [--S-A--] 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 00007f6aaf256900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f6aaf21b008 CR3=000000001f8d6000 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=000000000002675f 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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcae34bc000 CR3=000000000d1e1000 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=2036303a38323a343020383120766f4e XMM01=73732878696e755f6d6170203a5d3833 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3833325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036303a38323a3430203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000