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assert "dupe == NULL" failed in uvm_page.c (4)

Status: upstream: reported on 2023/11/10 00:44
Reported-by: syzbot+2eb1db0751db0749a856@syzkaller.appspotmail.com
First crash: 170d, last: 2d13h
▶ ▼ Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd assert "dupe == NULL" failed in uvm_page.c (2) 1 1374d 1374d 0/3 auto-closed as invalid on 2020/10/22 03:53
openbsd assert "dupe == NULL" failed in uvm_page.c 4 1538d 1651d 0/3 auto-closed as invalid on 2020/05/10 22:18
openbsd assert "dupe == NULL" failed in uvm_page.c (3) 25 495d 864d 0/3 auto-obsoleted due to no activity on 2023/03/20 05:40

Sample crash report:
panic: kernel diagnostic assertion "dupe == NULL" failed: file "/syzkaller/managers/main/kernel/sys/uvm/uvm_page.c", line 144
Starting stack trace...
panic(ffffffff82927f96) at panic+0x159 sys/kern/subr_prf.c:229
__assert(ffffffff828e2837,ffffffff82835e39,90,ffffffff828ea7b7) at __assert+0x29 sys/kern/subr_prf.c:157
uvm_pagealloc_pg(fffffd80068ddb00,fffffd8062a36020,3f93f8000,0) at uvm_pagealloc_pg+0x3e9 sys/uvm/uvm_page.c:695
uvm_pagealloc(fffffd8062a36020,3f93f8000,0,3) at uvm_pagealloc+0x1ed sys/uvm/uvm_page.c:917
pmap_get_ptp(fffffd8062a36010,7f27f018000) at pmap_get_ptp+0x18d sys/arch/amd64/amd64/pmap.c:1215
pmap_enter(fffffd8062a36010,7f27f018000,75011000,3,22) at pmap_enter+0x2b0
uvm_fault_upper(ffff80002f597710,ffff80002f597748,ffff80002f597610,0) at uvm_fault_upper+0x26f sys/uvm/uvm_fault.c:1056
uvm_fault(fffffd8069cc2018,7f27f018000,0,2) at uvm_fault+0x137 sys/uvm/uvm_fault.c:608
upageflttrap(ffff80002f597890,7f27f018028) at upageflttrap+0x85 sys/arch/amd64/amd64/trap.c:188
usertrap(ffff80002f597890) at usertrap+0x20e sys/arch/amd64/amd64/trap.c:436
recall_trap() at recall_trap+0x8
end of kernel
end trace frame: 0x7597ff133d10, count: 246
End of stack trace.

Crashes (48):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/25 19:20 openbsd 8fa0fb927089 8bdc0f22 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/25 17:29 openbsd 8fa0fb927089 8bdc0f22 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/24 03:11 openbsd e6c7c102cf5d 21339d7b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/23 03:49 openbsd 19e99d061340 21339d7b .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/22 11:19 openbsd 5af821209fa3 36c961ad .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/21 18:27 openbsd 8a9424f8c5c9 af24b050 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/21 10:57 openbsd 8a9424f8c5c9 af24b050 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/20 09:28 openbsd 55906bae5af5 af24b050 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/20 01:23 openbsd 097a266d85db af24b050 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/18 02:05 openbsd 456e8b6ad58e acc528cb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/17 20:11 openbsd 456e8b6ad58e acc528cb .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/17 05:03 openbsd 489289b76a3a 18f6e127 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/17 00:04 openbsd 489289b76a3a 18f6e127 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/16 19:56 openbsd 25b30cac31a3 2338035c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/15 21:32 openbsd 7019ae976ad9 459f4b00 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/15 19:25 openbsd 7019ae976ad9 459f4b00 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/15 15:57 openbsd 7019ae976ad9 459f4b00 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/14 08:06 openbsd 3b9d585e0ce8 c8349e48 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/14 06:39 openbsd 3b9d585e0ce8 c8349e48 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/13 12:41 openbsd 93536db294f5 c8349e48 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/12 13:43 openbsd 474ea8ba1797 c8349e48 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/11 00:10 openbsd d11f3b71804f 33b9e058 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/10 05:22 openbsd 1e30b36946b4 171ec371 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/10 05:06 openbsd 1e30b36946b4 171ec371 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/08 11:35 openbsd e16d075e3f83 7591ebb5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/04/08 09:41 openbsd c112ccd4e935 7591ebb5 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/04/05 20:51 openbsd 3f7c134ffe9c ca620dd8 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/03/22 14:20 openbsd b98784e6f2e2 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/03/21 19:39 openbsd 173c810f1a3f 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/03/15 15:48 openbsd 5807f0156439 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/03/12 08:40 openbsd 3b374a56007a 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/03/11 10:56 openbsd 1e370e58d388 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/03/11 05:55 openbsd 1e370e58d388 6ee49f2e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/03/04 07:38 openbsd a782303f51d4 25905f5d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/03/03 17:53 openbsd 43503d760fb8 25905f5d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/03/02 02:47 openbsd ec6f9a749b05 25905f5d .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/02/23 04:38 openbsd 609e0b1cb961 8d446f15 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/02/03 19:10 openbsd b8e36cff4f62 a67b2c42 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/01/30 00:25 openbsd 60465fd700e3 991a98f4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2024/01/29 10:01 openbsd 02b1d65639bd 991a98f4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/01/19 12:40 openbsd 59674edd175d 21772ce4 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2024/01/02 12:20 openbsd af367b3e7443 fb427a07 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2023/12/10 21:09 openbsd 83762a71f748 28b24332 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2023/12/03 18:30 openbsd 040dcbc58f4c f819d6f7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore assert "dupe == NULL" failed in uvm_page.c
2023/12/01 20:56 openbsd a5839ef2707f f819d6f7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2023/11/29 05:54 openbsd 1c543edce21c 1adfb6f6 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2023/11/23 14:27 openbsd dfd7428cb9ea fc59b78e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
2023/11/10 00:43 openbsd 8eb093d04bc2 45e9b83e .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main assert "dupe == NULL" failed in uvm_page.c
* Struck through repros no longer work on HEAD.