[ 39.293423] ------------[ cut here ]------------ [ 39.294300] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.296390] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.297852] Modules linked in: [ 39.298500] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.300513] Tainted: [W]=WARN [ 39.301065] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.302548] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.303482] 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 [ 39.306656] RSP: 0018:ffff8880142f7bc0 EFLAGS: 00010286 [ 39.307635] RAX: 0000000000000000 RBX: ffffed100285ef78 RCX: ffffffff813a4050 [ 39.308898] RDX: ffff888015451bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.310378] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100285ef2f [ 39.311794] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.313075] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880142f7df8 [ 39.314350] FS: 00007f8937d54900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.315798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.316865] CR2: 00007f8938246580 CR3: 000000000e0b1000 CR4: 0000000000350ef0 [ 39.318133] Call Trace: [ 39.318647] [ 39.319057] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.319938] ? __create_object+0x59/0x80 [ 39.320701] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.321677] __vmalloc_noprof+0x59/0x60 [ 39.322423] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.323259] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.324177] bpf_prog_alloc+0x39/0x200 [ 39.324891] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.325820] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.326733] do_seccomp+0x349/0x25e0 [ 39.327446] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.328302] ? __pfx_do_seccomp+0x10/0x10 [ 39.329077] ? find_held_lock+0x2b/0x80 [ 39.329814] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.330777] ? static_key_count+0x60/0x80 [ 39.331580] prctl_set_seccomp+0x4e/0x70 [ 39.332309] __do_sys_prctl+0xe6c/0x1d70 [ 39.333084] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.333943] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.334914] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.335875] ? irqentry_exit+0xf3/0x650 [ 39.336648] do_syscall_64+0xbf/0x430 [ 39.337388] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.338285] RIP: 0033:0x7f89382465cd [ 39.338995] 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 [ 39.342118] RSP: 002b:00007ffc4c6b5270 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.343476] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f89382465cd [ 39.344764] RDX: 000055e79ec91e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.346032] RBP: 00007ffc4c6b52d0 R08: 0000000000000000 R09: 00007ffc4c6b4970 [ 39.347338] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e7de7992b0 [ 39.348608] R13: 00007ffc4c6b5700 R14: 000055e7de79bd20 R15: 000055e7de7ad8d0 [ 39.349906] [ 39.350366] irq event stamp: 1785 [ 39.350992] hardirqs last enabled at (1793): [] __up_console_sem+0x78/0x80 [ 39.352509] hardirqs last disabled at (1802): [] __up_console_sem+0x5d/0x80 [ 39.354010] softirqs last enabled at (1666): [] handle_softirqs+0x50c/0x770 [ 39.355540] softirqs last disabled at (1659): [] __irq_exit_rcu+0xc4/0x100 [ 39.357033] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.792449] ------------[ cut here ]------------ [ 42.793413] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.795449] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.796915] Modules linked in: [ 42.797554] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.799575] Tainted: [W]=WARN [ 42.800135] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.801621] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.802552] 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 [ 42.805757] RSP: 0018:ffff888015dc7bc0 EFLAGS: 00010286 [ 42.806754] RAX: 0000000000000000 RBX: ffffed1002bb8f78 RCX: ffffffff813a4050 [ 42.808051] RDX: ffff88800e881bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.809358] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bb8f2f [ 42.810661] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.811954] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015dc7df8 [ 42.813242] FS: 00007f2ae2469900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.814702] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.815767] CR2: 00007ffeb6d00ef8 CR3: 000000000c1db000 CR4: 0000000000350ef0 [ 42.817065] Call Trace: [ 42.817575] [ 42.817992] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.818903] ? __create_object+0x59/0x80 [ 42.819694] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.820675] __vmalloc_noprof+0x59/0x60 [ 42.821440] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.822277] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.823223] bpf_prog_alloc+0x39/0x200 [ 42.824041] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.824985] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.825897] do_seccomp+0x349/0x25e0 [ 42.826635] ? find_held_lock+0x2b/0x80 [ 42.827401] ? do_prlimit+0x310/0x610 [ 42.828105] ? __pfx_do_seccomp+0x10/0x10 [ 42.828897] ? do_raw_spin_unlock+0x53/0x220 [ 42.829736] ? _raw_spin_unlock+0x1e/0x40 [ 42.830530] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.831502] ? static_key_count+0x60/0x80 [ 42.832265] prctl_set_seccomp+0x4e/0x70 [ 42.833040] __do_sys_prctl+0xe6c/0x1d70 [ 42.833863] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.834742] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.835721] ? irqentry_exit+0xf3/0x650 [ 42.836491] do_syscall_64+0xbf/0x430 [ 42.837192] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.838145] RIP: 0033:0x7f2ae295b5cd [ 42.838870] 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 [ 42.842066] RSP: 002b:00007ffeb6cfed20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.843457] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2ae295b5cd [ 42.844753] RDX: 00005597272f0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.846041] RBP: 00007ffeb6cfed80 R08: 0000000000000000 R09: 00007ffeb6cfe420 [ 42.847334] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559763eb8ad0 [ 42.848416] R13: 00007ffeb6cff1b0 R14: 0000559763eb9bc0 R15: 0000559763eca780 [ 42.849515] [ 42.849876] irq event stamp: 1709 [ 42.850426] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 42.851730] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 42.853023] softirqs last enabled at (1300): [] handle_softirqs+0x50c/0x770 [ 42.854340] softirqs last disabled at (1295): [] __irq_exit_rcu+0xc4/0x100 [ 42.855630] ---[ end trace 0000000000000000 ]--- [ 43.536797] ------------[ cut here ]------------ [ 43.537561] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.539227] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 43.540425] Modules linked in: [ 43.540911] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.542537] Tainted: [W]=WARN [ 43.543025] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.544309] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.545106] 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 [ 43.547880] RSP: 0018:ffff888016b67bc0 EFLAGS: 00010286 [ 43.548720] RAX: 0000000000000000 RBX: ffffed1002d6cf78 RCX: ffffffff813a4050 [ 43.549817] RDX: ffff8880155a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.550918] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d6cf2f [ 43.552008] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.553106] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b67df8 [ 43.554192] FS: 00007f5a3a7ca900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.555409] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.556252] CR2: 00007ffe841d8ef8 CR3: 00000000101ad000 CR4: 0000000000350ef0 [ 43.557333] Call Trace: [ 43.557725] [ 43.558062] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.558806] ? __create_object+0x59/0x80 [ 43.559502] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.560297] __vmalloc_noprof+0x59/0x60 [ 43.560977] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.561721] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.562507] bpf_prog_alloc+0x39/0x200 [ 43.563089] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.563875] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.564631] do_seccomp+0x349/0x25e0 [ 43.565200] ? find_held_lock+0x2b/0x80 [ 43.565823] ? do_prlimit+0x310/0x610 [ 43.566443] ? __pfx_do_seccomp+0x10/0x10 [ 43.567079] ? do_raw_spin_unlock+0x53/0x220 [ 43.567777] ? _raw_spin_unlock+0x1e/0x40 [ 43.568436] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.569197] ? static_key_count+0x60/0x80 [ 43.569871] prctl_set_seccomp+0x4e/0x70 [ 43.570514] __do_sys_prctl+0xe6c/0x1d70 [ 43.571130] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.571838] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.572643] ? irqentry_exit+0xf3/0x650 [ 43.573246] do_syscall_64+0xbf/0x430 [ 43.573853] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.574659] RIP: 0033:0x7f5a3acbc5cd [ 43.575213] 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 [ 43.577896] RSP: 002b:00007ffe841d7c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.579034] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5a3acbc5cd [ 43.580110] RDX: 000055d607743e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.581193] RBP: 00007ffe841d7c60 R08: 0000000000000000 R09: 00007ffe841d7300 [ 43.582275] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d61eb7cbf0 [ 43.583350] R13: 00007ffe841d8090 R14: 000055d61eb86380 R15: 000055d61eb91460 [ 43.584469] [ 43.584826] irq event stamp: 1789 [ 43.585371] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 43.586653] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 43.587940] softirqs last enabled at (1778): [] handle_softirqs+0x50c/0x770 [ 43.589218] softirqs last disabled at (1771): [] __irq_exit_rcu+0xc4/0x100 [ 43.590492] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:55859' (ECDSA) to the list of known hosts. 2025/11/18 19:34:37 fuzzer started 2025/11/18 19:34:37 dialing manager at localhost:34383 2025/11/18 19:34:37 checking machine... 2025/11/18 19:34:37 checking revisions... [ 44.524574] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:34:37 testing simple program... [ 44.621178] cgroup: Unknown subsys name 'net' [ 44.675489] cgroup: Unknown subsys name 'cpuset' [ 44.697927] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 19:34:36 Registers: info registers vcpu 0 RAX=0000000000020000 RBX=ffff888015ebd340 RCX=0000000000000000 RDX=0000000000020005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888015ebdd98 RSP=ffff8880184270e0 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015ebddc0 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff815270cc 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 00007f2ae2469900 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=00007f2ae2438008 CR3=000000000e4ec000 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=0000000000000f00 RBX=ffff888009462500 RCX=ffffea00002ed000 RDX=0000000000000000 RSI=ffff88800bb40f00 RDI=ffff888008c413c0 RBP=ffffffff81aaff47 RSP=ffff888009757b98 R8 =ffff88800bb40700 R9 =0000000000000100 R10=ffffffff8664f857 R11=0000000000000000 R12=ffff88800bb40700 R13=ffff88800bb40700 R14=ffff888008c413c0 R15=0000000000000000 RIP=ffffffff81b2a0f3 RFL=00000287 [--S--PC] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffef82172f8 CR3=000000000defb000 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=34333a393120383120766f4e3e38333c XMM01=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732036333a3433 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303338 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000