[ 39.112610] ------------[ cut here ]------------ [ 39.113578] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.115654] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.117212] Modules linked in: [ 39.118031] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.121315] Tainted: [W]=WARN [ 39.122239] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.124140] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.125148] 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 [ 39.128525] RSP: 0018:ffff888018737bc0 EFLAGS: 00010286 [ 39.129576] RAX: 0000000000000000 RBX: ffffed10030e6f78 RCX: ffffffff813a4050 [ 39.130931] RDX: ffff888017738000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.132306] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030e6f2f [ 39.133681] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.135024] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018737df8 [ 39.136405] FS: 00007ff6d3ea7900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.137924] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.139044] CR2: 00007ffc365d1ef8 CR3: 0000000018600000 CR4: 0000000000350ef0 [ 39.140440] Call Trace: [ 39.140985] [ 39.141432] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.142377] ? __create_object+0x59/0x80 [ 39.143182] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.144258] __vmalloc_noprof+0x59/0x60 [ 39.145308] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.146315] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.147313] bpf_prog_alloc+0x39/0x200 [ 39.148083] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.149084] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.150043] do_seccomp+0x349/0x25e0 [ 39.150755] ? find_held_lock+0x2b/0x80 [ 39.151571] ? do_prlimit+0x310/0x610 [ 39.152362] ? __pfx_do_seccomp+0x10/0x10 [ 39.153192] ? do_raw_spin_unlock+0x53/0x220 [ 39.154083] ? _raw_spin_unlock+0x1e/0x40 [ 39.154913] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.155961] ? static_key_count+0x60/0x80 [ 39.156767] prctl_set_seccomp+0x4e/0x70 [ 39.157613] __do_sys_prctl+0xe6c/0x1d70 [ 39.158447] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.159369] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.160399] ? irqentry_exit+0xf3/0x650 [ 39.161211] do_syscall_64+0xbf/0x430 [ 39.162002] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.163007] RIP: 0033:0x7ff6d43995cd [ 39.163721] 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 [ 39.167059] RSP: 002b:00007ffc365cf560 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.168624] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff6d43995cd [ 39.170100] RDX: 0000561a0b0ebe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.171244] RBP: 00007ffc365cf5c0 R08: 0000000000000000 R09: 00007ffc365cec60 [ 39.172388] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561a336c72b0 [ 39.173529] R13: 00007ffc365cf9f0 R14: 0000561a336c9d20 R15: 0000561a336db8d0 [ 39.174674] [ 39.175078] irq event stamp: 1775 [ 39.175619] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 39.176983] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 39.178330] softirqs last enabled at (1354): [] handle_softirqs+0x50c/0x770 [ 39.179686] softirqs last disabled at (1349): [] __irq_exit_rcu+0xc4/0x100 [ 39.181040] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.459183] ------------[ cut here ]------------ [ 41.459761] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.461043] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 41.461976] Modules linked in: [ 41.462347] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.463577] Tainted: [W]=WARN [ 41.463952] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.464893] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.465459] 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 [ 41.467488] RSP: 0018:ffff888015987bc0 EFLAGS: 00010286 [ 41.468108] RAX: 0000000000000000 RBX: ffffed1002b30f78 RCX: ffffffff813a4050 [ 41.468924] RDX: ffff888015d90000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.469718] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002b30f2f [ 41.470533] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.471355] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015987df8 [ 41.472178] FS: 00007fdd510b4900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.473105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.473751] CR2: 00007fdd515a6580 CR3: 000000000d049000 CR4: 0000000000350ef0 [ 41.474561] Call Trace: [ 41.474878] [ 41.475138] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.475675] ? __create_object+0x59/0x80 [ 41.476173] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.476760] __vmalloc_noprof+0x59/0x60 [ 41.477247] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.477780] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.478381] bpf_prog_alloc+0x39/0x200 [ 41.478849] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.479412] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.479984] do_seccomp+0x349/0x25e0 [ 41.480418] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.480995] ? __pfx_do_seccomp+0x10/0x10 [ 41.481468] ? find_held_lock+0x2b/0x80 [ 41.481949] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.482529] ? static_key_count+0x60/0x80 [ 41.483031] prctl_set_seccomp+0x4e/0x70 [ 41.483499] __do_sys_prctl+0xe6c/0x1d70 [ 41.483994] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.484509] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.485130] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.485716] ? irqentry_exit+0xf3/0x650 [ 41.486268] do_syscall_64+0xbf/0x430 [ 41.486713] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.487321] RIP: 0033:0x7fdd515a65cd [ 41.487743] 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 [ 41.489782] RSP: 002b:00007ffe11dc1050 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.490645] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdd515a65cd [ 41.491461] RDX: 0000559217bace00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.492284] RBP: 00007ffe11dc10b0 R08: 0000000000000000 R09: 00007ffe11dc0750 [ 41.493099] R10: 0000000000000000 R11: 0000000000000246 R12: 000055925238abf0 [ 41.493904] R13: 00007ffe11dc14e0 R14: 0000559252394380 R15: 000055925239f460 [ 41.494709] [ 41.494999] irq event stamp: 1705 [ 41.495386] hardirqs last enabled at (1713): [] __up_console_sem+0x78/0x80 [ 41.496355] hardirqs last disabled at (1722): [] __up_console_sem+0x5d/0x80 [ 41.497332] softirqs last enabled at (1592): [] handle_softirqs+0x50c/0x770 [ 41.498308] softirqs last disabled at (1575): [] __irq_exit_rcu+0xc4/0x100 [ 41.499272] ---[ end trace 0000000000000000 ]--- [ 42.247902] ------------[ cut here ]------------ [ 42.248765] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.250882] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 42.252320] Modules linked in: [ 42.252976] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.254957] Tainted: [W]=WARN [ 42.255504] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.256977] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.257876] 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 [ 42.261063] RSP: 0018:ffff888016927bc0 EFLAGS: 00010286 [ 42.262047] RAX: 0000000000000000 RBX: ffffed1002d24f78 RCX: ffffffff813a4050 [ 42.263345] RDX: ffff888016510000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.264646] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d24f2f [ 42.265960] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.267264] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016927df8 [ 42.268559] FS: 00007f2f87bd8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.270008] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.271061] CR2: 00007ffdc0c77ef8 CR3: 000000000b75a000 CR4: 0000000000350ef0 [ 42.272345] Call Trace: [ 42.272914] [ 42.273425] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.274542] ? __create_object+0x59/0x80 [ 42.275330] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.276299] __vmalloc_noprof+0x59/0x60 [ 42.277064] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.277936] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.278855] bpf_prog_alloc+0x39/0x200 [ 42.279552] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.280645] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.281771] do_seccomp+0x349/0x25e0 [ 42.282624] ? find_held_lock+0x2b/0x80 [ 42.283388] ? do_prlimit+0x310/0x610 [ 42.284137] ? __pfx_do_seccomp+0x10/0x10 [ 42.284920] ? do_raw_spin_unlock+0x53/0x220 [ 42.285731] ? _raw_spin_unlock+0x1e/0x40 [ 42.286509] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.287488] ? static_key_count+0x60/0x80 [ 42.288292] prctl_set_seccomp+0x4e/0x70 [ 42.289091] __do_sys_prctl+0xe6c/0x1d70 [ 42.289887] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.290706] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.291677] ? irqentry_exit+0xf3/0x650 [ 42.292443] do_syscall_64+0xbf/0x430 [ 42.293200] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.294165] RIP: 0033:0x7f2f880ca5cd [ 42.294887] 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 [ 42.298112] RSP: 002b:00007ffdc0c75410 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.299496] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f880ca5cd [ 42.300820] RDX: 000055719e9d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.302135] RBP: 00007ffdc0c75470 R08: 0000000000000000 R09: 00007ffdc0c74b10 [ 42.303414] R10: 0000000000000000 R11: 0000000000000246 R12: 00005571d37fbad0 [ 42.304694] R13: 00007ffdc0c758a0 R14: 00005571d37fcbc0 R15: 00005571d380d780 [ 42.305996] [ 42.306416] irq event stamp: 1735 [ 42.307056] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 42.308568] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 42.310033] softirqs last enabled at (1606): [] handle_softirqs+0x50c/0x770 [ 42.311030] softirqs last disabled at (1599): [] __irq_exit_rcu+0xc4/0x100 [ 42.312009] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:54983' (ECDSA) to the list of known hosts. 2025/11/18 14:44:25 fuzzer started 2025/11/18 14:44:25 dialing manager at localhost:34383 2025/11/18 14:44:25 checking machine... 2025/11/18 14:44:25 checking revisions... [ 43.119241] kmemleak: Automatic memory scanning thread ended 2025/11/18 14:44:25 testing simple program... [ 43.178832] cgroup: Unknown subsys name 'net' [ 43.233111] cgroup: Unknown subsys name 'cpuset' [ 43.242749] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 14:44:24 Registers: info registers vcpu 0 RAX=0000000000013885 RBX=ffff88800abf7e18 RCX=ffffffff817d9966 RDX=0000000000000000 RSI=0000000000000000 RDI=0000000000000000 RBP=0000000000000293 RSP=ffff88800abf7d10 R8 =0000000000000001 R9 =0000000000000001 R10=ffffffff8664f857 R11=0000000000000001 R12=ffff88801859d000 R13=ffff88801755f340 R14=0000000000000000 R15=ffff88801d123f40 RIP=ffffffff83ee5218 RFL=00000246 [---Z-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 00007fdd510b4900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe11dbb000 CR3=000000001f011000 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=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=000000000001d1b3 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=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 fffffe5800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7bf94aa038 CR3=000000000d7ed000 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=bd638e62cd1379aaf6445e76bb301afa XMM02=0000000000301418ec2efd57dc4c00df XMM03=000000000030ec00061d5570e41b2fe1 XMM04=91ec0d0b18c4f27900000000000ae988 XMM05=07c8bb74b6c04a44000000000031f450 XMM06=d74844bf967d85ba000000000031f2d8 XMM07=e042d86d42eb936e000000000030ee80 XMM08=061d5570e41b2fe10000000000301478 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000