[ 39.258037] ------------[ cut here ]------------ [ 39.258990] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.261405] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.262934] Modules linked in: [ 39.263593] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.265603] Tainted: [W]=WARN [ 39.266166] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.267656] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.268588] 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 [ 39.271808] RSP: 0018:ffff888015507bc0 EFLAGS: 00010286 [ 39.272809] RAX: 0000000000000000 RBX: ffffed1002aa0f78 RCX: ffffffff813a4050 [ 39.274123] RDX: ffff8880169b0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.275417] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002aa0f2f [ 39.276727] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.278034] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015507df8 [ 39.279333] FS: 00007f1c05abc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.280803] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.281880] CR2: 00007ffe9efeeef7 CR3: 000000000da59000 CR4: 0000000000350ef0 [ 39.283183] Call Trace: [ 39.283706] [ 39.284125] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.285044] ? __create_object+0x59/0x80 [ 39.285840] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.286838] __vmalloc_noprof+0x59/0x60 [ 39.287618] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.288520] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.289472] bpf_prog_alloc+0x39/0x200 [ 39.290195] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.291147] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.292070] do_seccomp+0x349/0x25e0 [ 39.292810] ? find_held_lock+0x2b/0x80 [ 39.293587] ? do_prlimit+0x310/0x610 [ 39.294283] ? __pfx_do_seccomp+0x10/0x10 [ 39.295078] ? do_raw_spin_unlock+0x53/0x220 [ 39.295931] ? _raw_spin_unlock+0x1e/0x40 [ 39.296722] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.297710] ? static_key_count+0x60/0x80 [ 39.298526] prctl_set_seccomp+0x4e/0x70 [ 39.299290] __do_sys_prctl+0xe6c/0x1d70 [ 39.300085] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.300954] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.301933] ? irqentry_exit+0xf3/0x650 [ 39.302712] do_syscall_64+0xbf/0x430 [ 39.303467] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.304392] RIP: 0033:0x7f1c05fae5cd [ 39.305109] 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 [ 39.308325] RSP: 002b:00007ffe9efecdd0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.309711] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1c05fae5cd [ 39.311006] RDX: 0000559f4fcf1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.312317] RBP: 00007ffe9efece30 R08: 0000000000000000 R09: 00007ffe9efec4d0 [ 39.313621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559f7de28ad0 [ 39.314914] R13: 00007ffe9efed260 R14: 0000559f7de29bc0 R15: 0000559f7de3a780 [ 39.316223] [ 39.316697] irq event stamp: 1803 [ 39.317310] hardirqs last enabled at (1811): [] __up_console_sem+0x78/0x80 [ 39.318836] hardirqs last disabled at (1820): [] __up_console_sem+0x5d/0x80 [ 39.320373] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 39.321936] softirqs last disabled at (1681): [] __irq_exit_rcu+0xc4/0x100 [ 39.323475] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.902854] ------------[ cut here ]------------ [ 42.903835] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.905842] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.907350] Modules linked in: [ 42.908040] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.910021] Tainted: [W]=WARN [ 42.910644] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.912133] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.913054] 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 [ 42.916268] RSP: 0018:ffff88801bf47bc0 EFLAGS: 00010286 [ 42.917240] RAX: 0000000000000000 RBX: ffffed10037e8f78 RCX: ffffffff813a4050 [ 42.918538] RDX: ffff888013a73780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.919841] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037e8f2f [ 42.921121] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.922411] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bf47df8 [ 42.923732] FS: 00007fa1677d9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.925155] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.926213] CR2: 00007ffd02eb7ef7 CR3: 0000000020834000 CR4: 0000000000350ef0 [ 42.927532] Call Trace: [ 42.928001] [ 42.928415] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.929306] ? __create_object+0x59/0x80 [ 42.930094] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.931074] __vmalloc_noprof+0x59/0x60 [ 42.931869] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.932756] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.933714] bpf_prog_alloc+0x39/0x200 [ 42.934416] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.935368] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.936276] do_seccomp+0x349/0x25e0 [ 42.936992] ? find_held_lock+0x2b/0x80 [ 42.937768] ? do_prlimit+0x310/0x610 [ 42.938516] ? __pfx_do_seccomp+0x10/0x10 [ 42.939269] ? do_raw_spin_unlock+0x53/0x220 [ 42.940118] ? _raw_spin_unlock+0x1e/0x40 [ 42.940906] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.941878] ? static_key_count+0x60/0x80 [ 42.942686] prctl_set_seccomp+0x4e/0x70 [ 42.943478] __do_sys_prctl+0xe6c/0x1d70 [ 42.944213] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.945083] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.946064] ? irqentry_exit+0xf3/0x650 [ 42.946850] do_syscall_64+0xbf/0x430 [ 42.947623] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.948581] RIP: 0033:0x7fa167ccb5cd [ 42.949244] 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 [ 42.952446] RSP: 002b:00007ffd02eb5390 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.953825] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa167ccb5cd [ 42.955120] RDX: 0000564f3bbfde00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.956401] RBP: 00007ffd02eb53f0 R08: 0000000000000000 R09: 00007ffd02eb4a90 [ 42.957697] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564f5d4fdb10 [ 42.958990] R13: 00007ffd02eb5820 R14: 0000564f5d4fe2b0 R15: 0000564f5d5126f0 [ 42.960320] [ 42.960785] irq event stamp: 1767 [ 42.961396] hardirqs last enabled at (1775): [] __up_console_sem+0x78/0x80 [ 42.962928] hardirqs last disabled at (1786): [] __up_console_sem+0x5d/0x80 [ 42.964475] softirqs last enabled at (1628): [] handle_softirqs+0x50c/0x770 [ 42.966024] softirqs last disabled at (1623): [] __irq_exit_rcu+0xc4/0x100 [ 42.967560] ---[ end trace 0000000000000000 ]--- [ 43.754735] ------------[ cut here ]------------ [ 43.755515] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.757188] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 43.758381] Modules linked in: [ 43.758906] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.760533] Tainted: [W]=WARN [ 43.760985] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.762166] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.762905] 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 [ 43.765503] RSP: 0018:ffff88801bc6fbc0 EFLAGS: 00010286 [ 43.766269] RAX: 0000000000000000 RBX: ffffed100378df78 RCX: ffffffff813a4050 [ 43.767304] RDX: ffff88801a4cd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.768363] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100378df2f [ 43.769946] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.771002] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bc6fdf8 [ 43.772067] FS: 00007f33747ba900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.773237] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.774111] CR2: 00007ffe6abc2ef7 CR3: 000000002067b000 CR4: 0000000000350ef0 [ 43.775154] Call Trace: [ 43.775577] [ 43.775916] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.776643] ? __create_object+0x59/0x80 [ 43.777242] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.778020] __vmalloc_noprof+0x59/0x60 [ 43.778635] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.779304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.780072] bpf_prog_alloc+0x39/0x200 [ 43.780665] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.781387] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.782122] do_seccomp+0x349/0x25e0 [ 43.782704] ? find_held_lock+0x2b/0x80 [ 43.783289] ? do_prlimit+0x310/0x610 [ 43.783898] ? __pfx_do_seccomp+0x10/0x10 [ 43.784531] ? do_raw_spin_unlock+0x53/0x220 [ 43.785177] ? _raw_spin_unlock+0x1e/0x40 [ 43.785806] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.786589] ? static_key_count+0x60/0x80 [ 43.787960] prctl_set_seccomp+0x4e/0x70 [ 43.788616] __do_sys_prctl+0xe6c/0x1d70 [ 43.789226] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.789917] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.790695] ? irqentry_exit+0xf3/0x650 [ 43.791282] do_syscall_64+0xbf/0x430 [ 43.791899] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.792676] RIP: 0033:0x7f3374cac5cd [ 43.793217] 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 [ 43.795811] RSP: 002b:00007ffe6abc0d30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.796926] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3374cac5cd [ 43.797978] RDX: 00005589a653be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.799220] RBP: 00007ffe6abc0d90 R08: 0000000000000000 R09: 00007ffe6abc0430 [ 43.800641] R10: 0000000000000000 R11: 0000000000000246 R12: 00005589d8963ad0 [ 43.801688] R13: 00007ffe6abc11c0 R14: 00005589d8964bc0 R15: 00005589d8975780 [ 43.802749] [ 43.803096] irq event stamp: 1985 [ 43.803640] hardirqs last enabled at (1995): [] __up_console_sem+0x78/0x80 [ 43.804874] hardirqs last disabled at (2004): [] __up_console_sem+0x5d/0x80 [ 43.806108] softirqs last enabled at (1954): [] handle_softirqs+0x50c/0x770 [ 43.807364] softirqs last disabled at (1863): [] __irq_exit_rcu+0xc4/0x100 [ 43.808599] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47358' (ECDSA) to the list of known hosts. 2025/11/17 22:24:45 fuzzer started 2025/11/17 22:24:46 dialing manager at localhost:37895 2025/11/17 22:24:46 checking machine... 2025/11/17 22:24:46 checking revisions... [ 44.707785] kmemleak: Automatic memory scanning thread ended 2025/11/17 22:24:46 testing simple program... [ 44.794743] cgroup: Unknown subsys name 'net' [ 44.858583] cgroup: Unknown subsys name 'cpuset' [ 44.871851] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 22:24:45 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880150775e0 RCX=ffff888015077534 RDX=1ffff11002a0eec7 RSI=ffffffff85e1ffe0 RDI=ffff8880150775e0 RBP=ffff888015077638 RSP=ffff8880150775c8 R8 =0000000000000001 R9 =ffff888015077620 R10=000000000003c9ed R11=0000000000029334 R12=ffff8880150776a8 R13=0000000000000000 R14=ffff888016f53780 R15=ffff8880099b83c0 RIP=ffffffff8135e1ae 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f414de04900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f414d51d000 CR3=000000000e4b9000 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=6b1e99b806172e3b00000000000aea28 XMM01=80f09f19808d26a300000000000aec68 XMM02=2e86c1e8fc577532000000000018b3e0 XMM03=ac585006bc0bee6f000000000018b8a0 XMM04=5afbb1f56135727100000000000ae988 XMM05=7b663a61b49b48e600000000003228a8 XMM06=5b75c91c804453420000000000321948 XMM07=e042d86d42eb936e0000000000312190 XMM08=4ab3728d2d1c212d00000000003047d0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=ffff88801732f4b8 RCX=0000000000000001 RDX=ffff888017330001 RSI=ffff88801732f4a8 RDI=ffff88801732f420 RBP=ffff888017328000 RSP=ffff88801732f348 R8 =0000000000000001 R9 =ffff88801732f450 R10=000000000003c9ed R11=000000000000453f R12=ffff88801732f401 R13=ffff88801732f458 R14=ffff88801732f4a8 R15=ffff88801732f410 RIP=ffffffff84c721a6 RFL=00000202 [-------] 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 00007f7d1b5a6700 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd02eaf000 CR3=000000000df60000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3134325b646873732035343a3432 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303233 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000