[ 39.534045] ------------[ cut here ]------------ [ 39.535105] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.537429] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.538942] Modules linked in: [ 39.539525] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.541510] Tainted: [W]=WARN [ 39.542149] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.543595] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.544465] 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 [ 39.547554] RSP: 0018:ffff88801757fbc0 EFLAGS: 00010286 [ 39.548502] RAX: 0000000000000000 RBX: ffffed1002eaff78 RCX: ffffffff813a4050 [ 39.549748] RDX: ffff8880163ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.551015] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eaff2f [ 39.552248] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.553486] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801757fdf8 [ 39.554720] FS: 00007f5221598900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.556119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.557152] CR2: 00007ffe1dbb8ef8 CR3: 000000000cea8000 CR4: 0000000000350ef0 [ 39.558391] Call Trace: [ 39.558846] [ 39.559275] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.560169] ? __create_object+0x59/0x80 [ 39.560900] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.561835] __vmalloc_noprof+0x59/0x60 [ 39.562556] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.563403] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.564324] bpf_prog_alloc+0x39/0x200 [ 39.565048] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.565969] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.566795] do_seccomp+0x349/0x25e0 [ 39.567501] ? find_held_lock+0x2b/0x80 [ 39.568264] ? do_prlimit+0x310/0x610 [ 39.568990] ? __pfx_do_seccomp+0x10/0x10 [ 39.569734] ? do_raw_spin_unlock+0x53/0x220 [ 39.570542] ? _raw_spin_unlock+0x1e/0x40 [ 39.571301] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.572244] ? static_key_count+0x60/0x80 [ 39.573027] prctl_set_seccomp+0x4e/0x70 [ 39.573742] __do_sys_prctl+0xe6c/0x1d70 [ 39.574507] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.575347] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.576282] ? irqentry_exit+0xf3/0x650 [ 39.577030] do_syscall_64+0xbf/0x430 [ 39.577721] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.578635] RIP: 0033:0x7f5221a8a5cd [ 39.579308] 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 [ 39.582372] RSP: 002b:00007ffe1dbb6470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.583688] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5221a8a5cd [ 39.584974] RDX: 000055964893be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.586268] RBP: 00007ffe1dbb64d0 R08: 0000000000000000 R09: 00007ffe1dbb5b70 [ 39.587549] R10: 0000000000000000 R11: 0000000000000246 R12: 000055965fbb5240 [ 39.588834] R13: 00007ffe1dbb6900 R14: 000055965fbbe380 R15: 000055965fbc9540 [ 39.590149] [ 39.590582] irq event stamp: 1909 [ 39.591246] hardirqs last enabled at (1919): [] __up_console_sem+0x78/0x80 [ 39.592758] hardirqs last disabled at (1928): [] __up_console_sem+0x5d/0x80 [ 39.594286] softirqs last enabled at (1736): [] handle_softirqs+0x50c/0x770 [ 39.595818] softirqs last disabled at (1727): [] __irq_exit_rcu+0xc4/0x100 [ 39.597318] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 43.016563] ------------[ cut here ]------------ [ 43.017159] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.018463] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 43.019377] Modules linked in: [ 43.019747] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.021176] Tainted: [W]=WARN [ 43.021533] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.022496] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.023065] 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 [ 43.025049] RSP: 0018:ffff888016ac7bc0 EFLAGS: 00010286 [ 43.025637] RAX: 0000000000000000 RBX: ffffed1002d58f78 RCX: ffffffff813a4050 [ 43.026441] RDX: ffff88800f311bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.027231] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d58f2f [ 43.028040] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.028820] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ac7df8 [ 43.029636] FS: 00007f9e81ae0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.030538] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.031200] CR2: 00007ffc9cc32ef8 CR3: 000000001fcba000 CR4: 0000000000350ef0 [ 43.032008] Call Trace: [ 43.032300] [ 43.032555] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.033121] ? __create_object+0x59/0x80 [ 43.033590] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.034204] __vmalloc_noprof+0x59/0x60 [ 43.034647] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.035189] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.035742] bpf_prog_alloc+0x39/0x200 [ 43.036202] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.036759] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.037321] do_seccomp+0x349/0x25e0 [ 43.037746] ? find_held_lock+0x2b/0x80 [ 43.038223] ? do_prlimit+0x310/0x610 [ 43.038658] ? __pfx_do_seccomp+0x10/0x10 [ 43.039148] ? do_raw_spin_unlock+0x53/0x220 [ 43.039640] ? _raw_spin_unlock+0x1e/0x40 [ 43.040123] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.040695] ? static_key_count+0x60/0x80 [ 43.041188] prctl_set_seccomp+0x4e/0x70 [ 43.041649] __do_sys_prctl+0xe6c/0x1d70 [ 43.042134] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.042641] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.043247] ? irqentry_exit+0xf3/0x650 [ 43.043698] do_syscall_64+0xbf/0x430 [ 43.044159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.044727] RIP: 0033:0x7f9e81fd25cd [ 43.045167] 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 [ 43.047168] RSP: 002b:00007ffc9cc31bb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.048030] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9e81fd25cd [ 43.048800] RDX: 00005649942a4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.049608] RBP: 00007ffc9cc31c10 R08: 0000000000000000 R09: 00007ffc9cc312b0 [ 43.050413] R10: 0000000000000000 R11: 0000000000000246 R12: 00005649b5dc5ad0 [ 43.051213] R13: 00007ffc9cc32040 R14: 00005649b5dc6bc0 R15: 00005649b5dd7780 [ 43.052016] [ 43.052280] irq event stamp: 1725 [ 43.052655] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 43.053612] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 43.054567] softirqs last enabled at (1286): [] handle_softirqs+0x50c/0x770 [ 43.055536] softirqs last disabled at (1265): [] __irq_exit_rcu+0xc4/0x100 [ 43.056485] ---[ end trace 0000000000000000 ]--- [ 43.851173] ------------[ cut here ]------------ [ 43.852133] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.854165] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.855626] Modules linked in: [ 43.856273] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.858268] Tainted: [W]=WARN [ 43.858823] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.860293] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.861205] 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 [ 43.864381] RSP: 0018:ffff88801a697bc0 EFLAGS: 00010286 [ 43.865381] RAX: 0000000000000000 RBX: ffffed10034d2f78 RCX: ffffffff813a4050 [ 43.866682] RDX: ffff888016018000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.867954] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034d2f2f [ 43.869237] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.870528] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a697df8 [ 43.871813] FS: 00007f9c6439d900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.873279] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.874347] CR2: 00007ffedfd22ef8 CR3: 000000001f6b7000 CR4: 0000000000350ef0 [ 43.875640] Call Trace: [ 43.876143] [ 43.876564] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.877483] ? __create_object+0x59/0x80 [ 43.878277] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.879270] __vmalloc_noprof+0x59/0x60 [ 43.880031] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.880860] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.881798] bpf_prog_alloc+0x39/0x200 [ 43.882545] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.883470] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.884381] do_seccomp+0x349/0x25e0 [ 43.885107] ? find_held_lock+0x2b/0x80 [ 43.885837] ? do_prlimit+0x310/0x610 [ 43.886586] ? __pfx_do_seccomp+0x10/0x10 [ 43.887376] ? do_raw_spin_unlock+0x53/0x220 [ 43.888208] ? _raw_spin_unlock+0x1e/0x40 [ 43.888992] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.889977] ? static_key_count+0x60/0x80 [ 43.890732] prctl_set_seccomp+0x4e/0x70 [ 43.891516] __do_sys_prctl+0xe6c/0x1d70 [ 43.892294] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.893163] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.894142] ? irqentry_exit+0xf3/0x650 [ 43.894866] do_syscall_64+0xbf/0x430 [ 43.895594] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.896555] RIP: 0033:0x7f9c6488f5cd [ 43.897262] 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 [ 43.900458] RSP: 002b:00007ffedfd20460 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.901849] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9c6488f5cd [ 43.903137] RDX: 00005594adf57e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.904421] RBP: 00007ffedfd204c0 R08: 0000000000000000 R09: 00007ffedfd1fb60 [ 43.905712] R10: 0000000000000000 R11: 0000000000000246 R12: 00005594dc282ad0 [ 43.907006] R13: 00007ffedfd208f0 R14: 00005594dc283bc0 R15: 00005594dc294780 [ 43.908298] [ 43.908720] irq event stamp: 1723 [ 43.909347] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 43.910932] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 43.912608] softirqs last enabled at (1752): [] handle_softirqs+0x50c/0x770 [ 43.914151] softirqs last disabled at (1741): [] __irq_exit_rcu+0xc4/0x100 [ 43.915641] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31508' (ECDSA) to the list of known hosts. 2025/11/18 19:25:06 fuzzer started 2025/11/18 19:25:07 dialing manager at localhost:34383 2025/11/18 19:25:07 checking machine... 2025/11/18 19:25:07 checking revisions... [ 44.801707] kmemleak: Automatic memory scanning thread ended 2025/11/18 19:25:07 testing simple program... [ 44.887734] cgroup: Unknown subsys name 'net' [ 44.951152] cgroup: Unknown subsys name 'cpuset' [ 44.963451] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:25:06 Registers: info registers vcpu 0 RAX=ffffffff87ce3608 RBX=ffff888017a75340 RCX=0000000000000001 RDX=0000000000000001 RSI=0000000000000020 RDI=ffffffff85e1ffe0 RBP=ffff888017a75d98 RSP=ffff88806ce088e8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888017a75de8 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152715d RFL=00000002 [-------] 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 00007f9e81ae0900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5000000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9e82097618 CR3=000000001fcef000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000000ce RBX=ffffc90000663818 RCX=ffffffff83616f2b RDX=1ffff110013bd5f3 RSI=ffffffff83616f9e RDI=ffff888009deafaa RBP=0000000000000000 RSP=ffff888016ac6f38 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=0000000000000000 R11=0000000000000000 R12=0000000000000018 R13=ffff88800e1d4cd0 R14=ffff88800a860000 R15=ffff888009deaf80 RIP=ffffffff83617033 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 00007fb8a2d84900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fb8a31deff0 CR3=000000001f7f8000 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=25252525252525252525252525252525 XMM01=00ff0000000000ff0000ff0000ff0000 XMM02=00000000000000000000000000000000 XMM03=00000000ffffffff0000000000000004 XMM04=000000300000002800007fb8a3283b6b XMM05=00007ffd2a09058000007ffd2a090640 XMM06=000000000000000274461a1812730700 XMM07=00000000000000008000000000000006 XMM08=7325733030312e252d64252e64252d48 XMM09=00000000000000000000000000000000 XMM10=f1ae70f3b593b355508c0132662801da XMM11=f6b565626617696be7722f5ac2ba5a70 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000